AETNA INC NEW

CUSIP: 00817Y108 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q3 2018
Shares 90,309 Value ($000) $18,319 Avg Close — Range —
Q2 2018
Shares 92,109 Value ($000) $16,902 Avg Close — Range —
Q1 2018
Shares 90,309 Value ($000) $15,262 Avg Close — Range —
Q3 2015
Shares 1,951 Value ($000) $213 Avg Close — Range —
Q2 2015
Shares 1,691 Value ($000) $216 Avg Close — Range —
Q1 2015
Shares 2,156 Value ($000) $230 Avg Close — Range —
Q4 2014
Shares 58,667 Value ($000) $5,211 Avg Close — Range —
Q4 2013
Shares 11,795 Value ($000) $809 Avg Close — Range —