MERCK & CO INC

CUSIP: 589331107 Class: COM

Yorktown Management & Research Co Inc's Holding History (CIK: 0001313559)

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

Q2 2017
Shares 4,500 Value ($000) $288 Avg Close — Range —
Q1 2017
Shares 4,500 Value ($000) $286 Avg Close — Range —
Q4 2016
Shares 4,500 Value ($000) $265 Avg Close — Range —
Q3 2016
Shares 4,500 Value ($000) $281 Avg Close — Range —
Q2 2016
Shares 4,500 Value ($000) $259 Avg Close — Range —
Q1 2016
Shares 4,500 Value ($000) $238 Avg Close — Range —
Q4 2015
Shares 43,500 Value ($000) $2,298 Avg Close — Range —
Q3 2015
Shares 43,500 Value ($000) $2,148 Avg Close — Range —
Q2 2015
Shares 25,700 Value ($000) $1,463 Avg Close — Range —
Q1 2015
Shares 25,700 Value ($000) $1,478 Avg Close — Range —
Q4 2014
Shares 25,700 Value ($000) $1,460 Avg Close — Range —
Q3 2014
Shares 28,200 Value ($000) $1,672 Avg Close — Range —
Q2 2014
Shares 28,200 Value ($000) $1,631 Avg Close — Range —
Q1 2014
Shares 28,200 Value ($000) $1,601 Avg Close — Range —
Q4 2013
Shares 28,200 Value ($000) $1,411 Avg Close — Range —
Q3 2013
Shares 28,200 Value ($000) $1,342 Avg Close — Range —
Q2 2013
Shares 28,200 Value ($000) $1,310 Avg Close — Range —