ITT EDUCATIONAL SERVICES INC

Ticker: ESINQ CUSIP: 45068B109 Class: COM

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

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

Q3 2015

Shares 68,343 Value ($000) $234 Avg Close $3.70 Range $2.76 - $6.10

Q2 2015

Shares 46,144 Value ($000) $183 Avg Close $4.64 Range $1.93 - $7.19

Q1 2015

Shares 149,664 Value ($000) $1,016 Avg Close $7.82 Range $6.36 - $10.10

Q4 2014

Shares 1 Value ($000) $0 Avg Close $8.49 Range $3.66 - $14.10

Q2 2014

Shares 8,272 Value ($000) $138 Avg Close $22.79 Range $16.20 - $29.89

Q4 2013

Shares 32 Value ($000) $1 Avg Close $35.90 Range $27.97 - $42.80

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	68,343	$234	$3.70	$2.76 - $6.10
Q2 2015	46,144	$183	$4.64	$1.93 - $7.19
Q1 2015	149,664	$1,016	$7.82	$6.36 - $10.10
Q4 2014	1	$0	$8.49	$3.66 - $14.10
Q2 2014	8,272	$138	$22.79	$16.20 - $29.89
Q4 2013	32	$1	$35.90	$27.97 - $42.80