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U.S. Securities and Exchange Commission


Cyclerion Therapeutics, Inc. (0001755237)
SIC: 2834 - Pharmaceutical Preparations
State location: MA | State of Inc.: MA | Fiscal Year End: 1231
Business Address
301 BINNEY STREET
CAMBRIDGE MA 02142
617-621-7722
 Mailing Address
301 BINNEY STREET
CAMBRIDGE MA 02142
Ownership Reports from: (Click on owner name to see other issuer holdings for the owner, or CIK for owner filings.)

Owner Filings Transaction Date Type of Owner
CHICKO RHONDA M. 0001740376 2024-03-04 officer: Chief Financial Officer
Graul Regina Margaret 0002002981 2023-12-01 officer: President
DESOUZA ERROL B 0001213895 2023-11-30 director
Hecht Peter M 0001478485 2023-11-30 director, 10 percent owner
Higgins Michael J 0001478521 2023-11-30 director
Hyman Steven 0001656506 2023-11-30 director
Katabi Dina 0002004050 2023-11-30 director
Busch Andreas 0001775029 2021-12-09 officer: Chief Scientific Officer
CONRADES GEORGE H 0001106231 2021-06-24 director
Mendelsohn Michael 0001591109 2021-06-24 director
Churchwell Kevin 0001771984 2021-06-24 director
Isacson Ole 0001772001 2021-06-24 director
Lovell Stephanie 0001772054 2021-06-24 director
MCGUIRE TERRANCE 0001117003 2021-06-03 director
Gault Cheryl 0001839046 2021-01-01 officer: Chief Operating Officer
Gjino Anjeza 0001839068 2021-01-01 officer: Chief Financial Officer
Currie Mark G 0001478244 2020-12-28 officer: President and CSO
Wright Christopher I 0001838503 2020-12-16 officer: Chief Medical Officer
Slate Path Capital LP 0001559706 2020-07-29 10 percent owner
Greenspan David Gerald 0001820641 2020-07-29 10 percent owner
SCHULMAN AMY W 0001438226 2019-04-01 director
Fanucci Marsha 0001298814 2019-03-14 director
IRONWOOD PHARMACEUTICALS INC 0001446847 2019-03-14 10 percent owner
Consylman Gina 0001546358 2019-03-14 director, officer: SECRETARY AND TREASURER
Huyett William 0001723846 2019-03-14 director, officer: PRESIDENT


Items 1 - 80

The information presented below contains only portions of the information presented in the referenced filing or filings.
You should consult the original filing for complete information. Hyperlinks to the forms are provided for your convenience.

