Mostapha Tahiri State Street Corp (STT) insider trading activity

Mostapha Tahiri is EVP and COO of STATE STREET CORP. Currently has a direct ownership of 53,783 shares of STT, which is worth approximately $6.03 Million. The most recent transaction as insider was on Aug 15, 2025, when has been sold 70 shares (Common Stock) at a price of $111.07 per share, resulting in proceeds of $7,774. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 53.8K

0.13% 3M change

41.02% 12M change

Total Value Held $6.03 Million

MOSTAPHA TAHIRI Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 15 2025	SELL Payment of exercise price or tax liability	$7,774 $111.07 p/Share	70 Reduced 0.13%	53,783 Common Stock
May 15 2025	SELL Payment of exercise price or tax liability	$4,910 $98.2 p/Share	50 Reduced 0.09%	53,853 Common Stock
May 02 2025	SELL Open market or private sale	$360,725 $90.43 p/Share	3,989 Reduced 6.89%	53,903 Common Stock
Feb 28 2025	BUY Grant, award, or other acquisition	-	15,811 Added 21.45%	57,892 Common Stock
Feb 15 2025	SELL Payment of exercise price or tax liability	$109,076 $99.16 p/Share	1,100 Reduced 2.55%	42,081 Common Stock
Feb 15 2025	BUY Grant, award, or other acquisition	-	5,111 Added 10.58%	43,181 Common Stock
Nov 15 2024	SELL Payment of exercise price or tax liability	$6,588 $95.48 p/Share	69 Reduced 0.18%	38,070 Common Stock
Aug 15 2024	SELL Payment of exercise price or tax liability	$6,846 $80.55 p/Share	85 Reduced 0.22%	38,139 Common Stock
May 15 2024	SELL Payment of exercise price or tax liability	$6,593 $77.57 p/Share	85 Reduced 0.22%	38,224 Common Stock
Feb 15 2024	SELL Payment of exercise price or tax liability	$117,432 $73.03 p/Share	1,608 Reduced 4.03%	38,309 Common Stock
Feb 15 2024	BUY Grant, award, or other acquisition	-	3,665 Added 8.41%	39,917 Common Stock

Mostapha Tahiri

EVP and COO

Boston, MA

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