Insider · CIK 0001823682

Kersten Dirk

Reports to the SEC for 1 company · WALTHAM, MA

sec.gov

Transactions

Companies

Filings

CIK

0001823682

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-07-27	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−256K sh	$25.50	−$6.53M	3,592,184
2026-07-27	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−5,388 sh	$26.04	−$140K	3,586,796
2026-06-23	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−71.6K sh	$21.04	−$1.51M	3,849,913
2026-06-23	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,657 sh	$21.47	−$35.6K	3,848,256
2026-06-22	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−191K sh	$20.57	−$3.92M	3,921,542
2026-06-18	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−46.9K sh	$20.07	−$941K	4,112,218
2026-06-17	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−37.5K sh	$20.14	−$754K	4,159,119
2026-06-05	DYNDyne Therapeutics, Inc. · Stock option (right to buy)A Award	Director	AAward	+35.2K sh	—	—	35,152
2026-04-22	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−2,652 sh	$20.00	−$53K	4,196,573
2026-04-21	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−8,300 sh	$20.01	−$166K	4,199,225
2026-04-20	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−125K sh	$20.07	−$2.51M	4,207,525
2026-04-17	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−212K sh	$20.29	−$4.3M	4,332,799
2026-04-16	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−11.1K sh	$21.10	−$235K	4,551,430
2026-04-16	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−6,657 sh	$20.06	−$134K	4,544,773
2026-04-15	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−81.8K sh	$20.27	−$1.66M	4,562,546
2026-03-11	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−130K sh	$19.52	−$2.53M	4,644,386
2026-03-10	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−9,482 sh	$18.21	−$173K	5,275,674
2026-03-10	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−220K sh	$19.32	−$4.25M	5,055,916
2026-03-10	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−282K sh	$19.80	−$5.58M	4,774,058
2026-03-09	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−178K sh	$17.72	−$3.15M	5,285,156
2025-05-30	DYNDyne Therapeutics, Inc. · Stock option (right to buy)A Award	Director	AAward	+35K sh	—	—	35,000
2024-12-09	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−34.4K sh	$29.18	−$1M	5,400,545
2024-12-06	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−102K sh	$29.34	−$2.98M	5,434,982
2024-12-05	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−3,806 sh	$29.05	−$111K	5,536,657
2024-12-04	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−135K sh	$29.39	−$3.97M	5,540,463
2024-12-03	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−29.7K sh	$29.05	−$864K	5,675,502
2024-12-02	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−80K sh	$29.66	−$2.37M	5,706,462
2024-12-02	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,228 sh	$30.37	−$37.3K	5,705,234
2024-10-21	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−121 sh	$35.06	−$4,242.26	73,104
2024-10-18	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−13.4K sh	$35.16	−$472K	73,225
2024-10-17	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−13K sh	$35.17	−$458K	86,639
2024-10-16	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−23.7K sh	$35.35	−$837K	99,652
2024-10-03	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−5,441 sh	$35.13	−$191K	123,323
2024-10-02	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−21.5K sh	$35.38	−$761K	128,764
2024-10-01	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−8,423 sh	$35.16	−$296K	150,282
2024-09-30	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−29K sh	$35.47	−$1.03M	160,640
2024-09-30	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,935 sh	$36.02	−$69.7K	158,705
2024-09-27	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−32 sh	$35.00	−$1,120	189,647
2024-09-26	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,260 sh	$35.29	−$44.5K	189,679
2024-09-25	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−2,357 sh	$35.06	−$82.6K	190,939
2024-09-23	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−36.2K sh	$35.19	−$1.27M	197,906
2024-09-23	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−4,610 sh	$36.33	−$167K	193,296
2024-09-20	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−78.9K sh	$36.45	−$2.88M	234,598
2024-09-20	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−471 sh	$37.01	−$17.4K	234,127
2024-09-19	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−27.8K sh	$35.74	−$992K	364,510
2024-09-19	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−51K sh	$36.41	−$1.86M	313,538
2024-09-18	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,554 sh	$35.03	−$54.4K	392,277
2024-09-17	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−3,272 sh	$35.13	−$115K	393,831
2024-09-16	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,320 sh	$35.04	−$46.3K	397,103
2024-09-05	DYNDyne Therapeutics, Inc.S Sale	Director	SSale	−1,577 sh	$35.03	−$55.2K	398,423

Recent filings

Accepted (ET)
Jul 294
Kersten Dirk0001193125-26-323754
SEC(opens sec.gov)
Jun 244
Kersten Dirk0001193125-26-281119
SEC(opens sec.gov)
Jun 224
Kersten Dirk0001193125-26-277529
SEC(opens sec.gov)
Jun 94
Kersten Dirk0001193125-26-264021
SEC(opens sec.gov)
Apr 234
Kersten Dirk0001193125-26-173736
SEC(opens sec.gov)
Apr 214
Kersten Dirk0001193125-26-166822
SEC(opens sec.gov)
Apr 174
Kersten Dirk0001193125-26-161508
SEC(opens sec.gov)
Mar 134
Kersten Dirk0001193125-26-106269
SEC(opens sec.gov)
Mar 114
Kersten Dirk0001193125-26-102469
SEC(opens sec.gov)

Companies

Dyne Therapeutics, Inc.DirectorDYN

Address

C/O DYNE THERAPEUTICS, INC. 1560 TRAPELO ROAD

WALTHAM, MA, 02451