AmirAli Talasaz, Chairman, President and COO at Guardant Health, Inc. (GH), sold 909,058 shares at $157.84 ($147.5M) on 2021-02-05, disclosed to the SEC on 2021-02-09.
Open-market sale of $147.5M GH by Chairman, President and COO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $157.84 | 567 | $89K | 0.1% |
| 2 | $157.84 | 567 | $89K | 0.1% |
| 3 | $157.84 | 84 | $13K | 0.0% |
| 4 | $159.25 | 406 | $65K | 0.0% |
| 5 | $159.25 | 406 | $65K | 0.0% |
| 6 | $159.37 | 2,071 |
| $330K |
| 0.2% |
| 7 | $159.37 | 2,071 | $330K | 0.2% |
| 8 | $160.03 | 30,028 | $4.8M | 3.3% |
| 9 | $160.03 | 4,512 | $722K | 0.5% |
| 10 | $160.03 | 4,512 | $722K | 0.5% |
| 11 | $160.03 | 30,028 | $4.8M | 3.3% |
| 12 | $161.07 | 4,825 | $777K | 0.5% |
| 13 | $161.07 | 4,825 | $777K | 0.5% |
| 14 | $161.07 | 32,240 | $5.2M | 3.5% |
| 15 | $161.07 | 32,240 | $5.2M | 3.5% |
| 16 | $162.31 | 126,582 | $20.5M | 13.9% |
| 17 | $162.31 | 126,582 | $20.5M | 13.9% |
| 18 | $162.34 | 19,096 | $3.1M | 2.1% |
| 19 | $162.34 | 19,096 | $3.1M | 2.1% |
| 20 | $163.01 | 10,373 | $1.7M | 1.1% |
| 21 | $163.01 | 10,373 | $1.7M | 1.1% |
| 22 | $163.03 | 1,161 | $189K | 0.1% |
| 23 | $163.03 | 1,161 | $189K | 0.1% |
| 24 | $161.48 | 2,187 | $353K | 0.2% |
| 25 | $161.48 | 2,187 | $353K | 0.2% |
| 26 | $161.49 | 14,416 | $2.3M | 1.6% |
| 27 | $161.49 | 14,416 | $2.3M | 1.6% |
| 28 | $162.26 | 7,325 | $1.2M | 0.8% |
| 29 | $162.26 | 7,325 | $1.2M | 0.8% |
| 30 | $162.27 | 49,237 | $8.0M | 5.4% |
| 31 | $162.27 | 49,237 | $8.0M | 5.4% |
| 32 | $163.03 | 28,995 | $4.7M | 3.2% |
| 33 | $163.03 | 28,995 | $4.7M | 3.2% |
| 34 | $163.04 | 4,233 | $690K | 0.5% |
| 35 | $163.04 | 4,233 | $690K | 0.5% |
| 36 | $163.98 | 72 | $12K | 0.0% |
| 37 | $163.99 | 60 | $10K | 0.0% |
| 38 | $161.95 | 3,166 | $513K | 0.3% |
| 39 | $161.95 | 3,166 | $513K | 0.3% |
| 40 | $161.96 | 21,385 | $3.5M | 2.3% |
| 41 | $161.96 | 21,385 | $3.5M | 2.3% |
| 42 | $162.85 | 52,325 | $8.5M | 5.8% |
| 43 | $162.85 | 7,813 | $1.3M | 0.9% |
| 44 | $162.85 | 7,813 | $1.3M | 0.9% |
| 45 | $162.85 | 52,325 | $8.5M | 5.8% |
| 46 | $163.84 | 27,039 | $4.4M | 3.0% |
| 47 | $163.84 | 4,064 | $666K | 0.5% |
| 48 | $163.84 | 4,064 | $666K | 0.5% |
| 49 | $163.84 | 27,039 | $4.4M | 3.0% |
| 50 | $164.27 | 362 | $59K | 0.0% |
| 51 | $164.27 | 362 | $59K | 0.0% |
| 52 | $164.28 | 26 | $4K | 0.0% |
| Total | $162.21 avg | 909,058 | $147.5M | 100% |
| Filing → |
| GH | SELL | 2026-05-22 | $23.1M | — | Filing → |
| GH | SELL | 2026-05-13 | $5.0M | — | Filing → |
| GH | SELL | 2025-12-10 | $8.5M | — | Filing → |