Mercier Johanna Insider Trading Activity
Mercier Johanna has been net-selling over the last 12 months with 0 purchases and 21 sales across 1 company.
GILD is the most-traded position with 21 trades. The largest single transaction was a sale of GILD for $3.2M on Nov 17, 2025.
Performance Scorecard
Forward stock performance after each transaction by Mercier Johanna. 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 | — | +1.3% | 71% | 17 |
| 90 days | — | -4.5% | 20% | 15 |
| 120 days | — | -8.9% | 0% | 12 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersGILD · GILEAD SCIENCES, INC.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| May 15, 2026 | GILD | Sell | 7,749 | $130.29 | $1.0M | Chief Comm & Corp Aff Officer |
| May 15, 2026 | GILD | Sell | 11,177 | $131.19 | $1.5M | Chief Comm & Corp Aff Officer |
| May 15, 2026 | GILD | Sell | 8,374 | $132.23 | $1.1M | Chief Comm & Corp Aff Officer |
| May 15, 2026 | GILD | Sell | 700 | $132.75 | $93K | Chief Comm & Corp Aff Officer |
| Apr 15, 2026 | GILD | Sell | 3,000 | $140.96 | $423K | Chief Comm & Corp Aff Officer |
| Mar 16, 2026 | GILD | Sell | 3,000 | $144.23 | $433K | Chief Comm & Corp Aff Officer |
| Feb 17, 2026 | GILD | Sell | 18,405 | $154.18 | $2.8M | Chief Comm & Corp Aff Officer |
| Feb 17, 2026 | GILD | Sell | 9,395 | $154.91 | $1.5M | Chief Comm & Corp Aff Officer |
| Feb 17, 2026 | GILD | Sell | 200 | $155.62 | $31K | Chief Comm & Corp Aff Officer |
| Jan 15, 2026 | GILD | Sell | 3,000 | $124.31 | $373K | Chief Commercial Officer |
| Dec 15, 2025 | GILD | Sell | 3,000 | $122.00 | $366K | Chief Commercial Officer |
| Nov 17, 2025 | GILD | Sell | 25,524 | $125.83 | $3.2M | Chief Commercial Officer |
| Nov 17, 2025 | GILD | Sell | 2,476 | $126.26 | $313K | Chief Commercial Officer |
| Oct 15, 2025 | GILD | Sell | 3,000 | $118.08 | $354K | Chief Commercial Officer |
| Sep 15, 2025 | GILD | Sell | 3,000 | $113.57 | $341K | Chief Commercial Officer |
| Aug 15, 2025 | GILD | Sell | 11,800 | $118.50 | $1.4M | Chief Commercial Officer |
| Aug 15, 2025 | GILD | Sell | 700 | $118.97 | $83K | Chief Commercial Officer |
| Aug 15, 2025 | GILD | Sell | 2,800 | $118.51 | $332K | Chief Commercial Officer |
| Aug 15, 2025 | GILD | Sell | 200 | $118.97 | $24K | Chief Commercial Officer |
| Jul 15, 2025 | GILD | Sell | 3,000 | $111.03 | $333K | Chief Commercial Officer |
| Jun 16, 2025 | GILD | Sell | 3,000 | $110.17 | $331K | Chief Commercial Officer |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| GILD | GILEAD SCIENCES, INC. | 21 | $16.3M |
Other insiders at GILEAD SCIENCES, INC.
4 other tracked filers at GILD.