Thomas K. Brown is 10% at PRIMUS GUARANTY LTD (PRS). They have made 126 open-market trades across 16 companies since 2006, most recently 2026-06-01.
84 open-market purchases totalling $23.9M since 2006, against 42 sales. Across 12 scored buys the stock is down 4.3% at ninety days, and 4.5 points behind the S&P over the same stretch.
12 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 17% | 33% | 33% |
| Avg Move | -8.0% | -1.1% | -4.3% |
| Alpha | -3.5% | -1.7% | -4.5% |
| Scored | 12 | 12 | 12 |
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 74% | 63% | 74% |
| Avg Move | -4.4% | +0.7% | -1.3% |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| CAG | BUY | 2025-10-07 | 2025-10-09 | $18.72 | $187K | -0.2% | -9.0% | -13.8% |
| CAG | SELL | 2021-05-03 | 2021-05-04 | $37.54 | $413K | +0.1% | +3.4% | -11.0% |
| CAG | SELL | 2020-04-09 | 2020-04-10 | $32.44 | $476K | +6.2% | +3.5% | +10.3% |
| CAG | BUY | 2018-10-12 | 2018-10-12 | $35.25 | $250K | +4.9% | -0.5% | -39.4% |
| CPSS | SELL | 2017-11-28 | 2017-11-29 | $4.10 | $33K | +3.3% | -1.0% | -7.9% |
| CPSS | SELL | 2017-08-14 | 2017-08-16 | $3.97 | $60K | -5.3% | +6.9% | +4.8% |
| CPSS | SELL | 2017-08-08 | 2017-08-10 | $3.90 | $20K | +4.7% | +12.6% | +13.1% |
| CPSS | SELL | 2017-05-22 | 2017-05-24 | $4.52 | $45K | -5.5% | -1.7% | -11.5% |
| TOWR | BUY | 2016-06-28 | 2016-06-30 | $19.70 | $126K | +1.9% | +8.3% | +13.6% |
| CPSS | SELL | 2016-04-25 | 2016-04-27 | $4.40 | $38K | -9.0% | -4.2% | -6.1% |
| CPSS | SELL | 2016-03-18 | 2016-03-22 | $3.92 | $39K | +7.3% | +7.8% | -5.1% |
| CPSS | SELL | 2016-03-10 | 2016-03-14 | $4.25 | $21K | +3.2% | +8.6% | -3.6% |
| FMD | SELL | 2015-04-27 | 2015-04-29 | $6.42 | $120K | -4.8% | +1.7% | +1.7% |
| RM | SELL | 2015-02-13 | 2015-02-17 | $15.87 | $234K | -9.6% | -2.8% | -2.8% |
| RM | SELL | 2015-01-26 | 2015-01-28 | $15.11 | $76K | -9.6% | -2.8% | -2.8% |
| RM | BUY | 2015-01-26 | 2015-01-28 | $15.11 | $76K | -9.6% | -2.8% | -2.8% |
| RM | SELL | 2015-01-22 | 2015-01-26 | $15.64 | $109K | -9.6% | -2.8% | -2.8% |
| RM | BUY | 2015-01-15 | 2015-01-20 | $15.31 | $771K | -9.6% | -2.8% | -2.8% |
| RM | SELL | 2015-01-15 | 2015-01-20 | $15.31 | $796K | -9.6% | -2.8% | -2.8% |
| RM | SELL | 2015-01-13 | 2015-01-15 | $15.24 | $411K | -9.6% | -2.8% | -2.8% |
| RM | BUY | 2015-01-13 | 2015-01-15 | $14.96 | $135K | -9.6% | -2.8% | -2.8% |
| RM | BUY | 2015-01-08 | 2015-01-09 | $15.64 | $626K | -9.6% | -2.8% | -2.8% |
| RM | SELL | 2015-01-08 | 2015-01-09 | $15.64 | $782K | -9.6% | -2.8% | -2.8% |
| FMD | SELL | 2014-12-22 | 2014-12-29 | $5.07 | $1.8M | -4.8% | +1.7% | +1.7% |
| FMD | BUY | 2014-12-22 | 2014-12-29 | $5.07 | $1.8M | -4.8% | +1.7% | +1.7% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| MMM |
| 17,687 |
| $2.9M |
| CAG | 73,472 | $1.1M |
| TOWR | 6,390 | $198K |
| HBRF | 1,002,000 | — |
| PRS | 5,460,890 | — |
| PRSG | 6,184,907 | — |
| LEND | 2,900,000 | — |
| CCRT | 3,551,230 | — |
| TAYC | 2,029,283 | — |
| TNCC | 1,219,456 | — |
| PRSG.PK | 6,047,557 | — |
| Total | $549.6M |
Shares reported on the most recent Form 4, priced at the 2026-06-03 close. 8 holdings could not be priced and are excluded from the total.
| Scored | 19 | 19 | 19 |