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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 184 | $903.3M |
| Q1 2026 | 188 | $761.2M |
| Q4 2025 | 185 | $723.9M |
| Q3 2025 | 197 | $624.4M |
| Q2 2025 | 183 | $579.1M |
| Q1 2025 | 192 | $546.2M |
| Q4 2024 | 180 | $573.9M |
| Q3 2024 | 175 | $495.0M |
| Q2 2024 | 153 | $457.4M |
| Q1 2024 | 151 | $415.0M |
| Q4 2023 | 160 | $470.4M |
| Q3 2023 | 145 | $406.8M |
| Q2 2023 | 134 | $385.5M |
| Q1 2023 | 155 | $415.0M |
| Q4 2022 | 145 | $471.2M |
| Q3 2022 | 133 | $384.5M |
| Q2 2022 | 135 | $395.2M |
| Q1 2022 | 136 | $403.8M |
| Q4 2021 | 129 | $281.7M |
| Q3 2021 | 113 | $266.1M |
| Q2 2021 | 115 | $253.5M |
| Q1 2021 | 101 | $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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Swiss National Bank | 98,100 | $1.34M | 0.00% | +900+0.9% | Added |
| Rhumbline Advisers | 99,568 | $1.36M | 0.00% | −22,649−18.5% | Reduced |
| Invesco Ltd. | 111,943 | $1.52M | 0.00% | +10,122+9.9% | Added |
| Eagle Asset Management Inc | 114,926 | $1.56M | 0.01% | +114,926 | New |
| Fisher Asset Management, LLC | 116,844 | $1.59M | 0.00% | +38,812+49.7% | Added |
| First Trust Advisors LP | 123,150 | $1.68M | 0.00% | −173−0.1% | Reduced |
| Nuveen Asset Management, LLC | 124,334 | $1.69M | 0.00% | −78,062−38.6% | Reduced |
| Brandywine Global Investment Management, LLC | 132,771 | $1.81M | 0.02% | +15,781+13.5% | Added |
| Two Sigma Investments, LP | 133,663 | $1.82M | 0.01% | +35,602+36.3% | Added |
| Two Sigma Advisers, LP | 144,100 | $1.96M | 0.01% | −4,100−2.8% | Reduced |
| Siena Capital Partners GP, LLC | 163,038 | $2.13M | 0.77% | 00.0% | Unchanged |
| Knights of Columbus Asset Advisors LLC | 167,419 | $2.28M | 0.21% | −2,370−1.4% | Reduced |
| Bridgeway Capital Management, LLC | 171,114 | $2.33M | 0.06% | +6,952+4.2% | Added |
| Great Lakes Advisors, LLC | 172,342 | $2.35M | 0.02% | +103,002+148.5% | Added |
| Bank of New York Mellon Corp | 173,600 | $2.36M | 0.00% | −371−0.2% | Reduced |
| State of New Jersey Common Pension Fund D | 174,590 | $2.38M | 0.01% | +19,322+12.4% | Added |
| Aptus Capital Advisors, LLC | 179,651 | $2.45M | 0.07% | −36,848−17.0% | Reduced |
| Gator Capital Management, LLC | 185,515 | $2.52M | 1.79% | +59,628+47.4% | Added |
| Elizabeth Park Capital Advisors, Ltd. | 192,127 | $2.61M | 2.15% | −26,734−12.2% | Reduced |
| Morgan Stanley | 199,202 | $2.71M | 0.00% | −1,648−0.8% | Reduced |
| RMB Capital Management, LLC | 200,000 | $2.72M | 0.09% | −100,000−33.3% | Reduced |
| Russell Investments Group, Ltd. | 211,444 | $2.88M | 0.01% | −119,004−36.0% | Reduced |
| Wellington Management Group LLP | 257,600 | $3.51M | 0.00% | +36,900+16.7% | Added |
| Old Second National Bank of Aurora | 297,232 | $4.05M | 1.23% | +297,232 | New |
| EJF Capital LLC | 300,897 | $4.10M | 1.80% | −24,306−7.5% | Reduced |
| Goldman Sachs Group Inc | 315,730 | $4.30M | 0.00% | −138,324−30.5% | Reduced |
| Renaissance Technologies LLC | 352,425 | $4.80M | 0.01% | −48,200−12.0% | Reduced |
| Charles Schwab Investment Management Inc | 368,799 | $5.02M | 0.00% | +202,981+122.4% | Added |
| Holocene Advisors, LP | 375,250 | $5.11M | 0.02% | 00.0% | Unchanged |
| River Oaks Capital LLC | 381,100 | $5.19M | 7.64% | −1,398−0.4% | Reduced |
| American Century Companies Inc | 447,267 | $6.09M | 0.00% | +57,092+14.6% | Added |
| Northern Trust Corp | 643,871 | $8.76M | 0.00% | +3,802+0.6% | Added |
| Kennedy Capital Management, Inc. | 648,457 | $8.83M | 0.22% | −37,332−5.4% | Reduced |
| Alliancebernstein L.P. | 839,662 | $11.4M | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 894,189 | $12.2M | 0.00% | +38,154+4.5% | Added |
| JPMorgan Chase & Co | 915,748 | $12.5M | 0.00% | −80,800−8.1% | Reduced |
| Stieven Capital Advisors, L.P. | 942,939 | $12.8M | 3.33% | −39,000−4.0% | Reduced |
| Manufacturers Life Insurance Company, The | 970,382 | $13.2M | 0.01% | −34,352−3.4% | Reduced |
| State Street Corp | 1,067,417 | $14.5M | 0.00% | −57,370−5.1% | Reduced |
| Dimensional Fund Advisors LP | 1,219,820 | $16.6M | 0.01% | +210,901+20.9% | Added |
| Banc Funds Co LLC | 2,051,310 | $27.9M | 3.27% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,260,597 | $30.8M | 0.00% | +33,149+1.5% | Added |
| FJ Capital Management LLC | 2,647,725 | $36.0M | 4.08% | +58,086+2.2% | Added |
| Forum Financial Management, LP | 2,859,678 | $38.9M | 0.86% | −107,202−3.6% | Reduced |
| BlackRock Inc. | 3,177,674 | $43.2M | 0.00% | −160,800−4.8% | Reduced |
| Mount Capital Ltd | 0 | $0 | 0.00% | −73,702−100.0% | Sold out |
| SummerHaven Investment Management, LLC | 0 | $0 | 0.00% | −45,532−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −23,022−100.0% | Sold out |
| Summit Global Investments | 0 | $0 | 0.00% | −18,200−100.0% | Sold out |
| Busey Wealth Management | 0 | $0 | 0.00% | −14,165−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −6,275−100.0% | Sold out |
| Psagot Value Holdings Ltd. / (Israel) | 0 | $0 | 0.00% | −625−100.0% | Sold out |
| EA Series Trust | – | – | – | – | Not filed |