Eltoukhy Helmy sold $12.6M of GH (indirect holdings)
Eltoukhy Helmy (Co-Chief Executive Officer) sold 100,000 indirectly-held shares of Guardant Health, Inc. (GH) at an average of $126.30 ($125.57–$132.55, $12.63M total) across 7 trades on 2026-06-05.
How this was made
The 30-second read
Why it matters
Helmy’s open-market sale reduces insider exposure and can slightly pressure sentiment, but it does not provide new operational/financial information about Guardant Health.
Market read
Traders may treat the disclosure as a minor sentiment datapoint rather than a catalyst.
What to watch
Check whether other insiders or large holders also sold/bought around the same window; single-officer sales can be idiosyncratic.
Background
The article is a primary-source SEC Form 4 insider transaction disclosure for Guardant Health.
Ticker impact
Guardant Health co-CEO Eltoukhy Helmy sold about $12.63M of GH shares via an open-market sale across 7 trades (Form 4).
Likely limited near-term impact; any effect is more sentiment/positioning than fundamentals.
The filing discloses transaction size and timing, but insider sales alone rarely drive sustained repricing without linkage to new company events.
Market effects
No direct sector read-through; this is company-specific insider activity.
None indicated.
None indicated.
Counterpoint
The sale may be planned for liquidity/tax needs; absence of a stated 10b5-1 plan doesn’t automatically imply bearish fundamentals.
Key entities
- issuerGuardant Health, Inc.
Company whose shares were sold by an officer/director insider.
- insiderEltoukhy Helmy
Co-Chief Executive Officer and director who executed the sale.

