Protagonist Therapeutics, Inc (PTGX) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for PTGX. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 10,307,837 | $1.3B | INCREASED |
| State Street | 3,321,554 | $407M | INCREASED |
| Johnson & Johnson | 2,449,183 | $300M | UNCHANGED |
| Jennison Associates | 1,151,681 | $141M | INCREASED |
| Pictet Asset Management Holding | 567,990 | $70M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| William D. Waddill (Director) | EXERCISE | 9,000 | $149K | 2026-06-23 |
| William D. Waddill (Director) | SELL | 9,000 | $1M | 2026-06-23 |
| William D. Waddill (Director) | EXERCISE | 6,000 | $99K | 2026-06-10 |
| William D. Waddill (Director) | EXERCISE | 3,000 | $35K | 2026-06-10 |
| William D. Waddill (Director) | SELL | 9,000 | $969K | 2026-06-10 |
Full institutional holdings, insider history, and congressional trades for Protagonist Therapeutics, Inc on SentiSense.