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 2025
Institutional positions in Old Second Bancorp Inc as of Sep 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
- 197
- +16 vs. Q2 2025
- Shares held
- 36.1M
- +3.50M (+10.7%) vs. Q2 2025
- Total value
- $624.4M
- +$45.5M (+7.9%) vs. Q2 2025
- New holders
- 32
- 84 more added
- Sold out
- 16
- 50 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| MetLife Investment Management | 29,565 | $511.0K | 0.00% | +4,063+15.9% | Added |
| First Trust Advisors LP | 29,166 | $504.1K | 0.00% | +229+0.8% | Added |
| Rothschild Investment LLC | 28,201 | $487.5K | 0.03% | +31+0.1% | Added |
| Franklin Resources Inc | 28,116 | $486.0K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 28,113 | $485.9K | 0.00% | −4,521−13.9% | Reduced |
| Advisor Group Holdings, Inc. | 26,189 | $459.6K | 0.00% | +2,053+8.5% | Added |
| Sterling Capital Management LLC | 25,300 | $437.3K | 0.01% | +4,422+21.2% | Added |
| Alps Advisors Inc | 24,976 | $431.7K | 0.00% | +2,512+11.2% | Added |
| CWM, LLC | 24,358 | $421.0K | 0.00% | +4,907+25.2% | Added |
| Quantinno Capital Management LP | 24,103 | $416.6K | 0.00% | +8,439+53.9% | Added |
| Magnetar Financial LLC | 23,901 | $413.1K | 0.00% | +23,901 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 23,427 | $404.9K | 0.00% | −361−1.5% | Reduced |
| SRS Capital Advisors, Inc. | 22,813 | $394.3K | 0.01% | +21,507+1,646.8% | Added |
| Jane Street Group, LLC | 22,309 | $385.6K | 0.00% | −18,277−45.0% | Reduced |
| Tudor Investment Corp Et Al | 21,772 | $376.3K | 0.00% | +21,772 | New |
| Raymond James Financial Inc | 21,389 | $369.7K | 0.00% | +366+1.7% | Added |
| Panagora Asset Management Inc | 21,003 | $363.0K | 0.00% | −34,919−62.4% | Reduced |
| Verition Fund Management LLC | 20,970 | $362.5K | 0.00% | −3,093−12.9% | Reduced |
| David Loasby | 20,210 | $348.6K | 0.03% | 00.0% | Unchanged |
| Intech Investment Management LLC | 20,047 | $346.5K | 0.00% | +1,620+8.8% | Added |
| Lakewood Asset Management LLC | 19,944 | $344.7K | 0.21% | −146−0.7% | Reduced |
| Jupiter Asset Management Ltd | 19,522 | $337.4K | 0.00% | −7,329−27.3% | Reduced |
| Sentinel Trust Co Lba | 18,860 | $326.0K | 0.03% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 18,182 | $314.3K | 0.23% | +18,182 | New |
| SG Americas Securities, LLC | 17,438 | $301.0K | 0.00% | +387+2.3% | Added |
| Jacobs Levy Equity Management, Inc | 17,409 | $300.9K | 0.00% | +2,309+15.3% | Added |
| Centennial Wealth Advisory LLC | 17,399 | $300.7K | 0.08% | +53+0.3% | Added |
| Public Employees Retirement Association of Colorado | 17,258 | $298.0K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 17,153 | $296.4K | 0.00% | +17,153 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 16,564 | $286.3K | 0.00% | −1,726−9.4% | Reduced |
| Mariner, LLC | 16,380 | $283.1K | 0.00% | +4,600+39.0% | Added |
| BNP Paribas Arbitrage, SA | 16,342 | $282.5K | 0.00% | −7,564−31.6% | Reduced |
| Cetera Investment Advisers | 15,834 | $273.7K | 0.00% | +15,834 | New |
| Janus Henderson Group PLC | 15,635 | $270.3K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 15,609 | $269.8K | 0.00% | −16,377−51.2% | Reduced |
| Federated Hermes, Inc. | 14,928 | $258.0K | 0.00% | +2,413+19.3% | Added |
| Kestra Advisory Services, LLC | 14,802 | $255.9K | 0.00% | +14,802 | New |
| Princeton Capital Management LLC | 13,770 | $238.0K | 0.06% | 00.0% | Unchanged |
| Cobblestone Capital Advisors LLC | 13,629 | $235.6K | 0.01% | +20+0.1% | Added |
| Mercer Global Advisors Inc | 12,925 | $223.4K | 0.00% | +12,925 | New |
| Fourthstone LLC | 12,500 | $216.1K | 0.04% | −33,500−72.8% | Reduced |
| Hohimer Wealth Management, LLC | 12,480 | $215.7K | 0.03% | −1,870−13.0% | Reduced |
| Arizona State Retirement System | 12,376 | $213.9K | 0.00% | −99−0.8% | Reduced |
| Bartlett & Co. Wealth Management LLC | 12,212 | $211.1K | 0.00% | +44+0.4% | Added |
