StockCIK 357173
OLD SECOND BANCORP INC (OSBC): Insider Trades and Fund Holdings
In the past 12 months, OLD SECOND BANCORP INC insiders reported 0 open-market purchases worth $0 and 6 sales worth $2.92M; 1 of the sales were reported as made under a 10b5-1 trading plan.
0Insider buys, 12 months
$0Bought by insiders, 12 months
$2.92MSold by insiders, 12 months
1Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Sep 23, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Sep 23 | Gary S. CollinsChair | ▼ SELL | $395K |
| Sep 11 | Gary S. CollinsChair | ▼ SELL | $129K |
| Sep 8 | Hugh H. McLeanDirector | ▼ SELL | $641K |
| Sep 3 | Hugh H. McLeanDirector | ▼ SELL | $643K |
| Sep 3 | Darin Patrick CampbellPresident | ▼ SELL | $613K |
| Aug 13 | James EccherCEO | ▼ SELL10b5-1 | $495K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Gary S. Collins | Chair | 0 | $0 | 2 | $524K |
| Hugh H. McLean | Director | 0 | $0 | 2 | $1.28M |
| Darin Patrick Campbell | President | 0 | $0 | 1 | $613K |
| James Eccher | CEO | 0 | $0 | 1 | $495K |
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Tracked funds that report OSBC
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Renaissance Technologies | 21,221 | $495K | ▼ −76.5% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →