WEST CORP

CUSIP: 952355204 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q3 2017
Shares 188,598 Value ($000) $4,426 Avg Close — Range —
Q2 2017
Shares 204,017 Value ($000) $4,758 Avg Close — Range —
Q1 2017
Shares 308,911 Value ($000) $7,544 Avg Close — Range —
Q4 2016
Shares 398,034 Value ($000) $9,855 Avg Close — Range —
Q3 2016
Shares 626,971 Value ($000) $13,844 Avg Close — Range —
Q2 2016
Shares 534,216 Value ($000) $10,503 Avg Close — Range —
Q1 2016
Shares 598,076 Value ($000) $13,648 Avg Close — Range —
Q4 2015
Shares 669,036 Value ($000) $14,431 Avg Close — Range —
Q3 2015
Shares 728,288 Value ($000) $16,314 Avg Close — Range —
Q2 2015
Shares 751,039 Value ($000) $22,606 Avg Close — Range —
Q1 2015
Shares 976,418 Value ($000) $32,935 Avg Close — Range —
Q4 2014
Shares 38,524 Value ($000) $1,271 Avg Close — Range —
Q3 2014
Shares 47,061 Value ($000) $1,386 Avg Close — Range —
Q2 2014
Shares 56,713 Value ($000) $1,520 Avg Close — Range —
Q1 2014
Shares 22,458 Value ($000) $537 Avg Close — Range —
Q4 2013
Shares 8,398 Value ($000) $216 Avg Close — Range —
Q3 2013
Shares 111,772 Value ($000) $2,478 Avg Close — Range —
Q2 2013
Shares 153,345 Value ($000) $3,395 Avg Close — Range —