Acquistion or Disposition Transaction Date Deemed Execution Date Reporting Owner Form Transaction Type Direct or Indirect Ownership Number of Securities Transacted Number of Securities Owned Line Number Owner CIK Security Name
A 2025-03-25   Hecht Peter M 4 A-Award --D 181818.0000 559203.0000 1 0001478485 Common Stock
A 2025-03-25   Higgins Michael J 4 A-Award --D 9090.0000 30740.0000 1 0001478521 Common Stock
D 2024-11-21   Slate Path Capital LP 4 S-Sale --I 357880.0000 0.0000 1 0001559706 Common Stock, no par value
A 2024-08-05   Graul Regina Margaret 4 A-Award --D 55849.0000 55849.0000 1 0002002981 Stock Option (Right to Buy)
A 2024-01-01   Hecht Peter M 4 A-Award --D 15000.0000 377385.0000 1 0001478485 Common Stock
A 2024-01-01   Graul Regina Margaret 4 A-Award --D 50000.0000 100303.0000 1 0002002981 Common Stock
A 2023-12-01   Hecht Peter M 4 A-Award --D 15000.0000 362385.0000 2 0001478485 Common Stock
A 2023-11-30   MCGUIRE TERRANCE 4 A-Award --D 5000.0000 5552.0000 1 0001117003 Common Stock
A 2023-11-30   Hecht Peter M 4 A-Award --D 20000.0000 347385.0000 1 0001478485 Common Stock
A 2023-11-30   DESOUZA ERROL B 4 A-Award --D 30000.0000 30000.0000 2 0001213895 Common Stock
A 2023-11-30   DESOUZA ERROL B 4 A-Award --D 20000.0000 50000.0000 1 0001213895 Common Stock
A 2023-11-30   Hyman Steven 4 A-Award --D 20000.0000 20000.0000 1 0001656506 Common Stock
D 2023-08-09   MCGUIRE TERRANCE 4 S-Sale --I 8.0000 0.0000 1 0001117003 Common Stock
A 2023-05-19   Hecht Peter M 4 A-Award --D 351037.0000 351037.0000 5 0001478485 Series A Convertible Preferred Stock
A 2023-05-19   Hecht Peter M 4 A-Award --D 225000.0000 327385.0000 1 0001478485 Common Stock
A 2022-07-25   Hyman Steven 4/A A-Award --D 57753.0000 57753.0000 1 0001656506 Stock Option (Right to Buy)
A 2022-07-25   Hyman Steven 4 A-Award --D 57753.0000 57753.0000 1 0001656506 Stock Option (Right to Buy)
A 2022-06-14   MCGUIRE TERRANCE 4 A-Award --D 20000.0000 20000.0000 1 0001117003 Stock Option (Right to Buy)
A 2022-06-14   Mendelsohn Michael 4 A-Award --D 20000.0000 20000.0000 1 0001591109 Stock Option (Right to Buy)
A 2022-06-14   Fanucci Marsha 4 A-Award --D 20000.0000 20000.0000 1 0001298814 Stock Option (Right to Buy)
A 2022-06-14   Lovell Stephanie 4 A-Award --D 20000.0000 20000.0000 1 0001772054 Stock Option (Right to Buy)
A 2022-06-14   CONRADES GEORGE H 4 A-Award --D 20000.0000 20000.0000 1 0001106231 Stock Option (Right to Buy)
A 2022-06-14   Isacson Ole 4 A-Award --D 20000.0000 20000.0000 1 0001772001 Stock Option (Right to Buy)
A 2022-06-14   DESOUZA ERROL B 4 A-Award --D 20000.0000 20000.0000 1 0001213895 Stock Option (Right to Buy)
A 2022-01-20   Busch Andreas 4 A-Award --D 135000.0000 135000.0000 1 0001775029 Employee Stock Option (Right to Buy)
A 2022-01-20   Gjino Anjeza 4 A-Award --D 135000.0000 135000.0000 1 0001839068 Employee Stock Option (Right to Buy)
A 2022-01-20   Hecht Peter M 4 A-Award --D 430000.0000 430000.0000 2 0001478485 Employee Stock Option (Right to Buy)
A 2022-01-20   Gault Cheryl 4 A-Award --D 135000.0000 135000.0000 1 0001839046 Employee Stock Option (Right to Buy)
A 2022-01-03   Hecht Peter M 4 A-Award --D 52950.0000 52950.0000 1 0001478485 Employee Stock Option (Right to Buy)
A 2021-12-09   Busch Andreas 4 A-Award --D 75000.0000 75000.0000 1 0001775029 Employee Stock Option (Right to Buy)
A 2021-12-09   Gjino Anjeza 4 A-Award --D 100000.0000 100000.0000 1 0001839068 Employee Stock Option (Right to Buy)
A 2021-12-09   Gault Cheryl 4 A-Award --D 100000.0000 100000.0000 1 0001839046 Employee Stock Option (Right to Buy)
A 2021-06-24   Lovell Stephanie 4 A-Award --D 10000.0000 10000.0000 1 0001772054 Stock Option (Right to Buy)
A 2021-06-24   Fanucci Marsha 4 A-Award --D 10000.0000 10000.0000 1 0001298814 Stock Option (Right to Buy)
A 2021-06-24   Isacson Ole 4 A-Award --D 10000.0000 10000.0000 1 0001772001 Stock Option (Right to Buy)
A 2021-06-24   Churchwell Kevin 4 A-Award --D 10000.0000 10000.0000 1 0001771984 Stock Option (Right to Buy)
A 2021-06-24   Mendelsohn Michael 4 A-Award --D 10000.0000 10000.0000 1 0001591109 Stock Option (Right to Buy)
A 2021-06-24   CONRADES GEORGE H 4 A-Award --D 10000.0000 10000.0000 1 0001106231 Stock Option (Right to Buy)
A 2021-06-24   DESOUZA ERROL B 4 A-Award --D 10000.0000 10000.0000 1 0001213895 Stock Option (Right to Buy)
