Stocks › Medical Devices › LMRI

Lumexa Imaging LMRI

US equityMarket cap rank #3228Medical Devices

$10.59 −$0.12 (-1.12%)

Pre-market · Oct 8, 8:20 am ET · After hours $10.59 0.00%

Open$10.57

Prev close$10.71

Day range$10.49 – $10.71

Volume164.0K

Market cap$1.02B

P/E (TTM)–

Dividend yield–

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership112.8%0.00 pts vs. prior quarter

Institutions holding129+0 vs. prior quarter

Insider trades (recent)19 buys / 0 sellsNet buying

Short interest2.21% of floatDays to cover 7.3 · as of 15 Sep 2026

Short-sale volume share16.5%5-day average of daily volume

Short-sale volume as % of daily volume

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$1.59M (9 inflow days, 11 outflow days).

Net flow by order size, last 20 sessions

Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.

The five largest holders on file together own 88.8% of shares outstanding.

Largest holders

Welsh, Carson, Anderson & Stowe, L.P.69.57%
Charlotte Radiology Investors, LLC6.09%
Brown Advisory Incorporated6.01%
MFS Investment Management3.59%
WCAS Management Corporation3.52%
Think Investments LP2.66%
Janus Henderson Group plc2.24%
BlackRock1.46%

By investor type

VC/PE Fund73.09%
Mutual Fund24.76%
Hedge Fund7.35%
Private Company6.52%
Individual/Insider1.33%
Government Pension Fund0.80%
Public Company0.29%
Insurance Company0.02%

Reported short interest has fallen from 2.94% to 2.21% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Recent institutional activity

Holder	Type	Period	Share change	New stake
Brown Advisory Incorporated	Mutual Fund	2026/Q3	+4,072,497	6.0%
Think Investments LP	Hedge Fund	2026/Q3	+2,559,501	2.7%
MFS Investment Management	Mutual Fund	2026/Q3	+1,119,143	3.6%
Brigade Capital Management, LP	Mutual Fund	2026/Q3	+665,900	0.7%
Schonfeld Strategic Advisors LLC	Hedge Fund	2026/Q3	+568,189	0.8%
Silvercrest Asset Management Group LLC	Mutual Fund	2026/Q3	+467,339	0.5%
Royce & Associates, LP	Mutual Fund	2026/Q3	+459,040	0.8%
Bullseye Asset Management LLC	Hedge Fund	2026/Q3	+370,185	0.4%
Select Asset Management & Trust Company	Private Company	2026/Q3	+278,000	0.3%
Granahan Investment Management, LLC	Mutual Fund	2026/Q3	+263,156	0.3%
Adage Capital Management, L.P.	Hedge Fund	2026/Q3	+206,742	0.7%
Point72 Asset Management, L.P.	Hedge Fund	2026/Q3	+179,685	0.3%
Beck, Mack & Oliver LLC	Mutual Fund	2026/Q3	+170,700	0.2%
State of Wisconsin Investment Board	Government Pension Fund	2026/Q3	+146,486	0.2%
SEI Investments Company	Mutual Fund	2026/Q3	+136,153	0.2%

Institutional buy/sell activity by reporting period, largest moves first.

Insider transactions

Date	Insider	Title	Transaction	Shares	Price	Held after
9 Jun 2026	Brett Brodnax	Independent Director	Other Acquisition	+19,358	–	46,385
9 Jun 2026	Glenn Eisenberg	Independent Director	Other Acquisition	+19,358	–	19,358
9 Jun 2026	Bridget Karlin	Independent Director	Other Acquisition	+19,358	–	19,358
9 Jun 2026	Henry Cooper	Chair of the Board	Other Acquisition	+19,358	–	19,358
9 Jun 2026	Molly Joseph	Lead Independent Director	Other Acquisition	+19,358	–	32,872
9 Jun 2026	Robert Mittl	Chief Quality Officer & Director	Other Acquisition	+19,358	–	19,358
9 Jun 2026	Matthew Lungren	Independent Director	Other Acquisition	+19,358	–	19,358
18 May 2026	Brett Brodnax	Independent Director	Open Market Acquisition	+35,000	$7.25	35,000
13 May 2026	Henry Cooper	Chair of the Board	Open Market Acquisition	+30,000	$7.44	30,000
24 Feb 2026	James Walker	Chief Accounting Officer	Other Acquisition	+12,414	–	17,346
11 Dec 2025	Brett Brodnax	Independent Director	Other Acquisition	+27,027	–	27,027
11 Dec 2025	Caitlin Zulla	Chief Executive Officer	Other Acquisition	+129,728	–	129,728
11 Dec 2025	J. Martin	Chief Financial Officer	Other Acquisition	+54,054	–	54,054
11 Dec 2025	Molly Joseph	Lead Independent Director	Other Acquisition	+13,513	–	13,513
11 Dec 2025	Molly Joseph	Lead Independent Director	Other Acquisition	+13,514	–	13,514
11 Dec 2025	Russell Stewart	Chief Medical Officer	Other Acquisition	+8,464	–	8,464
11 Dec 2025	Julie Szeker	Chief Legal Officer	Other Acquisition	+81,081	–	81,081
11 Dec 2025	Julie Szeker	Chief Legal Officer	Derivative Exercise and Retained	+66,182	–	66,182
11 Dec 2025	James Walker	Chief Accounting Officer	Other Acquisition	+4,932	–	4,932
10 Dec 2025	Welsh, Carson, Anderson & Stowe, L.P.		Initial Statement of Beneficial	+0	–	27,992,564

From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.

Short interest, by report

Report date	Shares short	% of float	Days to cover
15 Sep 2026	2,126,195	2.2%	7.3
31 Aug 2026	2,607,173	2.7%	5.9
14 Aug 2026	2,544,737	2.6%	4.5
31 Jul 2026	2,761,182	2.9%	8.5
15 Jul 2026	2,522,541	2.6%	4.5
30 Jun 2026	2,824,392	2.9%	3.4

Discussion

No comments yet — be the first to weigh in on LMRI.