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, Q2 2025
Institutional positions in Old Second Bancorp Inc as of Jun 30, 2025. 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
- 183
- −9 vs. Q1 2025
- Shares held
- 32.6M
- −192.2K (−0.6%) vs. Q1 2025
- Total value
- $579.1M
- +$32.9M (+6.0%) vs. Q1 2025
- New holders
- 15
- 74 more added
- Sold out
- 24
- 65 more reduced
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Envestnet Asset Management Inc | 33,284 | $590.5K | 0.00% | +6,149+22.7% | Added |
| Creative Planning | 33,688 | $597.6K | 0.00% | −2,531−7.0% | Reduced |
| UBS Group AG | 37,271 | $661.2K | 0.00% | −12,466−25.1% | Reduced |
| Jump Financial, LLC | 37,718 | $669.1K | 0.01% | +19,518+107.2% | Added |
| Bailard, Inc. | 38,150 | $676.8K | 0.02% | −4,050−9.6% | Reduced |
| California State Teachers Retirement System | 39,415 | $699.2K | 0.00% | −508−1.3% | Reduced |
| Principal Financial Group Inc | 39,570 | $702.0K | 0.00% | +3,136+8.6% | Added |
| Jane Street Group, LLC | 40,586 | $720.0K | 0.00% | −42,231−51.0% | Reduced |
| Teacher Retirement System of Texas | 41,578 | $737.6K | 0.00% | +757+1.9% | Added |
| Quest Partners LLC | 42,988 | $762.6K | 0.07% | −6,684−13.5% | Reduced |
| D. E. Shaw & Co., Inc. | 43,876 | $778.4K | 0.00% | +23,629+116.7% | Added |
| HighTower Advisors, LLC | 44,306 | $786.0K | 0.00% | −3,143−6.6% | Reduced |
| Citigroup Inc | 44,859 | $795.8K | 0.00% | −14,858−24.9% | Reduced |
| Hunter Perkins Capital Management, LLC | 45,820 | $813.0K | 0.19% | −6,280−12.1% | Reduced |
| Fourthstone LLC | 46,000 | $816.0K | 0.16% | +46,000 | New |
| Legal & General Group Plc | 47,083 | $835.3K | 0.00% | −2,308−4.7% | Reduced |
| Black Maple Capital Management LP | 47,500 | $842.6K | 0.58% | +5,000+11.8% | Added |
| Royal Bank of Canada | 49,576 | $881.0K | 0.00% | +26,978+119.4% | Added |
| Citadel Advisors LLC | 51,755 | $918.1K | 0.00% | +28,938+126.8% | Added |
| SEI Investments Co | 53,656 | $951.9K | 0.00% | +30,612+132.8% | Added |
| Panagora Asset Management Inc | 55,922 | $992.1K | 0.00% | +55,922 | New |
| Versor Investments LP | 56,124 | $995.6K | 0.18% | +56,124 | New |
| Millennium Management LLC | 57,426 | $1.02M | 0.00% | −225,011−79.7% | Reduced |
| State Board of Administration of Florida Retirement System | 58,816 | $1.04M | 0.00% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 60,405 | $1.07M | 0.01% | +15,082+33.3% | Added |
| HGK Asset Management Inc | 60,674 | $1.08M | 0.18% | +840+1.4% | Added |
| Wealth Enhancement Advisory Services, LLC | 58,772 | $1.12M | 0.00% | −92−0.2% | Reduced |
| Susquehanna International Group, LLP | 67,070 | $1.19M | 0.00% | −3,205−4.6% | Reduced |
| Invesco Ltd. | 70,339 | $1.25M | 0.00% | −4,690−6.3% | Reduced |
| Rhumbline Advisers | 71,093 | $1.26M | 0.00% | +2,811+4.1% | Added |
| Two Sigma Advisers, LP | 77,300 | $1.37M | 0.00% | −7,800−9.2% | Reduced |
| Swiss National Bank | 81,700 | $1.45M | 0.00% | −1,500−1.8% | Reduced |
| Renaissance Technologies LLC | 82,725 | $1.47M | 0.00% | −69,200−45.5% | Reduced |
| MSH Capital Advisors LLC | 84,826 | $1.50M | 0.43% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 97,520 | $1.73M | 0.01% | −4,100−4.0% | Reduced |
| Mendon Capital Advisors Corp | 100,000 | $1.77M | 0.89% | 00.0% | Unchanged |
| RMB Capital Management, LLC | 100,496 | $1.78M | 0.03% | +496+0.5% | Added |
| Ameriprise Financial Inc | 106,127 | $1.88M | 0.00% | +10,547+11.0% | Added |
| Russell Investments Group, Ltd. | 106,708 | $1.89M | 0.00% | −19,719−15.6% | Reduced |
| Fisher Asset Management, LLC | 108,023 | $1.92M | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 114,010 | $2.02M | 0.01% | +7,013+6.6% | Added |
| Two Sigma Investments, LP | 121,451 | $2.15M | 0.00% | +3,989+3.4% | Added |
| Victory Capital Management Inc | 121,908 | $2.16M | 0.00% | +97,708+403.8% | Added |
| UBS Asset Management Americas Inc | 127,941 | $2.27M | 0.00% | +32,651+34.3% | Added |
| Knights of Columbus Asset Advisors LLC | 131,955 | $2.34M | 0.14% | −2,529−1.9% | Reduced |
| Martingale Asset Management L P | 131,992 | $2.34M | 0.06% | +28,633+27.7% | Added |
