FORTINET INC

Ticker: FTNT CUSIP: 34959E109 Class: COM

Starboard Value LP's Holding History (CIK: 0001517137)

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

Q4 2017

Shares 3,516,406 Value ($000) $153,632 Avg Close $8.15 Range $7.18 - $9.13

Q3 2017

Shares 3,920,610 Value ($000) $140,515 Avg Close $7.59 Range $7.09 - $8.31

Q2 2017

Shares 4,470,610 Value ($000) $167,380 Avg Close $7.75 Range $7.15 - $8.27

Q1 2017

Shares 4,173,424 Value ($000) $160,051 Avg Close $7.07 Range $5.98 - $7.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	3,516,406	$153,632	$8.15	$7.18 - $9.13
Q3 2017	3,920,610	$140,515	$7.59	$7.09 - $8.31
Q2 2017	4,470,610	$167,380	$7.75	$7.15 - $8.27
Q1 2017	4,173,424	$160,051	$7.07	$5.98 - $7.71