Cyngn SC 13G/A / BENCHMARK CAPITAL PARTNERS VI ownership change

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Schedule 13G

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b), (c) AND (d)
AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2 (b)

(Amendment No. 1)*

Cyngn,Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

23257B107

(CUSIP Number)

December 31, 2023

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

¨ Rule 13d-1(c)

x Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

(Continued on following pages)

Page 1 of 23 Pages

Exhibit Index Contained on Page 22

CUSIP NO. 23257B107

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Page 2 of 23

1	NAME OF REPORTING PERSON Benchmark Capital Partners VI, L.P. (“BCP VI”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 263,483 shares, except that Benchmark Capital Management Co. VI, L.L.C. (“BCMC VI”), the general partner of BCP VI, may be deemed to have sole power to vote these shares, and Alexandre Balkanski (“Balkanski”), Matthew R. Cohler (“Cohler”), Bruce W. Dunlevie (“Dunlevie”), Peter Fenton (“Fenton”), J. William Gurley (“Gurley”), Kevin R. Harvey (“Harvey”), Robert C. Kagle (“Kagle”) and Mitchell H. Lasky (“Lasky”), the members of BCMC VI, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 263,483 shares, except that BCMC VI, the general partner of BCP VI, may be deemed to have sole power to dispose of these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 263,483
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.6%
12	TYPE OF REPORTING PERSON PN

CUSIP NO. 23257B107

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Page 3 of 23

1	NAME OF REPORTING PERSON Benchmark Founders’ Fund VI, L.P. (“BFF VI”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 16,478 shares, except that BCMC VI, the general partner of BFF VI, may be deemed to have sole power to vote these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 16,478 shares, except that BCMC VI, the general partner of BFF VI, may be deemed to have sole power to dispose of these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 16,478
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.0%
12	TYPE OF REPORTING PERSON PN

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Page 4 of 23

1	NAME OF REPORTING PERSON Benchmark Founders’ Fund VI-B, L.P. (“BFF VI-B”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 10,815 shares, except that BCMC VI, the general partner of BFF VI-B, may be deemed to have sole power to vote these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 10,815 shares, except that BCMC VI, the general partner of BFF VI-B, may be deemed to have sole power to dispose of these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,815
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.0%
12	TYPE OF REPORTING PERSON PN

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Page 5 of 23

1	NAME OF REPORTING PERSON Benchmark Capital Management Co. VI, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to dispose of these shares, and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky, the members of BCMC VI, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 319,179
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.8%
12	TYPE OF REPORTING PERSON OO

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Page 6 of 23

1	NAME OF REPORTING PERSON Benchmark Capital Partners VII, L.P. (“BCP VII”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 7,823,167 shares, except that Benchmark Capital Management Co. VII, L.L.C. (“BCMC VII”), the general partner of BCP VII, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 7,823,167 shares, except that Benchmark Capital Management Co. VII, L.L.C. (“BCMC VII”), the general partner of BCP VII, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 7,823,167
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 18.7%
12	TYPE OF REPORTING PERSON PN

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Page 7 of 23

1	NAME OF REPORTING PERSON Benchmark Founders’ Fund VII, L.P. (“BFF VII”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 868,833 shares, except that BCMC VII, the general partner of BFF VII, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 868,833 shares, except that BCMC VII, the general partner of BFF VII, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 868,833
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 2.1%
12	TYPE OF REPORTING PERSON PN

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Page 8 of 23

1	NAME OF REPORTING PERSON Benchmark Founders’ Fund VII-B, L.P. (“BFF VII-B”)
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 1,151,488 shares, except that BCMC VII, the general partner of BFF VII-B, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 1,151,488 shares, except that BCMC VII, the general partner of BFF VII-B, may be deemed to have sole power to dispose of these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 1,151,488
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 2.8%
12	TYPE OF REPORTING PERSON PN

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Page 9 of 23

1	NAME OF REPORTING PERSON Benchmark Capital Management Co. VII, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 9,843,488 shares, of which 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VII, the general partner of BCP VII, BFF VII and BFF VII-B, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to vote these shares.
	6	SHARED VOTING POWER See response to row 5.
	7	SOLE DISPOSITIVE POWER 9,843,488 shares, of which 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VII, the general partner of BCP VII, BFF VII and BFF VII-B, may be deemed to have sole power to vote these shares, and Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky, the members of BCMC VII, may be deemed to have shared power to dispose of these shares.
	8	SHARED DISPOSITIVE POWER See response to row 7.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,843,488
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 23.5%
12	TYPE OF REPORTING PERSON OO

