Richard F. Wallman is Director at CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL). They have made 105 open-market trades across 17 companies since 2006, most recently 2026-07-24.
CIK 0001198092
54 open-market purchases totalling $18.8M since 2007, against 51 sales. Across 43 scored buys the stock is up 6.5% at ninety days, and 3.2 points ahead of the S&P over the same stretch.
44 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 55% | 57% | 65% |
| Avg Move | +0.1% | +1.5% | +6.5% |
| Alpha | +0.6% | +0.8% | +3.2% |
| Scored | 44 | 44 | 43 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| ROP | SELL | 2026-07-24 | 2026-07-27 | $361.00 | $2.3M | +2.5% | +6.7% | — |
| CECO | BUY | 2026-06-01 | 2026-06-03 | $76.85 | $1.5M | +19.8% | +1.8% | -10.8% |
| CECO | BUY | 2026-04-29 | 2026-05-01 | $73.43 | $1.1M | +6.4% | +1.1% | -16.1% |
| CECO | BUY | 2025-09-05 | 2025-09-09 | $46.93 | $141K | +6.4% | +8.8% | +21.8% |
| CECO | BUY | 2025-08-29 | 2025-09-03 | $44.25 | $199K | +5.5% | +7.5% | +11.8% |
| ROP | SELL | 2025-07-22 | 2025-07-23 | $556.25 | $196K | -1.8% | -3.5% | -7.6% |
| CECO | BUY | 2025-02-26 | 2025-02-27 | $25.19 | $378K | -8.1% | -8.7% | +13.1% |
| ROP | SELL | 2025-01-31 | 2025-02-03 | $575.25 | $404K | -0.8% | +2.7% | -1.2% |
| SAVEQ | SELL | 2024-11-29 | 2024-12-03 | $0.51 | $1K | N/A | N/A | N/A |
| CRL | SELL | 2024-11-07 | 2024-11-12 | $216.04 | $2.4M | -9.4% | -10.1% | -26.0% |
| ROP | SELL | 2024-10-24 | 2024-10-28 | $549.12 | $778K | +5.3% | +3.8% | -0.4% |
| CECO | BUY | 2024-08-30 | 2024-09-03 | $28.77 | $288K | +2.8% | -3.1% | +17.5% |
| CECO | BUY | 2024-05-21 | 2024-05-22 | $24.50 | $98K | -7.0% | -1.8% | +7.0% |
| CECO | BUY | 2024-05-01 | 2024-05-02 | $21.95 | $110K | +5.2% | +3.9% | +23.7% |
| CECO | BUY | 2024-03-06 | 2024-03-08 | $19.78 | $989K | +2.7% | +7.4% | +5.8% |
| CECO | BUY | 2023-09-18 | 2023-09-19 | $15.99 | $160K | -2.0% | -3.1% | +26.3% |
| CECO | BUY | 2023-09-07 | 2023-09-11 | $13.76 | $165K | +12.1% | +15.1% | +38.9% |
| CRL | BUY | 2023-08-24 | 2023-08-29 | $198.79 | $199K | -2.4% | -4.6% | -4.9% |
| SDC | SELL | 2023-06-21 | 2023-06-23 | $0.44 | $119K | +8.0% | +49.0% | -11.3% |
| CECO | BUY | 2023-03-07 | 2023-03-08 | $15.08 | $151K | -10.2% | -14.8% | -16.9% |
| CRL | BUY | 2023-02-23 | 2023-02-24 | $220.73 | $773K | -2.4% | -11.9% | -13.0% |
| ROP | BUY | 2023-02-14 | 2023-02-15 | $424.95 | $425K | +2.5% | +1.4% | +9.5% |
| CRL | BUY | 2022-12-02 | 2022-12-06 | $218.90 | $328K | +1.8% | +4.0% | +6.6% |
| ROP | BUY | 2022-11-04 | 2022-11-07 | $390.00 | $390K | +3.3% | +4.4% | +3.4% |
| CECE | BUY | 2022-08-09 | 2022-08-10 | $8.97 | $179K | +6.0% | +3.2% | N/A |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| STAY |
| 8,968 |
| $183K |
| LEA | 1,500 | $180K |
| SAVE | 30,513 | $33K |
| SDC | 336,318 | $25K |
| XJT | 8,000 | — |
| AV | 68,000 | — |
| HAYZ | 77,656 | — |
| PrivateUnlisted | 111,100 | — |
| SAVEQ | 28,513 | — |
| TRNX | 53,324 | — |
| ARBA | 21,807 | — |
| Total | $17.2M |
Shares reported on the most recent Form 4, priced at the 2026-07-27 close. 7 holdings could not be priced and are excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.