Insider Transactions last 24 months for Sutro Biopharma, Inc. - NSDQ: STRO
Transactions
All
Buy
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Option Exercise
Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Chung Jane Chief Executive Officer 03/04/2026 DF Direct COM 282 $21.31 $6,009.42 21,285 Chung Jane Chief Executive Officer 03/04/2026 AM Direct COM 788 $0.00 $0.00 21,567 Pauling David Chief Admin. Ofcr. & GC 03/04/2026 DF Direct COM 277 $21.31 $5,902.87 9,748 Pauling David Chief Admin. Ofcr. & GC 03/04/2026 AM Direct COM 675 $0.00 $0.00 10,025 Chung Jane Chief Executive Officer 03/02/2026 DF Direct COM 2,779 $20.55 $57,108.45 20,779 Chung Jane Chief Executive Officer 03/02/2026 AM Direct COM 7,750 $0.00 $0.00 23,558 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/02/2026 DF Direct COM 1,170 $20.55 $24,043.50 9,518 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/02/2026 AM Direct COM 2,843 $0.00 $0.00 10,688 Pauling David Chief Admin. Ofcr. & GC 03/02/2026 DF Direct COM 970 $20.55 $19,933.50 9,350 Pauling David Chief Admin. Ofcr. & GC 03/02/2026 AM Direct COM 2,356 $0.00 $0.00 10,320 Chung Jane Chief Executive Officer 03/01/2026 DF Direct COM 1,271 $20.47 $26,017.37 15,808 Chung Jane Chief Executive Officer 03/01/2026 AM Direct COM 2,500 $0.00 $0.00 17,079 Chung Jane Chief Executive Officer 03/01/2026 AM Direct COM 688 $0.00 $0.00 14,579 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/01/2026 DF Direct COM 463 $20.47 $9,477.61 7,845 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/01/2026 AM Direct COM 1,125 $0.00 $0.00 8,308 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 DF Direct COM 551 $20.47 $11,278.97 7,964 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 AM Direct COM 842 $0.00 $0.00 8,515 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 AM Direct COM 500 $0.00 $0.00 7,673 Chung Jane Chief Executive Officer 12/12/2025 DF Direct COM 894 $8.02 $7,165.41 13,891 Chung Jane Chief Executive Officer 12/12/2025 AM Direct COM 2,500 $0.00 $0.00 14,785 Matsui Connie Director 10/15/2025 AP Direct COM 50,000 $0.80 $39,950.00 50,000 Chow Gregory K. CFO 10/15/2025 AP Direct COM 19,750 $0.81 $15,997.50 19,750 Chung Jane Chief Executive Officer 10/15/2025 AP Direct COM 12,500 $0.80 $10,011.25 122,850 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 10/15/2025 AP Direct COM 17,000 $0.80 $13,606.80 71,832 Pauling David Chief Admin. Ofcr. & GC 10/15/2025 AP Direct COM 12,504 $0.80 $9,993.20 71,737
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Matsui Connie Director 10/15/2025 AP Direct COM 50,000 $0.80 $39,950.00 50,000 Chow Gregory K. CFO 10/15/2025 AP Direct COM 19,750 $0.81 $15,997.50 19,750 Chung Jane Chief Executive Officer 10/15/2025 AP Direct COM 12,500 $0.80 $10,011.25 122,850 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 10/15/2025 AP Direct COM 17,000 $0.80 $13,606.80 71,832 Pauling David Chief Admin. Ofcr. & GC 10/15/2025 AP Direct COM 12,504 $0.80 $9,993.20 71,737
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Chung Jane Chief Executive Officer 03/04/2026 DF Direct COM 282 $21.31 $6,009.42 21,285 Pauling David Chief Admin. Ofcr. & GC 03/04/2026 DF Direct COM 277 $21.31 $5,902.87 9,748 Chung Jane Chief Executive Officer 03/02/2026 DF Direct COM 2,779 $20.55 $57,108.45 20,779 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/02/2026 DF Direct COM 1,170 $20.55 $24,043.50 9,518 Pauling David Chief Admin. Ofcr. & GC 03/02/2026 DF Direct COM 970 $20.55 $19,933.50 9,350 Chung Jane Chief Executive Officer 03/01/2026 DF Direct COM 1,271 $20.47 $26,017.37 15,808 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/01/2026 DF Direct COM 463 $20.47 $9,477.61 7,845 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 DF Direct COM 551 $20.47 $11,278.97 7,964 Chung Jane Chief Executive Officer 12/12/2025 DF Direct COM 894 $8.02 $7,165.41 13,891 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 09/18/2025 DF Direct COM 13,417 $0.90 $12,075.30 54,832 Chung Jane Chief Executive Officer 08/09/2025 DF Direct COM 6,708 $0.80 $5,366.40 110,350 Leyman Barbara Chief Business Officer 07/08/2025 DF Direct COM 8,944 $0.78 $6,976.32 16,056 Albini Edward C CFO AND SECRETARY 05/15/2025 DF Direct COM 15,995 $0.88 $14,075.60 160,805 Borgman Anne Elizabeth CHIEF MEDICAL OFFICER 05/01/2025 DF Direct COM 24,709 $1.07 $26,438.63 97,452 Srinivasan Venkatesh CHIEF TECH OP OFFICER 05/01/2025 DF Direct COM 