Robert Nelsen is Director at AGIOS PHARMACEUTICALS INC (AGIO). They have made 25 open-market trades across 12 companies since 2006, most recently 2025-08-01.
CIK 0001219042
17 open-market purchases totalling $116.4M since 2006, against 8 sales. Across 14 scored buys the stock is up 13.7% at ninety days, and 8.0 points ahead of the S&P over the same stretch.
14 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 57% | 36% | 57% |
| Avg Move | +1.2% | +2.7% | +13.7% |
| Alpha | +1.0% | +2.0% | +8.0% |
| Scored | 14 | 14 | 14 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| PRME | BUY | 2025-08-01 | 2025-08-01 | $3.30 | $10.0M | -12.4% | -28.3% | +0.0% |
| PRME | BUY | 2024-02-15 | 2024-02-20 | $6.25 | $20.0M | +1.7% | -14.6% | -12.3% |
| SANA | BUY | 2024-02-08 | 2024-02-12 | $5.50 | $8.0M | +27.7% | +51.8% | +21.9% |
| NMRA | BUY | 2023-09-28 | 2023-09-29 | $13.68 | $2.1M | -30.0% | -23.8% | +19.0% |
| NMRA | BUY | 2023-09-26 | 2023-09-27 | $12.07 | $1.0M | +1.0% | -1.3% | +48.1% |
| NMRA | BUY | 2023-09-22 | 2023-09-25 | $11.20 | $1.8M | +5.4% | +2.4% | +53.6% |
| NMRA | BUY | 2023-09-19 | 2023-09-20 | $17.00 | $25.5M | +6.4% | +1.3% | +40.6% |
| PRME | BUY | 2022-10-24 | 2022-10-26 | $17.00 | $6.8M | +10.3% | +25.9% | +2.5% |
| VIR | BUY | 2019-10-16 | 2019-10-18 | $20.00 | $20.0M | +5.1% | -6.4% | +25.1% |
| KRTX | BUY | 2019-07-02 | 2019-07-02 | $16.00 | $1.6M | -6.7% | -13.8% | -24.5% |
| TWST | BUY | 2018-11-02 | 2018-11-06 | $14.00 | $1.1M | +73.8% | +92.2% | +43.4% |
| AGIO | SELL | 2017-03-03 | 2017-03-07 | $50.84 | $4.1M | +8.0% | +8.1% | -1.9% |
| AGIO | SELL | 2017-02-28 | 2017-03-01 | $49.77 | $2.4M | +0.5% | +13.4% | -8.6% |
| AGIO | SELL | 2017-02-27 | 2017-03-01 | $49.36 | $24.0M | +0.5% | +13.4% | -8.6% |
| AGIO | SELL | 2017-02-27 | 2017-03-01 | $49.26 | $9.6M | +0.5% | +13.4% | -8.6% |
| AGIO | SELL | 2017-02-23 | 2017-02-23 | $47.90 | $2.4M | +5.5% | +20.9% | +0.6% |
| AGIO | SELL | 2017-02-22 | 2017-02-23 | $49.91 | $2.4M | +5.5% | +20.9% | +0.6% |
| AGIO | SELL | 2017-02-21 | 2017-02-23 | $49.21 | $11.2M | +5.5% | +20.9% | +0.6% |
| AGIO | SELL | 2017-02-21 | 2017-02-23 | $50.74 | $1.8M | +5.5% | +20.9% | +0.6% |
| SYRS | BUY | 2016-07-06 | 2016-07-06 | $12.50 | $5.0M | -31.4% | -45.3% | -23.1% |
| BLPH | BUY | 2015-02-19 | 2015-02-23 | $12.00 | $2.6M | -13.1% | -0.7% | -0.7% |
| FATE | BUY | 2013-10-04 | 2013-10-07 | $6.00 | $5.0M | -21.5% | -1.8% | -1.8% |
| NGSX | BUY | 2011-07-26 | 2011-09-01 | $1.65 | $2.9M | N/A | N/A | N/A |
| NGSX | BUY | 2007-05-02 | 2007-05-04 | $11.00 | $2.5M | N/A | N/A | N/A |
| TRBN | BUY | 2006-10-17 | 2006-10-19 | $13.00 | $580K | N/A | N/A | N/A |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| SAGE | 1,124,699 | $9.8M |
| VIR | 584,148 | $5.8M |
| XCOM | 166,667 | $4.5M |
| FATE | 1,246,156 | $2.2M |
| NMRA | 3,825,338 | $1.9M |
| KRTX | 5,269 | $1.7M |
| UBX | 1,682,417 | $337K |
| BEAM | 14,053 | $330K |
| AGIO | 9,174 | $288K |
| JUNO | 3,234 | $281K |
| VBIV | 4,047,830 | $264K |
| DNLI | 12,432 | $219K |
| SYRS | 1,813,332 | $218K |
| SNNA | 882,493 | $120K |
| BLPH | 752,994 | $77K |
| ADLR | 1,207,523 | — |
| NGSX | 4,187,777 | — |
| DNI | 2,030 | — |
| TRBN | 68,402 | — |
| KYTH | 10,295 | — |
| Total | $600.7M |
Shares reported on the most recent Form 4, priced at the 2025-08-01 close. 5 holdings could not be priced and are excluded from the total.