Insider Trading & Ownership - Cox John

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for Cox John
Common stock purchase or sale:
Transaction
Date		Reported
DateTime		CompanySymbolInsider
Relationship		Shares
Traded		Average
Price		Total
Amount		Shares
Owned		Filing
2024-09-04
Purchase		2024-09-04
5:42 pm		Dyne Therapeutics Inc.DYNCox John
CEO & President		32,000$33.04$1,057,21613,000
(Indirect
Direct)		View
2020-03-24
Sale		2020-03-26
7:31 pm		REPLIGEN CORPRGENCox John
Director		1,858$96.72$179,706923
(Direct)		View
2020-03-18
Sale		2020-03-20
4:25 pm		REPLIGEN CORPRGENCox John
Director		26,736$95.27$2,547,0352,781
(Direct)		View
2020-03-04
Sale		2020-03-05
5:52 pm		REPLIGEN CORPRGENCox John
Director		10,000$93.39$933,90016,781
(Direct)		View
2020-02-24
Sale		2020-02-26
4:27 pm		REPLIGEN CORPRGENCox John
Director		4,455$92.81$413,4552,781
(Direct)		View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date		Reported
DateTime		Exercisable
Expiration		CompanySymnbolInsider
Relationship		Shares
Traded		Conversion
Price		Shares
Owned		Filing

Ownership(A)		2024-04-04
9:07 pm		N/A
N/A		Dyne Therapeutics Inc.DYNCox John
CEO & President		0$05,000
(Direct)		View
2024-03-25
Option Award		2024-03-27
4:24 pm		N/A
2034-03-24		Dyne Therapeutics Inc.DYNCox John
See Remarks		679,853$0679,853
(Direct)		View

Ownership		2024-03-27
4:13 pm		N/A
N/A		Dyne Therapeutics Inc.DYNCox John
See Remarks		0$010,000
(Direct)		View
2023-08-11
Disposition		2023-08-11
4:10 pm		N/A
2033-05-18		Sigilon Therapeutics Inc.SGTXCox John
Director		683$6.64390
(Direct)		View
2023-08-11
Disposition		2023-08-11
4:10 pm		N/A
2032-05-25		Sigilon Therapeutics Inc.SGTXCox John
Director		683$4.99840
(Direct)		View
2023-08-11
Disposition		2023-08-11
4:10 pm		N/A
N/A		Sigilon Therapeutics Inc.SGTXCox John
Director		341$00
(Direct)		View
2023-05-19
Option Award		2023-05-22
4:20 pm		N/A
2033-05-18		Sigilon Therapeutics Inc.SGTXCox John
Director		8,888$08,888
(Direct)		View
2022-05-26
Option Award		2022-05-27
5:00 pm		N/A
2032-05-25		Sigilon Therapeutics Inc.SGTXCox John
Director		8,888$08,888
(Direct)		View
2021-06-24
Option Award		2021-06-28
07:15 am		N/A
2031-06-23		Sigilon Therapeutics Inc.SGTXCox John
Director		8,888$9.978,888
(Direct)		View
2020-12-08
Conversion		2020-12-10
6:15 pm		N/A
N/A		Sigilon Therapeutics Inc.SGTXCox John
Director		4,444$04,444
(Indirect)		View

Ownership		2020-12-03
8:42 pm		N/A
N/A		Sigilon Therapeutics Inc.SGTXCox John
Director		0$059,999
(Indirect)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
2023-11-15		REPLIGEN CORPRGENCox John
Director		26,736$02,781
(Direct)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		14,000$12.912,781
(Direct)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		3,632$41.192,781
(Direct)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		3,304$42.072,781
(Direct)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		3,366$26.122,781
(Direct)		View
2020-03-18
Exercise		2020-03-20
4:25 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		2,434$38.762,781
(Direct)		View
2020-03-04
Exercise		2020-03-05
5:52 pm		N/A
2023-11-15		REPLIGEN CORPRGENCox John
Director		10,000$016,781
(Direct)		View
2020-03-04
Exercise		2020-03-05
5:52 pm		N/A
N/A		REPLIGEN CORPRGENCox John
Director		10,000$12.9116,781
(Direct)		View
(A) Indicate amendment filing.