Filing Details

Accession Number:
0000899243-17-010309
Form Type:
4
Zero Holdings:
No
Publication Time:
2017-04-14 16:00:28
Reporting Period:
2017-04-12
Filing Date:
2017-04-14
Accepted Time:
2017-04-14 16:00:28
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1501989 Cytomx Therapeutics Inc. CTMX () 4
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1192603 P Kevin Starr 29 Newbury Street, 3Rd Floor
Boston MA 02116
No No Yes No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2017-04-12 28,357 $16.36 31,419 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
Reported Non-Derivative Holdings
Sec. Name Remaning Holdings Nature of Ownership Explanation
Common Stock 5,170,348 Indirect See Footnote
Footnotes
  1. These shares are directly held by Third Rock Ventures, L.P. ("TRV"). The general partner of TRV is Third Rock Ventures GP, L.P. ("TRV GP"). The general partner of TRV GP is TRV GP, LLC ("TRV GP LLC"). The individual managers of TRV GP LLC are Mark Levin ("Levin"), Kevin Starr ("Starr") and Dr. Robert Tepper ("Tepper"). Each of TRV GP, TRV GP LLC, Levin, Starr and Tepper disclaims beneficial ownership of the shares except to the extent of its or his pecuniary interest therein, if any, and this report shall not be deemed an admission that it or he is the beneficial owner of such shares.