GuruTrack

Bill Ackman

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Summary
Bill Ackman disclosed 11 positions in its latest 13F (2026 Q1), a portfolio value of ~$13.71B, across 4 sectors; top holdings BN, AMZN, UBER. This quarter: 1 new, 1 added, 5 trimmed, 1 closed. Data from public SEC 13F filings, delayed up to ~45 days.
Portfolio value$13.71B
Holdings11incl. options
Sectors4
Latest filing2026 Q1
New1$2.09B
Added1$167.43M
Trimmed5$2.88B
Sold1$869.98M

Guru playbook

This quarter at a glance
Focused bookHighly concentrated · top 5 = 78%Moderate turnover

Circle of competence (by value)

Consumer Discretionary30%
Industrials16%
Technology15%

Biggest new buy

MSFTMICROSOFT CORP

New buy · of book 15.3%

Biggest add

AMZNAMAZON.COM INC

Added +19.2%

Biggest exit

HLTHILTON WORLDWIDE HOLDINGS IN

Exited · was ~$869.98M

⚠️ Tags are auto-derived from public 13F holdings.

Position-weight treemap

By share of portfolio value (2026 Q1, common stock only, top 25).

Sector breakdown

By value (positions with no sector fall under “Uncategorized”).

Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.