ClearSign Technologies Corp
CLIR- Exchange
- Nasdaq
- Industry
- Industrial Instruments For Measurement, Display, and Control
- SEC CIK
- 0001434524
In the last 90 days, ClearSign Technologies Corp insiders filed 1 open-market purchase and 0 sales; 24 institutions reported holding it in 13F filings for Q2 2026, worth $1.55M in total; no superinvestor holds it.
13F holders, Q1 2023
Institutional positions in ClearSign Technologies Corp as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 26
- −3 vs. Q4 2022
- Shares held
- 2.51M
- −44.6K (−1.7%) vs. Q4 2022
- Total value
- $2.00M
- +$635.9K (+46.5%) vs. Q4 2022
- New holders
- 1
- 8 more added
- Sold out
- 4
- 4 more reduced
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CLIR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 24 | $1.55M |
| Q1 2026 | 20 | $1.74M |
| Q4 2025 | 38 | $2.48M |
| Q3 2025 | 39 | $3.27M |
| Q2 2025 | 37 | $2.47M |
| Q1 2025 | 38 | $3.07M |
| Q4 2024 | 31 | $4.84M |
| Q3 2024 | 27 | $2.68M |
| Q2 2024 | 29 | $2.64M |
| Q1 2024 | 27 | $2.81M |
| Q4 2023 | 26 | $3.07M |
| Q3 2023 | 28 | $3.03M |
| Q2 2023 | 27 | $3.47M |
| Q1 2023 | 26 | $2.00M |
| Q4 2022 | 29 | $1.37M |
| Q3 2022 | 27 | $2.44M |
| Q2 2022 | 27 | $3.14M |
| Q1 2022 | 26 | $4.31M |
| Q4 2021 | 27 | $3.74M |
| Q3 2021 | 34 | $5.53M |
| Q2 2021 | 43 | $14.3M |
| Q1 2021 | 35 | $16.0M |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding ClearSign Technologies Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allworth Financial LP | 6 | $5 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 2,045 | $1.63K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 2,000 | $1.67K | 0.00% | +2,000 | New |
| Stonebridge Capital Advisors LLC | 2,600 | $2.08K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 4,000 | $3.19K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 4,940 | $3.94K | 0.00% | −5−0.1% | Reduced |
| UBS Group AG | 9,721 | $7.76K | 0.00% | +3,736+62.4% | Added |
| Rockefeller Capital Management L.P. | 12,300 | $9.00K | 0.00% | 00.0% | Unchanged |
| StoneX Group Inc. | 14,700 | $11.7K | 0.00% | −300−2.0% | Reduced |
| Tower Research Capital LLC (TRC) | 14,567 | $12.0K | 0.00% | −7,859−35.0% | Reduced |
| Centerpoint Advisors, LLC | 15,700 | $13.0K | 0.01% | 00.0% | Unchanged |
| Wells Fargo & Company | 21,313 | $17.0K | 0.00% | +50.0% | Added |
| Bank of New York Mellon Corp | 23,262 | $18.6K | 0.00% | 00.0% | Unchanged |
| Jackson Hole Capital Partners, LLC | 25,199 | $20.1K | 0.01% | 00.0% | Unchanged |
| Regal Investment Advisors LLC | 26,237 | $20.9K | 0.00% | +1,237+4.9% | Added |
| Millennium Management LLC | 29,079 | $23.0K | 0.00% | +8,242+39.6% | Added |
| Highland Capital Management, LLC | 32,454 | $25.9K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 36,513 | $29.1K | 0.00% | +11,962+48.7% | Added |
| Northern Trust Corp | 62,279 | $49.7K | 0.00% | +12,757+25.8% | Added |
| State Street Corp | 65,689 | $52.4K | 0.00% | 00.0% | Unchanged |
| DDD Partners, LLC | 100,000 | $79.8K | 0.01% | +10,000+11.1% | Added |
| Avidian Wealth Solutions, LLC | 125,995 | $100.5K | 0.01% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 258,956 | $206.6K | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 267,368 | $213.4K | 0.00% | +1,817+0.7% | Added |
| Stifel Financial Corp | 285,052 | $227.5K | 0.00% | −54,801−16.1% | Reduced |
| Vanguard Group Inc | 1,067,733 | $852.1K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −20,202−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −13,084−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −72−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −2−100.0% | Sold out |