F5 NETWORKS INC

Ticker: FFIV CUSIP: 315616102 Class: EQTY

Robeco Schweiz AG's Holding History (CIK: 0001418427)

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

Q3 2015

Shares 7,150 Value ($000) $822 Avg Close $122.44 Range $111.43 - $135.20

Q2 2015

Shares 5,150 Value ($000) $618 Avg Close $122.95 Range $111.33 - $128.08

Q1 2015

Shares 4,720 Value ($000) $544 Avg Close $117.67 Range $108.60 - $132.99

Q4 2014

Shares 11,300 Value ($000) $1,500 Avg Close $124.66 Range $106.82 - $136.11

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	7,150	$822	$122.44	$111.43 - $135.20
Q2 2015	5,150	$618	$122.95	$111.33 - $128.08
Q1 2015	4,720	$544	$117.67	$108.60 - $132.99
Q4 2014	11,300	$1,500	$124.66	$106.82 - $136.11