Chung Jane - Insider Non-Derivative Transactions at SUTRO BIOPHARMA, INC. (STRO) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 12, 2025, Chung Jane's relationship to SUTRO BIOPHARMA, INC. (STRO) is Director,Officer (Chief Executive Officer), and currently has 14,785 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other STRO insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Chung Jane - Insider Non-Derivative Transactions of STRO Common Stock

Chung Jane - Insider Non-Derivative Transactions at STRO

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 13, 2025	F -- (Common Stock)	894	8.02	13891
Dec 13, 2025	M -- (Common Stock)	2500	0	14785
Oct 16, 2025	P -- (Common Stock)	12500	0.8	122850
Aug 10, 2025	F -- (Common Stock)	6708	0.8	110350
Aug 10, 2025	M -- (Common Stock)	18750	0	117058
Mar 5, 2025	F -- (Common Stock)	2334	1.42	98308
Mar 5, 2025	M -- (Common Stock)	7875	0	100642
Mar 2, 2025	M -- (Common Stock)	6875	0	77217
Mar 2, 2025	F -- (Common Stock)	9450	1.59	92767
Mar 2, 2025	M -- (Common Stock)	25000	0	102217
Dec 2, 2024	F -- (Common Stock)	8920	2.69	70342
Dec 2, 2024	M -- (Common Stock)	25000	0	79262
Aug 10, 2024	F -- (Common Stock)	6689	3.12	54262
Aug 10, 2024	M -- (Common Stock)	18750	0	60951
Mar 5, 2024	F -- (Common Stock)	2209	4.79	42201
Mar 5, 2024	M -- (Common Stock)	7875	0	44410
Mar 2, 2024	F -- (Common Stock)	2038	4.95	36535
Mar 2, 2024	M -- (Common Stock)	6875	0	38573
Aug 10, 2023	F -- (Common Stock)	6483	4.22	31698
Aug 10, 2023	M -- (Common Stock)	18750	0	38181
Mar 4, 2023	F -- (Common Stock)	3211	5.79	19431
Mar 4, 2023	M -- (Common Stock)	7875	0	22642