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>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-05-20 Purchase | 2026-05-21 09:57 am | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 700 | $27.85 | $19,495 | 2,450 (Direct) | View |
| 2026-03-18 Purchase | 2026-03-19 12:10 pm | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 750 | $33.05 | $24,787 | 1,750 (Direct) | View |
| 2026-03-13 Purchase | 2026-03-17 4:15 pm | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 4,000 | $10.22 | $40,900 | 9,000 (Direct) | View |
| 2025-11-25 Purchase | 2025-11-26 09:05 am | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 300 | $27.28 | $8,184 | 1,000 (Direct) | View |
| 2025-11-25 Purchase | 2025-11-25 4:29 pm | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 2,000 | $10 | $20,003 | 5,000 (Direct) | View |
| 2025-09-03 Purchase | 2025-09-05 5:25 pm | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 3,000 | $11.97 | $35,910 | 3,000 (Direct) | View |
| 2025-09-02 Purchase | 2025-09-03 09:30 am | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 300 | $38 | $11,400 | 700 (Direct) | View |
| 2024-11-19 Purchase | 2024-11-20 09:43 am | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 100 | $37.06 | $3,706 | 400 (Direct) | View |
| 2024-11-14 Purchase | 2024-11-15 10:56 am | Horizon Kinetics Holding Corp | HKHC | Rosenthal Brent D Director | 300 | $38.06 | $11,418 | 300 (Direct) | View |
| 2021-08-11 Purchase | 2021-08-12 8:48 pm | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 15,000 | $3.25 | $48,750 | 179,959 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-06-18 Exercise | 2026-06-22 3:10 pm | N/A N/A | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 8,755 | $0 | 42,446 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-14 3:02 pm | N/A N/A | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 24,691 | $0 | 48,733 (Direct) | View |
| 2026-02-20 Option Award | 2026-02-23 11:45 am | N/A N/A | SYNTEC OPTICS HOLDINGS INC. | OPTX | Rosenthal Brent D Director | 24,646 | $0 | 101,966 (Direct) | View |
| 2025-10-06 Option Award | 2025-10-08 2:57 pm | N/A N/A | SYNTEC OPTICS HOLDINGS INC. | OPTX | Rosenthal Brent D Director | 77,320 | $0 | 77,320 (Direct) | View |
| 2025-06-18 Option Award | 2025-06-20 12:56 pm | N/A N/A | PITNEY BOWES INC | PBI | Rosenthal Brent D Director | 8,755 | $0 | 8,755 (Direct) | View |
Ownership | 2024-08-09 3:25 pm | N/A N/A | Horizon Kinetics Holding Corp | SLGDD | Rosenthal Brent D Director | 0 | $0 | 0 (Direct) | View |
| 2024-06-12 Exercise | 2024-06-14 4:03 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent D Director | 8,415 | $0 | 54,897 (Direct) | View |
Ownership | 2024-01-12 9:51 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 0 | $0 | 235,550 (Direct) | View |
| 2023-12-31 Option Award | 2024-01-08 8:58 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 58,696 | $0 | 193,983 (Direct) | View |
| 2023-09-30 Option Award | 2023-10-05 08:55 am | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 31,396 | $0 | 135,287 (Direct) | View |
| 2023-07-05 Option Award | 2023-07-07 4:28 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 168,316 | $0 | 168,316 (Direct) | View |
| 2023-06-30 Option Award | 2023-06-30 5:00 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 12,163 | $0 | 103,891 (Direct) | View |
| 2023-06-15 Exercise | 2023-06-16 7:41 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 100,000 | $0 | 929,699 (Direct) | View |
| 2023-03-31 Option Award | 2023-04-03 9:38 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 14,517 | $0 | 91,728 (Direct) | View |
| 2022-12-30 Option Award | 2023-01-03 9:10 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 18,244 | $0 | 77,211 (Direct) | View |
| 2022-09-30 Option Award | 2022-10-04 8:17 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 7,500 | $0 | 58,967 (Direct) | View |
| 2022-07-14 Option Award | 2022-07-19 9:02 pm | N/A N/A | RiceBran Technologies | RIBT | Rosenthal Brent David Director | 220,066 | $0 | 940,845 (Direct) | View |
| 2022-07-06 Option Award | 2022-07-08 4:58 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 100,000 | $0 | 100,000 (Direct) | View |
| 2022-06-15 Exercise | 2022-06-17 4:28 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 79,328 | $0 | 829,699 (Direct) | View |
| 2022-03-15 Option Award | 2022-03-17 5:51 pm | N/A N/A | COMSCORE INC. | SCOR | Rosenthal Brent David Director | 59,288 | $0 | 79,328 (Direct) | View |