Jane Chung Sutro Biopharma, Inc. (STRO) insider trading activity

Jane Chung is PRESIDENT AND COO of SUTRO BIOPHARMA, INC.. Currently has a direct ownership of 98,308 shares of STRO, which is worth approximately $122,885. The most recent transaction as insider was on Mar 04, 2025, when has been sold 2,334 shares (Common Stock) at a price of $1.42 per share, resulting in proceeds of $3,314. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 98.3K

39.76% 3M change

132.95% 12M change

Total Value Held $122,885

Jane Chung Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 04 2025	SELL Payment of exercise price or tax liability	$3,314 $1.42 p/Share	2,334 Reduced 2.32%	98,308 Common Stock
Mar 04 2025	BUY Exercise of conversion of derivative security	-	7,875 Added 7.26%	100,642 Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$15,025 $1.59 p/Share	9,450 Reduced 9.25%	92,767 Common Stock
Mar 01 2025	BUY Exercise of conversion of derivative security	-	31,875 Added 23.77%	102,217 Common Stock
Dec 01 2024	SELL Payment of exercise price or tax liability	$23,994 $2.69 p/Share	8,920 Reduced 11.25%	70,342 Common Stock
Dec 01 2024	BUY Exercise of conversion of derivative security	-	25,000 Added 23.98%	79,262 Common Stock
Aug 09 2024	SELL Payment of exercise price or tax liability	$20,869 $3.12 p/Share	6,689 Reduced 10.97%	54,262 Common Stock
Aug 09 2024	BUY Exercise of conversion of derivative security	-	18,750 Added 23.53%	60,951 Common Stock
Mar 04 2024	SELL Payment of exercise price or tax liability	$10,581 $4.79 p/Share	2,209 Reduced 4.97%	42,201 Common Stock
Mar 04 2024	BUY Exercise of conversion of derivative security	-	7,875 Added 15.06%	44,410 Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$10,088 $4.95 p/Share	2,038 Reduced 5.28%	36,535 Common Stock
Mar 01 2024	BUY Exercise of conversion of derivative security	-	6,875 Added 15.13%	38,573 Common Stock
Aug 09 2023	SELL Payment of exercise price or tax liability	$27,358 $4.22 p/Share	6,483 Reduced 16.98%	31,698 Common Stock
Aug 09 2023	BUY Exercise of conversion of derivative security	-	18,750 Added 32.93%	38,181 Common Stock
Aug 09 2022	SELL Payment of exercise price or tax liability	$42,788 $6.6 p/Share	6,483 Reduced 30.51%	14,767 Common Stock
Aug 09 2022	BUY Exercise of conversion of derivative security	-	18,750 Added 46.88%	21,250 Common Stock

Also insider at

VIRX

Viracta Therapeutics, Inc. Healthcare

Jane Chung

PRESIDENT AND COO

South San Francisco, CA

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