CRESCENT BIOPHARMA, INC. — Director's Dealing 2016

May 19, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GLYCOMIMETICS INC (GLYC)
CIK: 0001253689
Period of Report: 2016-05-17

Reporting Person: Baldwin John J. (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-05-17	Stock Option (right to buy)	$6.35	A	11000	Acquired	2026-05-16	Common Stock (11000)	Direct

Footnotes

F1: The shares underlying this option vest on May 17, 2017, subject to the reporting person's continuous service as of such vesting date.