FORMFACTOR INC

Ticker: FORM CUSIP: 346375108 Class: EQTY

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017

Shares 11,004 Value ($000) $172 Avg Close $16.73 Range $14.75 - $18.65

Q4 2016

Shares 664 Value ($000) $7 Avg Close $10.66 Range $8.55 - $12.05

Q3 2016

Shares 657 Value ($000) $7 Avg Close $10.06 Range $8.53 - $11.19

Q1 2015

Shares 2,822 Value ($000) $25 Avg Close $8.69 Range $7.35 - $10.29

Q4 2014

Shares 8,952 Value ($000) $77 Avg Close $7.85 Range $5.83 - $9.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	11,004	$172	$16.73	$14.75 - $18.65
Q4 2016	664	$7	$10.66	$8.55 - $12.05
Q3 2016	657	$7	$10.06	$8.53 - $11.19
Q1 2015	2,822	$25	$8.69	$7.35 - $10.29
Q4 2014	8,952	$77	$7.85	$5.83 - $9.08