13F reference period
Q2 2026
Security Snapshot
Lumexa Imaging Holdings, Inc. - Common stock, par value $0.0001 per share (LMRI) Institutional Ownership
CUSIP: 550249106
13F Institutional Holders and Ownership History from Q4 2025 to Q3 2026
Institutions Reporting
101
Shares (Excl. Options)
31.42M
Full value: 31,424,293 · shares · 30 Jun 2026Price
$11.28
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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- Security type / class
- Equity / Common stock, par value $0.0001 per share
- Symbol
- LMRI on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 31,424,293
- Total 13F value
- $354,660,592
- Portfolio coverage rank
- 0%
- Share change
- +2,397,903
- Value change
- +$39,047,537
- Number of holders
- 101
- Shares outstanding
- 96,100,905
- SEC-reported price per share
- $10.33
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- LMRI - Lumexa Imaging Holdings, Inc. - Common stock, par value $0.0001 per share is tracked under CUSIP 550249106.
- 101 institutions reported positions in Q2 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 89 to 101 between Q1 2026 and Q2 2026.
- SEC-reported value moved from to
$248.38M
Full value: $248,384,818 · USD · 31 Mar 2026.$354.66M
Full value: $354,660,592 · USD · 30 Jun 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 101 institutions filings for Q2 2026.
Security key
550249106
13F reference period
Q2 2026
13F holders
101
13D/G owners
2
CIK / CUSIP context first
Open Q2 2026 holders
LMRI full holder history
Lumexa Imaging Holdings, Inc. SEC filings
Lumexa Imaging Holdings, Inc. company facts
Lumexa Imaging Holdings, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 550249106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
LMRI
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Welsh, Carson, Anderson & Stowe XII, L.P. | 74% | $1,124,886,208 | 70,217,616 | Welsh, Carson, Anderson & Stowe XII, L.P. | 31 Dec 2025 | |||
| BROWN ADVISORY INC | 6.1% | $71,050,090 | 5,842,935 | BROWN ADVISORY INC | 30 Jun 2026 |
As of 30 Jun 2026,
101
institutional investors reported holding
shares of
Lumexa Imaging Holdings, Inc. - Common stock, par value $0.0001 per share (LMRI).
This represents
33%
of the company’s total
outstanding shares.
31.42M
Full value: 31,424,293 · shares · 30 Jun 202696.1M
Full value: 96,100,905 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
29%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BROWN ADVISORY INC | 6% | 5,777,574 | +239% | 0.1% | $65,171,034 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 3.6% | 3,453,723 | +48% | 0.01% | $38,957,996 |
| Think Investments LP | 2.7% | 2,559,501 | 3.6% | $28,871,171 | |
| Jupiter Topco LLC | 2.2% | 2,151,538 | 0% | 0.01% | $24,269,348 |
| BlackRock, Inc. | 1.5% | 1,398,112 | -8.4% | 0% | $15,770,703 |
| JPMORGAN CHASE & CO | 1.2% | 1,154,463 | +4.5% | 0% | $13,253,235 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1.1% | 1,070,325 | +1.1% | 0% | $12,073,266 |
| GOLDMAN SACHS GROUP INC | 0.84% | 807,428 | +5.5% | 0% | $9,107,787 |
| ROYCE & ASSOCIATES LP | 0.82% | 789,040 | +139% | 0.07% | $8,900,371 |
| Schonfeld Strategic Advisors LLC | 0.8% | 768,890 | +283% | 0.05% | $8,673,077 |
| BRIGADE CAPITAL MANAGEMENT, LP | 0.69% | 665,900 | 4.9% | $7,511,352 | |
| RTW INVESTMENTS, LP | 0.68% | 650,000 | 0% | 0.06% | $7,332,000 |
| MILLENNIUM MANAGEMENT LLC | 0.65% | 627,989 | -12% | 0% | $7,083,716 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.65% | 626,318 | -7.1% | 0% | $7,066,966 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 0.65% | 625,270 | +49% | 0.01% | $7,053,046 |
| ArrowMark Colorado Holdings LLC | 0.63% | 602,049 | -64% | 0.28% | $6,791,113 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 0.62% | 600,000 | -54% | 0.01% | $6,768,000 |
| Longaeva Partners L.P. | 0.55% | 528,801 | -5.1% | 0.17% | $5,964,875 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 0.49% | 467,339 | 0.03% | $5,271,584 | |
| STATE STREET CORP | 0.48% | 459,128 | +22% | 0% | $5,178,964 |
| FRANKLIN RESOURCES INC | 0.47% | 448,543 | +39% | 0% | $5,059,565 |
| Bullseye Asset Management LLC | 0.41% | 390,185 | +1851% | 2.2% | $4,402,000 |
| Prescott Group Capital Management, L.L.C. | 0.37% | 357,050 | 0% | 0.35% | $4,027,524 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 0.3% | 292,921 | -4.1% | 0.01% | $3,304,149 |
| Point72 Asset Management, L.P. | 0.29% | 280,963 | +177% | 0% | $3,169,263 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
4
Headline period
Q2 2026
Rows shown
1-4 of 4
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 3,222,095 | $33,028,308 | +$21,778,502 | $10.25 | 17 |
| 2026 Q2 | 31,424,293 | $354,660,592 | +$39,047,537 | $11.28 | 101 |
| 2026 Q1 | 28,962,508 | $248,384,818 | -$25,626,637 | $8.60 | 89 |
| 2025 Q4 | 28,278,609 | $523,154,993 | +$523,155,031 | $18.50 | 62 |