All institutions
Pershing Square Capital Management
CIK 0001336528 · Bill Ackman · Concentrated activist · 4 positions · Q1 2026 vs Q4 2025 · live SEC data
Portfolio value
$7.19B
QoQ change
+31.1%
| Ticker | Shares | Value | % of portfolio | QoQ |
|---|---|---|---|---|
 AMZN | 11,451,981 | $2.39B | 33.2% | Add+19% |
 MSFT | 5,654,078 | $2.09B | 29.1% | New |
 META | 2,660,861 | $1.52B | 21.2% | Trim |
 HHH | 18,852,064 | $1.19B | 16.6% | Hold |
13F-HR holdings are reported quarterly with up to a 45-day delay and cover long US equity positions only. Not financial advice.