Jeffrey M Leiden Insider Trading Activity
Jeffrey M Leiden has been net-selling over the last 12 months with 1 purchase and 17 sales across 2 different companies.
VRTX is the most-traded position with 17 trades. The largest single transaction was a sale of VRTX for $14.2M on Nov 14, 2025.
Performance Scorecard
Forward stock performance after each transaction by Jeffrey M Leiden. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -1.7% | 18% | 17 |
| 90 days | — | -5.7% | 0% | 17 |
| 120 days | — | -0.4% | 71% | 17 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| May 8, 2026 | ODTX | Buy | 5,000 | $20.00 | $100K | Director |
| Dec 3, 2025 | VRTX | Sell | 4,469 | $440.40 | $2.0M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 1,320 | $441.26 | $582K | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 2,469 | $443.21 | $1.1M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 4,352 | $444.36 | $1.9M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 7,899 | $445.56 | $3.5M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 1,152 | $447.05 | $515K | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 2,320 | $448.78 | $1.0M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 5,880 | $449.84 | $2.6M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 15,681 | $452.20 | $7.1M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 10,360 | $453.34 | $4.7M | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 2,070 | $455.22 | $942K | Executive Chairman |
| Dec 3, 2025 | VRTX | Sell | 5,809 | $451.20 | $2.6M | Executive Chairman |
| Nov 14, 2025 | VRTX | Sell | 32,234 | $440.30 | $14.2M | Executive Chairman |
| Nov 14, 2025 | VRTX | Sell | 21,330 | $441.35 | $9.4M | Executive Chairman |
| Nov 14, 2025 | VRTX | Sell | 40 | $442.00 | $18K | Executive Chairman |
| Nov 13, 2025 | VRTX | Sell | 18,528 | $440.22 | $8.2M | Executive Chairman |
| Nov 13, 2025 | VRTX | Sell | 1,160 | $441.05 | $512K | Executive Chairman |
Top Companies Traded
Other insiders at VERTEX PHARMACEUTICALS INC / MA
10 other tracked filers at VRTX.