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William Ackman Insider Profile

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William Ackman, CEO & Chairman, Director, Ten Percent Owner at Pershing Square Inc., holds 84.81M shares in Pershing Square Inc. (Ticker: PS), holds 3.57M shares in Howard Hughes Holdings (Ticker: HHH).
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William Ackman

William Ackman
Pershing Square Inc. (PS)
CEO & Chairman, Director, Ten Percent Owner

Not Ranked
William Ackman has not reported sufficient informative transactions and therefore cannot be ranked.
Time Frame
1 Year
Compare to
No Benchmark
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Insider Holdings

$4B
93.90%
6.10%
A breakdown of William Ackman's holdings
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Insider Roles

Pershing Square Inc.
(PS)
CEO & Chairman, Director, Ten Percent Owner
Howard Hughes Holdings
(HHH)
Director, Ten Percent Owner
Roles that William Ackman holds in companies
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Most Profitable Insider Trade

Currently, no data available
The most profitable trade made by William Ackman
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William Ackman's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
PS
Pershing Square Inc.
Aug 19, 2026
CEO & Chairman, Director, Ten Percent Owner
Uninformative Sell
―
$3.77B
HHH
Howard Hughes Holdings
Nov 12, 2010
Director, Ten Percent Owner
Informative Buy
57.73M
$245.09M
List of latest transactions for each holding click on a transaction to see William Ackman's performance on stock
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William Ackman insider profile FAQ

What is the percentage of profitable transactions made by William Ackman?
The percentage of profitable transactions made by William Ackman is ―.
    What is the average return per transaction made by William Ackman?
    The average return per transaction made by William Ackman is ―.
      What stocks does William Ackman hold?
      William Ackman holds: PS, HHH stocks.
        What was William Ackman’s latest transaction?
        William Ackman latest transaction was an Uninformative Sell of ―.
          What was William Ackman's most profitable transaction?
          William Ackman’s most profitable transaction was an Uninformative Buy of stock on ―. The return on the trade was ―.
            What is William Ackman's role in Pershing Square Inc.?
            William Ackman's role in Pershing Square Inc. is CEO & Chairman, Director, Ten Percent Owner.
              How can I follow the stock ratings of top corporate insiders?
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