FLEX PHARMA INC

CUSIP: 33938A105 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q1 2018
Shares 268 Value ($000) $1 Avg Close — Range —
Q4 2017
Shares 646 Value ($000) $2 Avg Close — Range —
Q3 2017
Shares 1,178 Value ($000) $4 Avg Close — Range —
Q1 2017
Shares 330 Value ($000) $1 Avg Close — Range —
Q4 2016
Shares 1,869 Value ($000) $10 Avg Close — Range —
Q2 2016
Shares 1,003 Value ($000) $10 Avg Close — Range —
Q4 2015
Shares 412 Value ($000) $5 Avg Close — Range —
Q3 2015
Shares 2,417 Value ($000) $29 Avg Close — Range —
Q1 2015
Shares 1,556 Value ($000) $30 Avg Close — Range —