Mesirow Financial Investment Management’s Old Second Bancorp OSBC Stock Holding History

Mesirow Financial Investment Management’s Portfolio OSBC Stock Details OSBC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-16,412	Closed	-$239K	–	591
2025 Q1	$239K	Hold	16,412	–	–	﹤0.01%	502
2024 Q4	$292K	Buy	16,412 +239	+1%	+$4.15K	0.01%	464
2024 Q3	$252K	Buy	+16,173	New	+$260K	﹤0.01%	496
2024 Q1	–	Sell	-26,214	Closed	-$402K	–	584
2023 Q4	$402K	Hold	26,214	–	–	0.01%	350
2023 Q3	$357K	Hold	26,214	–	–	1.55%	14
2023 Q2	$342K	Sell	26,214 -1,489	-5%	-$18.9K	1.45%	24
2023 Q1	$390K	Hold	27,703	–	–	1.61%	20
2022 Q4	$444K	Hold	27,703	–	–	1.87%	12
2022 Q3	$362K	Hold	27,703	–	–	1.72%	17
2022 Q2	$371K	Sell	27,703 -83	-0.3%	-$1.19K	1.79%	16
2022 Q1	$403K	Sell	27,786 -10,289	-27%	-$144K	1.36%	30
2021 Q4	$479K	Hold	38,075	–	–	1.38%	34
2021 Q3	$497K	Buy	+38,075	New	+$457K	1.46%	27
2020 Q2	–	Sell	-20,546	Closed	-$142K	–	79
2020 Q1	$142K	Sell	20,546 -214	-1%	-$2.35K	0.89%	64
2019 Q4	$280K	Buy	+20,760	New	+$259K	1.18%	55

Other funds holding OSBC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

FCM

FJ Capital Management Mclean, Virginia $888M AUM 18.97% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

DAM

Davis Asset Management Sausalito, California $3.46B AUM 9.77% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

BFC

Banc Funds Company Chicago, Illinois $537M AUM 17.34% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Mesirow Financial Investment Management's OSBC Position: Q2 2025 in Review

Mesirow Financial Investment Management sold out of Old Second Bancorp (OSBC) in Q2 2025, closing a stake of 16,412 shares — an estimated $239K sold.

Mesirow Financial Investment Management first reported a position in OSBC in Q4 2019 and held it in 15 quarters. The position peaked at $497K in Q3 2021. 183 funds tracked by Wall St. Rank hold OSBC as of Q2 2025.

Mesirow Financial Investment Management reported no remaining Old Second Bancorp position as of Q2 2025 after selling out during the quarter.
Mesirow Financial Investment Management sold 16,412 Old Second Bancorp shares in Q2 2025, an estimated $239K.
Mesirow Financial Investment Management first reported a position in Old Second Bancorp in Q4 2019 and held it in 15 quarters.
Mesirow Financial Investment Management's Old Second Bancorp position peaked at $497K in Q3 2021.
183 funds tracked by Wall St. Rank held Old Second Bancorp as of Q2 2025.

Based on Mesirow Financial Investment Management's 13F filing for Q2 2025, filed 4 Aug 2025.