SIMPLEX TRADING, LLC - FLEX PHARMA INC ownership

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FLEX PHARMA INC's ticker is and the CUSIP is 33938A955. A total of 2 filers reported holding FLEX PHARMA INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.0%.

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Filings
Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of FLEX PHARMA INC
ValueSharesWeighting
Q3 2018$0–20.0%0.00%–
Q2 2018$0
-100.0%
2
-66.7%
0.00%–
Q1 2018$1,000
-94.1%
6
-94.0%
0.00%
-100.0%
Q3 2017$17,000–100–0.00%–
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Other shareholders
FLEX PHARMA INC shareholders Q3 2018
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 2$00.00%
View complete list of FLEX PHARMA INC shareholders