KORSANA BIOSCIENCES INC (KRSA) - Insider Trading & Ownership

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 KORSANA BIOSCIENCES INC
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Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2024-11-21
Sale
2024-11-25
4:05 pm
Cyclerion Therapeutics Inc.CYCNSlate Path Capital LP
Greenspan David Gerald
10% Owner
357,880$1.5511$555,1080
(Indirect)
View
2023-08-09
Sale
2023-08-11
4:25 pm
Cyclerion Therapeutics Inc.CYCNMCGUIRE TERRANCE
Director
8$3.395$2737,010
(Indirect
Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-09-09
Option Award
2026-09-10
5:45 pm
N/A
2036-09-09
Korsana Biosciences Inc.KRSAPernice Michelle Patricia
Director
48,445$048,445
(Direct)
View
2026-09-09
Option Award
2026-09-10
5:45 pm
N/A
2036-09-09
Korsana Biosciences Inc.KRSAShah Nimish P
Director
48,445$048,445
(Direct)
View
2026-09-09
Option Award
2026-09-10
5:44 pm
N/A
2036-09-09
Korsana Biosciences Inc.KRSAFairmount Funds Management LLC
Fairmount Healthcare Fund II L.P.
Fairmount Healthcare Co-Invest VI L.P.
Kiselak Tomas
Harwin Peter Evan
Director
10% Owner
48,445$048,445
(Indirect)
View
2026-09-09
Option Award
2026-09-10
5:43 pm
N/A
2036-09-09
Korsana Biosciences Inc.KRSAGottesdiener Andrew
Director
48,445$048,445
(Direct)
View

Ownership
2026-09-10
5:36 pm
N/A
N/A
Korsana Biosciences Inc.KRSAViolin Jonathan
See Remarks
0$03,239,801
(Direct)
View

Ownership
2026-09-10
5:36 pm
N/A
2036-06-07
Korsana Biosciences Inc.KRSALeoni Matthew James
Chief Medical Officer
0$0647,729
(Direct)
View

Ownership
2026-09-10
5:34 pm
N/A
2035-10-26
Korsana Biosciences Inc.KRSAPernice Michelle Patricia
Director
0$028,805
(Direct)
View

Ownership
2026-09-10
5:34 pm
N/A
2036-06-29
Korsana Biosciences Inc.KRSAHENSON HEIDI
Director
0$0100,994
(Direct)
View

Ownership
2026-09-10
5:30 pm
N/A
N/A
Korsana Biosciences Inc.KRSAFairmount Funds Management LLC
Fairmount Healthcare Fund II L.P.
Fairmount Healthcare Co-Invest VI L.P.
Kiselak Tomas
Harwin Peter Evan
Director
10% Owner
0$011,244,165
(Indirect)
View

Ownership
2026-09-10
5:29 pm
N/A
N/A
Korsana Biosciences Inc.KRSAShah Nimish P
Director
0$09,762,629
(Indirect)
View

Ownership
2026-09-10
5:26 pm
N/A
2036-03-08
Korsana Biosciences Inc.KRSAVignola Mark J.
Chief Financial Officer
0$0647,729
(Direct)
View
2026-08-14
Exercise
2026-08-18
5:27 pm
N/A
2035-08-06
Cyclerion Therapeutics Inc.CYCNCHICKO RHONDA M.
Chief Financial Officer
25,000$025,018
(Direct)
View
2026-08-14
Exercise
2026-08-18
5:27 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNCHICKO RHONDA M.
Chief Financial Officer
25,000$2.35525,018
(Direct)
View
2026-08-14
Tax Withholding
2026-08-18
5:21 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
See Remarks
48,629$3.79107,523
(Direct)
View
2026-08-14
Exercise
2026-08-18
5:21 pm
N/A
2034-08-03
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
See Remarks
55,849$0107,523
(Direct)
View
2026-08-14
Exercise
2026-08-18
5:21 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
See Remarks
55,849$3.3107,523
(Direct)
View
2026-07-16
Conversion
2026-07-20
5:04 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHecht Peter M
Director
10% Owner
351,037$0910,312
(Direct)
View
2025-08-07
Option Award
2025-08-11
4:05 pm
N/A
2035-08-06
Cyclerion Therapeutics Inc.CYCNCHICKO RHONDA M.
Chief Financial Officer
25,000$025,000
(Direct)
View
2025-03-25
Option Award
2025-03-27
8:38 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHecht Peter M
Director
10% Owner
181,818$2.75559,275
(Direct)
View
2025-03-25
Option Award
2025-03-27
4:20 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHiggins Michael J
Director
9,090$2.7530,740
(Direct)
View
2024-08-05
Option Award
2024-08-07
4:05 pm
N/A
2034-08-05
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
See Remarks
55,849$055,849
(Direct)
View

