MARINUS PHARMACEUTICALS INC

CUSIP: 56854Q101 Class: COM

EMERALD ADVISERS, LLC's Holding History (CIK: 0001015083)

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

Q4 2015
Shares 193,228 Value ($000) $1,476 Avg Close — Range —
Q3 2015
Shares 188,522 Value ($000) $1,572 Avg Close — Range —
Q2 2015
Shares 185,462 Value ($000) $2,151 Avg Close — Range —
Q1 2015
Shares 387,134 Value ($000) $3,372 Avg Close — Range —
Q4 2014
Shares 272,013 Value ($000) $2,875 Avg Close — Range —
Q3 2014
Shares 157,540 Value ($000) $1,019 Avg Close — Range —