TALASAZ AMIRALI

PrivateCIK: 1753159
Location

PALO ALTO, CA

TALASAZ AMIRALI (Chairman, President and COO) sold 12.1% of their position (260K shares) of GUARDANT HEALTH, INC. on the open market

Open‑market sale worth $39.31M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 6 sales
InsiderTALASAZ AMIRALICIK 1753159
IssuerGUARDANT HEALTH, INC.CIK 1576280
DirectorOfficer· Chairman, President and COO
Since Oct 2018
-260K
Net shares
Net seller
$39.31M
Total sold
6
Open market trades
0B · 6S
10
Total transactions
254.83K acquired · 514.83K disposed
Non-Derivative Transactions8

Common Stock

Indirect
M · Option Exercise

Shares

+111.80K

Price / share

$4.18

Trade value

$467.34K

% of position

5.9%
6/26/2026
1.89M2M

Common Stock

Indirect
S · Sale

Shares

64.04K

Price / share

$150.49

Trade value

$9.64M

% of position

3.2%
6/26/2026
2M1.93M

Common Stock

Indirect
S · Sale

Shares

52.94K

Price / share

$151.16

Trade value

$8M

% of position

2.7%
6/26/2026
1.93M1.88M

Common Stock

Indirect
M · Option Exercise

Shares

+143.03K

Price / share

$4.18

Trade value

$597.86K

% of position

7.6%
6/29/2026
1.88M2.02M

Common Stock

Indirect
S · Sale

Shares

25.81K

Price / share

$150.53

Trade value

$3.89M

% of position

1.3%
6/29/2026
2.02M2M

Common Stock

Indirect
S · Sale

Shares

70.51K

Price / share

$151.47

Trade value

$10.68M

% of position

3.5%
6/29/2026
2M1.93M

Common Stock

Indirect
S · Sale

Shares

46.66K

Price / share

$152.20

Trade value

$7.10M

% of position

2.4%
6/29/2026
1.93M1.88M

Common Stock

Indirect
S · Sale

Shares

40.00

Price / share

$153.00

Trade value

$6.12K

% of position

0.0%
6/29/2026
1.88M1.88M
Total

Net shares

5.17K

Net value

-$38.25M

Derivative Transactions2

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

111.80K shares

Shares

111.80K

Strike price

4.18

Held after

172.03K

Exercisable

6/26/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

143.03K shares

Shares

143.03K

Strike price

4.18

Held after

29K

Exercisable

6/29/2026