PLEXUS CORP

Ticker: PLXS CUSIP: 729132100 Class: EQTY

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q3 2016

Shares 35,100 Value ($000) $1,641 Avg Close $45.83 Range $41.55 - $47.94

Q4 2014

Shares 15,700 Value ($000) $646 Avg Close $39.00 Range $34.07 - $43.19

Q3 2014

Shares 25,000 Value ($000) $923 Avg Close $40.50 Range $36.93 - $44.77

Q2 2014

Shares 25,000 Value ($000) $1,081 Avg Close $41.80 Range $38.84 - $45.53

Q1 2014

Shares 25,000 Value ($000) $1,000 Avg Close $40.84 Range $36.81 - $44.16

Q4 2013

Shares 16,900 Value ($000) $731 Avg Close $39.63 Range $36.25 - $43.43

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	35,100	$1,641	$45.83	$41.55 - $47.94
Q4 2014	15,700	$646	$39.00	$34.07 - $43.19
Q3 2014	25,000	$923	$40.50	$36.93 - $44.77
Q2 2014	25,000	$1,081	$41.80	$38.84 - $45.53
Q1 2014	25,000	$1,000	$40.84	$36.81 - $44.16
Q4 2013	16,900	$731	$39.63	$36.25 - $43.43