Scalzo Richard William

CIK 00017895453 companiesWALTHAM, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001789545

Recent Transactions

50 trades

Sale
CRESCENT BIOPHARMA, INC.$CBIO
Ordinary Shares
2026-06-22$17.99/sh−1,112→ 20,298 total
Award
CRESCENT BIOPHARMA, INC.$CBIO
Stock Option (Right to Buy)
2025-12-15+57,688→ 57,688 total
Award
CRESCENT BIOPHARMA, INC.$CBIO
Ordinary Shares
2025-12-15+14,422→ 14,422 total
Award
CRESCENT BIOPHARMA, INC.$CBIO
Ordinary Shares
2025-12-15+5,000→ 19,422 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2025-03-11$11.38/sh−1,343→ 122,330 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2025-03-05$11.83/sh−917→ 123,673 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2025-02-18$13.95/sh−2,488→ 124,590 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-12-11$28.12/sh−1,455→ 127,078 total
Award
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-12-04+52,300→ 52,300 total
Award
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-12-04+32,700→ 128,533 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-11-18$28.20/sh−2,735→ 95,833 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-18$34.55/sh−1,390→ 98,568 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-11$31.89/sh−1,468→ 99,958 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−6,552→ 28,394 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$19.00/sh+34,833→ 155,710 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$13.12/sh+16,696→ 172,406 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$8.58/sh+29,792→ 202,198 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$32.14/sh−124,374→ 103,126 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−34,833→ 742 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−16,696→ 8,348 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−6,502→ 0 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−18,750→ 26,250 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$10.72/sh+18,750→ 220,948 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$10.88/sh+6,552→ 227,500 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$5.54/sh+6,502→ 117,524 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$5.54/sh+3,353→ 120,877 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-09-06$32.63/sh−1,700→ 101,426 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−3,353→ 0 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-09-06−29,792→ 25,208 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-08-19$45.01/sh−2,442→ 111,332 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-08-19$46.00/sh−310→ 111,022 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-06-11$31.34/sh−1,331→ 113,774 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-06-10$30.23/sh−1,590→ 115,105 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-05-16$28.59/sh−462→ 116,695 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-05-16$28.20/sh−2,126→ 117,157 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-11$25.70/sh−1,082→ 120,873 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-11$24.99/sh−1,590→ 119,283 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-03-08−17,333→ 0 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-08$26.72/sh−55,208→ 122,244 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-08$5.54/sh+68,919→ 190,874 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-08$5.54/sh+17,333→ 208,207 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-08$25.31/sh−30,755→ 177,452 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-08$27.33/sh−289→ 121,955 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-03-08−68,919→ 9,855 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-07$25.85/sh−2,273→ 121,955 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-01$28.65/sh−564→ 124,228 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Stock option (right to buy)
2024-03-01−9,311→ 0 total
Exercise/Conversion
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-01$1.03/sh+9,311→ 133,539 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-03-01$28.22/sh−8,747→ 124,792 total
Sale
Dyne Therapeutics, Inc.$DYN
Common Stock
2024-02-29$27.50/sh−3,429→ 124,228 total

Companies

Recent Filings

Address

C/O CRESCENT BIOPHARMA, INC. 300 FIFTH AVENUE

WALTHAM, MA, 02451

View on SEC.gov