Sigma Investors IV, L.P.

Track record of Sigma Investors IV, L.P.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Sigma Investors IV, L.P.

Co-insiders of Sigma Investors IV, L.P.

• ADVANCED TECHNOLOGY VENTURES V LPCELEBRATE EXPRESS, INC.
• Alhadeff DinaCELEBRATE EXPRESS, INC.
• ARCH ENTREPRENEURS FUND LPCELEBRATE EXPRESS, INC.
• ARCH VENTURE FUND IV L PCELEBRATE EXPRESS, INC.
• ARCH VENTURE PARTNERS IV LLCCELEBRATE EXPRESS, INC.
• ATV Associates V LLCCELEBRATE EXPRESS, INC.
• ATV ENTREPRENEURS V LPCELEBRATE EXPRESS, INC.
• Baloff Steven NCELEBRATE EXPRESS, INC.
• BYBEE CLINTONCELEBRATE EXPRESS, INC.
• Carusi Michael ACELEBRATE EXPRESS, INC.
• CRANDELL KEITHCELEBRATE EXPRESS, INC.
• Demuesy EstelleCELEBRATE EXPRESS, INC.
• Egler Harold JCELEBRATE EXPRESS, INC.
• Eisenberg MichaelCELEBRATE EXPRESS, INC.
• Everhart Dennis RCELEBRATE EXPRESS, INC.
• GALVIN KRISTOPHER SCELEBRATE EXPRESS, INC.
• Green Kevin ACELEBRATE EXPRESS, INC.
• Hughes Donald RCELEBRATE EXPRESS, INC.
• Jewell Jan ACELEBRATE EXPRESS, INC.
• Jewell Michael KCELEBRATE EXPRESS, INC.
• Kendall DeWittCELEBRATE EXPRESS, INC.
• LAZARUS STEVENCELEBRATE EXPRESS, INC.
• LIDDLE LORICELEBRATE EXPRESS, INC.
• MCDOWELL ALLEN LCELEBRATE EXPRESS, INC.
• McGarvey TimCELEBRATE EXPRESS, INC.
• NELSEN ROBERTCELEBRATE EXPRESS, INC.
• Reynolds JeanCELEBRATE EXPRESS, INC.
• Roberts TravisCELEBRATE EXPRESS, INC.
• Roseman StephenCELEBRATE EXPRESS, INC.
• SANSOLO JACKCELEBRATE EXPRESS, INC.
• SCHILLER PIETER JCELEBRATE EXPRESS, INC.
• Shubin Stein Kenneth HCELEBRATE EXPRESS, INC.
• Sigma Associates IV, L.P.CELEBRATE EXPRESS, INC.
• SIGMA MANAGEMENT IV LLCCELEBRATE EXPRESS, INC.
• Sigma Partners IV, L.P.CELEBRATE EXPRESS, INC.
• Sommers Beth YCELEBRATE EXPRESS, INC.
• Spencer Capital Management, LLCCELEBRATE EXPRESS, INC.
• Tuttle LisaCELEBRATE EXPRESS, INC.
• Usarzewicz Louis SCELEBRATE EXPRESS, INC.
• Weinstein Ronald ACELEBRATE EXPRESS, INC.
• White DarinCELEBRATE EXPRESS, INC.