CRL Insider Trading
CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | Services-Commercial Physical & Biological Research
Comprehensive Trading Performance Summary
The investment history of corporate insiders at CHARLES RIVER LABORATORIES INTERNATIONAL, INC. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Services-Commercial Physical & Biological Research sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2008-05-28 00:04 | 2008-05-23 | WALTRIP WILLIAM | Director | OPT+S | $63.99 | 6,000 | $383,914 | 32,773 | 0.0% |
| 2008-05-13 23:22 | 2008-05-12 | MASSARO GEORGE | Director | SELL | $62.40 | 793 | $49,483 | 11,193 | -6.6% |
| 2008-04-03 19:02 | 2008-04-01 | CHUBB STEPHEN D | Director | SELL | $60.00 | 1,000 | $60,000 | 23,773 | -4.0% |
| 2008-04-02 21:23 | 2008-04-01 | THIER SAMUEL O MD | Director | OPT+S | $59.90 | 3,000 | $179,702 | 4,400 | 0.0% |
| 2008-03-26 23:52 | 2008-03-24 | FOSTER JAMES C | Director, Officer - President and CEO | SELL | $58.54 | 11,863 | $694,414 | 291,392 | -3.9% |
| 2008-03-26 23:51 | 2008-03-24 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $59.08 | 18,137 | $1,071,581 | 303,255 | 0.0% |
| 2008-03-05 01:44 | 2008-02-29 | THIER SAMUEL O MD | Director | OPT+S | $58.92 | 3,000 | $176,764 | 4,400 | 0.0% |
| 2008-03-05 01:39 | 2008-02-29 | GILLETT NANCY | Officer - Corporate Executive VP | SELL | $58.80 | 5,000 | $293,984 | 37,868 | -11.7% |
| 2008-02-29 00:51 | 2008-02-27 | RENAUD REAL H | Officer - Corp. Executive VP | OPT+S | $59.75 | 23,400 | $1,398,218 | 49,669 | 0.0% |
| 2008-02-22 20:51 | 2008-02-20 | ACKERMAN THOMAS F | Officer - Corp. Executive VP & CFO | SELL | $58.07 | 5,346 | $310,445 | 62,249 | -7.9% |
| 2008-02-20 22:48 | 2008-02-19 | GILLETT NANCY | Officer - Corporate Executive VP | OPT+S | $58.86 | 10,045 | $591,276 | 43,953 | 0.0% |
| 2008-01-04 19:53 | 2007-10-01 | CHUBB STEPHEN D | Director | SELL | $61.15 | 2,000 | $122,306 | 24,773 | -7.5% |
| 2007-12-28 18:54 | 2007-12-26 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $66.71 | 30,000 | $2,001,354 | 259,118 | 0.0% |
| 2007-12-26 20:23 | 2007-12-21 | JOHST DAVID P | Officer - Corp Executive VP | OPT+S | $67.03 | 20,000 | $1,340,568 | 51,659 | 0.0% |
| 2007-11-29 22:16 | 2007-11-28 | RENAUD REAL H | Officer - Corp. Executive VP | OPT+S | $63.34 | 13,800 | $874,046 | 51,912 | 0.0% |
| 2007-11-13 18:49 | 2007-11-09 | ACKERMAN THOMAS F | Officer - Corp. Executive VP & CFO | OPT+S | $61.92 | 2,079 | $128,733 | 70,483 | 0.0% |
| 2007-11-10 01:26 | 2007-11-08 | GILLETT NANCY | Officer - Corporate Executive VP | SELL | $62.77 | 4,500 | $282,456 | 45,484 | -9.0% |
| 2007-11-09 20:02 | 2007-11-08 | FOSTER JAMES C | Director, Officer - President and CEO | SELL | $62.81 | 9,500 | $596,734 | 246,586 | -3.7% |
| 2007-11-09 20:00 | 2007-11-08 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $62.64 | 15,500 | $970,968 | 256,086 | 0.0% |
| 2007-11-08 20:26 | 2007-11-06 | JOHST DAVID P | Officer - Corp Executive VP | OPT+S | $61.00 | 20,000 | $1,220,000 | 51,659 | 0.0% |
| 2007-10-03 23:27 | 2007-10-01 | THIER SAMUEL O MD | Director | OPT+S | $56.29 | 2,000 | $112,580 | 4,400 | 0.0% |
| 2007-09-26 15:59 | 2007-09-24 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $54.87 | 25,000 | $1,371,715 | 252,586 | 0.0% |
| 2007-09-17 19:57 | 2007-09-13 | GILLETT NANCY | Officer - Corporate Executive VP | OPT+S | $55.00 | 9,766 | $537,130 | 49,984 | 0.0% |
| 2007-09-05 20:09 | 2007-08-31 | RENAUD REAL H | Officer - Corp. Executive VP | SELL | $52.40 | 8,830 | $462,673 | 51,912 | -14.5% |
| 2007-08-20 21:20 | 2007-08-17 | ROGERS DOUGLAS E | Director | OPT+S | $52.96 | 42,000 | $2,224,253 | 5,349 | 0.0% |
