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$STRO All transactions

SUTRO BIOPHARMA, INC.

M

$ Value

$0

Shares

2,500

Price

$0

Filed

Dec 16

Insider

Name

Chung Jane

Title

Chief Executive Officer

CIK

0001872398

Roles

Director Officer

Transaction Details

Transaction Date

2025-12-12

Code

M

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

5,000

Footnotes

Represents the number of shares of Common Stock that have been withheld by the Issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of RSUs; does not represent a sale by the reporting person. | Each RSU represents a contingent right to receive one share of the Issuer's Common Stock upon settlement. | The RSU award vested or vests as to 1/4th of the total award annually, subject to continued service through each vesting date, with the first tranche vested on December 1, 2024. The reported transaction represents the deferred vesting and settlement of a tranche of this award pursuant to the terms of the reporting person's award agreement with the Issuer.

Filing Info

Accession No.

0001872398-25-000005

Form Type

4

Issuer CIK

0001382101

Chung Jane's History

Date Ticker Type Value
2026-03-04 STRO M $0
2026-03-04 STRO F $6K
2026-03-04 STRO M $0
2026-03-02 STRO M $0
2026-03-02 STRO F $57K
2026-03-02 STRO M $0
2026-03-02 STRO A $0
2026-03-02 STRO A $0
2026-03-01 STRO M $0
2026-03-01 STRO M $0

Other Insiders at STRO (90d)

Insider Bought Sold Last
Chow Gregory K.
CFO
2026-03-02
Chung Jane
Chief Executive Officer
2026-03-04
Gerber Hans-Peter
CHIEF SCIENTIFIC OFFICER
2026-03-02
Pauling David
Chief Admin. Ofcr. & GC
2026-03-04