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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 1,067,733 | $852.1K | 0.00% | 00.0% | Unchanged |
| Stifel Financial Corp | 285,052 | $227.5K | 0.00% | −54,801−16.1% | Reduced |
| BlackRock Inc. | 267,368 | $213.4K | 0.00% | +1,817+0.7% | Added |
| Geode Capital Management, LLC | 258,956 | $206.6K | 0.00% | 00.0% | Unchanged |
| Avidian Wealth Solutions, LLC | 125,995 | $100.5K | 0.01% | 00.0% | Unchanged |
| DDD Partners, LLC | 100,000 | $79.8K | 0.01% | +10,000+11.1% | Added |
| State Street Corp | 65,689 | $52.4K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 62,279 | $49.7K | 0.00% | +12,757+25.8% | Added |
| Citadel Advisors LLC | 36,513 | $29.1K | 0.00% | +11,962+48.7% | Added |
| Highland Capital Management, LLC | 32,454 | $25.9K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 29,079 | $23.0K | 0.00% | +8,242+39.6% | Added |
| Regal Investment Advisors LLC | 26,237 | $20.9K | 0.00% | +1,237+4.9% | Added |
| Jackson Hole Capital Partners, LLC | 25,199 | $20.1K | 0.01% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 23,262 | $18.6K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 21,313 | $17.0K | 0.00% | +50.0% | Added |
| Centerpoint Advisors, LLC | 15,700 | $13.0K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 14,567 | $12.0K | 0.00% | −7,859−35.0% | Reduced |
| StoneX Group Inc. | 14,700 | $11.7K | 0.00% | −300−2.0% | Reduced |
| Rockefeller Capital Management L.P. | 12,300 | $9.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 9,721 | $7.76K | 0.00% | +3,736+62.4% | Added |
| Morgan Stanley | 4,940 | $3.94K | 0.00% | −5−0.1% | Reduced |
| Deutsche Bank AG | 4,000 | $3.19K | 0.00% | 00.0% | Unchanged |
| Stonebridge Capital Advisors LLC | 2,600 | $2.08K | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 2,000 | $1.67K | 0.00% | +2,000 | New |
| Group One Trading, L.P. | 2,045 | $1.63K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 6 | $5 | 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 |