| 2007-08-17 19:50 | 2007-08-15 | ACKERMAN THOMAS F | Officer - Corp. Executive VP & CFO | SELL | $51.93 | 1,623 | $84,275 | 70,483 | -2.3% |
| 2007-08-17 16:42 | 2007-08-16 | CHUBB STEPHEN D | Director | SELL | $51.10 | 2,000 | $102,205 | 26,773 | -7.0% |
| 2007-08-14 23:22 | 2007-08-13 | GILLETT NANCY | Officer - Corporate Executive VP | OPT+S | $52.99 | 7,700 | $408,034 | 49,984 | 0.0% |
| 2007-08-14 20:39 | 2007-08-10 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $52.30 | 18,957 | $991,381 | 257,956 | 0.0% |
| 2007-08-14 20:37 | 2007-08-10 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $52.09 | 15,000 | $781,355 | 257,956 | 0.0% |
| 2007-08-14 20:35 | 2007-08-10 | ACKERMAN THOMAS F | Officer - Corp. Executive VP & CFO | OPT+S | $52.72 | 8,175 | $431,016 | 73,270 | 0.0% |
| 2007-08-09 23:05 | 2007-08-08 | GILLETT NANCY | Officer - Corporate Executive VP | OPT+S | $55.00 | 20,090 | $1,104,950 | 50,847 | 0.0% |
| 2007-08-09 17:06 | 2007-08-08 | JOHST DAVID P | Officer - Corp Executive VP | OPT+S | $56.00 | 25,000 | $1,400,020 | 52,823 | 0.0% |
| 2007-07-03 18:38 | 2007-07-02 | THIER SAMUEL O MD | Director | OPT+S | $51.84 | 2,000 | $103,679 | 4,400 | 0.0% |
| 2007-07-03 17:56 | 2007-07-02 | CHUBB STEPHEN D | Director | SELL | $51.94 | 1,000 | $51,940 | 28,773 | -3.4% |
| 2007-07-02 23:46 | 2007-06-29 | ELLIOTT DAVID J | Officer - Officer | OPT+S | $51.52 | 5,285 | $272,286 | 11,750 | 0.0% |
| 2007-06-26 15:58 | 2007-06-22 | FOSTER JAMES C | Director, Officer - President and CEO | SELL | $52.62 | 3,200 | $168,383 | 272,956 | -1.2% |
| 2007-06-26 15:57 | 2007-06-22 | FOSTER JAMES C | Director, Officer - President and CEO | SELL | $52.25 | 5,400 | $282,149 | 276,356 | -1.9% |
| 2007-06-26 15:55 | 2007-06-22 | FOSTER JAMES C | Director, Officer - President and CEO | SELL | $52.10 | 8,200 | $427,205 | 282,856 | -2.8% |
| 2007-06-26 15:53 | 2007-06-22 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $51.97 | 6,900 | $358,582 | 291,056 | 0.0% |
| 2007-06-11 23:57 | 2007-06-07 | MASSARO GEORGE | Director | SELL | $53.28 | 5,888 | $313,724 | 9,986 | -37.1% |
| 2007-06-11 23:54 | 2007-06-07 | MASSARO GEORGE | Director | OPT+S | $52.94 | 6,126 | $324,312 | 15,874 | 0.0% |
| 2007-06-04 16:49 | 2007-05-31 | JOHST DAVID P | Officer - Corp Executive VP | OPT+S | $53.00 | 20,000 | $1,060,000 | 52,823 | 0.0% |
| 2007-05-24 00:03 | 2007-05-21 | RENAUD REAL H | Officer - Corp. Executive VP | OPT+S | $50.56 | 2,467 | $124,720 | 61,627 | 0.0% |
| 2007-05-24 00:01 | 2007-05-21 | MILNE GEORGE M JR | Director | OPT+S | $50.74 | 16,000 | $811,840 | 11,000 | 0.0% |
| 2007-05-16 23:03 | 2007-05-14 | FOSTER JAMES C | Director, Officer - President and CEO | OPT+S | $51.41 | 20,000 | $1,028,162 | 272,956 | 0.0% |
| 2007-05-16 22:06 | 2007-05-15 | BERTHOUX CHRISTOPHER | Officer - Corp Sr VP | SELL | $51.56 | 2,000 | $103,110 | 15,047 | -11.7% |
| 2007-05-15 23:45 | 2007-05-11 | ACKERMAN THOMAS F | Officer - Corp. Executive VP & CFO | OPT+S | $50.48 | 10,000 | $504,754 | 73,270 | 0.0% |
| 2007-05-11 23:42 | 2007-05-09 | JOHST DAVID P | Officer - Corp Executive VP | OPT+S | $50.80 | 15,000 | $762,041 | 52,823 | 0.0% |
| 2007-05-11 23:40 | 2007-05-09 | GILLETT NANCY | Officer - Corporate Executive VP | OPT+S | $50.00 | 14,592 | $729,600 | 50,847 | 0.0% |
How to Interpret $CRL Trades
Not every insider transaction in CHARLES RIVER LABORATORIES INTERNATIONAL, INC. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $CRL shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for CRL
Insider activity data for CHARLES RIVER LABORATORIES INTERNATIONAL, INC. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $CRL, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.