Superinvestor · SEC 13F
Bill Ackman portfolio — Q2 2026
Bill Ackman is founder of Pershing Square. Pershing Square Capital reported $19.47B across 14 US-listed positions in its SEC Form 13F-HR for the quarter ended 2026-06-30, with UBER TECHNOLOGIES INC the largest at $2.48B (12.72% of reported value). 13F positions are as of quarter-end and filed up to 45 days later — they are not current positions.
Definition
A 13F filing is a quarterly SEC disclosure required of institutional investment managers with at least $100M in US-listed equity assets. It lists the manager's long US equity positions as of quarter-end and must be filed within 45 days of that date. It excludes shorts, most bonds, non-US listings — and any personal accounts outside the firm's reported holdings. Source: SEC EDGAR Form 13F-HR.
Bill Ackman's top holdings — Q2 2026
| # | Holding | Value | % of reported | Δ shares vs Q1 2026 |
|---|---|---|---|---|
| 1 | UBER TECHNOLOGIES INC | $2.48B | 12.72% | +4,367,429 |
| 2 | BROOKFIELD CORP | $2.45B | 12.58% | −2,216,161 |
| 3 | MICROSOFT CORP | $2.32B | 11.89% | +552,652 |
| 4 | AMAZON COM INC | $2.04B | 10.49% | −2,888,124 |
| 5 | HOWARD HUGHES HOLDINGS INC | $1.99B | 10.23% | +9,000,000 |
| 6 | RESTAURANT BRANDS INTL INC | $1.87B | 9.62% | +3,175,801 |
| 7 | META PLATFORMS INC | $1.80B | 9.25% | +535,201 |
| 8 | VISA INC | $1.12B | 5.76% | newly reported |
| 9 | MASTERCARD INCORPORATED | $1.09B | 5.61% | newly reported |
| 10 | S&P GLOBAL INC | $1.06B | 5.43% | newly reported |
Top 10 of 14 stored positions by value — see the full Pershing Square Capital 13F table and filing history.
Disclosures shown are public regulatory filings. Data may be delayed or incomplete. Smart-money entities may no longer hold positions shown. Not investment advice.
What changed vs Q1 2026
Largest share-count changes between the two most recent stored filings. Value deltas include the quarter's price move. The two filings come from different SEC filers (PERSHING SQUARE INC. reports 2026-06-30 onward), so each figure includes the change of reporting entity, not trading alone.
- VISA INCreported higher · +$1.12B
- MASTERCARD INCORPORATEDreported higher · +$1.09B
- S&P GLOBAL INCreported higher · +$1.06B
- Netflix Increported higher · +$934.0M
- HOWARD HUGHES HOLDINGS INCreported higher · +$798.6M
- AMAZON COM INCreported lower · −$344.0M
- ALPHABET INC (CUSIP 02079K107)no longer reported · −$89.4M
- HERTZ GLOBAL HLDGS INCreported lower · −$36.3M
- ALPHABET INC (CUSIP 02079K305)no longer reported · −$9.3M
- BROOKFIELD CORPreported lower · +$32.2M
Disclosures shown are public regulatory filings. Data may be delayed or incomplete. Smart-money entities may no longer hold positions shown. Not investment advice.
Related on Flock
Frequently asked questions
What stocks does Bill Ackman own?
As disclosed in Pershing Square Capital's SEC 13F filing for the quarter ended 2026-06-30, the firm Bill Ackman founded reported 14 US-listed positions worth $19.47B, the largest being UBER TECHNOLOGIES INC, BROOKFIELD CORP, MICROSOFT CORP. 13F positions are as of quarter-end, filed up to 45 days later — not current holdings. Not investment advice.
What is Bill Ackman's largest holding?
UBER TECHNOLOGIES INC was the largest reported position in Pershing Square Capital's Q2 2026 13F, valued at $2.48B — 12.72% of the $19.47B in reported holdings. Source: SEC EDGAR Form 13F-HR, quarter ended 2026-06-30.
What did Bill Ackman buy last quarter?
Versus the prior stored quarter (Q1 2026), Pershing Square Capital's Q2 2026 13F shows share-count increases or newly reported positions including VISA INC, MASTERCARD INCORPORATED, S&P GLOBAL INC. The two filings were submitted by different SEC filers (PERSHING SQUARE INC. reports 2026-06-30 onward), so a position appearing for the first time can reflect the change of reporting entity rather than a purchase. The full quarter-over-quarter tables are on the Pershing Square Capital 13F page. Disclosure reporting, not investment advice.
Is this Bill Ackman's personal portfolio?
It is the portfolio Pershing Square Capital disclosed in its SEC Form 13F-HR — the firm's long US-listed equity positions as of quarter-end. Bill Ackman is founder of Pershing Square. A 13F excludes shorts, most bonds, non-US listings, and any personal accounts outside the firm's reported holdings.
How current is this data?
13F positions are as of quarter-end and filed up to 45 days later, so they are never current positions. Flock's coverage of Pershing Square Capital runs through the quarter ended 2026-06-30 and re-checks SEC EDGAR daily for new filings.
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