Insider Transactions last 24 months for C4 Therapeutics, Inc. - NSDQ: CCCC
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Grogan Donna Roy Director 04/01/2026 AA Direct COM 5,370 $2.70 $14,499.00 71,512 Anderson Kenneth Carl Director 04/01/2026 AA Direct COM 4,259 $2.70 $11,499.30 68,230 Hirsch Andrew President & CEO 02/15/2026 DF Direct COM 9,057 $1.89 $17,117.73 1,074,934 Hirsch Andrew President & CEO 02/15/2026 AM Direct COM 20,400 $0.00 $0.00 1,083,991 Mossler Mark Chief Accounting Officer 02/14/2026 DF Direct COM 3,268 $1.89 $6,176.52 71,916 Mossler Mark Chief Accounting Officer 02/14/2026 AM Direct COM 9,420 $0.00 $0.00 75,184 Adams Kendra Chief Financial Officer 02/14/2026 DF Direct COM 15,381 $1.89 $29,070.09 385,098 Adams Kendra Chief Financial Officer 02/14/2026 AM Direct COM 30,950 $0.00 $0.00 400,479 Reyno Leonard Chief Medical Officer 02/14/2026 DF Direct COM 16,579 $1.89 $31,334.31 379,803 Reyno Leonard Chief Medical Officer 02/14/2026 AM Direct COM 30,950 $0.00 $0.00 396,382 Hirsch Andrew President & CEO 02/14/2026 DF Direct COM 39,154 $1.89 $74,001.06 1,083,991 Hirsch Andrew President & CEO 02/14/2026 AM Direct COM 81,725 $0.00 $0.00 1,123,145 Schick Kelly Chief People Officer 02/14/2026 DF Direct COM 7,269 $1.89 $13,738.41 299,881 Schick Kelly Chief People Officer 02/14/2026 AM Direct COM 20,950 $0.00 $0.00 307,150 Mahaney Paige Chief Scientific Officer 02/14/2026 DF Direct COM 2,446 $1.89 $4,622.94 336,910 Mahaney Paige Chief Scientific Officer 02/14/2026 AM Direct COM 7,050 $0.00 $0.00 339,356 Boyle Scott N Chief Business Officer 02/14/2026 DF Direct COM 7,269 $1.89 $13,738.41 298,801 Boyle Scott N Chief Business Officer 02/14/2026 AM Direct COM 20,950 $0.00 $0.00 306,070 Mossler Mark Chief Accounting Officer 02/13/2026 AA Direct COM 56,980 $0.00 $0.00 75,184 Adams Kendra Chief Financial Officer 02/13/2026 DF Direct COM 1,863 $1.89 $3,521.07 400,479 Adams Kendra Chief Financial Officer 02/13/2026 AM Direct COM 3,750 $0.00 $0.00 402,342 Adams Kendra Chief Financial Officer 02/13/2026 AA Direct COM 240,000 $0.00 $0.00 402,342 Reyno Leonard Chief Medical Officer 02/13/2026 AA Direct COM 240,000 $0.00 $0.00 396,382 Hirsch Andrew President & CEO 02/13/2026 AA Direct COM 700,000 $0.00 $0.00 1,123,145 Schick Kelly Chief People Officer 02/13/2026 DF Direct COM 1,735 $1.89 $3,279.15 307,150
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Grogan Donna Roy Director 04/01/2026 AA Direct COM 5,370 $2.70 $14,499.00 71,512 Anderson Kenneth Carl Director 04/01/2026 AA Direct COM 4,259 $2.70 $11,499.30 68,230 Mossler Mark Chief Accounting Officer 02/13/2026 AA Direct COM 56,980 $0.00 $0.00 75,184 Adams Kendra Chief Financial Officer 02/13/2026 AA Direct COM 240,000 $0.00 $0.00 402,342 Reyno Leonard Chief Medical Officer 02/13/2026 AA Direct COM 240,000 $0.00 $0.00 396,382 Hirsch Andrew President & CEO 02/13/2026 AA Direct COM 700,000 $0.00 $0.00 1,123,145 Schick Kelly Chief People Officer 02/13/2026 AA Direct COM 200,000 $0.00 $0.00 308,885 Mahaney Paige Chief Scientific Officer 02/13/2026 AA Direct COM 240,000 $0.00 $0.00 339,356 Boyle Scott N Chief Business Officer 02/13/2026 AA Direct COM 200,000 $0.00 $0.00 307,805 Grogan Donna Roy Director 01/02/2026 AA Direct COM 7,513 $1.93 $14,500.09 66,142 Anderson Kenneth Carl Director 01/02/2026 AA Direct COM 5,958 $1.93 $11,498.94 146,532 Grogan Donna Roy Director 10/01/2025 AA Direct COM 6,740 $2.15 $14,491.00 58,629 Anderson Kenneth Carl Director 10/01/2025 AA Direct