WILLIAMS LEWIS T sold 69.7% of their position (18K shares) of PROTAGONIST THERAPEUTICS, INC on the open market
Open‑market sale worth $1.48M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 2/18/2026ACC: 0001104659-26-017176
Director
Since Feb 2026
+18K
Net shares
Net buyer
$1.48M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
36K acquired · 18K disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+18K
Price / share
$10.84
Trade value
$195.12K
% of position
230.0%
2/17/2026
7.83K→25.82K
Common Stock
Direct
Shares
−18K
Price / share
$82.42
Trade value
$1.48M
% of position
69.7%
2/17/2026
25.82K→7.83K
Total
Net shares
+0.00
Net value
-$1.29M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 2/17/2026 | M · Option Exercise | +18K | $10.84 | $195.12K | 230.0% | 7.83K | 25.82K |
| Common Stock Direct | 2/17/2026 | S · Sale | −18K | $82.42 | $1.48M | 69.7% | 25.82K | 7.83K |
| Total | +0.00 | -$1.29M | ||||||
Derivative Transactions1
Stock Option (right to buy)
Direct
Converts to
Common Stock
18K shares
Shares
+18K
Strike price
10.84
Held after
6K
Exercisable
—
2/17/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Common Stock18K shares | 2/17/2026 | M · Option Exercise | +18K | 10.84 | — | 6K |