9 insiders reported 34 Form 4 transactions for PERSHING SQUARE INC. (PS) over the past 18 months (most recent 2026-08-19). Recent activity: ACKMAN WILLIAM A (CEO & Chairman) Sell 10.0M shares, WAA Management LLC (10% Owner) Sell 10.0M shares, ISRAEL RYAN (Chief Investment Officer) Buy 100,000 shares, ISRAEL RYAN (Chief Investment Officer) Sell 667,614 shares, WAA Management LLC (10% Owner) Buy 700,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-19 | ACKMAN WILLIAM A | CEO & Chairman | Sell | 10.0M | $0 |
| 2026-08-19 | WAA Management LLC | 10% Owner | Sell | 10.0M | $0 |
| 2026-05-04 | ISRAEL RYAN | Chief Investment Officer | Buy | 100,000 | $0 |
| 2026-05-04 | ISRAEL RYAN | Chief Investment Officer | Sell | 667,614 | $0 |
| 2026-05-04 | WAA Management LLC | 10% Owner | Buy | 700,000 | $0 |
| 2026-05-04 | Pershing Square Partner Group LLC | Director | Sell | 13.6M | $0 |
| 2026-05-04 | Lamotte Nicholas M | Director | Buy | 600,000 | $0 |
| 2026-05-04 | Coussin Halit | CLO; CCO | Sell | 197,771 | $0 |
| 2026-05-04 | Coppel Calvo David | Director | Buy | 450,000 | $0 |
| 2026-05-04 | ACKMAN WILLIAM A | CEO & Chairman | Buy | 700,000 | $0 |
| 2026-05-04 | Hakim Ben | President | Sell | 231,388 | $0 |
| 2026-05-04 | ACKMAN WILLIAM A | CEO & Chairman | Buy | 81,762 | $1.8M |
| 2026-05-04 | ACKMAN WILLIAM A | CEO & Chairman | Buy | 168,200 | $0 |
| 2026-05-04 | Hakim Ben | President | Buy | 20,000 | $0 |
| 2026-05-04 | Gonnella Michael | Chief Financial Officer | Buy | 20,000 | $0 |
| 2026-05-04 | Coppel Calvo David | Director | Buy | 450,000 | $0 |
| 2026-05-04 | Coussin Halit | CLO; CCO | Buy | 40,000 | $0 |
| 2026-05-04 | Lamotte Nicholas M | Director | Buy | 304,000 | $0 |
| 2026-05-04 | WAA Management LLC | 10% Owner | Buy | 81,762 | $1.8M |
| 2026-05-04 | WAA Management LLC | 10% Owner | Buy | 659,540 | $15.7M |
| 2026-05-04 | Hakim Ben | President | Buy | 75,000 | $0 |
| 2026-05-04 | ACKMAN WILLIAM A | CEO & Chairman | Buy | 659,540 | $15.7M |
| 2026-05-04 | ACKMAN WILLIAM A | CEO & Chairman | Buy | 58,698 | $1.4M |
| 2026-05-04 | WAA Management LLC | 10% Owner | Buy | 58,698 | $1.4M |
| 2026-05-04 | Gonnella Michael | Chief Financial Officer | Sell | 192,426 | $0 |
Source: SEC Form 4 filings · as of 2026-08-19