Filing Details

Accession Number:
0001336716-15-000003
Form Type:
4
Zero Holdings:
No
Publication Time:
2015-03-02 17:21:06
Reporting Period:
2015-02-26
Filing Date:
2015-03-02
Accepted Time:
2015-03-02 17:21:06
SEC Url:
Form 4 Filing
Issuer
Cik Name Symbol Sector (SIC) IRS No
1595974 Rubicon Project Inc. RUBI Services-Computer Programming, Data Processing, Etc. (7370) 208881738
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1197111 T Robert Vasan 2484 Sand Hill Road
Menlo Park CA 94025
No No No Yes
1336716 P L Delaware A Xii Mayfield 2484 Sand Hill Road
Menlo Park CA 94025
No No Yes No
1351825 Xii Fund Associates Mayfield 2484 Sand Hill Road
Menlo Park CA 94025
No No Yes Yes
1404295 T James Beck 2484 Sand Hill Road
Menlo Park CA 94025
No No No Yes
1404328 Xii Fund Principals Mayfield 2484 Sand Hill Road
Menlo Park CA 94025
No No Yes Yes
1404329 Mayfield Xii Management, L.l.c. 2484 Sand Hill Road
Menlo Park CA 94025
No No Yes Yes
1405494 Navin Chaddha 2484 Sand Hill Road
Menlo Park CA 94025
No No No Yes
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 2015-02-26 144,833 $19.16 3,844,539 No 4 S Direct
Common Stock Disposition 2015-02-26 2,240 $19.16 59,451 No 4 S Indirect By Mayfield Associates Fund XII
Common Stock Disposition 2015-02-26 2,240 $19.16 59,451 No 4 S Indirect By Mayfield Principals Fund XII
Common Stock Disposition 2015-02-27 89,640 $18.93 3,754,899 No 4 S Direct
Common Stock Disposition 2015-02-27 1,386 $18.93 58,065 No 4 S Indirect By Mayfield Associates Fund XII
Common Stock Disposition 2015-02-27 1,386 $18.93 58,065 No 4 S Indirect By Mayfield Principals Fund XII
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct
No 4 S Indirect By Mayfield Associates Fund XII
No 4 S Indirect By Mayfield Principals Fund XII
No 4 S Direct
No 4 S Indirect By Mayfield Associates Fund XII
No 4 S Indirect By Mayfield Principals Fund XII
Footnotes
  1. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $19.00 to $19.96, inclusive. The Reporting Persons undertake to provide to The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.
  2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $18.85 to $19.37, inclusive. The Reporting Persons undertake to provide to The Rubicon Project, Inc., any security holder of The Rubicon Project, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.
  3. Mayfield XII Management, L.L.C. ("MF XII Management") is the sole general partner of each of Mayfield XII, a Delaware Limited Partnership ("MF XII") and Mayfield Associates Fund XII, a Delaware Limited Partnership ("MF A XII"), and is the sole managing director of Mayfield Principals Fund XII, a Delaware Multiple Series LLC ("MF PF XII"), and in such capacity may be deemed to beneficially own the shares of common stock beneficially held by each of MF XII, MF A XII and MF PF XII. MF XII Management is managed by three managing directors, James T. Beck, Navin Chaddha and Robert T. Vasan, and all action by the managing directors relating to the voting or disposition of the shares of common stock beneficially held by each of MF XII, MF A XII and MF PF XII requires approval of a majority of the managing directors.
  4. Each of James T. Beck, Navin Chaddha, and Robert T. Vasan, as the managing directors of MF XII Management, may be deemed to share beneficial ownership of the shares that are beneficially owned by MF XII Management, but each disclaims such beneficial ownership, except to the extent of his pecuniary interest therein.
  5. The filing of this statement shall not be deemed an admission that, for the purposes of Section 16 of the Securities Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of equity securities covered by this statement.