Violin Jonathan

CIK 00017306155 companiesWALTHAM, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001730615

Recent Transactions

43 trades

Award
CRESCENT BIOPHARMA, INC.$CBIO
Stock Option (Right to Buy)
2026-06-02+11,050→ 11,050 total
Award
Dianthus Therapeutics, Inc. /DE/$DNTH
Stock Option (Right to Buy)
2026-05-21+6,090→ 6,090 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2026-01-23+26,550→ 0 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2026-01-23+14,166→ 0 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2026-01-23+8,333→ 0 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2026-01-23+14,100→ 0 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2026-01-23+14,100→ 0 total
Disposition to Issuer
Astria Therapeutics, Inc.$ATXS
Common Stock
2026-01-23−263,321→ 0 total
Award
CRESCENT BIOPHARMA, INC.$CBIO
Stock Option (Right to Buy)
2025-06-23+9,023→ 9,023 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2025-06-11+26,550→ 26,550 total
Award
Dianthus Therapeutics, Inc. /DE/$DNTH
Stock Option (Right to Buy)
2025-05-22+12,500→ 12,500 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2024-06-05+14,100→ 14,100 total
Award
Dianthus Therapeutics, Inc. /DE/$DNTH
Stock Option (Right to Buy)
2024-05-23+11,000→ 11,000 total
Award
Dianthus Therapeutics, Inc. /DE/$DNTH
Stock Option (Right to Buy)
2023-09-11+6,500→ 6,500 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2023-06-02+14,100→ 14,100 total
Exercise/Conversion
Viridian Therapeutics, Inc.\DE$VRDN
Stock Option (Right to Buy)
2023-02-02−50,000→ 239,205 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2023-02-02$36.80/sh−50,000→ 430,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2023-02-02$36.80/sh−50,000→ 480,905 total
Exercise/Conversion
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2023-02-02$0.15/sh+50,000→ 530,905 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (right to buy)
2022-06-09+8,333→ 8,333 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (right to buy)
2022-06-09+8,333→ 8,333 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-06-01$12.20/sh−30,000→ 480,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-05-02$13.04/sh−30,000→ 510,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-04-04$18.93/sh−3,600→ 540,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-04-01$18.92/sh−26,400→ 544,505 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-03-02$17.36/sh−11,106→ 570,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-03-01$17.82/sh−18,894→ 582,011 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-02-03$19.16/sh−909→ 600,905 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-02-02$18.47/sh−12,340→ 601,814 total
Award
Viridian Therapeutics, Inc.\DE$VRDN
Stock Option (Right to Buy)
2022-02-02+280,000→ 280,000 total
Sale
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2022-02-01$19.55/sh−16,751→ 614,154 total
Conversion
Viridian Therapeutics, Inc.\DE$VRDN
Series A Non-Voting Convertible Preferred Stock
2021-12-08−9,413→ 0 total
Conversion
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2021-12-08+627,564→ 630,905 total
Other
Astria Therapeutics, Inc.$ATXS
Common Stock
2021-09-20−263,321→ 0 total
Other
Astria Therapeutics, Inc.$ATXS
Common Stock
2021-09-20+263,321→ 263,321 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (right to buy)
2021-06-02+85,000→ 85,000 total
Award
Astria Therapeutics, Inc.$ATXS
Stock Option (Right to Buy)
2021-01-28+15,000→ 15,000 total
Award
Viridian Therapeutics, Inc.\DE$VRDN
Employee Stock Option (right to buy)
2021-01-18+800,075→ 800,075 total
Other
Viridian Therapeutics, Inc.\DE$VRDN
Employee Stock Option (Right to Buy)
2020-10-27+4,338,079→ 4,338,079 total
Other
Viridian Therapeutics, Inc.\DE$VRDN
Common Stock
2020-10-27+50,124→ 50,124 total
Other
Viridian Therapeutics, Inc.\DE$VRDN
Series A Non-Voting Convertible Preferred Stock
2020-10-27+9,413→ 9,413 total
Award
TREVENA INC
Employee Stock Option (Right to Buy)
2018-02-28+75,000→ 75,000 total
Award
TREVENA INC
Employee Stock Option (Right to Buy)
2018-02-28+65,000→ 65,000 total

Companies

Recent Filings

Address

C/O/ CRESCENT BIOPHARMA, INC. 300 FIFTH AVENUE

WALTHAM, MA, 02451

View on SEC.gov