Bill Ackman's portfolio
Concentrated activist with 8–12 high-conviction long-term positions.
What changed in Q1 2026
Compared with the previous 13F. Values are as reported at quarter end. How to read a 13F.
New positions
- MicrosoftMSFT$2.1B
Added to
- Amazon.comAMZN$2.4B
Trimmed
- BrookfieldBN$2.4B
- Uber TechnologiesUBER$2.2B
- Restaurant Brands InternationalQSR$1.7B
- Meta PlatformsMETA$1.5B
- Alphabet Inc Class CGOOG$89M
- Alphabet Inc Class AGOOGL$9M
Sold out
None this quarter.
Holdings
11 US-listed positions in the Q1 2026 13F, largest first.
| Stock | % of portfolio | Value | Shares | Last quarter |
|---|---|---|---|---|
| BrookfieldBN | 17.62% | $2.4B | 59,697,208 | Trimmed |
| Amazon.comAMZN | 17.39% | $2.4B | 11,451,981 | Added |
| Uber TechnologiesUBER | 15.71% | $2.2B | 29,958,771 | Trimmed |
| MicrosoftMSFT | 15.26% | $2.1B | 5,654,078 | New |
| Restaurant Brands InternationalQSR | 12.20% | $1.7B | 22,645,483 | Trimmed |
| Meta PlatformsMETA | 11.10% | $1.5B | 2,660,861 | Trimmed |
| Howard HughesHHH | 8.70% | $1.2B | 18,852,064 | Held |
| SEGSEG | 0.79% | $108M | 5,023,780 | Held |
| Alphabet Inc Class CGOOG | 0.65% | $89M | 311,726 | Trimmed |
| Hertz GlobalHTZ | 0.51% | $70M | 15,241,127 | Held |
| Alphabet Inc Class AGOOGL | 0.07% | $9M | 32,376 | Trimmed |
By sector
Share of the reported value.
Reported value over time
Total 13F value at each quarter end.
Questions
What stocks does Bill Ackman own?
In the Q1 2026 13F, Pershing Square Capital Management reported 11 US stock positions worth $13.7B. The largest: Brookfield (BN) 17.6%, Amazon.com (AMZN) 17.4%, Uber Technologies (UBER) 15.7%, Microsoft (MSFT) 15.3%, Restaurant Brands International (QSR) 12.2%.
What did Bill Ackman buy last quarter?
In Q1 2026: new position in Microsoft (MSFT); added to Amazon.com (AMZN).
When is Bill Ackman's next 13F?
13F filings are due 45 days after each quarter ends. The Q3 2026 filing is due by November 14, 2026.
More investors
13F filings list US-listed long positions (and some options) held at quarter end. They leave out short positions, cash,
bonds and non-US holdings, and arrive up to 45 days after the quarter ends, so the investor may have traded since. Information only, not investment advice.
Photo: Senate Democrats (credits).