YANDEX N V

Ticker: NBIS CUSIP: N97284108 Class: Common Stock

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q3 2018

Shares 30,510 Value ($000) $1,003 Avg Close — Range —

Q2 2018

Shares 15,255 Value ($000) $548 Avg Close — Range —

Q1 2018

Shares 3,765 Value ($000) $149 Avg Close — Range —

Q4 2017

Shares 3,765 Value ($000) $123 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	30,510	$1,003	—	—
Q2 2018	15,255	$548	—	—
Q1 2018	3,765	$149	—	—
Q4 2017	3,765	$123	—	—