CUSIP NO. 23257B107

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Page 10 of 23

1	NAME OF REPORTING PERSON Alexandre Balkanski
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote these shares, and Balkanski, a member of BCMC VI, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote these shares, and Balkanski, a member of BCMC VI, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 319,179
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.8%
12	TYPE OF REPORTING PERSON IN

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Page 11 of 23

1	NAME OF REPORTING PERSON Matthew R. Cohler
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Cohler, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Cohler, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

CUSIP NO. 23257B107

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Page 12 of 23

1	NAME OF REPORTING PERSON Bruce W. Dunlevie
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Dunlevie, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Dunlevie, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

CUSIP NO. 23257B107

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Page 13 of 23

1	NAME OF REPORTING PERSON Peter Fenton
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Fenton, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Fenton, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

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Page 14 of 23

1	NAME OF REPORTING PERSON J. William Gurley
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Gurley, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Gurley, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

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Page 15 of 23

1	NAME OF REPORTING PERSON Kevin R. Harvey
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Harvey, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Harvey, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

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Page 16 of 23

1	NAME OF REPORTING PERSON Robert C. Kagle
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote these shares, and Kagle, a member of BCMC VI, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 319,179 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B and 28,403 are held in nominee form for the benefit of persons associated with BCMC VI. BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote these shares, and Kagle, a member of BCMC VI, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 319,179
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 0.8%
12	TYPE OF REPORTING PERSON IN

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1	NAME OF REPORTING PERSON Mitchell H. Lasky
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) x
3	SEC USE ONLY
4	CITIZENSHIP OR PLACE OF ORGANIZATION U.S. Citizen

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5	SOLE VOTING POWER 0 shares
	6	SHARED VOTING POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Lasky, a member of BCMC VI and BCMC VII, may be deemed to have shared power to vote these shares.
	7	SOLE DISPOSITIVE POWER 0 shares
	8	SHARED DISPOSITIVE POWER 10,162,667 shares, of which 263,483 are directly owned by BCP VI, 16,478 are directly owned by BFF VI, 10,815 are directly owned by BFF VI-B, 28,403 are held in nominee form for the benefit of persons associated with BCMC VI, 7,823,167 are directly owned by BCP VII, 868,833 are directly owned by BFF VII and 1,151,488 are directly owned by BFF VII-B. BCMC VI is the general partner of BCP VI, BFF VI and BFF VI-B, and BCMC VII is the general partner of BCP VII, BFF VII and BFF VII-B. Lasky, a member of BCMC VI and BCMC VII, may be deemed to have shared power to dispose of these shares.

9	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 10,162,667
10	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES ¨
11	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 24.3%
12	TYPE OF REPORTING PERSON IN

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ITEM 1(A).

NAME OF ISSUER

Cyngn, Inc.

ITEM 1(B).

ADDRESS OF ISSUER’S PRINCIPAL EXECUTIVE OFFICES

1015 O’Brien Dr.

Menlo Park, CA 94025

ITEM 2(A).

NAME OF PERSONS FILING

This Statement is filed by BCP VI, BFF VI, BFF V-B, BCMC VI, BCP VII, BFF VII, BFF VII-B, BCMC VII and Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky. The foregoing entities and individuals are collectively referred to as the “Reporting Persons.”

BCMC VI, the general partner of BCP VI, BFF VI and BFF VI-B, may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by BCP VI, BFF VI and BFF VI-B.

BCMC VII, the general partner of BCP VII, BFF VII and BFF VII-B, may be deemed to have sole power to vote and sole power to dispose of shares of the issuer directly owned by BCP VII, BFF VII and BFF VII-B.

Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky are members of BCMC VI and may be deemed to have shared power to vote and shared power to dispose of shares of the issuer directly owned by BCP VI, BFF VI and BFF VI-B.

Cohler, Dunlevie, Fenton, Gurley, Harvey and Lasky are members of BCMC VII and may be deemed to have shared power to vote and shared power to dispose of shares of the issuer directly owned by BCP VII, BFF VII and BFF VII-B.

ITEM 2(B).

ADDRESS OF PRINCIPAL BUSINESS OFFICE

The address for each reporting person is:

Benchmark

2965 Woodside Road

Woodside, California 94062

ITEM 2(C).