A 2021-06-24   MCGUIRE TERRANCE 4 A-Award --D 10000.0000 10000.0000 1 0001117003 Stock Option (Right to Buy)
A 2021-06-03   Hecht Peter M 4 P-Purchase --D 823170.0000 2047698.0000 1 0001478485 Common Stock
A 2021-06-03   Slate Path Capital LP 4 P-Purchase --I 961538.0000 7157601.0000 1 0001559706 Common Stock, no par value
A 2021-06-03   MCGUIRE TERRANCE 4 P-Purchase --I 3322.0000 24957.0000 2 0001117003 Common Stock
A 2021-06-03   MCGUIRE TERRANCE 4 P-Purchase --I 92831.0000 697313.0000 1 0001117003 Common Stock
A 2021-05-06   Hecht Peter M 4 P-Purchase --D 302000.0000 1224528.0000 1 0001478485 Common Stock
A 2021-05-05   Hecht Peter M 4 P-Purchase --D 398001.0000 922528.0000 2 0001478485 Common Stock
A 2021-05-04   Hecht Peter M 4 P-Purchase --D 300000.0000 524527.0000 1 0001478485 Common Stock
D 2021-02-25   Gjino Anjeza 4 S-Sale --D 1824.0000 31599.0000 1 0001839068 Common Stock
D 2021-02-25   Wright Christopher I 4 S-Sale --D 2637.0000 42728.0000 1 0001838503 Common Stock
D 2020-12-28   Currie Mark G 4 S-Sale --D 20107.0000 251648.0000 1 0001478244 Common Stock
A 2020-11-09   Busch Andreas 4 P-Purchase --D 125000.0000 254704.0000 1 0001775029 Common Stock
D 2020-11-06   Huyett William 4 S-Sale --D 3827.0000 67590.0000 1 0001723846 Common Stock
A 2020-11-04   Busch Andreas 4 A-Award --D 75000.0000 75000.0000 1 0001775029 Employee Stock Option (Right to Buy)
A 2020-06-16   Churchwell Kevin 4 A-Award --D 10000.0000 10000.0000 1 0001771984 Stock Option (Right to Buy)
A 2020-06-16   CONRADES GEORGE H 4 A-Award --D 10000.0000 10000.0000 1 0001106231 Stock Option (Right to Buy)
A 2020-06-16   Fanucci Marsha 4 A-Award --D 10000.0000 10000.0000 1 0001298814 Stock Option (Right to Buy)
A 2020-06-16   Isacson Ole 4 A-Award --D 10000.0000 10000.0000 1 0001772001 Stock Option (Right to Buy)
A 2020-06-16   Lovell Stephanie 4 A-Award --D 10000.0000 10000.0000 1 0001772054 Stock Option (Right to Buy)
A 2020-06-16   MCGUIRE TERRANCE 4 A-Award --D 10000.0000 10000.0000 1 0001117003 Stock Option (Right to Buy)
A 2020-06-16   Mendelsohn Michael 4 A-Award --D 10000.0000 10000.0000 1 0001591109 Stock Option (Right to Buy)
A 2020-06-16   SCHULMAN AMY W 4 A-Award --D 10000.0000 10000.0000 1 0001438226 Stock Option (Right to Buy)
A 2020-03-31   Hecht Peter M 4 A-Award --D 153846.0000 153846.0000 5 0001478485 Employee Stock Option (Right to Buy)
D 2020-02-21   Huyett William 4 S-Sale --D 3559.0000 71417.0000 1 0001723846 Common Stock
D 2019-12-30   Currie Mark G 4 S-Sale --D 25000.0000 271755.0000 2 0001478244 Common Stock
D 2019-12-27   Currie Mark G 4 S-Sale --D 25000.0000 296755.0000 1 0001478244 Common Stock
A 2019-11-22   Hecht Peter M 4 A-Award --D 75000.0000 75000.0000 1 0001478485 Employee Stock Option (Right to Buy)
A 2019-11-22   Currie Mark G 4 A-Award --D 75000.0000 75000.0000 1 0001478244 Employee Stock Option (Right to Buy)
A 2019-11-22   Huyett William 4 A-Award --D 75000.0000 75000.0000 1 0001723846 Employee Stock Option (Right to Buy)
A 2019-11-22   Busch Andreas 4 A-Award --D 75000.0000 75000.0000 1 0001775029 Employee Stock Option (Right to Buy)
A 2019-11-15   Busch Andreas 4 P-Purchase --D 125000.0000 125000.0000 1 0001775029 Common Stock
D 2019-11-08   Huyett William 4 S-Sale --D 3922.0000 74976.0000 1 0001723846 Common Stock
D 2019-07-10   Hecht Peter M 4 M-Exempt --D 2000.0000 0.0000 5 0001478485 Employee Stock Option (Right to Buy)
A 2019-07-10   Hecht Peter M 4 M-Exempt --D 2000.0000 225192.0000 1 0001478485 Common Stock
A 2019-06-01   SCHULMAN AMY W 4 A-Award --D 10000.0000 10000.0000 1 0001438226 Stock Option (Right to Buy)
A 2019-06-01   Mendelsohn Michael 4 A-Award --D 10000.0000 10000.0000 1 0001591109 Stock Option (Right to Buy)
A 2019-06-01   MCGUIRE TERRANCE 4 A-Award --D 10000.0000 10000.0000 1 0001117003 Stock Option (Right to Buy)
A 2019-06-01   Lovell Stephanie 4 A-Award --D 10000.0000 10000.0000 1 0001772054 Stock Option (Right to Buy)
A 2019-06-01   Isacson Ole 4 A-Award --D 10000.0000 10000.0000 1 0001772001 Stock Option (Right to Buy)
A 2019-06-01   Fanucci Marsha 4 A-Award --D 10000.0000 10000.0000 1 0001298814 Stock Option (Right to Buy)
A 2019-06-01   CONRADES GEORGE H 4 A-Award --D 10000.0000 10000.0000 1 0001106231 Stock Option (Right to Buy)

http://www.sec.gov/cgi-bin/own-disp

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Modified: 04/22/2016