COM 5,349 $2.15 $11,500.35 140,574 Grogan Donna Roy Director 07/01/2025 AA Direct COM 9,609 $1.51 $14,509.59 51,889 Anderson Kenneth Carl Director 07/01/2025 AA Direct COM 7,616 $1.51 $11,500.16 135,225 Anderson Kenneth Carl Director 04/01/2025 AA Direct COM 7,841 $1.44 $11,251.84 127,609 Grogan Donna Roy Director 04/01/2025 AA Direct COM 9,581 $1.44 $13,748.74 42,280 Reyno Leonard Chief Medical Officer 02/14/2025 AA Direct COM 87,100 $0.00 $0.00 178,909 Mahaney Paige Chief Scientific Officer 02/14/2025 AA Direct COM 28,200 $0.00 $0.00 105,000 Adams Kendra Chief Financial Officer 02/14/2025 AA Direct COM 87,100 $0.00 $0.00 169,676 Schick Kelly Chief People Officer 02/14/2025 AA Direct COM 56,500 $0.00 $0.00 111,253 Boyle Scott N Chief Business Officer 02/14/2025 AA Direct COM 56,500 $0.00 $0.00 111,332 Siegel Jolie Chief Legal Officer 02/14/2025 AA Direct COM 56,500 $0.00 $0.00 110,853 Hirsch Andrew President & CEO 02/14/2025 AA Direct COM 223,500 $0.00 $0.00 445,362 Anderson Kenneth Carl Director 01/02/2025 AA Direct COM 3,074 $3.66 $11,250.84 119,768
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Hirsch Andrew President & CEO 02/15/2026 DF Direct COM 9,057 $1.89 $17,117.73 1,074,934 Mossler Mark Chief Accounting Officer 02/14/2026 DF Direct COM 3,268 $1.89 $6,176.52 71,916 Adams Kendra Chief Financial Officer 02/14/2026 DF Direct COM 15,381 $1.89 $29,070.09 385,098 Reyno Leonard Chief Medical Officer 02/14/2026 DF Direct COM 16,579 $1.89 $31,334.31 379,803 Hirsch Andrew President & CEO 02/14/2026 DF Direct COM 39,154 $1.89 $74,001.06 1,083,991 Schick Kelly Chief People Officer 02/14/2026 DF Direct COM 7,269 $1.89 $13,738.41 299,881 Mahaney Paige Chief Scientific Officer 02/14/2026 DF Direct COM 2,446 $1.89 $4,622.94 336,910 Boyle Scott N Chief Business Officer 02/14/2026 DF Direct COM 7,269 $1.89 $13,738.41 298,801 Adams Kendra Chief Financial Officer 02/13/2026 DF Direct COM 1,863 $1.89 $3,521.07 400,479 Schick Kelly Chief People Officer 02/13/2026 DF Direct COM 1,735 $1.89 $3,279.15 307,150 Boyle Scott N Chief Business Officer 02/13/2026 DF Direct COM 1,735 $1.89 $3,279.15 306,070 Reyno Leonard Chief Medical Officer 01/16/2026 DS Direct COM 10,000 $2.22 $22,200.00 156,382 Mahaney Paige Chief Scientific Officer 10/28/2025 DF Direct COM 5,644 $2.58 $14,561.52 99,356 Adams Kendra Chief Financial Officer 09/18/2025 DF Direct COM 2,775 $3.32 $9,213.00 162,342 Reyno Leonard Chief Medical Officer 07/10/2025 DF Direct COM 7,382 $1.99 $14,690.18 166,382 Boyle Scott N Chief Business Officer 02/18/2025 DS Direct COM 669 $3.15 $2,107.35 107,805 Hirsch Andrew President & CEO 02/15/2025 DF Direct COM 9,370 $3.18 $29,796.60 423,145 Reyno Leonard Chief Medical Officer 02/14/2025 DF Direct COM 5,145 $3.18 $16,361.10 173,764 Adams Kendra Chief Financial Officer 02/14/2025 DF Direct COM 4,559 $3.18 $14,497.62 165,117 Schick Kelly Chief People Officer 02/14/2025 DF Direct COM 2,368 $3.18 $7,530.24 108,885 Mossler Mark Chief Accounting Officer 02/14/2025 DF Direct COM 1,586 $3.18 $5,043.48 18,204 Boyle Scott N Chief Business Officer 02/14/2025 DF Direct COM 2,368 $3.18 $7,530.24 108,474 Boyle Scott N Chief Business Officer 02/14/2025 DS Direct COM 490 $3.15 $1,543.50 110,842 Siegel Jolie Chief Legal Officer 02/14/2025 DF Direct COM 2,914 $3.18 $9,266.52 107,939 Hirsch Andrew President & CEO 02/14/2025 DF Direct COM 12,847 $3.18 $40,853.46 432,515
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Filer's Name
Relationship/ Title
Trans.
