Donald Pilmer serves as Executive at OLD SECOND BANCORP INC, where they oversee executive responsibilities. Since joining the company, Donald Pilmer has executed 75 insider transactions totaling $47.9K, demonstrating a bullish approach to their equity position. Their most recent transaction on Dec 31, 2025 involved transacting 15 shares valued at $0.
Donald Pilmer currently holds 4,010 shares of OLD SECOND BANCORP INC (OSBC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donald Pilmer has been a net buyer of OSBC stock. They have purchased $47.9K and sold $0 worth of shares.
Donald Pilmer's most recent insider trade was on Dec 31, 2025, when they sold 15 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Sep 30, 2025 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Jun 30, 2025 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Jun 30, 2025 | OSBC | $0 | Other | 15 | $N/A | Discretionary |
| Feb 20, 2024 | OSBC | $0 | Award | 16,064 | $N/A | Discretionary |
| Dec 31, 2023 | OSBC | $0 | Award | 14 | $N/A | Discretionary |
| Sep 30, 2023 | OSBC | $0 | Award | 12 | $N/A | Discretionary |
| Sep 30, 2023 | OSBC | $0 | Award | 1 | $N/A | Discretionary |
| Jun 30, 2023 | OSBC | $0 | Award | 17 | $N/A | Discretionary |
| Mar 31, 2023 | OSBC | $0 | Other | 11 | $N/A | Discretionary |
| Mar 31, 2023 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Mar 1, 2023 | OSBC | $0 | Award | 10,512 | $N/A | Discretionary |
| Feb 21, 2023 | OSBC | $0 | Award | 16,492 | $N/A | Discretionary |
| Feb 21, 2023 | OSBC | $0 | Award | 10,512 | $N/A | Discretionary |
| Feb 18, 2023 | OSBC | $0 | Disposition | 2,992 | $N/A | Discretionary |
| Dec 31, 2022 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Dec 31, 2022 | OSBC | $0 | Other | 12 | $N/A | Discretionary |
| Sep 30, 2022 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Sep 30, 2022 | OSBC | $0 | Other | 13 | $N/A | Discretionary |
| Jun 30, 2022 | OSBC | $0 | Other | 14 | $N/A | Discretionary |
| May 21, 2022 | OSBC | $29.6K | Disposition | 2,123 | $13.94 | Discretionary |
| Mar 31, 2022 | OSBC | $0 | Other | 746 | $N/A | Discretionary |
| Mar 31, 2022 | OSBC | $0 | Other | 759 | $N/A | Discretionary |
| Feb 15, 2022 | OSBC | $0 | Award | 8,260 | $N/A | Discretionary |
| Dec 31, 2021 | OSBC | $0 | Award | 14 | $N/A | Discretionary |
| Dec 31, 2021 | OSBC | $0 | Award | 1 | $N/A | Discretionary |
| Sep 30, 2021 | OSBC | $0 | Other | 16 | $N/A | Discretionary |
| Sep 30, 2021 | OSBC | $0 | Other | 1 | $N/A | Discretionary |
| Sep 16, 2021 | OSBC | $18.1K | Purchase | 1,500 | $12.10 | Discretionary |