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, Q4 2024
Institutional positions in ClearSign Technologies Corp as of Dec 31, 2024. 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
- 31
- +5 vs. Q3 2024
- Shares held
- 3.36M
- +254.5K (+8.2%) vs. Q3 2024
- Total value
- $4.84M
- +$2.20M (+83.4%) vs. Q3 2024
- New holders
- 7
- 8 more added
- Sold out
- 2
- 4 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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, Q4 2024
Shares, value and share of portfolio for each institution holding ClearSign Technologies Corp; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 1,115,355 | $1.61M | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 536,995 | $773.4K | 0.00% | +15,766+3.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 453,000 | $652.0K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 210,286 | $302.8K | 0.00% | +3,216+1.6% | Added |
| BlackRock, Inc. | 199,304 | $287.0K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 126,809 | $182.6K | 0.00% | 00.0% | Unchanged |
| DDD Partners, LLC | 105,000 | $151.2K | 0.02% | −10,000−8.7% | Reduced |
| State Street Corp | 88,989 | $128.1K | 0.00% | +23,300+35.5% | Added |
| Northern Trust Corp | 75,466 | $108.7K | 0.00% | +14,521+23.8% | Added |
| Renaissance Technologies LLC | 58,500 | $84.2K | 0.00% | +58,500 | New |
| Raymond James Financial Inc | 51,832 | $74.6K | 0.00% | +51,832 | New |
| Disciplined Investments, LLC | 47,148 | $67.9K | 0.03% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 42,649 | $61.4K | 0.00% | +42,649 | New |
| Prevail Innovative Wealth Advisors, LLC | 38,306 | $55.2K | 0.02% | 00.0% | Unchanged |
| Citadel Advisors LLC | 34,134 | $49.2K | 0.00% | +34,134 | New |
| Highland Capital Management, LLC | 32,454 | $46.7K | 0.00% | 00.0% | Unchanged |
| Americana Partners, LLC | 30,000 | $43.2K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 25,555 | $36.8K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 23,829 | $34.3K | 0.00% | +13,892+139.8% | Added |
| Wells Fargo & Company | 21,050 | $30.3K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 19,713 | $28.4K | 0.00% | +7,970+67.9% | Added |
| Centerpoint Advisors, LLC | 15,700 | $23.0K | 0.01% | 00.0% | Unchanged |
| Deutsche Bank AG | 4,000 | $5.76K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 3,573 | $5.00K | 0.00% | +2,578+259.1% | Added |
| Tower Research Capital LLC (TRC) | 1,639 | $2.36K | 0.00% | −2,267−58.0% | Reduced |
| SBI Securities Co., Ltd. | 642 | $924 | 0.00% | +642 | New |
| Bank of America Corp | 414 | $596 | 0.00% | +3+0.7% | Added |
| JPMorgan Chase & Co | 94 | $135 | 0.00% | −4−4.1% | Reduced |
| Citigroup Inc | 23 | $33 | 0.00% | +23 | New |
| Allworth Financial LP | 6 | $9 | 0.00% | −83−93.3% | Reduced |
| Navigoe, LLC | 23 | $0 | 0.00% | +23 | New |
| Planned Solutions, Inc. | 0 | $0 | 0.00% | −1,680−100.0% | Sold out |
| Maryland Capital Advisors Inc. | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Raymond James Financial Services Advisors, Inc. | – | – | – | – | Not filed |