13F · As of Q1 2026 · filed 2026-05-15 · compared with Q4 2025
Pershing Square
Bill Ackman's fund
Pershing Square reported 11 US-listed positions worth $13.7B at the end of Q1 2026. The top three — Brookfield (17.6%), Amazon (17.4%), Uber Technologies (15.7%) — make up 50.7% of the portfolio. Against Q4 2025 it opened 1 new positions, sold out of 1, added to 1 and trimmed 3.
New positions
1| Security | Value ($) | Weight | vs prior quarter |
|---|---|---|---|
| 2.1B | 15.3% | New |
Sold out
1| Security | Value ($) | Weight | vs prior quarter |
|---|---|---|---|
| 870M | — | Sold out |
Added to
1| Security | Value ($) | Weight | vs prior quarter |
|---|---|---|---|
| 2.4B | 17.4% | ▲ 19% |
Trimmed
3| Security | Value ($) | Weight | vs prior quarter |
|---|---|---|---|
| 2.4B | 17.6% | ▼ 3% | |
| 89.4M | 0.65% | ▼ 95% | |
| 9.3M | 0.07% | ▼ 95% |
All holdings
11| Security | Value ($) | Weight | vs prior quarter |
|---|---|---|---|
| 2.4B | 17.6% | ▼ 3% | |
| 2.4B | 17.4% | ▲ 19% | |
| 2.2B | 15.7% | – | |
| 2.1B | 15.3% | New | |
| 1.7B | 12.2% | – | |
| 1.5B | 11.1% | – | |
| 1.2B | 8.70% | – | |
| 108M | 0.79% | – | |
| 89.4M | 0.65% | ▼ 95% | |
| 70.3M | 0.51% | – | |
| 9.3M | 0.07% | ▼ 95% |
If you had bought then
Q4 2025 → Q1 2026Bought Pershing Square's top 10 holdings at the end of Q4 2025, in its weights, and they were -9.0% by the end of Q1 2026. The S&P 500 ETF (SPY) moved -4.6% over the same dates.
| Stock | Change |
|---|---|
| -11.8% | |
| -12.0% | |
| -9.8% | |
| -8.6% | |
| -13.3% | |
| +8.3% | |
| -20.7% | |
| +5.9% | |
| -8.1% | |
| +8.6% |
Prices are the quarter-end values reported in 13F filings (value ÷ shares, median across tracked filers), adjusted for confirmed splits; dividends excluded. 13F shows only quarter-end holdings, so this is not the investor's actual return. Past performance does not indicate future results.
Questions
What is Pershing Square's largest holding?
Brookfield, 17.6% of reported US holdings ($2.4B) at the end of Q1 2026.
What did Pershing Square buy last quarter?
1 new positions, largest: Microsoft.
What did Pershing Square sell out of?
1 positions, including Hilton Worldwide.
How current is this data?
It is Pershing Square's Form 13F for the quarter ending 2026-03-31, filed 2026-05-15. 13F filings are due 45 days after quarter end and list US-listed long positions only.
Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.