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Form SC 13D/A - General Statement of Acquisition of Beneficial Ownership: [Amend]
SEC Accession No. 0001193125-19-195714
Filing Date
2019-07-17
Accepted
2019-07-17 16:52:55
Documents
2
Group Members
JONATHAN A. FLINTPOLARIS VENTURE MANAGEMENT CO. V, L.L.C.POLARIS VENTURE PARTNERS ENTREPRENEURS' FUND V, L.P.POLARIS VENTURE PARTNERS FOUNDERS' FUND V, L.P.POLARIS VENTURE PARTNERS SPECIAL FOUNDERS' FUND V, L.P.TERRANCE G. MCGUIRE

Document Format Files

Seq Description Document Type Size
1 SC 13D/A d744665dsc13da.htm SC 13D/A 129488
2 EX-99.A d744665dex99a.htm EX-99.A 14591
  Complete submission text file 0001193125-19-195714.txt   146061
Mailing Address ONE MARINA PARK DRIVE 10TH FLOOR BOSTON MA 02210
Business Address ONE MARINA PARK DRIVE 10TH FLOOR BOSTON MA 02210 781-290-0770
Polaris Venture Partners V, L.P. (Filed by) CIK: 0001439590 (see all company filings)

IRS No.: 204234825 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A

Mailing Address 955 MASSACHUSETTS AVENUE 4TH FLOOR CAMBRIDGE MA 02139
Business Address 955 MASSACHUSETTS AVENUE 4TH FLOOR CAMBRIDGE MA 02139 857-529-8300
X4 Pharmaceuticals, Inc (Subject) CIK: 0001501697 (see all company filings)

IRS No.: 273181608 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13D/A | Act: 34 | File No.: 005-90199 | Film No.: 19959563
SIC: 2836 Biological Products, (No Diagnostic Substances)