Date
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Value
Total Shares Owned
Hirsch Andrew President & CEO 02/15/2026 AM Direct COM 20,400 $0.00 $0.00 1,083,991 Mossler Mark Chief Accounting Officer 02/14/2026 AM Direct COM 9,420 $0.00 $0.00 75,184 Adams Kendra Chief Financial Officer 02/14/2026 AM Direct COM 30,950 $0.00 $0.00 400,479 Reyno Leonard Chief Medical Officer 02/14/2026 AM Direct COM 30,950 $0.00 $0.00 396,382 Hirsch Andrew President & CEO 02/14/2026 AM Direct COM 81,725 $0.00 $0.00 1,123,145 Schick Kelly Chief People Officer 02/14/2026 AM Direct COM 20,950 $0.00 $0.00 307,150 Mahaney Paige Chief Scientific Officer 02/14/2026 AM Direct COM 7,050 $0.00 $0.00 339,356 Boyle Scott N Chief Business Officer 02/14/2026 AM Direct COM 20,950 $0.00 $0.00 306,070 Adams Kendra Chief Financial Officer 02/13/2026 AM Direct COM 3,750 $0.00 $0.00 402,342 Schick Kelly Chief People Officer 02/13/2026 AM Direct COM 5,000 $0.00 $0.00 308,885 Boyle Scott N Chief Business Officer 02/13/2026 AM Direct COM 5,000 $0.00 $0.00 307,805 Mahaney Paige Chief Scientific Officer 10/28/2025 AM Direct COM 19,200 $0.00 $0.00 105,000 Adams Kendra Chief Financial Officer 09/18/2025 AM Direct COM 6,250 $0.00 $0.00 165,117 Hirsch Andrew President & CEO 11/07/2024 AM Direct COM 12,500 $0.00 $0.00 227,412 Siegel Jolie Chief Legal Officer 11/07/2024 AM Direct COM 3,750 $0.00 $0.00 57,590 Schick Kelly Chief People Officer 11/07/2024 AM Direct COM 3,750 $0.00 $0.00 57,590 Adams Kendra Chief Financial Officer 11/07/2024 AM Direct COM 3,750 $0.00 $0.00 85,541 Boyle Scott N Chief Business Officer 11/07/2024 AM Direct COM 3,750 $0.00 $0.00 57,669 Siegel Jolie Chief Legal Officer 09/16/2024 AM Direct COM 2,250 $0.00 $0.00 54,501 Schick Kelly Chief People Officer 09/16/2024 AM Direct COM 2,250 $0.00 $0.00 54,501 Fisher Stewart Chief Scientific Officer 09/16/2024 AM Direct COM 2,250 $0.00 $0.00 131,371 Adams Kendra Chief Financial Officer 09/16/2024 AM Direct COM 2,250 $0.00 $0.00 84,289 Boyle Scott N Chief Business Officer 09/16/2024 AM Direct COM 2,250 $0.00 $0.00 54,580 Hirsch Andrew President & CEO 09/16/2024 AM Direct COM 7,500 $0.00 $0.00 218,241
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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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