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Old Second Bancorp Inc

OSBC
Exchange
Nasdaq
Industry
State Commercial Banks
SEC CIK
0000357173

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.

Q3 2023 vs. Q2 2023

How the institutions holding Old Second Bancorp Inc changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of OSBC: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders1341145+12
Shares29.5M78.6K29.9M+456.3K (+1.5%)
Value$385.5M$1.03M$406.8M+$22.3M (+5.8%)

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (19)

Institutions that held Old Second Bancorp Inc at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to OSBC in Q3 2023
InstitutionSharesValue% of portfolio
Old Second National Bank of Aurora297,232$4.05M1.23%
Eagle Asset Management Inc114,926$1.56M0.01%
Wealth Enhancement Advisory Services, LLC74,637$1.02M0.00%
Arrowstreet Capital, Limited Partnership53,168$724.0K0.00%
CWM Advisors, LLC46,848$637.6K0.08%
Millennium Management LLC36,310$494.2K0.00%
AQR Capital Management LLC33,699$458.6K0.00%
Assenagon Asset Management S.A.27,338$372.1K0.00%
Alps Advisors Inc23,690$322.4K0.00%
Truist Financial Corp23,060$313.8K0.00%
Citadel Advisors LLC21,070$286.8K0.00%
Y-Intercept (Hong Kong) Ltd20,838$283.6K0.03%
CIBC Private Wealth Group, LLC17,406$236.9K0.00%
Atom Investors LP15,611$212.5K0.05%
Price T Rowe Associates Inc15,067$206.0K0.00%
Cubist Systematic Strategies, LLC15,068$205.1K0.00%
Graham Capital Management, L.P.12,409$168.9K0.01%
Quantbot Technologies LP2,502$34.1K0.00%
Allworth Financial LP50$6810.00%

Sold out (7)

Institutions that held Old Second Bancorp Inc at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of OSBC in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Mount Capital Ltd73,702$963.0K
SummerHaven Investment Management, LLC45,532$594.6K
SageView Advisory Group, LLC23,022$300.7K
Summit Global Investments18,200$238.0K
Busey Wealth Management14,165$185.0K
State of Wyoming6,275$82.0K
Psagot Value Holdings Ltd. / (Israel)625$8.00K

Not filed for Q3 2023 yet (1)

Institutions that held Old Second Bancorp Inc at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OSBC in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
EA Series Trust78,612$1.03M