OSBC insider trading — Old Second Bancorp Inc
Over the last 90 days, insiders at Old Second Bancorp Inc (OSBC) made 0 open-market purchases worth $0 and 5 open-market sales worth $2.42M, making them net sellers by $2.42M. The largest sale was by Mclean Hugh H (Director), who sold 25,000 shares for $643K on Sep 3, 2026.
Updated Oct 16, 2026.
Recent OSBC insider transactions
Every Form 4 filed by Old Second Bancorp Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Eccher James | CHAIRMAN AND CEO | J · Other | Indirect | 109 | — | — | Form 4 |
| Sep 30, 2026 | Adams Bradley S. | CFO & COO | J · Other | Indirect | 28 | — | — | Form 4 |
| Sep 30, 2026 | Gartelmann Richard A Jr | EVP | J · Other | Indirect | 35 | — | — | Form 4 |
| Sep 30, 2026 | Pilmer Donald | EVP | J · Other | Indirect | 11 | — | — | Form 4 |
| Sep 30, 2026 | Collins Gary S | VICE CHAIRMAN | J · Other | Indirect | 30 | — | — | Form 4 |
| Sep 23, 2026 | Collins Gary S | VICE CHAIRMAN | S · Sale | Direct | 16,000 | $24.69 | $395K | Form 4 |
| Sep 4, 2026 | Collins Gary S | VICE CHAIRMAN | S · Sale | Indirect | 5,000 | $25.70 | $129K | Form 4 |
| Sep 8, 2026 | Mclean Hugh H | Director | S · Sale | Direct | 25,000 | $25.63 | $641K | Form 4 |
| Sep 3, 2026 | Mclean Hugh H | Director | S · Sale | Direct | 25,000 | $25.73 | $643K | Form 4 |
| Sep 2, 2026 | Campbell Darin Patrick | President, Powersports Lending | S · Sale | Direct | 24,000 | $25.53 | $613K | Form 4 |
| Aug 12, 2026 | Eccher James | CHAIRMAN AND CEO | S · Sale · 10b5-1 | Direct | 19,313 | $25.61 | $495K | Form 4 |
| Aug 11, 2026 | Eccher James | CHAIRMAN AND CEO | S · Sale · 10b5-1 | Direct | 55,687 | $25.46 | $1.42M | Form 4 |
| Aug 10, 2026 | Lyons Billy J Jr. | Director | A · Grant/award | Direct | 20 | $25.38 | $508 | Form 4 |
OSBC insider trading FAQ
Are insiders buying OSBC stock?
Not on the open market. In the last 90 days, Old Second Bancorp Inc insiders made no open-market purchases, and 5 open-market sales totaling $2.42M. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading OSBC?
Recent sellers: Campbell Darin Patrick, Collins Gary S, Mclean Hugh H.
Where does OSBC insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.