| Barclays PLC | 133,477 | $2.37M | 0.00% | +37,514+39.1% | Added |
| EJF Capital LLC | 143,286 | $2.54M | 2.02% | +20,683+16.9% | Added |
| Elizabeth Park Capital Advisors, Ltd. | 151,299 | $2.68M | 2.41% | −38,451−20.3% | Reduced |
| Wellington Management Group LLP | 156,108 | $2.77M | 0.00% | −26,729−14.6% | Reduced |
| Siena Capital Partners GP, LLC | 163,038 | $2.89M | 0.85% | 00.0% | Unchanged |
| Empowered Funds, LLC | 178,125 | $3.16M | 0.04% | +10,218+6.1% | Added |
| Thrivent Financial for Lutherans | 189,920 | $3.37M | 0.01% | +56,240+42.1% | Added |
| Great Lakes Advisors, LLC | 192,462 | $3.41M | 0.03% | −5,530−2.8% | Reduced |
| Bank of America Corp | 198,449 | $3.52M | 0.00% | −32,113−13.9% | Reduced |
| LSV Asset Management | 203,126 | $3.60M | 0.01% | +33,677+19.9% | Added |
| Arrowstreet Capital, Limited Partnership | 213,236 | $3.78M | 0.00% | +18,448+9.5% | Added |
| Forum Financial Management, LP | 229,887 | $4.08M | 0.06% | +220.0% | Added |
| Qube Research & Technologies Ltd | 296,100 | $5.25M | 0.01% | −6,759−2.2% | Reduced |
| Bank of New York Mellon Corp | 329,436 | $5.84M | 0.00% | −3,621−1.1% | Reduced |
| Gator Capital Management, LLC | 332,950 | $5.91M | 1.84% | −1,300−0.4% | Reduced |
| Morgan Stanley | 345,009 | $6.12M | 0.00% | −17,593−4.9% | Reduced |
| Charles Schwab Investment Management Inc | 366,553 | $6.50M | 0.00% | +9,517+2.7% | Added |
| Nuveen, LLC | 383,048 | $6.80M | 0.00% | +46,922+14.0% | Added |
| Northern Trust Corp | 414,407 | $7.35M | 0.00% | −3,779−0.9% | Reduced |
| Jacobs Asset Management, LLC | 462,500 | $8.20M | 4.68% | +59,127+14.7% | Added |
| Bridgeway Capital Management, LLC | 484,528 | $8.60M | 0.20% | +10,218+2.2% | Added |
| AQR Capital Management LLC | 520,926 | $9.24M | 0.01% | −20,020−3.7% | Reduced |
| Alliancebernstein L.P. | 713,742 | $12.7M | 0.00% | −28,031−3.8% | Reduced |
| Stieven Capital Advisors, L.P. | 717,028 | $12.7M | 2.48% | +800+0.1% | Added |
| JPMorgan Chase & Co | 849,868 | $15.1M | 0.00% | −102,022−10.7% | Reduced |
| Manufacturers Life Insurance Company, The | 934,473 | $16.6M | 0.01% | −19,802−2.1% | Reduced |
| Kennedy Capital Management, Inc. | 996,992 | $17.7M | 0.42% | +481,302+93.3% | Added |
| Geode Capital Management, LLC | 1,151,371 | $20.4M | 0.00% | +24,565+2.2% | Added |
| Banc Funds Co LLC | 1,157,378 | $20.5M | 3.10% | −127,200−9.9% | Reduced |
| American Century Companies Inc | 1,227,462 | $21.8M | 0.01% | +87,721+7.7% | Added |
| State Street Corp | 1,305,542 | $23.2M | 0.00% | −4,269−0.3% | Reduced |
| Davis Asset Management, L.P. | 1,384,502 | $24.6M | 0.96% | +284,502+25.9% | Added |
| Goldman Sachs Group Inc | 1,395,332 | $24.8M | 0.00% | −83,000−5.6% | Reduced |
| FJ Capital Management LLC | 1,837,333 | $32.6M | 3.46% | +26,613+1.5% | Added |
| Dimensional Fund Advisors LP | 2,118,468 | $37.6M | 0.01% | +26,038+1.2% | Added |
| Vanguard Group Inc | 2,716,824 | $48.2M | 0.00% | +5,434+0.2% | Added |
| BlackRock, Inc. | 3,501,598 | $62.1M | 0.00% | −78,899−2.2% | Reduced |
| River Street Advisors LLC | 0 | $0 | 0.00% | −292,611−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −74,368−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −40,141−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −35,336−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −21,346−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −18,234−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −17,776−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −15,541−100.0% | Sold out |
| Mesirow Financial Investment Management, Inc. | 0 | $0 | 0.00% | −16,412−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −11,600−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −11,200−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −10,002−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −10,001−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −3,396−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −1,923−100.0% | Sold out |
| Picton Mahoney Asset Management | 0 | $0 | 0.00% | −1,420−100.0% | Sold out |