Lumexa Imaging Holdings, Inc.
LMRI- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0002071288
No open-market purchases or sales by Lumexa Imaging Holdings, Inc. insiders were filed in the last 90 days; 102 institutions reported holding it in 13F filings for Q2 2026, worth $354.7M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Lumexa Imaging Holdings, Inc. as of Mar 31, 2026. 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
- 90
- +30 vs. Q4 2025
- Shares held
- 31.9M
- +3.90M (+13.9%) vs. Q4 2025
- Total value
- $303.5M
- −$215.2M (−41.5%) vs. Q4 2025
- New holders
- 47
- 24 more added
- Sold out
- 17
- 15 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting LMRI 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 | 102 | $354.7M |
| Q1 2026 | 90 | $303.5M |
| Q4 2025 | 62 | $523.2M |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Lumexa Imaging Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Laurion Capital Management LP | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −68,326−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −36,193−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −12,810−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −11,340−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −999−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Sandia Investment Management LP | – | – | – | – | Not filed |