REXAHN PHARMACEUTICALS INC

CUSIP: 761640101 Class: COM

SUSQUEHANNA INTERNATIONAL GROUP, LLP's Holding History (CIK: 0001446194)

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

Q4 2015
Shares 18,119 Value ($000) $7 Avg Close — Range —
Q1 2015
Shares 14,987 Value ($000) $11 Avg Close — Range —
Q4 2014
Shares 51,337 Value ($000) $36 Avg Close — Range —