Which hedge funds own OSBC? OLD SECOND BANCORP INC DEL, Q2 2026 13F holders
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20 of the hedge funds tracked by WhaleCreep disclosed a position in OSBC (OLD SECOND BANCORP INC DEL) in their Q2 2026 13F filings, worth $110.7m in total. The largest holder by portfolio weight is FJ Capital Management LLC at 4.4% of its book. 4 managers opened a new position this quarter: Gsa Capital Partners LLP, Aquatic Capital Management LLC, ExodusPoint Capital Management, LP, D. E. Shaw & Co., Inc.. 4 exited: Atom Investors LP, CenterBook Partners LP, Jacobs Asset Management, LLC.
Which hedge funds hold OSBC? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| FJ Capital Management LLC | Q2 2026 | 4.4% | $34.1m | 1,460,413 | -3% | reduced |
| Stieven Capital Advisors, L.P. | Q2 2026 | 3.6% | $19.0m | 815,328 | 5% | added |
| Jcsd Capital, LLC | Q2 2026 | 2.6% | $1.7m | 74,100 | 0% | held |
| Ejf Capital LP | Q2 2026 | 2.4% | $3.5m | 151,358 | 0% | held |
| Elizabeth Park Capital Advisors, Ltd. | Q2 2026 | 2.1% | $3.0m | 129,457 | -22% | reduced |
| Gator Capital Management, LLC | Q2 2026 | 1.8% | $8.4m | 359,730 | 2% | added |
| Siena Capital Partners GP, LLC | Q2 2026 | 0.9% | $3.8m | 163,038 | 0% | held |
| Black Maple Capital Management LP | Q2 2026 | 0.2% | $279.8k | 12,000 | -69% | reduced |
| Campbell & CO Investment Adviser LLC | Q2 2026 | 0.1% | $1.3m | 54,037 | 52% | added |
| Gsa Capital Partners LLP | Q2 2026 | 0.1% | $812.0k | 34,819 | – | new |
| Aquatic Capital Management LLC | Q2 2026 | 0.0% | $879.2k | 37,700 | – | new |
| ExodusPoint Capital Management, LP | Q2 2026 | 0.0% | $1.3m | 53,769 | – | new |
| Y-Intercept (Hong Kong) LTD | Q2 2026 | 0.0% | $390.1k | 16,728 | -68% | reduced |
| Squarepoint Ops LLC | Q2 2026 | 0.0% | $3.9m | 167,884 | -2% | reduced |
| Citadel Advisors LLC | Q2 2026 | 0.0% | $7.1m | 304,021 | 406% | added |
| Two Sigma Investments, LP | Q2 2026 | 0.0% | $4.7m | 200,819 | 198% | added |
| Aqr Capital Management LLC | Q2 2026 | 0.0% | $9.0m | 386,234 | -1% | reduced |
| Arrowstreet Capital, Limited Partnership | Q2 2026 | 0.0% | $4.9m | 210,745 | 49% | added |
| D. E. Shaw & Co., Inc. | Q2 2026 | 0.0% | $2.7m | 114,326 | – | new |
| Quarry LP | Q2 2026 | 0.0% | $3.8k | 163 | -42% | reduced |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Atom Investors LP | 0.1% | $543.0k |
| CenterBook Partners LP | 0.1% | $270.6k |
| Jacobs Asset Management, LLC | 10.2% | $3.0m |
| Millennium Management LLC | 0.0% | $634.5k |
Held in a manager's last filing on record
These managers have not filed for the latest quarter; their last disclosure is dated.
| Manager | Last filing | Weight |
|---|---|---|
| renaissance | Q2 2026 | 0.0% |
How has hedge fund ownership of OSBC changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 21 | $111.2m |
| Q1 2026 | 21 | $89.8m |
| Q4 2025 | 1 | $1.7m |
| Q3 2025 | 3 | $2.0m |
| Q2 2025 | 2 | $1.8m |
| Q1 2025 | 3 | $2.9m |
| Q4 2024 | 3 | $3.1m |
| Q3 2024 | 2 | $2.7m |
| Q2 2024 | 1 | $3.3m |
| Q1 2024 | 1 | $3.8m |
| Q4 2023 | 2 | $5.2m |
| Q3 2023 | 2 | $9.9m |
| Q2 2023 | 2 | $10.1m |
| Q1 2023 | 2 | $11.5m |
| Q4 2022 | 2 | $12.2m |
| Q3 2022 | 2 | $12.8m |
Counts every tracked manager that disclosed OSBC in that quarter's filing, including managers that have since stopped filing.