John Ladowicz serves as Executive at OLD SECOND BANCORP INC, where they oversee executive responsibilities. Since joining the company, John Ladowicz has executed 92 insider transactions totaling $3.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 9, 2025 involved selling 12,500 shares valued at $250.0K.
John Ladowicz currently holds 149,654 shares of OLD SECOND BANCORP INC (OSBC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Ladowicz has been a net seller of OSBC stock. They have purchased $199.8K and sold $2.9M worth of shares.
John Ladowicz's most recent insider trade was on Dec 9, 2025, when they sold 12,500 shares at $20.00 per share.
Get notified when new Form 4 filings are submitted
| $19.01 |
| Discretionary |
| Sep 14, 2025 | OSBC | $0 | Other | 10,551 | $N/A | Discretionary |
| Jul 22, 2024 | OSBC | $496.1K | Sale | 30,585 | $16.22 | Discretionary |
| Feb 20, 2024 | OSBC | $0 | Award | 4,284 | $N/A | Discretionary |
| Feb 21, 2023 | OSBC | $0 | Award | 3,077 | $N/A | Discretionary |
| Feb 15, 2022 | OSBC | $0 | Award | 3,080 | $N/A | Discretionary |
| Mar 8, 2021 | OSBC | $199.5K | Sale | 14,500 | $13.76 | Discretionary |
| Mar 8, 2021 | OSBC | $21.8K | Payment | 1,579 | $13.78 | Discretionary |
| Feb 16, 2021 | OSBC | $0 | Award | 3,773 | $N/A | Discretionary |
| Dec 21, 2020 | OSBC | $24.4K | Sale | 2,500 | $9.74 | Discretionary |
| Dec 10, 2020 | OSBC | $3.6K | Sale | 350 | $10.35 | Discretionary |
| Feb 18, 2020 | OSBC | $0 | Award | 1,500 | $N/A | Discretionary |
| Jun 3, 2019 | OSBC | $0 | Other | 8,646 | $N/A | Discretionary |
| Jun 3, 2019 | OSBC | $0 | Award | 1,500 | $N/A | Discretionary |
| Jan 9, 2019 | OSBC | $11.2K | Award | 1,500 | $7.49 | Discretionary |
| Dec 12, 2018 | OSBC | $6.7K | Sale | 500 | $13.49 | Discretionary |
| Dec 12, 2018 | OSBC | $20.3K | Sale | 1,500 | $13.50 | Discretionary |
| Dec 12, 2018 | OSBC | $6.7K | Sale | 500 | $13.46 | Discretionary |
| Dec 12, 2018 | OSBC | $13.4K | Sale | 1,000 | $13.43 | Discretionary |
| Dec 12, 2018 | OSBC | $13.4K | Sale | 1,000 | $13.43 | Discretionary |
| Dec 12, 2018 | OSBC | $30.4K | Sale | 2,250 | $13.49 | Discretionary |
| Dec 11, 2018 | OSBC | $26.6K | Sale | 2,000 | $13.30 | Discretionary |
| Dec 10, 2018 | OSBC | $13.4K | Sale | 1,000 | $13.40 | Discretionary |
| Apr 17, 2018 | OSBC | $0 | Award | 5,000 | $N/A | Discretionary |
| Feb 20, 2018 | OSBC | $0 | Award | 1,500 | $N/A | Discretionary |
| Oct 25, 2017 | OSBC | $11.6K | Sale | 804 | $14.40 | Discretionary |
| Oct 25, 2017 | OSBC | $34.7K | Sale | 2,400 | $14.45 | Discretionary |
| Oct 25, 2017 | OSBC | $8.7K | Sale | 600 | $14.50 | Discretionary |
| Oct 24, 2017 | OSBC | $145.4K | Sale | 10,096 | $14.40 | Discretionary |