→ Flex Pharma, Inc. DCOY

Stake: — Shares: —

Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 6/100

Passive Schedule 13G filer baseline

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

4 13D/G filings on this issuer

3 other filings besides this one

Filer Track Record

5 filings by this filer

4 other filings in the data moat

Short Interest · settle 2026-10-15

DTC 1.00

97,605 shares short · -35.1% vs prior

Other 13D/G Filings on Flex Pharma, Inc.

Filed	Form	Filer	Stake	Shares
2020-02-21	SC	Sharma Sunil	—	—	view →
2020-02-21	SC	Northrup Jonathan P	—	—	view →
2018-01-05	SC	PRIMECAP MANAGEMENT CO/CA/	—	—	view →

Other Filings by PRIMECAP MANAGEMENT CO/CA/

Filed	Form	Issuer	Stake	Shares
2026-08-06	SCHEDULE 13G	Amentum Holdings, Inc.	—	—	view →
2018-01-05	SC	Flex Pharma, Inc. DCOY	—	—	view →
2018-01-04	SC	Alkermes plc. ALKS	—	—	view →
2018-01-04	SC	AXCELIS TECHNOLOGIES INC ACLS	—	—	view →

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