clirSPV LLC - 14 Feb 2025 SCHEDULE 13D/A Report for ClearSign Technologies Corporation Common Stock (CLIR)

Filing Manager
clirSPV LLC
Reporting Manager
HOFFMAN Robert Thurston Sr
Security
ClearSign Technologies Corporation Common Stock
Symbol
CLIR
Shares outstanding
52,302,953 shares
Disclosed Ownership
2,249,027 shares
Ownership
4.3%
Form type
SCHEDULE 13D/A
Filing time
19 Feb 2025, 17:05:52 UTC
Date of event
14 Feb 2025
SEC
View on sec.gov

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Quoteable Key Fact

"clirSPV LLC disclosed 4.3% ownership in ClearSign Technologies Corporation Common Stock (CLIR) on 14 Feb 2025."

Quick Takeaways

  • clirSPV LLC filed SCHEDULE 13D/A for ClearSign Technologies Corporation Common Stock (CLIR).
  • Disclosed ownership: 4.3%.
  • Date of event: 14 Feb 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 19 Feb 2025, 17:05.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
clirSPV LLC 3.3% 1,714,544 0 1,714,544 Robert T. Hoffman Sr. Robert T. Hoffman Sr./Manager 0001747304
GPclirSPV LLC 3.3% 1,714,544 0 1,714,544 Robert T. Hoffman Sr. Robert T. Hoffman Sr./Manager 0001749087
HOFFMAN Robert Thurston Sr 4.3% 2,249,027 534,483 1,714,544 Robert T. Hoffman Sr. Robert T. Hoffman Sr. 0001748409
Princeton Opportunity Management LLC 3.3% 1,714,544 0 1,714,544 Robert T. Hoffman Sr. Robert T. Hoffman Sr./Manager 0001749086

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