Insider Transactions last 24 months for Assembly Biosciences, Inc. - NSDQ: ASMB
Transactions
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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
Bjorkquist Jeanette M PFO and PAO 06/16/2025 AA Direct COM 300 $0.00 $0.00 5,097 White Nicole S Chief Manufacturing Officer 03/31/2025 DS Direct COM 197 $9.85 $1,940.08 11,674 Okazaki Jason A CEO and President 03/31/2025 DS Direct COM 355 $9.85 $3,496.08 14,757 Bjorkquist Jeanette M Principal Accounting Officer 03/31/2025 DS Direct COM 180 $9.85 $1,772.66 4,617 Mchutchison John G Director 03/31/2025 DS Direct COM 757 $9.85 $7,455.01 18,347 Bjorkquist Jeanette M Principal Accounting Officer 03/29/2025 AA Direct COM 1,655 $0.00 $0.00 4,797 Houghton Michael Director 12/30/2024 AP Indirect COM 3,202 $15.61 $49,997.63 3,202 Gilead Sciences, Inc. Other 12/19/2024 AP Direct COM 940,499 $21.37 $20,098,463.63 2,209,471 Schornstein Alexander Other 11/25/2024 AP Direct COM 5,000 $14.85 $74,250.00 728,113 Schornstein Alexander Other 11/25/2024 AP Direct COM 2,976 $15.00 $44,640.00 723,113 Schornstein Alexander Other 11/22/2024 AP Direct COM 17,024 $14.87 $253,104.32 720,137 White Nicole S Chief Manufacturing Officer 11/18/2024 DS Direct COM 40 $16.29 $651.60 11,871 Schornstein Alexander Other 10/08/2024 AP Direct COM 10,000 $14.58 $145,800.00 703,113 Okazaki Jason A CEO and President 10/03/2024 DS Direct COM 197 $14.81 $2,917.57 14,904 White Nicole S Chief Manufacturing Officer 10/03/2024 DS Direct COM 157 $14.81 $2,325.17 11,911 Okazaki Jason A CEO and President 08/02/2024 DS Direct COM 981 $14.23 $13,962.08 15,101 White Nicole S Chief Manufacturing Officer 08/02/2024 DS Direct COM 785 $14.23 $11,172.51 12,068 Schornstein Alexander Other 07/05/2024 AP Direct COM 4,438 $12.52 $55,563.76 693,113 Schornstein Alexander Other 07/03/2024 AP Direct COM 4,562 $12.29 $56,066.98 688,675 Gilead Sciences, Inc. Other 06/17/2024 AP Direct COM 179,500 $0.00 $0.00 1,268,972 White Nicole S Chief Manufacturing Officer 05/23/2024 DS Direct COM 172 $14.93 $2,568.61 12,853 Okazaki Jason A CEO and President 05/23/2024 DS Direct COM 549 $14.93 $8,198.66 16,082 Mchutchison John G Director 05/23/2024 DS Direct COM 2,117 $14.93 $31,614.85 19,104 Bjorkquist Jeanette M Principal Accounting Officer 05/23/2024 DS Direct COM 24 $14.93 $358.41 3,142 Okazaki Jason A CEO and President 04/30/2024 DS Direct COM 1,569 $12.71 $19,936.97 16,423
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Bjorkquist Jeanette M PFO and PAO 06/16/2025 AA Direct COM 300 $0.00 $0.00 5,097 Bjorkquist Jeanette M Principal Accounting Officer 03/29/2025 AA Direct COM 1,655 $0.00 $0.00 4,797 Houghton Michael Director 12/30/2024 AP Indirect COM 3,202 $15.61 $49,997.63 3,202 Gilead Sciences, Inc. Other 12/19/2024 AP Direct COM 940,499 $21.37 $20,098,463.63 2,209,471 Schornstein Alexander Other 11/25/2024 AP Direct COM 5,000 $14.85 $74,250.00 728,113 Schornstein Alexander Other 11/25/2024 AP Direct COM 2,976 $15.00 $44,640.00 723,113 Schornstein Alexander Other 11/22/2024 AP Direct COM 17,024 $14.87 $253,104.32 720,137 Schornstein Alexander Other 10/08/2024 AP Direct COM 10,000 $14.58 $145,800.00 703,113 Schornstein Alexander Other 07/05/2024 AP Direct COM 4,438 $12.52 $55,563.76 693,113 Schornstein Alexander Other 07/03/2024 AP Direct COM 4,562 $12.29 $56,066.98 688,675 Gilead Sciences, Inc. Other 06/17/2024 AP Direct COM 179,500 $0.00 $0.00 1,268,972 Delaney William