ACKMAN WILLIAM A

PrivateCIK: 1056513
Location

NEW YORK, NY

ACKMAN WILLIAM A (Chief Executive Officer) reported 1 transaction at PERSHING SQUARE SPARC HOLDINGS, LTD./DE

Review the transaction codes below to understand the nature of each event.

InsiderACKMAN WILLIAM ACIK 1056513
DirectorOfficer10% Owner· Chief Executive Officer
Since Sep 2023
0.00
Net shares
Net seller
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
Non-Derivative Transactions1

Common Stock

Indirect
J · J

Shares

0.00

Price / share

Trade value

% of position

New position
4/21/2026
422.53K422.53K
Total

Net shares

+0.00

Net value

$0.00

Derivative Transactions1

Sponsor Warrants

Indirect
J · J
Converts to

See footnote 10

Shares

0.00

Strike price

Held after

N/A

Exercisable

4/21/2026
Non-Derivative Holdings (Post-Transaction)0
No non-derivative holdings reported
Derivative Holdings (Post-Transaction)2

Forward Purchase Shares (Right to buy)

Indirect
Underlying security
See footnote 8

Underlying shares

3.25M

Shares owned

3.25M

Exercise price

Expiration

Exercise window

Forward Purchase Shares

Indirect
Underlying security
See footnote 6

Underlying shares

250K

Shares owned

250K

Exercise price

Expiration

Exercise window

Total

Underlying

3.50M

Owned

3.50M

ACKMAN WILLIAM A — Insider Transaction (Form 4) Filed Apr 24, 2026 | Finecho