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SCHEDULE Filed 2025-02-19 Event 2025-02-14 SEC 0001014108-25-000018 →

clirSPV LLC ClearSign Technologies Corp CLIR

Stake: 4.30% Shares: 2,249,027 CUSIP: 185064102 Class: Common Stock

Item 4 — Purpose of Transaction

The responses to Item 4 contained in the Reporting Persons initial filing on Schedule 13D are incorporated herein by this reference.

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
2 13D/G filings on this issuer
1 other filing besides this one
Filer Track Record
1 filings by this filer
0 other filings in the data moat
Short Interest · settle 2026-03-31
DTC 2.27
45,549 shares short · -82.7% vs prior

Other 13D/G Filings on ClearSign Technologies Corp

FiledFormFilerStakeShares
2018-03-07 SC MARLETT CHRISTOPHER A view →

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