E Iv Chief Scientific Officer 04/29/2024 AA Direct COM 3,333 $0.00 $0.00 16,109 Okazaki Jason A CEO and President 04/29/2024 AA Direct COM 4,166 $0.00 $0.00 17,992 White Nicole S Chief Manufacturing Officer 04/29/2024 AA Direct COM 3,333 $0.00 $0.00 14,280 Bjorkquist Jeanette M Principal Accounting Officer 03/29/2024 AA Direct COM 850 $0.00 $0.00 3,280 Schornstein Alexander Other 01/18/2024 AP Direct COM 345,086 $0.80 $276,068.80 8,209,372 Schornstein Alexander Other 01/17/2024 AP Direct COM 299,994 $0.78 $235,195.30 7,864,286 Schornstein Alexander Other 11/21/2023 AP Direct COM 100,000 $0.67 $66,700.00 7,564,292 Schornstein Alexander Other 11/20/2023 AP Direct COM 300,000 $0.72 $215,400.00 7,464,292 Okazaki Jason A CEO and President 10/02/2023 AA Direct COM 12,500 $0.00 $0.00 177,286 Delaney William E Iv Chief Scientific Officer 10/02/2023 AA Direct COM 10,000 $0.00 $0.00 152,744 White Nicole S Chief Manufacturing Officer 10/02/2023 AA Direct COM 10,000 $0.00 $0.00 96,142
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
White Nicole S Chief Manufacturing Officer 03/31/2025 DS Direct COM 197 $9.85 $1,940.08 11,674 Okazaki Jason A CEO and President 03/31/2025 DS Direct COM 355 $9.85 $3,496.08 14,757 Bjorkquist Jeanette M Principal Accounting Officer 03/31/2025 DS Direct COM 180 $9.85 $1,772.66 4,617 Mchutchison John G Director 03/31/2025 DS Direct COM 757 $9.85 $7,455.01 18,347 White Nicole S Chief Manufacturing Officer 11/18/2024 DS Direct COM 40 $16.29 $651.60 11,871 Okazaki Jason A CEO and President 10/03/2024 DS Direct COM 197 $14.81 $2,917.57 14,904 White Nicole S Chief Manufacturing Officer 10/03/2024 DS Direct COM 157 $14.81 $2,325.17 11,911 Okazaki Jason A CEO and President 08/02/2024 DS Direct COM 981 $14.23 $13,962.08 15,101 White Nicole S Chief Manufacturing Officer 08/02/2024 DS Direct COM 785 $14.23 $11,172.51 12,068 White Nicole S Chief Manufacturing Officer 05/23/2024 DS Direct COM 172 $14.93 $2,568.61 12,853 Okazaki Jason A CEO and President 05/23/2024 DS Direct COM 549 $14.93 $8,198.66 16,082 Mchutchison John G Director 05/23/2024 DS Direct COM 2,117 $14.93 $31,614.85 19,104 Bjorkquist Jeanette M Principal Accounting Officer 05/23/2024 DS Direct COM 24 $14.93 $358.41 3,142 Okazaki Jason A CEO and President 04/30/2024 DS Direct COM 1,569 $12.71 $19,936.97 16,423 White Nicole S Chief Manufacturing Officer 04/30/2024 DS Direct COM 1,255 $12.71 $15,947.03 13,025 Okazaki Jason A CEO and President 04/01/2024 DS Direct COM 354 $13.07 $4,627.45 13,826 White Nicole S Chief Manufacturing Officer 04/01/2024 DS Direct COM 197 $13.07 $2,575.16 10,947 Bjorkquist Jeanette M Principal Accounting Officer 04/01/2024 DS Direct COM 114 $13.07 $1,490.20 3,166 Mchutchison John G Director 04/01/2024 DS Direct COM 1,206 $13.07 $15,764.71 21,221 Okazaki Jason A CEO and President 03/27/2024 DS Direct COM 392 $12.87 $5,045.04 14,180 White Nicole S Chief Manufacturing Officer 11/17/2023 DS Direct COM 477 $0.69 $328.65 93,774 Okazaki Jason A CEO and President 10/03/2023 DS Direct COM 2,363 $0.80 $1,879.29 174,923 Delaney William E Iv Chief Scientific Officer 10/03/2023 DS Direct COM 1,891 $0.80 $1,503.91 150,853 White Nicole S Chief Manufacturing Officer 10/03/2023 DS Direct COM 1,891 $0.80 $1,503.91 94,251
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
No data available for this section
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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