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$STRO All transactions

SUTRO BIOPHARMA, INC.

▲ BUY
8 / 10

Conviction

$ Value

$14K

Shares

17,000

Price

$1

Filed

Oct 16

Why this score? (8/10)
  • Open market buy (+3)
  • % of holdings >= 20% (+2)
  • Cluster: 5 insiders buying (+2)
  • Not a 10b5-1 plan (+1)

Insider

Name

Gerber Hans-Peter

Title

CHIEF SCIENTIFIC OFFICER

CIK

0001992979

Roles

Officer

Transaction Details

Transaction Date

2025-10-15

Code

P

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

71,832

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.7932 to $0.8015, 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.

0001992979-25-000004

Form Type

4

Issuer CIK

0001382101

Gerber Hans-Peter's History

Date Ticker Type Value
2026-03-02 STRO M $0
2026-03-02 STRO F $24K
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 F $9K
2026-03-01 STRO M $0
2025-12-23 STRO A $0
2025-10-15 STRO $14K

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