Old Second Bancorp Inc

OSBC

Exchange: Nasdaq
Industry: State Commercial Banks
SEC CIK: 0000357173

SEC filings (opens in a new tab)

In the last 90 days, Old Second Bancorp Inc insiders filed 0 open-market purchases and 7 sales; 184 institutions reported holding it in 13F filings for Q2 2026, worth $903.3M in total; no superinvestor holds it.

Q1 2023 vs. Q4 2022

How the institutions holding Old Second Bancorp Inc changed between Q4 2022 and Q1 2023.

All holders in Q1 2023 All holders in Q4 2022

13F holders of OSBC: Q4 2022 compared with Q1 2023
Measure	Q4 2022	Of which not filed for Q1 2023	Q1 2023	Change
Holders	145	4	155	+14
Shares	29.4M	522.3K	29.5M	+664.2K (+2.3%)
Value	$471.2M	$8.40M	$415.0M	−$47.8M (−10.3%)

4 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (25)

Institutions that held Old Second Bancorp Inc at the end of Q1 2023 but not at the end of Q4 2022.

Institutions new to OSBC in Q1 2023
Institution	Shares	Value	% of portfolio
Great Lakes Advisors, LLC	101,335	$1.42M	0.01%
Mount Capital Ltd	73,702	$1.04M	0.41%
Teacher Retirement System of Texas	55,424	$779.0K	0.01%
Wakefield Asset Management LLLP	47,148	$662.9K	0.28%
ClariVest Asset Management LLC	36,078	$507.0K	0.02%
Arrowstreet Capital, Limited Partnership	34,519	$485.0K	0.00%
New York Life Investment Management LLC	33,222	$467.1K	0.01%
Ziegler Capital Management, LLC	32,872	$462.2K	0.02%
Cornercap Investment Counsel Inc	32,359	$455.0K	0.08%
Hunter Perkins Capital Management, LLC	31,028	$436.0K	0.10%
Qube Research & Technologies Ltd	26,795	$376.7K	0.00%
SageView Advisory Group, LLC	22,919	$322.2K	0.02%
Rafferty Asset Management, LLC	21,355	$300.3K	0.00%
Janus Henderson Group PLC	21,362	$299.8K	0.00%
Black Maple Capital Management LP	20,445	$287.5K	0.36%
Spire Wealth Management	17,940	$252.2K	0.01%
Thrivent Financial for Lutherans	17,361	$244.0K	0.00%
Livforsakringsbolaget Skandia, Omsesidigt	12,800	$179.3K	0.02%
Bank of Montreal	10,482	$150.5K	0.00%
Trexquant Investment LP	10,459	$147.1K	0.00%
HSBC Holdings PLC	10,441	$144.9K	0.00%
Lazard Asset Management LLC	1,963	$27.0K	0.00%
Quarry LP	700	$9.84K	0.01%
Psagot Value Holdings Ltd. / (Israel)	214	$3.00K	0.00%
Toronto Dominion Bank	5	$0	0.00%

Sold out (11)

Institutions that held Old Second Bancorp Inc at the end of Q4 2022 and filed for Q1 2023 without it.

Institutions that sold out of OSBC in Q1 2023
Institution	Shares, Q4 2022	Value, Q4 2022
Wedge Capital Management L L P	275,795	$4.42M
EAM Global Investors LLC	88,940	$1.43M
EAM Investors, LLC	60,426	$969.2K
Savant Capital, LLC	34,247	$549.3K
Squarepoint Ops LLC	18,690	$299.8K
Quadrature Capital Ltd	18,633	$298.7K
Vigilant Capital Management, LLC	15,000	$241.0K
Jane Street Group, LLC	13,479	$216.2K
SG Americas Securities, LLC	12,348	$198.0K
Pinnacle Financial Group, LLC	11,895	$190.8K
Quantbot Technologies LP	5,072	$81.4K

Not filed for Q1 2023 yet (4)

Institutions that held Old Second Bancorp Inc at the end of Q4 2022 and haven't filed a 13F for Q1 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OSBC in Q4 2022 that haven't filed for Q1 2023
Institution	Shares, Q4 2022	Value, Q4 2022
Monarch Partners Asset Management LLC	232,773	$3.73M
Rothschild & Co Asset Management US Inc.	101,516	$1.63M
Fairhaven Wealth Management, LLC	97,000	$1.56M
Comerica Bank	91,031	$1.48M