Insider Transactions last 24 months for Dyne Therapeutics, Inc. - NSDQ: DYN
Transactions
All
Buy
Sell
Option Exercise
Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Kersten Dirk Director 03/11/2026 DS Indirect COM 129,672 $19.52 $2,530,562.05 4,644,386 Posner Brian S Director 03/11/2026 AP Direct COM 2,000 $19.35 $38,700.00 13,500 Kersten Dirk Director 03/10/2026 DS Indirect COM 281,858 $19.80 $5,580,816.59 4,774,058 Kersten Dirk Director 03/10/2026 DS Indirect COM 219,758 $19.33 $4,246,823.35 5,055,916 Kersten Dirk Director 03/10/2026 DS Indirect COM 9,482 $18.21 $172,687.13 5,275,674 Kersten Dirk Director 03/09/2026 DS Indirect COM 177,690 $17.72 $3,148,986.64 5,285,156 Posner Brian S Director 03/06/2026 AP Direct COM 3,000 $15.06 $45,180.00 11,500 Cox John CEO & President 03/05/2026 DS Direct COM 2,732 $14.90 $40,706.80 374,145 Kerr Douglas Chief Medical Officer 03/05/2026 DS Direct COM 904 $14.90 $13,469.60 171,606 Friedl-Naderer Johanna Chief Commercial Officer 03/05/2026 DS Direct COM 148 $14.90 $2,205.20 154,581 Lucera Erick Chief Financial Officer 02/12/2026 AA Direct COM 65,000 $0.00 $0.00 131,100 Friedl-Naderer Johanna Chief Commercial Officer 02/12/2026 AA Direct COM 60,000 $0.00 $0.00 154,729 Kerr Douglas Chief Medical Officer 02/12/2026 AA Direct COM 85,000 $0.00 $0.00 172,510 Cox John CEO & President 02/12/2026 AA Direct COM 180,000 $0.00 $0.00 376,877 Friedl-Naderer Johanna Chief Commercial Officer 12/05/2025 DS Direct COM 144 $20.72 $2,983.68 94,729 Kerr Douglas Chief Medical Officer 12/05/2025 DS Direct COM 880 $20.72 $18,233.60 87,510 Cox John CEO & President 12/05/2025 DS Direct COM 2,662 $20.72 $55,156.64 196,877 Kerr Douglas Chief Medical Officer 09/05/2025 DS Direct COM 873 $13.41 $11,706.93 88,390 Friedl-Naderer Johanna Chief Commercial Officer 09/05/2025 DS Direct COM 144 $13.41 $1,931.04 94,873 Cox John CEO & President 09/05/2025 DS Direct COM 2,640 $13.41 $35,402.40 199,539 Kerr Douglas Chief Medical Officer 09/04/2025 DS Direct COM 3,552 $13.27 $47,135.04 89,263 Friedl-Naderer Johanna Chief Commercial Officer 09/04/2025 DS Direct COM 894 $13.27 $11,863.38 95,017 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 202,179 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 212,179 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 222,179
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Posner Brian S Director 03/11/2026 AP Direct COM 2,000 $19.35 $38,700.00 13,500 Posner Brian S Director 03/06/2026 AP Direct COM 3,000 $15.06 $45,180.00 11,500 Lucera Erick Chief Financial Officer 02/12/2026 AA Direct COM 65,000 $0.00 $0.00 131,100 Friedl-Naderer Johanna Chief Commercial Officer 02/12/2026 AA Direct COM 60,000 $0.00 $0.00 154,729 Kerr Douglas Chief Medical Officer 02/12/2026 AA Direct COM 85,000 $0.00 $0.00 172,510 Cox John CEO & President 02/12/2026 AA Direct COM 180,000 $0.00 $0.00 376,877 Cox John CEO & President 07/14/2025 AP Direct COM 100,000 $9.11 $911,000.00 242,179 Lucera Erick Chief Financial Officer 03/31/2025 AA Direct COM 66,100 $0.00 $0.00 66,100 Rhodes Jason P Director 01/27/2025 AA Indirect COM 1,111,111 $13.50 $14,999,998.50 1,958,427 Beskrovnaya Oxana Chief Scientific Officer 12/04/2024 AA Direct COM 27,400 $0.00 $0.00 204,019 Beskrovnaya Oxana Chief Scientific Officer 12/04/2024 AA Direct COM 39,100 $0.00 $0.00 176,619 Cox John CEO & President 12/04/2024 AA Direct COM 145,300 $0.00 $0.00 150,300 Kerr Douglas Chief Medical Officer 12/04/2024 AA Direct COM 48,000 $0.00 $0.00 95,500 Scalzo Richard William SVP, Head of Finance & Admin. 12/04/2024 AA Direct COM 32,700 $0.00 $0.00 128,533 Friedl-Naderer Johanna Chief Commercial Officer 12/04/2024 AA Direct COM 37,800 $0.00 $0.00 96,200 Cox John CEO & President 09/04/2024 AP Indirect COM 7,200 $33.09 $238,248.00 8,000 Cox John CEO & President 09/04/2024 AP Indirect COM 800 $32.57 $26,056.00 800 Cox John CEO & President 09/04/2024 AP Indirect COM 7,200 $33.09 $238,248.00 8,000 Cox John CEO & President 09/04/2024 AP Indirect COM 800 $32.57 $26,056.00 800 Cox John CEO & President 09/04/2024 AP Indirect COM 7,200 $33.09 $238,248.00 8,000 Cox John CEO & President 09/04/2024 AP Indirect COM 800 $32.57 $26,056.00 800 Cox John CEO & President 09/04/2024 AP Indirect COM 7,200 $33.09 $238,248.00 8,000 Cox John CEO & President 09/04/2024 AP Indirect COM 800 $32.57 $26,056.00 800 Friedl-Naderer Johanna Chief Commercial Officer 09/03/2024 AA Direct COM 58,400 $0.00 $0.00 58,400 Kerr Douglas Chief Medical Officer 09/03/2024 AA Direct COM 47,500 $0.00 $0.00 47,500
