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Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001104659-18-042367
Filing Date
2018-06-26
Accepted
2018-06-26 20:03:40
Documents
1
Period of Report
2018-06-26

Document Format Files

Seq Description Document Type Size
1 3 a3.html 3  
1 3 a3.xml 3 10260
  Complete submission text file 0001104659-18-042367.txt   13562
Mailing Address 40 LANDSDOWNE STREET CAMBRIDGE MA 02139
Business Address
LEVIN MARK J (Reporting) CIK: 0001180428 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-38551 | Film No.: 18920337

Mailing Address 75 SIDNEY STREET CAMBRIDGE MA 02139
Business Address
STARR KEVIN P (Reporting) CIK: 0001192603 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-38551 | Film No.: 18920336

Mailing Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116
Business Address 29 NEWBURY STREET, 3RD FLOOR BOSTON MA 02116 617-585-2000
Third Rock Ventures III, L.P. (Reporting) CIK: 0001569705 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38551 | Film No.: 18920333

Mailing Address 29 NEWBURY STREET 3RD FLOOR BOSTON MA 02116
Business Address 29 NEWBURY STREET 3RD FLOOR BOSTON MA 02116 (617)585-2000
TRV GP III, LLC (Reporting) CIK: 0001637299 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38551 | Film No.: 18920335

Mailing Address 29 NEWBURY STREET 3RD FLOOR BOSTON MA 02116
Business Address 29 NEWBURY STREET 3RD FLOOR BOSTON MA 02116 (617)585-2000
Third Rock Ventures GP III, L.P. (Reporting) CIK: 0001637300 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-38551 | Film No.: 18920334

Mailing Address 40 ERIE STREET SUITE 110 CAMBRIDGE MA 02139
Business Address 40 ERIE STREET SUITE 110 CAMBRIDGE MA 02139 617-337-4701
Neon Therapeutics, Inc. (Issuer) CIK: 0001694187 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2836 Biological Products, (No Diagnostic Substances)