BAKER Bros. Advisors L.P. is Director & 10% Owner at GENOMIC HEALTH INC (GHDX). They have made 75 open-market trades across 20 companies since 2013, most recently 2026-08-11.
40 open-market purchases totalling $1.5B since 2013, against 35 sales. Across 37 scored buys the stock is up 1.1% at ninety days, and 3.7 points behind the S&P over the same stretch.
37 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 46% | 49% | 41% |
| Avg Move | +0.4% | -0.7% | +1.1% |
| Alpha | -0.4% | -2.0% | -3.7% |
| Scored | 37 | 37 | 37 |
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 86% | 83% | 60% |
| Avg Move | -6.0% | -8.1% | -8.0% |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| CELC | SELL | 2026-07-14 | 2026-07-16 | $102.50 | $317.8M | -5.1% | +6.5% | -31.0% |
| ONC | SELL | 2026-05-22 | 2026-05-27 | $23.82 | $131K | -8.2% | -5.2% | +27.8% |
| IGMS | BUY | 2024-03-26 | 2024-03-28 | $8.66 | $6.8M | -21.9% | -7.4% | -36.1% |
| MDGL | BUY | 2023-12-13 | 2023-12-14 | $221.19 | $45.0M | +0.1% | +3.1% | +15.4% |
| TRDA | BUY | 2022-05-20 | 2022-05-24 | $5.80 | $396K | +11.7% | +59.9% | +122.0% |
| TRDA | BUY | 2022-05-16 | 2022-05-18 | $5.98 | $631K | +11.7% | +41.5% | +105.0% |
| KOD | BUY | 2022-01-27 | 2022-01-31 | $52.02 | $36.1M | -1.0% | -85.4% | -89.3% |
| TLIS | BUY | 2021-11-18 | 2021-11-19 | $4.37 | $219K | -1.7% | -9.0% | -56.6% |
| KOD | BUY | 2021-09-30 | 2021-10-01 | $95.83 | $16.7M | +9.6% | +29.3% | -8.7% |
| KOD | BUY | 2020-08-19 | 2020-08-21 | $48.29 | $19.0M | -4.1% | -1.3% | +165.8% |
| BCEL | BUY | 2020-07-20 | 2020-07-20 | $16.00 | $12.5M | -13.9% | -5.9% | -4.6% |
| AQXP | BUY | 2019-08-06 | 2019-08-08 | $3.00 | $1.1M | N/A | N/A | N/A |
| BCEL | BUY | 2019-06-24 | 2019-06-26 | $17.00 | $34.0M | +4.6% | -24.6% | -24.0% |
| ALXN | SELL | 2019-05-28 | 2019-05-30 | $123.74 | $37.1M | -1.2% | +10.7% | -6.1% |
| GHDX | SELL | 2019-04-11 | 2019-04-12 | $65.96 | $32.3M | +2.4% | -12.2% | -13.4% |
| GHDX | SELL | 2019-04-08 | 2019-04-10 | $68.47 | $11.5M | -4.2% | -15.4% | -16.4% |
| GHDX | SELL | 2019-04-03 | 2019-04-05 | $68.12 | $17.4M | -10.1% | -0.7% | -14.5% |
| GHDX | SELL | 2019-03-15 | 2019-03-19 | $74.45 | $20.1M | -6.0% | -16.9% | -30.1% |
| GHDX | SELL | 2019-03-14 | 2019-03-14 | $76.49 | $5.0M | -6.3% | -14.4% | -31.5% |
| GHDX | SELL | 2019-03-12 | 2019-03-14 | $75.78 | $11.7M | -6.3% | -14.4% | -31.5% |
| GHDX | SELL | 2019-03-01 | 2019-03-05 | $77.02 | $9.0M | -1.3% | -11.7% | -30.3% |
| GHDX | SELL | 2019-02-27 | 2019-02-28 | $76.65 | $2.9M | -1.9% | -12.5% | -30.3% |
| GHDX | SELL | 2019-02-26 | 2019-02-28 | $76.92 | $3.7M | -1.9% | -12.5% | -30.3% |
| GHDX | SELL | 2019-02-26 | 2019-02-28 | $78.13 | $586K | -1.9% | -12.5% | -30.3% |
| GHDX | SELL | 2019-01-23 | 2019-01-25 | $71.86 | $15.0M | +9.6% | +11.5% | -7.1% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| MDGL | 203,721 | $91.5M |
| ACAD | 3,677,357 | $70.4M |
| PRLD | 20,105,994 | $64.9M |
| ONC | 161,546 | $59.7M |
| BCYC | 9,999,674 | $34.5M |
| TLIS | 7,053,176 | $30.9M |
| REPL | 2,609,946 | $28.4M |
| BGNE | 126,095 | $23.3M |
| TRDA | 3,081,303 | $13.5M |
| BCRX | 1,551,387 | $12.1M |
| KNSA | 143,277 | $11.3M |
| MRTX | 116,778 | $6.9M |
| DNLI | 343,275 | $6.0M |
| IGMS | 3,655,634 | $4.6M |
| AQXP | 1,177,013 | $4.3M |
| BLCM | 4,527,089 | $4.3M |
| IDRA | 518,905 | $3.7M |
| BCEL | 6,173,327 | $926K |
| NVTA | 3,109,063 | $277K |
| GEVA | 9,184,771 | — |
| Total | $4.0B |
Shares reported on the most recent Form 4, priced at the 2026-08-11 close. 1 holding could not be priced and is excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Scored | 35 | 35 | 35 |