← Back
$STRO All transactions

SUTRO BIOPHARMA, INC.

▲ BUY
8 / 10

Conviction

$ Value

$16K

Shares

19,750

Price

$1

Filed

Oct 16

Why this score? (8/10)
  • Open market buy (+3)
  • C-suite insider (+2)
  • Cluster: 5 insiders buying (+2)
  • Not a 10b5-1 plan (+1)

Insider

Name

Chow Gregory K.

Title

CFO

CIK

0001761333

Roles

Officer

Transaction Details

Transaction Date

2025-10-15

Code

P

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

19,750

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.8099 to $0.8100, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

Filing Info

Accession No.

0001761333-25-000005

Form Type

4

Issuer CIK

0001382101

Chow Gregory K.'s History

Date Ticker Type Value
2026-03-02 STRO A $0
2026-03-02 STRO A $0
2025-12-23 STRO A $0
2025-10-15 STRO $16K
2025-06-02 STRO A $0
2025-06-02 STRO A $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