Bill Ackman
Pershing Square Capital · Founder & CEO · Net worth: ~$9B
Activist investor known for high-conviction, concentrated portfolios. Famous wins (General Growth) and famous losses (Valeant, Herbalife).
Concentration profile
Concentrated
BNTop-5 zoneTop-10Bill's single largest bet is BN at 18.1% of tracked positions. Top 5 names carry 72% of the weight — a focused approach without single-stock dominance.
Recent moves
Every tracked 13F move — buys, adds, trims, and exits — over the last two quarters.
| Ticker | Activity | % portfolio |
|---|---|---|
| META | Buy (new) | 11.40% |
| AMZN | Add 65% | 14.30% |
| UBER | Add 35% Heavy add on the autonomous vehicle optionality. | 3.10% |
| NKE | Add 20% Doubling down on the Nike turnaround thesis. | 6.40% |
| BN | Add 10% Building Brookfield position. | 10.40% |
| CMG | Sell (exit) | 0.00% |
| GOOGL | Reduce 86% | 1.40% |
| HHH | Reduce 4% Small trim on Howard Hughes. | 12.70% |
| Ticker | Activity | % portfolio |
|---|---|---|
| NKE | Add 22% Nike turnaround thesis — first big add. | 5.30% |
| BN | Add 15% Building Brookfield. | 9.50% |
| UBER | Buy (new) Entered Uber on AV optionality. | 2.40% |
| GOOGL | Reduce 10% | 8.00% |
| CMG | Reduce 6% Small Chipotle trim after 2024 gains. | 21.40% |
| Ticker | Activity | % portfolio |
|---|---|---|
| AMZN | Buy (new) | 9.30% |
| GOOGL | Add 21% | 6.90% |
| NKE | Add 18% First major Nike add — 3 consecutive quarters building. | 4.50% |
| BN | Add 12% Continuing to build Brookfield. | 8.70% |
| HHH | Add 8% Building Howard Hughes. | 13.80% |
| CP | Sell (exit) | 0.00% |
| Ticker | Activity | % portfolio |
|---|---|---|
| UBER | Buy (new) | 18.50% |
| HTZ | Buy (new) | 0.50% |
| GOOGL | Add 11% | 5.80% |
| BN | Add 8% Building Brookfield. | 7.80% |
| NKE | Buy (new) Ackman's first Nike position. | 3.10% |
| HLT | Reduce 45% | 5.70% |
| GOOG | Reduce 16% | 8.30% |
| CMG | Reduce 13% | 9.10% |
| Ticker | Activity | % portfolio |
|---|---|---|
| SEA | Add 20% | 1.10% |
| NKE | Add 18% Doubling on Nike turnaround. | 4.00% |
| BN | Add 12% Building Brookfield. | 8.40% |
| HHH | Add 6% More Howard Hughes. | 13.00% |
| HLT | Reduce 26% | 10.70% |
| CMG | Reduce 14% | 11.80% |
| Ticker | Activity | % portfolio |
|---|---|---|
| SEA | Buy (new) | 0.50% |
| BN | Add 13% Brookfield add. | 7.50% |
| HHH | Add 8% Howard Hughes add. | 12.30% |
| NKE | Buy (new) Ackman's debut Nike position. | 3.00% |
| HLT | Reduce 18% | 13.20% |
Bill's sector breakdown
How the top 10 positions are diversified across 6 sectors. Weighted by stated portfolio percentage.
Top holdings
| Ticker | Company | % Portfolio |
|---|---|---|
| BN | BROOKFIELD CORP Alternative asset manager play. | 18.1% |
 UBER | UBER TECHNOLOGIES INC | 15.9% |
 AMZN | AMAZON COM INC | 14.3% |
 GOOG | ALPHABET INC Reentered position 2023 — AI thesis. | 12.5% |
 META | META PLATFORMS INC | 11.4% |
 QSR | RESTAURANT BRANDS INTL INC Tim Hortons + Burger King + Popeyes parent. | 10.0% |
 HHH | HOWARD HUGHES HOLDINGS INC Master-planned community real estate. | 9.7% |
 HLT | HILTON WORLDWIDE HLDGS INC Asset-light hotel franchise. | 5.6% |
 GOOGL | ALPHABET INC | 1.4% |
 SEA | SEAPORT ENTMT GROUP INC | 0.6% |
Estimate your withholding on cross-border dividends
Estimates for educational purposes only. Tax rules change; consult a qualified tax professional for your specific situation. Dividend-tax treatment depends on holding period, account type (taxable vs. retirement), investor type (individual vs. pension vs. mutual fund), limitation-on-benefits tests, and other factors not modeled here.
Want Bill move-alerts?
One email per 13F filing. Summarizes every new position, exit, and trim.
Similar investors
Tracked managers whose top positions overlap with Bill's portfolio.
What Bill Ackman did, quarter by quarter
Full move-by-move breakdown for each of the last 8 filed quarters.
Data sourced from Pershing Square Capital 13F filings with the SEC. Approximate snapshot. Not investment advice.