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CIK 0001253689 · Non-accelerated filer<br>Smaller reporting company

CRESCENT BIOPHARMA, INC.

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Ticker
CBIO
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
Cayman Islands
Entity type
operating
Phone
617-430-5595
Business address
300 FIFTH AVENUE, WALTHAM, MA, 02451
Former names
GLYCOMIMETICS INC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$285,501
in 7 filings, $286K under 10b5-1 plans

Net −$285,501. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Brumm Joshua T −$160K Chief Executive Officer sold 3% of stake
  2. McNeill Jonathan −$77K President and COO sold 3% of stake
  3. Pinkas Jan −$12K Chief Scientific Officer sold 3% of stake
  4. Im Ellie Eunkyung −$11K Chief Medical Officer sold 3% of stake
  5. Bispham Barbara Harlin −$11K See Remarks sold 3% of stake

Reading 48 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2018-05-18 JUNIUS DANIEL M Director Grant or award · Stock Option (right to buy) +11,000 11,000
2018-05-18 Koenig Scott Director Grant or award · Stock Option (right to buy) +11,000 11,000
2018-05-18 PEARSON TIMOTHY R Director Grant or award · Stock Option (right to buy) +11,000 11,000
2018-05-18 Andrews Patricia S Director Grant or award · Stock Option (right to buy) +11,000 11,000
2018-05-10 SANDELL SCOTT D 10% owner Option exercise +216,046 $0.33 $71K 4,706,797
2018-05-10 SANDELL SCOTT D 10% owner Sale −4,006 $17.81 $71K 4,702,791
2018-05-10 SANDELL SCOTT D 10% owner Option exercise +298,406 $0.33 $98K 5,001,197
2018-05-10 SANDELL SCOTT D 10% owner Sale −5,533 $17.81 $99K 4,995,664
2018-05-10 SANDELL SCOTT D 10% owner Option exercise · Warrant to Purchase Common Stock (right to buy) −216,046 0
2018-05-10 SANDELL SCOTT D 10% owner Option exercise · Warrant to Purchase Common Stock (right to buy) −298,406 0
2018-05-10 BARRIS PETER J 10% owner Option exercise +216,046 $0.33 $71K 4,706,797
2018-05-10 BARRIS PETER J 10% owner Sale −4,006 $17.81 $71K 4,702,791
2018-05-10 BARRIS PETER J 10% owner Option exercise +298,406 $0.33 $98K 5,001,197
2018-05-10 BARRIS PETER J 10% owner Sale −5,533 $17.81 $99K 4,995,664
2018-05-10 BARRIS PETER J 10% owner Option exercise · Warrant to Purchase Common Stock (right to buy) −216,046 0
2018-05-10 BARRIS PETER J 10% owner Option exercise · Warrant to Purchase Common Stock (right to buy) −298,406 0
2018-05-10 BARRETT M JAMES Director Option exercise +216,046 $0.33 $71K 4,706,797
2018-05-10 BARRETT M JAMES Director Sale −4,006 $17.81 $71K 4,702,791
2018-05-10 BARRETT M JAMES Director Option exercise +298,406 $0.33 $98K 5,001,197
2018-05-10 BARRETT M JAMES Director Sale −5,533 $17.81 $99K 4,995,664

Page 13 of 16 · 305 trades