Mark Mason

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
New York, NY
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
Julia Stark, Attorney-in-fact for Mark Mason
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Mark Mason

Form 4 holding Chief Financial Officer

CITIGROUP INC

Security class
Common Stock
Shares / value
233,789
Estimated value
$26,875,943
Report date
20 Feb 2026
Price
$114.96
Ownership
Direct
Form 4 holding Chief Financial Officer

CITIGROUP INC

Security class
Performance Share Unit
Shares / value
34,761
Estimated value
$2,917,830
Report date
21 Feb 2025
Price
$83.94
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Chief Financial Officer

CITIGROUP INC

Security class
Common Stock
Shares / value
349
Estimated value
$40,231
Report date
20 Feb 2026
Price
$115.20
Ownership
By 401(K)
Form 4 holding Chief Financial Officer

CITIGROUP INC

Security class
Performance Share Units
Shares / value
39,347
Estimated value
Report date
20 Feb 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding Director

MICROSOFT CORP

Security class
Restricted Stock Units
Shares / value
232
Estimated value
Report date
11 Jun 2026
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Mark Mason

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