SEC Form 4 · accession 0001123292-16-001930

Syndax Pharmaceuticals Inc · SNDX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director · 10% Owner

Period of report

Mar 8, 2016

Accepted (ET)

Mar 8, 2016 · 6:37 pm EST

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001395937

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1,F2	Mar 8, 2016	C	1,138,210	—	A	1,138,210	I	See footnote
Common Stock^F1,F2	Mar 8, 2016	C	718,396	—	A	1,856,606	I	See footnote
Common Stock^F1,F2	Mar 8, 2016	C	312,085	—	A	2,168,691	I	See footnote

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	D/I
Series A-1 Preferred Stock^F2,F1	—	Mar 8, 2016	C	1,138,210	D	—	—	Common Stock	1,138,210	I
Series B-1 Preferred Stock^F2,F1	—	Mar 8, 2016	C	718,396	D	—	—	Common Stock	718,396	I
Series C-1 Preferred Stock^F2,F1	—	Mar 8, 2016	C	312,085	D	—	—	Common Stock	312,085	I

F1Upon the closing of the Issuer's initial public offering of its common stock, each share of Series A-1, Series B-1 and Series C-1 preferred stock automatically converted into one share of common stock. The Series A-1, Series B-1 and Series C-1 preferred stock had no expiration date.
F2The securities are owned directly by MPM BioVentures IV-QP, L.P. ("MPM IV-QP"), MPM BioVentures IV Strategic Fund, L.P. ("MPM Strategic Fund"), MPM BioVentures IV GMBH & Co. Beteiligungs KG ("MPM Beteiligungs") and MPM Asset Management Investors BV4 LLC ("MPM BV4" and collectively, the "MPM Entities"). Dr. Evnin is a member of MPM BioVentures IV LLC, ("MPM IV LLC"), which is the managing member of MPM BioVentures IV GP LLC, which is (i) the general partner of each of MPM IV-QP and MPM Strategic Fund, and (ii) the managing limited partner of MPM Beteiligungs. MPM IV LLC is the manager of MPM BV4. As a result, Dr. Evnin shares the power to vote, acquire, hold and dispose of the shares owned by the MPM Entities. Dr. Evnin disclaims beneficial ownership of all shares held by the MPM Entities, except to the extent of his actual pecuniary interest therein.