CLARK IAN T

PrivateCIK: 1336504
Location

PALO ALTO, CA

CLARK IAN T sold 82.7% of their position (14.18K shares) of GUARDANT HEALTH, INC. on the open market

Open‑market sale worth $2.25M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderCLARK IAN TCIK 1336504
IssuerGUARDANT HEALTH, INC.CIK 1576280
Director
Since Oct 2018
-14.18K
Net shares
Net seller
$2.25M
Total sold
2
Open market trades
0B · 2S
6
Total transactions
9.09K acquired · 23.27K disposed
Non-Derivative Transactions4

Common Stock

Indirect
M · Option Exercise

Shares

+2.25K

Price / share

$91.11

Trade value

$205.45K

% of position

28.0%
8/4/2026
8.07K10.32K

Common Stock

Indirect
M · Option Exercise

Shares

+6.83K

Price / share

$50.57

Trade value

$345.54K

% of position

66.2%
8/4/2026
10.32K17.16K

Common Stock

Indirect
S · Sale

Shares

9.09K

Price / share

$158.98

Trade value

$1.44M

% of position

53.0%
8/4/2026
17.16K8.07K

Common Stock

Indirect
S · Sale

Shares

5.09K

Price / share

$158.80

Trade value

$808.63K

% of position

63.1%
8/4/2026
8.07K2.98K
Total

Net shares

5.09K

Net value

-$1.70M

Derivative Transactions2

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

2.25K shares

Shares

2.25K

Strike price

91.11

Held after

0.00

Exercisable

8/4/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

6.83K shares

Shares

6.83K

Strike price

50.57

Held after

0.00

Exercisable

8/4/2026