What did Bill Ackman buy in Q4 2025?

Bill Ackman opened 1 new position (META) and added to 1 existing holding in the Q4 2025 13F.

What did Bill Ackman sell in Q4 2025?

Bill Ackman exited 1 position (CMG) and trimmed 1.

What Bill Ackman bought and sold in Q4 2025

In Q4 2025, Bill Ackman (Pershing Square Capital Management) opened 1 new position — including META (11.4%), added to 1, trimmed 1, exited 1 (CMG). The book stood at $15.53B across 11 positions, filed Feb 17, 2026.

1New1Added1Trimmed1Exited

Share𝕏 in

New positions (1)

METAMeta Platforms Inc-class A11.4% · $1.76B

Added to (1)

AMZNAmazon.com Inc+65% shares · 14.3% · $2.22B

Trimmed (1)

GOOGLAlphabet Inc-cl A-86% shares · 1.4% · $212M

Exited (1)

CMGChipotle Mexican Grill Incwas 5.8% of book

Bill Ackman's other filings

Q2 2026 changes Q1 2026 changes Q2 2025 changes Q1 2025 changes

Bill Ackman's full portfolio →The whole cohort in Q4 2025 →

Changes vs the prior quarter's 13F, long US equity positions only (no shorts, options, or non-US listings). ADD/TRIM are share- count changes of ±20% or more. Sourced from SEC EDGAR. Not investment advice.