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, Q1 2023
Institutional positions in Old Second Bancorp Inc as of Mar 31, 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
- 155
- +14 vs. Q4 2022
- Shares held
- 29.5M
- +664.2K (+2.3%) vs. Q4 2022
- Total value
- $415.0M
- −$47.8M (−10.3%) vs. Q4 2022
- New holders
- 25
- 59 more added
- Sold out
- 11
- 44 more reduced
4 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citadel Advisors LLC | 48,279 | $678.8K | 0.00% | −85,021−63.8% | Reduced |
| Bank of America Corp | 48,463 | $681.4K | 0.00% | +1,968+4.2% | Added |
| Royal Bank of Canada | 49,179 | $692.0K | 0.00% | +10,317+26.5% | Added |
| Mariner, LLC | 50,891 | $715.0K | 0.00% | −35−0.1% | Reduced |
| SummerHaven Investment Management, LLC | 54,911 | $772.0K | 0.45% | +1,143+2.1% | Added |
| Teacher Retirement System of Texas | 55,424 | $779.0K | 0.01% | +55,424 | New |
| Graham Capital Management, L.P. | 63,020 | $886.1K | 0.03% | +50,406+399.6% | Added |
| Los Angeles Capital Management LLC | 65,075 | $915.0K | 0.00% | +49,966+330.7% | Added |
| Rhumbline Advisers | 68,392 | $962.0K | 0.00% | +4,282+6.7% | Added |
| Mount Capital Ltd | 73,702 | $1.04M | 0.41% | +73,702 | New |
| Barclays PLC | 74,426 | $1.05M | 0.00% | +21,235+39.9% | Added |
| Millennium Management LLC | 75,721 | $1.06M | 0.00% | −73,864−49.4% | Reduced |
| Swiss National Bank | 77,000 | $1.08M | 0.00% | −9,000−10.5% | Reduced |
| Fisher Asset Management, LLC | 78,032 | $1.10M | 0.00% | −90.0% | Reduced |
| Boston Partners | 81,223 | $1.14M | 0.00% | −167−0.2% | Reduced |
| MSH Capital Advisors LLC | 84,826 | $1.19M | 0.51% | 00.0% | Unchanged |
| Great Lakes Advisors, LLC | 101,335 | $1.42M | 0.01% | +101,335 | New |
| Invesco Ltd. | 111,378 | $1.57M | 0.00% | +26,289+30.9% | Added |
| State of New Jersey Common Pension Fund D | 113,144 | $1.59M | 0.01% | −21,810−16.2% | Reduced |
| Bridgeway Capital Management, LLC | 124,865 | $1.76M | 0.05% | −2,185−1.7% | Reduced |
| First Trust Advisors LP | 126,720 | $1.78M | 0.00% | −6,120−4.6% | Reduced |
| Assenagon Asset Management S.A. | 132,726 | $1.87M | 0.01% | +114,893+644.3% | Added |
| Two Sigma Investments, LP | 145,630 | $2.05M | 0.01% | −22,768−13.5% | Reduced |
| Charles Schwab Investment Management Inc | 161,504 | $2.27M | 0.00% | +51,123+46.3% | Added |
| Siena Capital Partners GP, LLC | 163,038 | $2.29M | 0.83% | −8,496−5.0% | Reduced |
| Two Sigma Advisers, LP | 164,400 | $2.31M | 0.01% | −8,313−4.8% | Reduced |
| Bank of New York Mellon Corp | 168,525 | $2.37M | 0.00% | −3,498−2.0% | Reduced |
| Knights of Columbus Asset Advisors LLC | 169,388 | $2.38M | 0.23% | −33,023−16.3% | Reduced |
| Aptus Capital Advisors, LLC | 197,631 | $2.78M | 0.08% | +23,222+13.3% | Added |
| Eagle Asset Management Inc | 215,631 | $3.03M | 0.02% | +69,346+47.4% | Added |
| Elizabeth Park Capital Advisors, Ltd. | 218,861 | $3.08M | 1.98% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 250,559 | $3.52M | 0.00% | +128,380+105.1% | Added |
| Nuveen Asset Management, LLC | 253,026 | $3.56M | 0.00% | +50,151+24.7% | Added |
| RMB Capital Management, LLC | 300,000 | $4.22M | 0.15% | −50,000−14.3% | Reduced |
| Morgan Stanley | 315,762 | $4.44M | 0.00% | +52,728+20.0% | Added |
| Russell Investments Group, Ltd. | 331,347 | $4.66M | 0.01% | −23,549−6.6% | Reduced |
| American Century Companies Inc | 353,899 | $4.98M | 0.00% | +39,867+12.7% | Added |
| Holocene Advisors, LP | 375,250 | $5.28M | 0.03% | +105,150+38.9% | Added |
| River Oaks Capital LLC | 389,100 | $5.47M | 7.66% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 441,625 | $6.21M | 0.01% | −47,800−9.8% | Reduced |
| EJF Capital LLC | 453,852 | $6.38M | 2.39% | −239,364−34.5% | Reduced |
| Northern Trust Corp | 629,562 | $8.85M | 0.00% | −19,492−3.0% | Reduced |
| Kennedy Capital Management, Inc. | 715,491 | $10.1M | 0.30% | +26,066+3.8% | Added |
| Geode Capital Management, LLC | 810,324 | $11.4M | 0.00% | +33,973+4.4% | Added |
| Alliancebernstein L.P. | 810,342 | $11.4M | 0.00% | +62,941+8.4% | Added |
| Dimensional Fund Advisors LP | 850,514 | $12.0M | 0.00% | −8,934−1.0% | Reduced |
| Stieven Capital Advisors, L.P. | 982,539 | $13.8M | 3.62% | +5,800+0.6% | Added |
| Manufacturers Life Insurance Company, The | 1,005,418 | $14.1M | 0.01% | −23,327−2.3% | Reduced |
| JPMorgan Chase & Co | 1,047,033 | $14.7M | 0.00% | −14,782−1.4% | Reduced |
| State Street Corp | 1,085,769 | $15.3M | 0.00% | +132,898+13.9% | Added |
| Banc Funds Co LLC | 2,051,310 | $28.8M | 3.08% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,181,692 | $30.7M | 0.00% | +38,525+1.8% | Added |
| FJ Capital Management LLC | 2,539,639 | $35.7M | 4.42% | +218,605+9.4% | Added |
| Forum Financial Management, LP | 2,951,063 | $41.5M | 1.20% | −25,050−0.8% | Reduced |
| BlackRock Inc. | 3,317,031 | $46.6M | 0.00% | +47,163+1.4% | Added |
| Wedge Capital Management L L P | 0 | $0 | 0.00% | −275,795−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −88,940−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −60,426−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −34,247−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −18,690−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −18,633−100.0% | Sold out |
| Vigilant Capital Management, LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −13,479−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −12,348−100.0% | Sold out |
| Pinnacle Financial Group, LLC | 0 | $0 | 0.00% | −11,895−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −5,072−100.0% | Sold out |
| Monarch Partners Asset Management LLC | – | – | – | – | Not filed |
| Rothschild & Co Asset Management US Inc. | – | – | – | – | Not filed |
| Fairhaven Wealth Management, LLC | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |