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 |
2022-05-10 Sale | 2022-05-11 3:52 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 178 | $230.96 | $41,110 | 4,677 (Direct) | View |
2021-08-09 Sale | 2021-09-01 2:29 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 2,539 | $442.48 | $1,123,457 | 4,855 (Direct) | View |
2021-05-11 Sale | 2021-05-12 4:45 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 371 | $320.06 | $118,743 | 5,355 (Direct) | View |
2021-05-06 Sale | 2021-05-07 1:23 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 3,370 | $336.96 | $1,135,561 | 5,371 (Direct) | View |
2020-08-07 Sale | 2020-09-15 5:47 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 1,943 | $219.91 | $427,284 | 9,441 (Direct) | View |
2020-05-22 Sale | 2020-05-26 2:37 pm | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 941 | $173.4 | $163,168 | 11,884 (Direct) | View |
2020-04-01 Sale | 2020-04-03 11:51 am | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 760 | $43.56 | $33,106 | 17,719 (Direct) | View |
2020-01-02 Sale | 2020-01-06 12:39 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 760 | $68.7 | $52,212 | 18,479 (Direct) | View |
2019-10-01 Sale | 2019-10-03 3:38 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 760 | $61.35 | $46,626 | 21,239 (Direct) | View |
2019-07-01 Sale | 2019-07-02 4:56 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 547 | $50.02 | $27,361 | 21,999 (Direct) | View |
2019-05-15 Sale | 2019-05-16 10:15 am | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 1,002 | $131.38 | $131,643 | 10,202 (Direct) | View |
2019-05-10 Sale | 2019-05-13 12:52 pm | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,140 | $134.64 | $422,769 | 12,204 (Direct) | View |
2019-04-01 Sale | 2019-04-03 2:08 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 735 | $47.21 | $34,699 | 19,121 (Direct) | View |
2019-01-02 Sale | 2019-01-04 12:26 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 735 | $49.9 | $36,677 | 19,856 (Direct) | View |
2018-10-01 Sale | 2018-10-03 4:07 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 735 | $49.04 | $36,044 | 20,591 (Direct) | View |
2018-07-02 Sale | 2018-07-03 4:08 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 735 | $41.09 | $30,201 | 21,326 (Direct) | View |
2018-06-25 Sale | 2018-06-26 3:18 pm | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 300 | $115.55 | $34,665 | 13,837 (Direct) | View |
2018-06-25 Sale | 2018-06-26 3:14 pm | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,230 | $114.05 | $368,381 | 14,137 (Direct) | View |
2018-05-14 Sale | 2018-05-15 4:09 pm | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 1,218 | $107.19 | $130,558 | 13,837 (Direct) | View |
2018-04-02 Sale | 2018-04-03 3:35 pm | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 603 | $37.44 | $22,577 | 17,141 (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 |
2022-05-11 Option Award | 2022-05-13 4:36 pm | 2023-05-11 2032-05-11 | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 1,582 | $222.31 | 6,834 (Direct) | View |
2022-05-11 Option Award | 2022-05-13 4:36 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 575 | $0 | 6,834 (Direct) | View |
2021-08-09 Gift | 2021-09-01 2:29 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 500 | $0 | 4,855 (Direct) | View |
2021-08-09 Exercise | 2021-09-01 2:29 pm | 2021-05-11 2030-05-11 | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 2,539 | $0 | 4,855 (Direct) | View |
2021-08-09 Exercise | 2021-09-01 2:29 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 2,539 | $164.24 | 4,855 (Direct) | View |
2021-05-07 Option Award | 2021-05-10 5:33 pm | 2022-05-07 2031-05-07 | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 1,506 | $0 | 6,877 (Direct) | View |
2020-12-28 Ownership | 2021-02-02 11:57 am | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 700 | $0 | 8,741 (Direct) | View |
2020-08-07 Gift | 2020-09-15 5:47 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 500 | $0 | 9,441 (Direct) | View |
2020-05-11 Option Award | 2020-05-12 1:35 pm | 2021-05-11 2030-05-11 | CHARLES RIVER LABORATORIES INTERNATIONAL Inc | CRL | MASSARO GEORGE Director | 3,280 | $0 | 15,364 (Direct) | View |
2019-12-04 Gift | 2019-12-06 10:11 am | N/A N/A | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 2,000 | $0 | 19,239 (Direct) | View |
2019-05-22 Option Award | 2019-05-23 1:29 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 1,882 | $0 | 12,084 (Direct) | View |
2019-05-15 Gift | 2019-05-16 10:15 am | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 1,000 | $0 | 10,202 (Direct) | View |
2019-05-10 Exercise | 2019-05-13 12:52 pm | 2016-05-06 2020-05-06 | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,140 | $0 | 12,204 (Direct) | View |
2019-05-10 Exercise | 2019-05-13 12:52 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,140 | $70.29 | 12,204 (Direct) | View |
2019-05-03 Option Award | 2019-05-07 3:39 pm | N/A N/A | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 3,425 | $0 | 22,546 (Direct) | View |
2018-12-29 Ownership | 2019-02-01 1:06 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 1,633 | $0 | 12,204 (Direct) | View |
2018-06-25 Exercise | 2018-06-26 3:14 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,530 | $52.29 | 14,137 (Direct) | View |
2018-06-25 Exercise | 2018-06-26 3:14 pm | 2015-05-07 2021-05-07 | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 3,530 | $0 | 14,137 (Direct) | View |
2018-05-14 Option Award | 2018-05-15 4:09 pm | N/A N/A | CHARLES RIVER LABORATORIES INTERNATIONAL INC | CRL | MASSARO GEORGE Director | 2,004 | $0 | 13,837 (Direct) | View |
2018-05-04 Option Award | 2018-05-08 1:12 pm | N/A N/A | Huron Consulting Group Inc. | HURN | MASSARO GEORGE Director | 4,920 | $0 | 22,061 (Direct) | View |