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.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Old Second Bancorp Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 7 filings
- 4 insiders, $4.33M in total
- Insiders trading
- 4
- Net value
- −$4.33M
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Old Second Bancorp Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Collins Gary S | VICE CHAIRMAN | 14,136 | Sep 23, 2026 | 12 |
| McLean Hugh H | Director | 135,351 | Sep 8, 2026 | 3 |
| Campbell Darin Patrick | President, Powersports Lending | 250,589 | Sep 3, 2026 | 5 |
| Eccher James | CHAIRMAN AND CEO | 303,399 | Aug 13, 2026 | 8 |
| Lyons Billy J Jr. | Director | 20,117 | Aug 11, 2026 | 5 |
| Adams Bradley S. | CFO & COO | 10,193Indirect | Jul 2, 2026 | 6 |
| Pilmer Donald | EVP | 4,037Indirect | Jul 2, 2026 | 7 |
| Gartelmann Richard A JR | EVP | 12,648Indirect | Jul 2, 2026 | 7 |
| Bonifas Edward | Director | 10,595 | Feb 24, 2026 | 1 |
| Klaeser Dennis L | Director | 10,595 | Feb 24, 2026 | 1 |
| York Jill E | Director | 10,595 | Feb 24, 2026 | 1 |
| Finn Barry | Director | 10,595 | Feb 24, 2026 | 1 |
| Temple Rocks Patti | Director | 10,595 | Feb 24, 2026 | 1 |
| Williams John JR | Director | 10,595 | Feb 24, 2026 | 1 |
| Kotche Keith | Director | 10,595 | Feb 24, 2026 | 1 |
| Ladowicz John | Director | 144,892Indirect | Jan 16, 2026 | 3 |
| Skoglund William B | Director | 50,355 | Jul 26, 2023 | 0 |
| Kane William | Director | 60,510 | Feb 23, 2023 | 0 |
| Tapscott James F | Director | 41,273 | Feb 23, 2023 | 0 |
| Suits Duane | Director | 44,883 | Feb 17, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 19, 2021 (view filing) | Aug 18-19 | 1 day | Klaeser Dennis LDirector | PPurchaseOld Second Bancorp, Inc. Common Stock | +42.0K | $12.00 | +$503.8K | +2,800.0%43.5K after | 2 lots |
| Aug 17, 2021 (view filing) | Aug 13 | 4 days | Collins Gary SVice Chairman | PPurchaseOld Second Bancorp, Inc. Common Stock | +1.00K | $11.97 | +$12.0K | +0.9%111.0K after | |
| Aug 17, 2021 (view filing) | Aug 13 | 4 days | Collins Gary SVice Chairman | PPurchaseOld Second Bancorp, Inc. Common Stock | +5.14K | $12.00 | +$61.7K | +2,922.7%5.32K after | 2 lots |
| Aug 12, 2021 (view filing) | Aug 12 | Same day | Adams Bradley S.CFO | PPurchaseOld Second Bancorp, Inc. Common Stock | +9.54K | $11.53 | +$110.0K | New position9.54K after | |
| Aug 12, 2021 (view filing) | Aug 12 | Same day | Eccher JamesCEO | PPurchaseOld Second Bancorp, Inc. Common Stock | +8.79K | $11.54 | +$101.4K | New position5.97K after | 2 lots |
| Aug 11, 2021 (view filing) | Aug 10 | 1 day | Adams Bradley S.CFO | PPurchaseOld Second Bancorp, Inc. Common Stock | +8.50K | $11.55 | +$98.2K | +6.7%136.1K after | |
| Aug 11, 2021 (view filing) | Aug 9 | 2 days | Collins Gary SVice Chairman | PPurchaseOld Second Bancorp, Inc. Common Stock | +1.00K | $11.40 | +$11.4K | +0.9%110.0K after | |
| Aug 11, 2021 (view filing) | Aug 10 | 1 day | Eccher JamesCEO | PPurchaseOld Second Bancorp, Inc. Common Stock | +8.77K | $11.40 | +$100.0K | +2.9%308.1K after |