| D. E. Shaw & Co., Inc. | 12,166 | $210.3K | 0.00% | −31,710−72.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,161 | $210.2K | 0.00% | −3,762−23.6% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 11,988 | $207.2K | 0.00% | +2,637+28.2% | Added |
| Stratos Wealth Partners, LTD. | 11,663 | $201.6K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 11,466 | $198.2K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 11,273 | $194.9K | 0.00% | −55,797−83.2% | Reduced |
| Caldwell Sutter Capital, Inc. | 11,000 | $190.1K | 0.08% | +11,000 | New |
| Gsa Capital Partners LLP | 10,881 | $188.0K | 0.02% | −2,919−21.2% | Reduced |
| HighPoint Advisor Group LLC | 10,874 | $188.0K | 0.01% | 00.0% | Unchanged |
| STRS Ohio | 10,500 | $181.5K | 0.00% | +5,200+98.1% | Added |
| J.W. Cole Advisors, Inc. | 10,488 | $181.3K | 0.00% | +8+0.1% | Added |
| Corton Capital Inc. | 10,427 | $180.2K | 0.44% | −3,232−23.7% | Reduced |
| Squarepoint Ops LLC | 10,355 | $179.0K | 0.00% | +10,355 | New |
| KLP Kapitalforvaltning AS | 9,100 | $157.3K | 0.00% | 00.0% | Unchanged |
| EMC Capital Management | 8,435 | $146.0K | 0.07% | 00.0% | Unchanged |
| TSFG, LLC | 7,125 | $123.0K | 0.02% | +1,612+29.2% | Added |
| Wealthspire Advisors, LLC | 5,844 | $101.0K | 0.00% | +5,844 | New |
| Great West Life Assurance Co | 5,637 | $97.0K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 5,320 | $92.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 4,314 | $74.6K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 4,236 | $73.2K | 0.00% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 4,136 | $71.5K | 0.00% | −13,120−76.0% | Reduced |
| Mather Group, LLC. | 3,872 | $66.9K | 0.00% | +3,872 | New |
| Versant Capital Management, Inc | 2,533 | $43.8K | 0.01% | +138+5.8% | Added |
| Shell Asset Management Co | 2,033 | $35.0K | 0.00% | −3,624−64.1% | Reduced |
| Quadrant Capital Group LLC | 1,901 | $32.9K | 0.00% | +1,901 | New |
| State of Alaska, Department of Revenue | 1,771 | $30.0K | 0.00% | +1,771 | New |
| EverSource Wealth Advisors, LLC | 1,610 | $27.8K | 0.00% | +130+8.8% | Added |
| Amalgamated Bank | 1,470 | $25.0K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 1,430 | $24.7K | 0.00% | −93−6.1% | Reduced |
| Tower Research Capital LLC (TRC) | 1,336 | $23.1K | 0.00% | −4,970−78.8% | Reduced |
| Tompkins Financial Corp | 1,145 | $19.8K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 1,115 | $19.3K | 0.01% | +503+82.2% | Added |
| US Bancorp | 985 | $17.0K | 0.00% | −297−23.2% | Reduced |
| Parallel Advisors, LLC | 932 | $16.1K | 0.00% | 00.0% | Unchanged |
| Point72 (DIFC) Ltd | 561 | $9.70K | 0.00% | +561 | New |
| GAMMA Investing LLC | 535 | $9.25K | 0.00% | +14+2.7% | Added |
| Allworth Financial LP | 497 | $8.59K | 0.00% | +256+106.2% | Added |
| Covestor Ltd | 450 | $8.00K | 0.00% | −239−34.7% | Reduced |
| IFP Advisors, Inc | 438 | $7.57K | 0.00% | +45+11.5% | Added |
| Northwestern Mutual Wealth Management Co | 400 | $6.91K | 0.00% | +400 | New |
| Danske Bank A/S | 300 | $5.19K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 272 | $4.70K | 0.00% | +24+9.7% | Added |
| Optiver Holding B.V. | 226 | $3.91K | 0.00% | +226 | New |
| The PNC Financial Services Group, Inc. | 220 | $3.80K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 125 | $2.16K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 84 | $1.45K | 0.00% | +27+47.4% | Added |
| Farther Finance Advisors, LLC | 61 | $1.05K | 0.00% | +21+52.5% | Added |
| First Horizon Corp | 43 | $743 | 0.00% | +43 | New |
| Smartleaf Asset Management LLC | 20 | $346 | 0.00% | +20 | New |
| National Bank of Canada | 1 | $17 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 1 | $17 | 0.00% | +1 | New |
| Hallmark Capital Management Inc | 1 | $12 | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 0 | $0 | 0.00% | −57,426−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −56,124−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −37,718−100.0% | Sold out |