Ownership
2024-03-11
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNCHICKO RHONDA M.
Chief Financial Officer
0$018
(Direct)
View
2024-01-01
Option Award
2024-01-26
4:07 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHecht Peter M
Director
10% Owner
15,000$0377,457
(Direct)
View
2024-01-01
Option Award
2024-01-26
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
President
50,000$0100,303
(Direct)
View

Ownership
2023-12-11
5:09 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNKatabi Dina
Director
0$020,000
(Direct)
View

Ownership
2023-12-07
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHiggins Michael J
Director
0$021,650
(Direct)
View

Ownership(A)
2023-12-07
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
President
0$050,303
(Direct)
View

Ownership
2023-12-04
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNGraul Regina Margaret
President
0$050,000
(Direct)
View
2023-11-30
Option Award
2023-12-04
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNMCGUIRE TERRANCE
Director
5,000$042,010
(Direct)
View
2023-11-30
Option Award
2023-12-04
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHecht Peter M
Director
10% Owner
35,000$0362,457
(Direct)
View
2023-11-30
Option Award
2023-12-04
4:05 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNDESOUZA ERROL B
Director
50,000$030,000
(Direct)
View
2023-11-30
Option Award
2023-12-04
4:04 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHyman Steven
Director
20,000$020,000
(Direct)
View
2023-05-19
Option Award
2023-05-22
8:43 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHecht Peter M
Chief Executive Officer
10% Owner
576,037$8.68678,494
(Direct)
View
2022-07-25
Option Award(A)
2022-07-27
4:40 pm
N/A
2032-07-25
Cyclerion Therapeutics Inc.CYCNHyman Steven
Director
57,753$057,753
(Direct)
View
2022-07-25
Option Award
2022-07-26
4:33 pm
N/A
2032-07-25
Cyclerion Therapeutics Inc.CYCNHyman Steven
Director
57,753$057,753
(Direct)
View

Ownership
2022-07-26
4:30 pm
N/A
N/A
Cyclerion Therapeutics Inc.CYCNHyman Steven
Director
0$00
(Direct)
View
2022-06-14
Option Award
2022-06-16
8:56 pm
N/A
2032-06-14
Cyclerion Therapeutics Inc.CYCNMCGUIRE TERRANCE
Director
20,000$020,000
(Direct)
View
2022-06-14
Option Award
2022-06-16
8:56 pm
N/A
2032-06-14
Cyclerion Therapeutics Inc.CYCNMendelsohn Michael
Director
20,000$020,000
(Direct)
View
2022-06-14
Option Award
2022-06-16
8:56 pm
N/A
2032-06-14
Cyclerion Therapeutics Inc.CYCNFanucci Marsha
Director
20,000$020,000
(Direct)
View
2022-06-14
Option Award
2022-06-16
8:56 pm
N/A
2032-06-14
Cyclerion Therapeutics Inc.CYCNLovell Stephanie
Director
20,000$020,000
(Direct)
View
(A) Indicate amendment filing.
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