Bill Ackman · quarter digest
What Bill Ackman did in Q1 2026
Pershing Square Capital filed 5 moves in Q1 2026: 1 new, 1 add, 2 trim, 1 exit.
13F filed 2026-05-15. Manager quality score: q8. Philosophy: Concentrated bets on high-quality businesses with activist catalysts.
New positions · 1
Fresh money
MSFTMICROSOFT CORP
NEW·15.3% book·−8
Adds · 1
Adding to conviction
AMZNAMAZON COM INC
ADD +19%·17.4% book·−13
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Remove with Pro →Trims · 2
Taking chips off
Exits · 1
Closed positions
HLTHILTON WORLDWIDE HLDGS INC
EXIT·0.0% book·−17
Current top holdings
Bill Ackman’s book, latest snapshot
Other quarters for Bill Ackman
Not investment advice. Data from 13F filings with HoldLens parsing. Methodology.