Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-04-01 Option Award | 2025-04-24 7:37 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 72 | $97.95 | 25,813 (Direct) | View |
2025-04-22 Option Award | 2025-04-24 7:37 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,902 | $0 | 25,813 (Direct) | View |
2025-04-22 Option Award | 2025-04-24 7:37 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 61 | $89.36 | 25,813 (Direct) | View |
2025-01-03 Option Award | 2025-01-07 1:56 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 4,528 | $0 | 240,066 (Direct) | View |
2025-01-03 Tax Withholding | 2025-01-07 1:56 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 1,592 | $44.17 | 240,066 (Direct) | View |
2025-01-01 Option Award | 2025-01-03 4:30 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 68 | $102.5 | 23,778 (Direct) | View |
2024-10-01 Option Award | 2024-10-02 6:06 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 78 | $88.72 | 23,710 (Direct) | View |
2024-07-01 Option Award | 2024-07-02 7:29 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 82 | $83.83 | 23,632 (Direct) | View |
2024-04-16 Option Award | 2024-04-18 7:08 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,822 | $0 | 23,550 (Direct) | View |
2024-04-16 Option Award | 2024-04-18 7:08 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 70 | $79.56 | 23,550 (Direct) | View |
2024-04-01 Option Award | 2024-04-02 4:49 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 61 | $88.44 | 21,658 (Direct) | View |
2024-01-02 Option Award | 2024-01-04 4:38 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 2,193 | $0 | 118,565 (Direct) | View |
2024-01-02 Tax Withholding | 2024-01-04 4:38 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 932 | $91.23 | 118,565 (Direct) | View |
2024-01-01 Option Award | 2024-01-03 8:21 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 63 | $84.38 | 21,598 (Direct) | View |
2023-10-01 Option Award | 2023-10-03 9:18 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 76 | $69.48 | 21,535 (Direct) | View |
2023-07-01 Option Award | 2023-07-05 7:39 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 70 | $74.14 | 21,459 (Direct) | View |
2023-04-25 Option Award | 2023-04-27 7:38 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,855 | $0 | 21,389 (Direct) | View |
2023-04-25 Option Award | 2023-04-27 7:38 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 51 | $78.16 | 21,389 (Direct) | View |
2023-04-01 Option Award | 2023-04-04 7:20 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 47 | $88.13 | 19,483 (Direct) | View |
2023-01-02 Option Award | 2023-01-04 7:35 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 2,517 | $0 | 117,304 (Direct) | View |
2023-01-02 Tax Withholding | 2023-01-04 7:35 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 879 | $79.49 | 117,304 (Direct) | View |
2023-01-01 Option Award | 2023-01-04 6:37 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 46 | $88.49 | 19,436 (Direct) | View |
2022-10-01 Option Award | 2022-10-04 6:38 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 47 | $85.56 | 19,390 (Direct) | View |
2022-07-01 Option Award | 2022-07-05 5:20 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 38 | $97.72 | 19,343 (Direct) | View |
2022-04-26 Option Award | 2022-04-28 7:15 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 30 | $107.93 | 19,304 (Direct) | View |
2022-04-26 Option Award | 2022-04-28 7:15 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,343 | $0 | 19,304 (Direct) | View |
2022-04-26 Option Award | 2022-04-28 7:09 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 30 | $107.93 | 19,304 (Direct) | View |
2022-04-26 Option Award | 2022-04-28 7:09 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,343 | $0 | 19,304 (Direct) | View |
2022-04-01 Option Award | 2022-04-04 6:22 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 25 | $115.55 | 17,931 (Direct) | View |
2022-01-02 Tax Withholding | 2022-01-05 10:46 am | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 1,299 | $84.24 | 115,666 (Direct) | View |
2022-01-02 Option Award | 2022-01-05 10:46 am | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 2,375 | $0 | 115,666 (Direct) | View |
2022-01-01 Option Award | 2022-01-04 5:21 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 24 | $119.61 | 17,906 (Direct) | View |
2021-10-01 Option Award | 2021-10-04 7:22 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 26 | $109.23 | 17,882 (Direct) | View |
2021-07-01 Option Award | 2021-07-02 6:29 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 25 | $116.32 | 17,855 (Direct) | View |
2021-04-20 Option Award | 2021-04-22 6:26 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 1,164 | $0 | 17,831 (Direct) | View |
2021-04-20 Option Award | 2021-04-22 6:26 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 44 | $107.37 | 17,831 (Direct) | View |
2021-04-01 Option Award | 2021-04-02 7:23 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 15 | $105.63 | 16,623 (Direct) | View |
2021-01-02 Option Award | 2021-01-05 7:47 pm | N/A N/A | Hub Group Inc. | HUBG | SLARK MARTIN P Director | 3,509 | $0 | 114,590 (Direct) | View |
2021-01-01 Option Award | 2021-01-05 5:23 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 17 | $93.14 | 16,608 (Direct) | View |
2020-10-01 Option Award | 2020-10-02 5:38 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 21 | $77.05 | 16,590 (Direct) | View |
2020-07-01 Option Award | 2020-07-02 6:34 pm | N/A N/A | NORTHERN TRUST CORP | NTRS | SLARK MARTIN P Director | 21 | $76.94 | 16,569 (Direct) | View |