PATEL DINESH V PH D

PrivateCIK: 1120477
Location

MILPITAS, CA

PATEL DINESH V PH D (President and CEO) sold 19.3% of their position (125K shares) of PROTAGONIST THERAPEUTICS, INC on the open market

Open‑market sale worth $18.24M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderPATEL DINESH V PH DCIK 1120477
DirectorOfficer· President and CEO
Since Jul 2018
-125K
Net shares
Net seller
$18.24M
Total sold
3
Open market trades
0B · 3S
9
Total transactions
125K acquired · 250K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+54.17K

Price / share

$21.58

Trade value

$1.17M

% of position

10.4%
9/8/2026
522.97K577.14K

Common Stock

Direct
S · Sale

Shares

54.17K

Price / share

$145.87

Trade value

$7.90M

% of position

9.4%
9/8/2026
577.14K522.97K

Common Stock

Direct
M · Option Exercise

Shares

+63.55K

Price / share

$21.58

Trade value

$1.37M

% of position

12.2%
9/9/2026
522.97K586.52K

Common Stock

Direct
S · Sale

Shares

63.55K

Price / share

$146.18

Trade value

$9.29M

% of position

10.8%
9/9/2026
586.52K522.97K

Common Stock

Direct
M · Option Exercise

Shares

+7.28K

Price / share

$21.58

Trade value

$157.06K

% of position

1.4%
9/10/2026
522.97K530.25K

Common Stock

Direct
S · Sale

Shares

7.28K

Price / share

$144.10

Trade value

$1.05M

% of position

1.4%
9/10/2026
530.25K522.97K
Total

Net shares

+0.00

Net value

-$15.54M

Derivative Transactions3

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

54.17K shares

Shares

54.17K

Strike price

21.58

Held after

70.83K

Exercisable

9/8/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

63.55K shares

Shares

63.55K

Strike price

21.58

Held after

7.28K

Exercisable

9/9/2026

Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

7.28K shares

Shares

7.28K

Strike price

21.58

Held after

0.00

Exercisable

9/10/2026
PATEL DINESH V PH D — Insider Transaction (Form 4) Filed Sep 11, 2026 | Finecho