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Livermore
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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.

13F holders, Q3 2023

Institutional positions in Old Second Bancorp Inc as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
145
+12 vs. Q2 2023
Shares held
29.9M
+456.3K (+1.5%) vs. Q2 2023
Total value
$406.8M
+$22.3M (+5.8%) vs. Q2 2023
New holders
19
53 more added
Sold out
7
40 more reduced

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OSBC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 145 institutions
Q1 2021: 101 institutionsQ2 2021: 115 institutionsQ3 2021: 113 institutionsQ4 2021: 129 institutionsQ1 2022: 136 institutionsQ2 2022: 135 institutionsQ3 2022: 133 institutionsQ4 2022: 145 institutionsQ1 2023: 155 institutionsQ2 2023: 134 institutionsQ3 2023: 145 institutionsQ4 2023: 160 institutionsQ1 2024: 151 institutionsQ2 2024: 153 institutionsQ3 2024: 175 institutionsQ4 2024: 180 institutionsQ1 2025: 192 institutionsQ2 2025: 183 institutionsQ3 2025: 197 institutionsQ4 2025: 185 institutionsQ1 2026: 188 institutionsQ2 2026: 184 institutions
Value heldQ3 2023: $406.8M
Q1 2021: $271.1MQ2 2021: $253.5MQ3 2021: $266.1MQ4 2021: $281.7MQ1 2022: $403.8MQ2 2022: $395.2MQ3 2022: $384.5MQ4 2022: $471.2MQ1 2023: $415.0MQ2 2023: $385.5MQ3 2023: $406.8MQ4 2023: $470.4MQ1 2024: $415.0MQ2 2024: $457.4MQ3 2024: $495.0MQ4 2024: $573.9MQ1 2025: $546.2MQ2 2025: $579.1MQ3 2025: $624.4MQ4 2025: $723.9MQ1 2026: $761.2MQ2 2026: $903.3M
Institutions holding OSBC and their total value by quarter
QuarterHoldersValue
Q2 2026184$903.3M
Q1 2026188$761.2M
Q4 2025185$723.9M
Q3 2025197$624.4M
Q2 2025183$579.1M
Q1 2025192$546.2M
Q4 2024180$573.9M
Q3 2024175$495.0M
Q2 2024153$457.4M
Q1 2024151$415.0M
Q4 2023160$470.4M
Q3 2023145$406.8M
Q2 2023134$385.5M
Q1 2023155$415.0M
Q4 2022145$471.2M
Q3 2022133$384.5M
Q2 2022135$395.2M
Q1 2022136$403.8M
Q4 2021129$281.7M
Q3 2021113$266.1M
Q2 2021115$253.5M
Q1 2021101$271.1M

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q2 2023.

Institutions holding OSBC in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Atom Investors LP15,611$212.5K0.05%+15,611New
CWM, LLC15,346$209.0K0.00%+4,305+39.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)15,147$206.2K0.00%+4,767+45.9%Added
Price T Rowe Associates Inc15,067$206.0K0.00%+15,067New
Cubist Systematic Strategies, LLC15,068$205.1K0.00%+15,068New
RSM US Wealth Management LLC15,056$204.9K0.01%00.0%Unchanged
New York State Common Retirement Fund14,854$202.2K0.00%+19+0.1%Added
Welch & Forbes LLC14,645$199.3K0.00%00.0%Unchanged
Wells Fargo & Company12,859$175.0K0.00%−5,443−29.7%Reduced
Livforsakringsbolaget Skandia, Omsesidigt12,800$174.2K0.02%00.0%Unchanged
Arizona State Retirement System12,717$173.1K0.00%+171+1.4%Added
Graham Capital Management, L.P.12,409$168.9K0.01%+12,409New
State Board of Administration of Florida Retirement System12,390$168.6K0.00%+60+0.5%Added
Citigroup Inc12,363$168.3K0.00%−25,169−67.1%Reduced
Stratos Wealth Partners, LTD.11,663$158.7K0.00%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.11,585$157.7K0.00%−500−4.1%Reduced
AE Wealth Management LLC11,460$156.0K0.00%+27+0.2%Added
Centennial Wealth Advisory LLC11,460$156.0K0.08%+27+0.2%Added
Blair William & Co11,080$150.8K0.00%+20.0%Added
Susquehanna International Group, LLP10,446$142.2K0.00%−12,582−54.6%Reduced
Tower Research Capital LLC (TRC)10,437$142.0K0.00%+9,677+1,273.3%Added
Shell Asset Management Co10,063$137.0K0.01%−158−1.5%Reduced
Public Employees Retirement System of Ohio8,053$110.0K0.00%00.0%Unchanged
Great West Life Assurance Co5,637$77.0K0.00%+4,365+343.2%Added
TSFG, LLC5,513$75.0K0.03%00.0%Unchanged
Ameritas Investment Partners, Inc.5,161$70.2K0.00%+1,139+28.3%Added
Amalgamated Bank4,231$58.0K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC4,220$57.4K0.00%00.0%Unchanged
Allspring Global Investments Holdings, LLC3,152$42.9K0.00%+1,464+86.7%Added
Quantbot Technologies LP2,502$34.1K0.00%+2,502New
Metropolitan Life Insurance Co2,445$33.3K0.00%+256+11.7%Added
US Bancorp2,153$29.3K0.00%+839+63.9%Added
Manchester Capital Management LLC2,038$27.7K0.00%00.0%Unchanged
Stonebridge Capital Advisors LLC2,032$27.7K0.00%00.0%Unchanged
Lazard Asset Management LLC1,963$26.0K0.00%00.0%Unchanged
FMR LLC659$8.97K0.00%+45+7.3%Added
Quadrant Capital Group LLC400$5.44K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co300$4.08K0.00%00.0%Unchanged
Aquatic Capital Management LLC300$4.00K0.00%−700−70.0%Reduced
The PNC Financial Services Group, Inc.247$3.36K0.00%−392−61.3%Reduced
Parallel Advisors, LLC60$8210.00%00.0%Unchanged
Allworth Financial LP50$6810.00%+50New
First Horizon Advisors, Inc.43$5850.00%00.0%Unchanged
National Bank of Canada1$130.00%00.0%Unchanged
Covestor Ltd4$00.00%00.0%Unchanged
Mount Capital Ltd0$00.00%−73,702−100.0%Sold out
SummerHaven Investment Management, LLC0$00.00%−45,532−100.0%Sold out
SageView Advisory Group, LLC0$00.00%−23,022−100.0%Sold out
Summit Global Investments0$00.00%−18,200−100.0%Sold out
Busey Wealth Management0$00.00%−14,165−100.0%Sold out
State of Wyoming0$00.00%−6,275−100.0%Sold out
Psagot Value Holdings Ltd. / (Israel)0$00.00%−625−100.0%Sold out
EA Series Trust––––Not filed