Filing Flows

Filing Flows › ClearSign Technologies (CLIR) › Who owns the stock

Who owns ClearSign Technologies (CLIR) stock

24 funds reported ClearSign Technologies (CLIR) shares in their latest 13F filings, worth $1.5M in all. The largest holder is Vanguard Capital Management LLC ($387K). Last quarter 8 funds added to their stakes and 3 cut them.

Largest holders of CLIR (13F)Largest holders of CLIR (13F)Vanguard Capital Management LLC$387KSimon Quick Advisors, LLC$214KGeode Capital Management, LLC$189KCambridge Investment Research Adv…$157KBeacon Pointe Advisors, LLC$100KVanguard Fiduciary Trust$86KHighTower Advisors, LLC$83KCitadel Advisors LLC$75KBlackRock$72KDDD Partners, LLC$43K

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Capital Management LLC105,429$387Kunchanged2026-06-30
Simon Quick Advisors, LLC60,314$214Kunchanged2026-09-30
Geode Capital Management, LLC51,457$189Kdecrease2026-06-30
Cambridge Investment Research Advisors44,300$157Kunchanged2026-09-30
Beacon Pointe Advisors, LLC27,173$100Kunchanged2026-06-30
Vanguard Fiduciary Trust23,460$86Kunchanged2026-06-30
HighTower Advisors, LLC22,662$83Kincrease2026-06-30
Citadel Advisors LLC20,565$75Knew2026-06-30
BlackRock19,503$72Kunchanged2026-06-30
DDD Partners, LLC12,000$43Kunchanged2026-09-30
Northern Trust10,080$37Knew2026-06-30
Rockefeller Capital Management L.P.8,120$30Kunchanged2026-06-30
Northwestern Mutual Wealth Management7,172$26Kunchanged2026-06-30
Wells Fargo2,125$8Kunchanged2026-06-30
Gleason Group1,802$6Kunchanged2026-09-30

ClearSign Technologies' latest quarter

ClearSign Technologies, Q2 2026: revenue $560K (+321% year over year), operating margin -267.5%, net loss $1.3M, operating cash flow −$1.2M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most CLIR stock?

By the latest 13F filings: Vanguard Capital Management LLC ($387K); Simon Quick Advisors, LLC ($214K); Geode Capital Management, LLC ($189K); Cambridge Investment Research Advisors ($157K); Beacon Pointe Advisors, LLC ($100K).

What is the short interest in CLIR?

15,234 shares were sold short at the 2026-10-15 settlement, 14.78% of the float.

Open the interactive view →

Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.