Gregory Bailey is Director at Biohaven Pharmaceutical Holding Co Ltd. (BHVN). They have made 43 open-market trades across 3 companies since 2008, most recently 2026-03-31.
CIK 0001329505
25 open-market purchases totalling $20.6M since 2011, against 18 sales. Across 25 scored buys the stock is down 10.2% at ninety days, and 14.7 points behind the S&P over the same stretch.
25 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| MDVN | 691,101 | $56.3M |
| BHVN | 2,020,071 | $21.8M |
| OPXA | 131,000 | $1.3M |
| SER | 126,910 | $246K |
| Total | $79.7M |
Shares reported on the most recent Form 4, priced at the 2026-04-21 close.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 44% | 40% | 32% |
| Avg Move | +0.5% | -1.2% | -10.2% |
| Alpha | +0.4% | -3.2% | -14.7% |
| Scored | 25 | 25 | 25 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| BHVN | BUY | 2025-11-13 | 2025-11-17 | $7.50 | $3.0M | +21.6% | +31.8% | +39.2% |
| SER | BUY | 2024-12-17 | 2024-12-19 | $4.59 | $18K | -8.9% | -12.1% | -20.9% |
| BHVN | BUY | 2024-09-24 | 2024-09-25 | $44.19 | $221K | +5.5% | +5.7% | -28.5% |
| SER | BUY | 2024-09-20 | 2024-09-24 | $6.03 | $7K | -17.6% | -15.2% | -34.5% |
| SER | BUY | 2024-09-19 | 2024-09-20 | $0.06 | $714 | -0.9% | +8.1% | -20.4% |
| SER | BUY | 2024-09-18 | 2024-09-20 | $6.13 | $88K | -0.9% | +8.1% | -20.4% |
| SER | BUY | 2024-08-20 | 2024-08-22 | $8.25 | $15K | -9.1% | -1.4% | -39.9% |
| SER | BUY | 2024-08-19 | 2024-08-20 | $0.08 | $508 | -0.5% | -25.7% | -37.7% |
| SER | BUY | 2024-08-15 | 2024-08-20 | $7.30 | $140K | -0.5% | -25.7% | -37.7% |
| SER | BUY | 2024-08-14 | 2024-08-16 | $7.07 | $45K | +8.4% | -12.4% | -30.9% |
| SER | BUY | 2024-05-29 | 2024-05-31 | $9.50 | $61K | +11.4% | -3.8% | -11.3% |
| SER | BUY | 2024-05-28 | 2024-05-29 | $9.50 | $86K | -1.6% | -1.9% | -14.9% |
| SER | BUY | 2024-05-28 | 2024-05-29 | $0.10 | $857 | -1.6% | -1.9% | -14.9% |
| SER | BUY | 2024-05-21 | 2024-05-24 | $9.50 | $31K | -4.7% | -8.1% | -20.3% |
| SER | BUY | 2024-05-21 | 2024-05-23 | $9.50 | $14K | -7.8% | -4.7% | -16.9% |
| SER | BUY | 2024-05-20 | 2024-05-22 | $9.00 | $900 | -10.9% | -21.4% | -21.4% |
| BHVN | BUY | 2024-05-13 | 2024-05-15 | $34.19 | $1.0M | +4.8% | -6.6% | +8.6% |
| BHVN | BUY | 2024-04-24 | 2024-04-25 | $39.18 | $2.0M | +7.4% | -1.7% | +0.1% |
| BHVN | BUY | 2024-04-22 | 2024-04-23 | $41.00 | $2.0M | +1.2% | -9.2% | -9.3% |
| BHVN | BUY | 2023-10-04 | 2023-10-06 | $22.57 | $804K | +14.8% | +20.4% | +76.8% |
| BHVN | BUY | 2022-10-25 | 2022-10-26 | $10.50 | $2.1M | +12.2% | +13.4% | +34.0% |
| BHVN | BUY | 2022-08-19 | 2022-08-22 | $148.04 | $5.6M | +0.9% | +1.8% | -90.3% |
| BHVN | SELL | 2020-10-22 | 2020-10-23 | $79.27 | $5.3M | +14.3% | +14.1% | +0.3% |
| BHVN | SELL | 2020-10-16 | 2020-10-21 | $78.93 | $1.3M | -0.1% | +26.7% | +0.5% |
| BHVN | SELL | 2020-10-12 | 2020-10-14 | $78.87 | $1.1M | +2.8% | +25.4% | +19.7% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.