894 $1.07 $956.58 53,686 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 05/01/2025 DF Direct COM 13,538 $1.07 $14,485.66 119,744 Srinivasan Venkatesh CHIEF TECH OP OFFICER 04/11/2025 DF Direct COM 7,603 $0.60 $4,561.80 52,080 Albini Edward C CFO AND SECRETARY 03/05/2025 DF Direct COM 3,594 $1.36 $4,887.84 132,081 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 03/05/2025 DF Direct COM 3,594 $1.36 $4,887.84 95,433 Newell William J CEO 03/05/2025 DF Direct COM 6,708 $1.36 $9,122.88 292,531 Chung Jane PRESIDENT AND COO 03/04/2025 DF Direct COM 2,334 $1.42 $3,314.28 98,308 Newell William J CEO 03/04/2025 DF Direct COM 11,136 $1.42 $15,813.12 280,489 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 03/04/2025 DF Direct COM 3,748 $1.42 $5,322.16 90,277 Albini Edward C CFO AND SECRETARY 03/04/2025 DF Direct COM 3,748 $1.42 $5,322.16 126,925 Borgman Anne Elizabeth CHIEF MEDICAL OFFICER 03/01/2025 DF Direct COM 4,621 $1.59 $7,347.39 53,098
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Chung Jane Chief Executive Officer 03/04/2026 AM Direct COM 788 $0.00 $0.00 21,567 Pauling David Chief Admin. Ofcr. & GC 03/04/2026 AM Direct COM 675 $0.00 $0.00 10,025 Chung Jane Chief Executive Officer 03/02/2026 AM Direct COM 7,750 $0.00 $0.00 23,558 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/02/2026 AM Direct COM 2,843 $0.00 $0.00 10,688 Pauling David Chief Admin. Ofcr. & GC 03/02/2026 AM Direct COM 2,356 $0.00 $0.00 10,320 Chung Jane Chief Executive Officer 03/01/2026 AM Direct COM 2,500 $0.00 $0.00 17,079 Chung Jane Chief Executive Officer 03/01/2026 AM Direct COM 688 $0.00 $0.00 14,579 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 03/01/2026 AM Direct COM 1,125 $0.00 $0.00 8,308 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 AM Direct COM 842 $0.00 $0.00 8,515 Pauling David Chief Admin. Ofcr. & GC 03/01/2026 AM Direct COM 500 $0.00 $0.00 7,673 Chung Jane Chief Executive Officer 12/12/2025 AM Direct COM 2,500 $0.00 $0.00 14,785 Gerber Hans-Peter CHIEF SCIENTIFIC OFFICER 09/18/2025 AM Direct COM 37,500 $0.00 $0.00 68,249 Chung Jane Chief Executive Officer 08/09/2025 AM Direct COM 18,750 $0.00 $0.00 117,058 Leyman Barbara Chief Business Officer 07/08/2025 AM Direct COM 25,000 $0.00 $0.00 25,000 Albini Edward C CFO AND SECRETARY 05/15/2025 AM Direct COM 9,125 $0.00 $0.00 176,800 Albini Edward C CFO AND SECRETARY 05/15/2025 AM Direct COM 11,156 $0.00 $0.00 167,675 Albini Edward C CFO AND SECRETARY 05/15/2025 AM Direct COM 24,438 $0.00 $0.00 156,519 Borgman Anne Elizabeth CHIEF MEDICAL OFFICER 05/01/2025 AM Direct COM 15,938 $0.00 $0.00 122,161 Borgman Anne Elizabeth CHIEF MEDICAL OFFICER 05/01/2025 AM Direct COM 53,125 $0.00 $0.00 106,223 Srinivasan Venkatesh CHIEF TECH OP OFFICER 05/01/2025 AM Direct COM 2,500 $0.00 $0.00 54,580 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 05/01/2025 AM Direct COM 5,844 $0.00 $0.00 133,282 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 05/01/2025 AM Direct COM 13,140 $0.00 $0.00 127,438 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 05/01/2025 AM Direct COM 9,740 $0.00 $0.00 114,298 Fitzpatrick Linda A CHIEF PEOPLE & COMM. OFFICER 05/01/2025 AM Direct COM 9,125 $0.00 $0.00 104,558 Srinivasan Venkatesh CHIEF TECH OP OFFICER 04/11/2025 AM Direct COM 21,250 $0.00 $0.00 59,683
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Transaction Type Key
First letter: A = Acquired, D = Disposed
Second letter:
A = Grant, award or other acquisition pursuant to Rule 16b-3(d)
C = Conversion of derivative security |
D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) |
E = Expiration of short derivative position |
F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. |
G = Gift |
H = Expiration (or cancellation) of long derivative position with value received |
I = Discretionary transaction in accordance with Rule 16b-3(f) |
J = Other |
L = Small acquisition under Rule 16a-6 |
M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
O = Exercise of out-of-the-money derivative security |
P = Open market or private purchase |
S = Open market or private sale |
U = Disposition pursuant to a tender of shares in a change of control transaction |
W = Acquisition or disposition by will or the laws of descent and distribution |
X = Exercise of in-the-money or at-the-money derivative security |
Z = Deposit into or withdrawal from voting trust
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