Pilmer Donald

Date	Company	Security	Transaction	Code	Indirect	10b5-1	#Shares	#Remaining
30 Sep 24	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Other	Acquire J	Yes	No	13	3,941
30 Jun 24	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Other	Acquire J	Yes	No	13	3,928
30 Jun 24	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Other	Acquire J	Yes	No	1	179
31 Mar 24	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Other	Acquire J	Yes	No	15	3,915
31 Mar 24	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Other	Acquire J	Yes	No	1	178
20 Feb 24	OSBC Old Second Bancorp	RSU	Grant	Acquire A	No	No	16,064	34,836
31 Dec 23	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Grant	Acquire A	Yes	No	14	3,900
30 Sep 23	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Grant	Acquire A	Yes	No	12	3,886
30 Sep 23	OSBC Old Second Bancorp	Old Second Bancorp, Inc. Common Stock	Grant	Acquire A	Yes	No	1	177

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