Monroe Terilyn J. Insider Trading Activity
Monroe Terilyn J. has been net-selling over the last 12 months with 0 purchases and 14 sales across 1 company.
GH is the most-traded position with 14 trades. The largest single transaction was a sale of GH for $2.5M on Dec 1, 2025.
Performance Scorecard
Forward stock performance after each transaction by Monroe Terilyn J.. 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 | — | +6.1% | 100% | 14 |
| 90 days | — | +15.9% | 100% | 13 |
| 120 days | — | +10.4% | 77% | 13 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersGH · Guardant Health, Inc.
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| Apr 6, 2026 | GH | Sell | 3,832 | $92.68 | $355K | Chief People Officer |
| Jan 21, 2026 | GH | Sell | 1,703 | $112.34 | $191K | Chief People Officer |
| Jan 21, 2026 | GH | Sell | 3,619 | $113.48 | $411K | Chief People Officer |
| Jan 21, 2026 | GH | Sell | 3,249 | $115.70 | $376K | Chief People Officer |
| Jan 7, 2026 | GH | Sell | 6,311 | $111.75 | $705K | Chief People Officer |
| Jan 7, 2026 | GH | Sell | 3,632 | $112.62 | $409K | Chief People Officer |
| Jan 7, 2026 | GH | Sell | 88 | $113.44 | $10K | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 18,576 | $105.33 | $2.0M | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 23,974 | $106.15 | $2.5M | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 6,786 | $106.90 | $725K | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 664 | $107.85 | $72K | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 1,923 | $105.33 | $203K | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 2,444 | $106.18 | $260K | Chief People Officer |
| Dec 1, 2025 | GH | Sell | 800 | $107.03 | $86K | Chief People Officer |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| GH | Guardant Health, Inc. | 14 | $8.3M |
Other insiders at Guardant Health, Inc.
10 other tracked filers at GH.
CEO
21
Trades
CFO
13
Trades
Chief Commercial Officer
12
Trades
Director
10
Trades
Director
9
Trades
Director
7
Trades
Director
6
Trades
Director
5
Trades
Chief Information Officer
5
Trades
Chief Legal Officer
4
Trades