Old Second Bancorp
OSBC
191 hedge funds and large institutions have $546M invested in Old Second Bancorp in 2025 Q1 according to their latest regulatory filings, with 23 funds opening new positions, 59 increasing their positions, 70 reducing their positions, and 10 closing their positions.
130% more first-time investments, than exits
New positions opened: 23 | Existing positions closed: 10
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
24% more capital inflows, than outflows
Capital inflows: $58.8M | Capital outflows: $47.4M
6% more funds holding
Funds holding: 180 → 191 (+11)
0.89% more ownership
Funds ownership: 71.96% → 72.85% (+0.89%)
16% less repeat investments, than reductions
Existing positions increased: 59 | Existing positions reduced: 70
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$11.3M |
| 2 |
Stieven Capital Advisors
St. Louis,
Missouri
|
+$5.47M |
| 3 |
LSV Asset Management
Chicago,
Illinois
|
+$2.48M |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
+$2.43M |
| 5 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$2.28M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Boothbay Fund Management
New York
|
-$6.08M |
| 2 |
Banc Funds Company
Chicago,
Illinois
|
-$5.94M |
| 3 |
Kennedy Capital Management
St Louis,
Missouri
|
-$4.27M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$3.33M |
| 5 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$3.31M |
OSBC Hedge Fund Activity: Q1 2025 in Review
191 of the 7,486 institutional investors tracked by Wall St. Rank reported a position in Old Second Bancorp (OSBC) for Q1 2025, worth a combined $546M — down 4.9% from $574M a quarter earlier.
Buyers outnumbered sellers: 23 funds opened new OSBC positions and 10 closed out — a net gain of 13 holders — while 59 added to existing stakes and 70 trimmed.
The largest buyer was Goldman Sachs, adding an estimated $11.3M. The largest seller was Boothbay Fund Management, exiting entirely with an estimated $6.08M sold.
- 191 institutional investors held Old Second Bancorp (OSBC) as of Q1 2025, up from 180 in Q4 2024.
- Funds reported $546M of Old Second Bancorp stock for Q1 2025, down 4.9% quarter-over-quarter.
- 23 funds opened new Old Second Bancorp positions in Q1 2025 and 10 closed out, a net change of +13 holders.
- The largest Old Second Bancorp buyer in Q1 2025 was Goldman Sachs, an estimated $11.3M added.
- The largest Old Second Bancorp seller in Q1 2025 was Boothbay Fund Management, an estimated $6.08M sold.
Based on aggregated 13F filings for Q1 2025.