Venkatesh Srinivasan - 01 May 2023 Form 3 Insider Report for SUTRO BIOPHARMA, INC. (STRO)

Role
Chief Tech Op Officer
Signature
/s/ Edward C. Albini as attorney-in-fact for Venkatesh Srinivasan
Issuer symbol
STRO
Transactions as of
01 May 2023
Net transactions value
$0
Form type
3
Filing time
02 May 2023, 18:26:00 UTC
Next filing
05 Mar 2024
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding STRO Common Stock 13,503 01 May 2023 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding STRO Stock Option (right to buy) 01 May 2023 Common Stock 150,000 $6.77 Direct F1
holding STRO Stock Option (right to buy) 01 May 2023 Common Stock 35,000 $5.79 Direct F2
holding STRO Restricted Stock Unit (RSU) 01 May 2023 Common Stock 63,750 Direct F3, F4
holding STRO Restricted Stock Unit (RSU) 01 May 2023 Common Stock 20,000 Direct F4, F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option vests as to 1/4th of the total shares on April 11, 2023 and then 1/48th of the total shares vest monthly thereafter, with 100% of the total shares vested and exercisable on April 11, 2026, subject to the reporting person's provision of service to the issuer on each vesting date.
F2 The option vests as to 2.0833% of the total shares monthly, beginning on April 1, 2023, with 100% of the total shares vested and exercisable on March 1, 2027, subject to the reporting person's provision of service to the issuer on each vesting date.
F3 The RSUs vest as to 1/4th of the total shares annually beginning on April 11, 2023, subject to continued service through each vesting date.
F4 Each RSU represents a contingent right to receive one (1) share of the issuer's Common Stock upon settlement.
F5 The RSUs vest as to 1/4th of the total shares annually beginning on March 1, 2024, subject to continued service through each vesting date.

Remarks:

Exhibit 24.1 - Power of Attorney