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Kersten Dirk Director 03/11/2026 DS Indirect COM 129,672 $19.52 $2,530,562.05 4,644,386 Kersten Dirk Director 03/10/2026 DS Indirect COM 281,858 $19.80 $5,580,816.59 4,774,058 Kersten Dirk Director 03/10/2026 DS Indirect COM 219,758 $19.33 $4,246,823.35 5,055,916 Kersten Dirk Director 03/10/2026 DS Indirect COM 9,482 $18.21 $172,687.13 5,275,674 Kersten Dirk Director 03/09/2026 DS Indirect COM 177,690 $17.72 $3,148,986.64 5,285,156 Cox John CEO & President 03/05/2026 DS Direct COM 2,732 $14.90 $40,706.80 374,145 Kerr Douglas Chief Medical Officer 03/05/2026 DS Direct COM 904 $14.90 $13,469.60 171,606 Friedl-Naderer Johanna Chief Commercial Officer 03/05/2026 DS Direct COM 148 $14.90 $2,205.20 154,581 Friedl-Naderer Johanna Chief Commercial Officer 12/05/2025 DS Direct COM 144 $20.72 $2,983.68 94,729 Kerr Douglas Chief Medical Officer 12/05/2025 DS Direct COM 880 $20.72 $18,233.60 87,510 Cox John CEO & President 12/05/2025 DS Direct COM 2,662 $20.72 $55,156.64 196,877 Kerr Douglas Chief Medical Officer 09/05/2025 DS Direct COM 873 $13.41 $11,706.93 88,390 Friedl-Naderer Johanna Chief Commercial Officer 09/05/2025 DS Direct COM 144 $13.41 $1,931.04 94,873 Cox John CEO & President 09/05/2025 DS Direct COM 2,640 $13.41 $35,402.40 199,539 Kerr Douglas Chief Medical Officer 09/04/2025 DS Direct COM 3,552 $13.27 $47,135.04 89,263 Friedl-Naderer Johanna Chief Commercial Officer 09/04/2025 DS Direct COM 894 $13.27 $11,863.38 95,017 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 202,179 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 212,179 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 222,179 Cox John CEO & President 07/15/2025 DG Direct COM 10,000 $0.00 $0.00 232,179 Friedl-Naderer Johanna Chief Commercial Officer 06/05/2025 DS Direct COM 146 $13.35 $1,949.10 95,911 Kerr Douglas Chief Medical Officer 06/05/2025 DS Direct COM 1,342 $13.35 $17,915.70 92,815 Cox John CEO & President 06/05/2025 DS Direct COM 4,060 $13.35 $54,201.00 142,179 Friedl-Naderer Johanna Chief Commercial Officer 03/13/2025 DS Direct COM 143 $12.12 $1,733.16 96,057 Beskrovnaya Oxana Chief Scientific Officer 03/11/2025 DS Direct COM 2,153 $11.38 $24,501.14 195,840
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Filer's Name
Relationship/
Trans.
Trans. Type
Ownership Type
Security Type
Shares
Price
Trans.
Total Shares Owned
Incerti Carlo Director 11/18/2024 AM Direct COM 16,500 $8.69 $143,385.00 16,500 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 6,552 $10.88 $71,285.76 227,500 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 18,750 $10.72 $201,000.00 220,948 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 29,792 $8.58 $255,615.36 202,198 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 16,696 $13.12 $219,051.52 172,406 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 34,833 $19.00 $661,827.00 155,710 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 3,353 $5.54 $18,575.62 120,877 Scalzo Richard William SVP, Head of Finance & Admin. 09/06/2024 AM Direct COM 6,502 $5.54 $36,021.08 117,524 High Susanna Gatti Chief Operating Officer 06/24/2024 AM Direct COM 10,163 $5.54 $56,303.02 158,955 High Susanna Gatti Chief Operating Officer 06/21/2024 AM Direct COM 29,787 $5.54 $165,019.98 178,579 High Susanna Gatti Chief Operating Officer 06/12/2024 AM Direct COM 40,000 $5.54 $221,600.00 188,792 High Susanna Gatti Chief Operating Officer 06/10/2024 AM Direct COM 80,000 $5.54 $443,200.00 234,062 Beskrovnaya Oxana Chief Scientific Officer 05/20/2024 AM Direct COM 30,426 $1.03 $31,338.78 180,073
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Transaction Type Key A = Acquired, D = Disposed 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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