David Arkowitz

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
21 Nov 24	IBIO iBio	Stock Option Common Stock	Grant	Acquire A	No	No	2.45	12,600	30.87 k	12,600
4 Sep 24	KANT Kineta	Stock Option Common Stock	Grant	Acquire A	No	No	0.611	12,500	7.64 k	12,500
16 Feb 24	MCRB Seres Therapeutics	Common Stock	Sell	Dispose S	No	Yes	1.08	3,939	4.25 k	182,442
15 Feb 24	MCRB Seres Therapeutics	Common Stock	Option exercise	Acquire M	No	No	0	10,625	0.00	186,381
15 Feb 24	MCRB Seres Therapeutics	RSU Common Stock	Option exercise	Dispose M	No	No	0	10,625	0.00	31,875
14 Feb 24	MCRB Seres Therapeutics	RSU Common Stock	Grant	Acquire A	No	No	0	35,625	0.00	35,625
14 Feb 24	MCRB Seres Therapeutics	Stock Option Common Stock	Grant	Acquire A	No	No	1.1	287,905	316.70 k	287,905
14 Feb 24	MCRB Seres Therapeutics	Stock Option Common Stock	Grant	Acquire A	No	No	1.1	213,750	235.13 k	213,750
30 Oct 23	MCRB Seres Therapeutics	Common Stock	Sell	Dispose S	No	Yes	1.35	4,066	5.49 k	175,756
27 Oct 23	MCRB Seres Therapeutics	Common Stock	Option exercise	Acquire M	No	No	0	13,209	0.00	179,822

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.