CITIZENSHIP

BCP VI, BFF VI, BFF VI-B, BCP VII, BFF VII and BFF VII-B are Delaware limited partnerships. BCMC VI and BCMC VII are Delaware limited liability companies. Balkanski, Cohler, Dunlevie, Fenton, Gurley, Harvey, Kagle and Lasky are United States Citizens.

ITEM 2(D) and (E).

TITLE OF CLASS OF SECURITIES AND CUSIP NUMBER

Common Stock

CUSIP # 23257B107

ITEM 3.

Not Applicable.

ITEM 4.

OWNERSHIP

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

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The following information with respect to the ownership of the Common Stock of the issuer by the persons filing this Statement is provided as of December 31, 2023 (based on 41,802,944 shares of Common Stock of the issuer outstanding as of November 8, 2023 as reported by the issuer on Form 10-Q for the period ended September 30, 2023 and filed with the Securities and Exchange Commission on November 9, 2023).

	(a)	Amount beneficially owned:

		See Row 9 of cover page for each Reporting Person.

	(b)	Percent of Class:

		See Row 11 of cover page for each Reporting Person.

	(c)	Number of shares as to which such person has:


	(i)	Sole power to vote or to direct the vote:

		See Row 5 of cover page for each Reporting Person.

	(ii)	Shared power to vote or to direct the vote:

		See Row 6 of cover page for each Reporting Person.

	(iii)	Sole power to dispose or to direct the disposition of:

		See Row 7 of cover page for each Reporting Person.

(iv)

Shared power to dispose or to direct the disposition of:

See Row 8 of cover page for each Reporting Person.

ITEM 5.

OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS

Not applicable.

ITEM 6.

OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON

Under certain circumstances set forth in the limited partnership agreements of BCP VI, BFF VI, BFF VI-B, BCP VII, BFF VII, BFF VII-B, and the limited liability company agreements of BCMC VI and BCMC VII, the general and limited partners or members, as the case may be, of each of such entities may be deemed to have the right to receive dividends from, or the proceeds from, the sale of shares of the issuer owned by each such entity of which they are a partner or member, as the case may be.

ITEM 7.

IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY

Not applicable.

ITEM 8.

IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP

Not applicable.

ITEM 9.

NOTICE OF DISSOLUTION OF GROUP

Not applicable.

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ITEM 10.

CERTIFICATION

Not applicable.

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SIGNATURES

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Date: February [__], 2024

	BENCHMARK CAPITAL PARTNERS VI, L.P., a Delaware Limited Partnership

	BENCHMARK FOUNDERS’ FUND VI, L.P., a Delaware Limited Partnership

	BENCHMARK FOUNDERS’ FUND VI-B, L.P., a Delaware Limited Partnership

	BENCHMARK CAPITAL MANAGEMENT CO. VI, L.L.C., a Delaware Limited Liability Company

	By:	/s/ An-Yen Hu
		An-Yen Hu, by power of attorney


	BENCHMARK CAPITAL PARTNERS VII, L.P., a Delaware Limited Partnership

	BENCHMARK FOUNDERS’ FUND VII, L.P., a Delaware Limited Partnership

	BENCHMARK FOUNDERS’ FUND VII-B, L.P., a Delaware Limited Partnership

	BENCHMARK CAPITAL MANAGEMENT CO. VII, L.L.C., a Delaware Limited Liability Company

	By:	/s/ An-Yen Hu
		An-Yen Hu, by power of attorney


	ALEXANDRE BALKANSKI
	MATTHEW R. COHLER
	BRUCE W. DUNLEVIE
	PETER FENTON
	J. WILLIAM GURLEY
	KEVIN R. HARVEY
	ROBERT C. KAGLE
	MITCHELL H. LASKY

	By:	/s/ An-Yen Hu
		An-Yen Hu
		Attorney-in-Fact*

*Signed pursuant to a Power of Attorney already on file with the appropriate agencies.

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EXHIBIT INDEX

Exhibit	Found on Sequentially Numbered Page

Exhibit A: Agreement of Joint Filing	23

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EXHIBIT A

Agreement of Joint Filing

The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the ordinary shares of Cyngn,Inc. shall be filed on behalf of each of the undersigned. Note that copies of the applicable Agreement of Joint Filings are already on file with the appropriate agencies.

Cyngn (CYN) SC 13G/ACyngn / BENCHMARK CAPITAL PARTNERS VI ownership change