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CIK 0001382101 · Non-accelerated filer<br>Smaller reporting company

SUTRO BIOPHARMA, INC.

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Ticker
STRO
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
FY end
Dec 31
Entity type
operating
EIN
452441988
Phone
650-392-8412
Business address
111 OYSTER POINT BLVD., SOUTH SAN FRANCISCO, CA, 94080
Former names
SUTRO BIOPHARMA INC, Fundamental Applied Biology Inc
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-06-06 MATSUI CONNIE Director Grant or award · Stock Option (right to buy) +50,000 50,000
2025-06-06 Lobacki Joseph M Director Grant or award · Stock Option (right to buy) +50,000 50,000
2025-06-06 Jagpal Sukhi Director Grant or award · Stock Option (right to buy) +50,000 50,000
2025-06-06 Hunter Heidi Director Grant or award · Stock Option (right to buy) +50,000 50,000
2025-06-06 Dybbs Michael Director Grant or award · Stock Option (right to buy) +50,000 50,000
2025-06-02 Chow Gregory K. CFO Grant or award · Stock Option (right to buy) +275,000 275,000
2025-06-02 Chow Gregory K. CFO Grant or award · Restricted Stock Unit (RSU) +100,000 100,000
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise +24,438 156,519
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise +11,156 167,675
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise +9,125 176,800
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Shares withheld for taxes −15,995 $0.88 $14K 160,805
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise · Restricted Stock Unit (RSU) −24,438 27,312
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise · Restricted Stock Unit (RSU) −11,156 4,594
2025-05-15 ALBINI EDWARD C CFO AND SECRETARY Option exercise · Restricted Stock Unit (RSU) −9,125 0
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Option exercise +9,125 104,558
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Option exercise +9,740 114,298
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Option exercise +13,140 127,438
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Option exercise +5,844 133,282
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Shares withheld for taxes −13,538 $1.07 $14K 119,744
2025-05-01 FITZPATRICK LINDA A CHIEF PEOPLE & COMM. OFFICER Option exercise · Restricted Stock Unit (RSU) −9,125 0

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