Tatsis Ourania Insider Trading Activity
Tatsis Ourania has been net-selling over the last 12 months with 0 purchases and 8 sales across 1 company.
VRTX is the most-traded position with 8 trades. The largest single transaction was a sale of VRTX for $2.1M on Jan 7, 2026.
Performance Scorecard
Forward stock performance after each transaction by Tatsis Ourania. 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 | — | +3.6% | 57% | 7 |
| 90 days | — | +6.5% | 86% | 7 |
| 120 days | — | +5.5% | 100% | 7 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersVRTX · VERTEX PHARMACEUTICALS INC / MA
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Jul 2, 2026 Filed 3d late | VRTX | Sell | 1,500 | $524.99 | $787K | −3.2% | VP | |
Feb 25, 2026 | VRTX | Sell | 260 | $486.35 | $126K | −0.6% | VP | |
Feb 18, 2026 | VRTX | Sell | 368 | $473.68 | $174K | −0.8% | VP | |
Feb 17, 2026 | VRTX | Sell | 609 | $489.46 | $298K | −1.2% | VP | |
Feb 13, 2026 Filed 3d late | VRTX | Sell | 1,500 | $499.99 | $750K | −3.1% | VP | |
Feb 11, 2026 | VRTX | Sell | 466 | $460.43 | $215K | −0.9% | VP | |
Jan 7, 2026 | VRTX | Sell | 4,500 | $474.99 | $2.1M | −9.6% | VP | |
Dec 3, 2025 | VRTX | Sell | 4,500 | $449.99 | $2.0M | −8.8% | VP |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| VRTX | VERTEX PHARMACEUTICALS INC / MA | 8 | $6.5M |
Other insiders at VERTEX PHARMACEUTICALS INC / MA
10 other tracked filers at VRTX.