Alejandra Carvajal Mersana Therapeutics, Inc. (MRSN) insider trading activity

Alejandra Carvajal is SVP, Chief Legal Officer of Mersana Therapeutics, Inc.. Currently has a direct ownership of 0 shares of MRSN, which is worth approximately $0. The most recent transaction as insider was on Jan 06, 2026, when has been sold 3,131 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 0

100.0% 3M change

100.0% 12M change

Total Value Held $0

Alejandra Carvajal Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 06 2026	SELL Disposition due to a tender of shares in a change of control transaction	-	3,131 Reduced 100.0%	0 Common Stock
Jan 16 2025	SELL Open market or private sale	$2,955 $0.58 p/Share	5,096 Reduced 6.11%	78,296 Common Stock
Jan 15 2025	SELL Open market or private sale	$599 $0.63 p/Share	952 Reduced 1.33%	70,892 Common Stock
Jan 15 2025	BUY Exercise of conversion of derivative security	-	12,500 Added 13.04%	83,392 Common Stock
Jan 14 2025	SELL Open market or private sale	$2,197 $0.66 p/Share	3,330 Reduced 4.58%	69,344 Common Stock
Jan 14 2025	BUY Exercise of conversion of derivative security	-	2,500 Added 3.36%	71,844 Common Stock
Jan 13 2025	BUY Exercise of conversion of derivative security	-	8,958 Added 10.97%	72,674 Common Stock

Oct 03 2024	SELL Open market or private sale	$10,972 $1.96 p/Share	5,598 Reduced 8.08%	63,716 Common Stock
Oct 02 2024	SELL Open market or private sale	$16,178 $2.0 p/Share	8,089 Reduced 10.45%	69,314 Common Stock
Oct 01 2024	BUY Exercise of conversion of derivative security	-	50,000 Added 39.25%	77,403 Common Stock
Jan 16 2024	SELL Open market or private sale	$11,872 $2.71 p/Share	4,381 Reduced 13.78%	27,403 Common Stock
Jan 14 2024	BUY Exercise of conversion of derivative security	-	2,500 Added 7.29%	31,784 Common Stock
Jan 13 2024	BUY Exercise of conversion of derivative security	-	8,958 Added 23.42%	29,284 Common Stock
Apr 27 2023	SELL Open market or private sale	$15,342 $3.89 p/Share	3,944 Reduced 16.25%	20,326 Common Stock
Apr 26 2023	BUY Exercise of conversion of derivative security	-	13,250 Added 35.31%	24,270 Common Stock
Jan 17 2023	SELL Open market or private sale	$4,488 $5.74 p/Share	782 Reduced 6.63%	11,020 Common Stock
Jan 14 2023	BUY Exercise of conversion of derivative security	-	2,500 Added 17.48%	11,802 Common Stock
Apr 26 2022	SELL Open market or private sale	$14,568 $3.69 p/Share	3,948 Reduced 29.8%	9,302 Common Stock
Apr 26 2022	BUY Exercise of conversion of derivative security	-	13,250 Added 50.0%	13,250 Common Stock

Alejandra Carvajal

SVP, Chief Legal Officer

Cambridge, MA

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