GH Guardant Health, Inc.

NASDAQ
$157.38

Guardant Health, Inc. (GH) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal In line Selling ran in line with GH's own trailing one-year pace, with 0% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 1 buyer in the last 90 days 8 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
3
9 transactions
Purchases
$0
0 shares
Sales
$14.0M
83,916 shares
Net activity
-$14.0M
purchases less sales

How much of that selling was preplanned? 0% planned / 100% discretionary

10b5-1 plan sales $0 0 transactions · 0 shares
Discretionary sales $14.0M 9 transactions · 83,916 shares

Largest single sale: $3.5M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: June 15, 2026 , by Kalia Kumud .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Talasaz AmirAli 3 fills Co-Chief Executive Officer Sell 37,500 $169.16 $6.3M 65,977 −36.2% of holding
Tariq Musa Director Sell 116 $156.45 $18.1K 11,316 −1% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.