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Pershing Square Capital Management, L.P.

Activist
CIK 133652897 13F filings on recordNew York, NY~$15B

Ackman's concentrated activist book. Famously 8–12 names, multi-year holds, vocal public theses.

Principal · Bill AckmanFounded · 2004
$10k mirror, since 2013
Mirror return
+506%
View backtest & performance →

Top current holdings · Q1 2026

All 11 positions →(complete portfolio)
#IssuerValue% PortShares
1
BN · 11271J107
$2.42B17.62%59,697,208
2
AMZN · 023135106
$2.39B17.39%11,451,981
3
UBER · 90353T100
$2.15B15.71%29,958,771
4
MSFT · 594918104
$2.09B15.26%5,654,078
5
QSR · 76131D103
$1.67B12.20%22,645,483
6
META · 30303M102
$1.52B11.10%2,660,861
7
HHH · 44267T102
$1.19B8.70%18,852,064
8
SEG · 812215200
$107.91M0.79%5,023,780
9
GOOG · 02079K107
$89.42M0.65%311,726
10
HTZ · 42806J700
$70.26M0.51%15,241,127
Top 10 are 99.9% of the portfolio · filing total $13.71B

5%+ ownership filings

SC 13D / 13G · activist or passive 5%+ stakes

Filed whenever this investor crosses 5% ownership of a public company's voting equity. SC 13D = active (intent to influence management). SC 13G= passive. Amendments (…/A) follow each subsequent material change. These often precede 13F disclosure by weeks and are the canonical activism signal.

Showing 25 of 255 recent ownership filings. Browse all on EDGAR ↗

Quarterly filings

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