CLIR — Clearsign Technologies Corp Institutional Holders · Q2 2026
Who owns Clearsign Technologies Corp (CLIR)? 24 institutions reported holding $1.55M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Vanguard Group Inc ($477,977), Simon Quick Advisors, LLC ($221,352), Geode Capital Management, LLC ($188,890).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $477,977 | 130,239 | Hold |
| 2 | SIMON QUICK ADVISORS, LLC | $221,352 | 60,314 | Hold |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $188,890 | 51,457 | Trimmed |
| 4 | Cambridge Investment Research Advisors, Inc. | $163,000 | 44,300 | Hold |
| 5 | Beacon Pointe Advisors, LLC | $99,725 | 27,173 | Hold |
| 6 | HighTower Advisors, LLC | $83,170 | 22,662 | Added |
| 7 | CITADEL ADVISORS LLC | $75,474 | 20,565 | New |
| 8 | BlackRock, Inc. | $71,576 | 19,503 | Hold |
| 9 | DDD Partners, LLC | $44,040 | 12,000 | Hold |
| 10 | NORTHERN TRUST CORP | $36,994 | 10,080 | New |
| 11 | Rockefeller Capital Management L.P. | $29,800 | 8,120 | Hold |
| 12 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $26,321 | 7,172 | Hold |
| 13 | WELLS FARGO & COMPANY/MN | $7,799 | 2,125 | Hold |
| 14 | Gleason Group, Inc. | $6,613 | 1,802 | Hold |
| 15 | Centerpoint Advisors, LLC | $6,000 | 1,560 | Hold |
| 16 | Tower Research Capital LLC (TRC) | $5,571 | 1,518 | Added |
| 17 | Royal Bank of Canada | $3,000 | 684 | New |
| 18 | DEUTSCHE BANK AG\ | $1,468 | 400 | Hold |
| 19 | UBS Group AG | $367 | 100 | New |
| 20 | BARCLAYS PLC | $121 | 33 | New |
| 21 | SBI Securities Co., Ltd. | $44 | 12 | Added |
| 22 | GROUP ONE TRADING LLC | $33 | 9 | Hold |
| 23 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 24 | Creative Planning | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30