Merit Medical Systems, Inc. (MMSI)
Nasdaq: MMSI · Surgical & Medical Instruments & Apparatus · South Jordan, UT · filing with the SEC since 1996
Grade5.8
◀ Past 6.5● Present 5.9▶ Future 5.0
Who owns Merit Medical Systems, Inc.
As filed with the SECHolders of 5% or more
3
Blackrock, Inc. holds 14.1% of Common Stock, as its SCHEDULE 13G/A filed Oct 17, 2025 says.
Directors and officers
17
report now, of 33 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 3 named at left.
Holders of 5% or moreshare of the class, as filed
Blackrock, Inc.
SCHEDULE 13G/A · filed Oct 17, 2025 · Common Stock
Vanguard Portfolio Management
SCHEDULE 13G · filed Apr 29, 2026 · Common Stock
Vanguard Capital Management
SCHEDULE 13G · filed Apr 30, 2026 · Common Stock
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%
What MMSI reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
C2 Cryoballoon device and related technology Acquisition
A company bought · acquisition · Oct 2025 · owns, named in the 10-K filed Feb 24, 2026
Biolife L L C
A company bought · acquisition · May 2025 · owns, named in the 10-K filed Feb 24, 2026
Cook Medical Holdings LLC
A company bought · acquisition · Oct 2024 · owns, named in the 10-K filed Feb 24, 2026
Endo Gastric Solutions Inc
A company bought · acquisition · Jun 2024 · owns, named in the 10-K filed Feb 24, 2026
Angio Dynamics, Inc
A company bought · acquisition · May 2023 · owns, named in the 10-K filed Feb 24, 2026
Bluegrass Vascular Technologies, Inc
A company bought · acquisition · Apr 2023 · owns, named in the 10-K filed Feb 24, 2026
54 subsidiaries in 37 countries, from the list filed with the 10-K filed Feb 24, 2026.
Insider tradesForm 4
8sales
5purchases
1sales on a scheduled plan
3people selling
$8.5Msold, in dollars
$600,000bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window8 of 33 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Lampropoulos Fred P | Executive Chairman | 4 | $5.2M | 0 | 0 | $0 |
| Peterson Neil | CHIEF OPERATING OFFICER | 3 | $3.0M | 1 | 0 | $0 |
| Ward Lynne | director | 1 | $300,000 | 0 | 0 | $0 |
| Aronson Martha Goldberg | President and CEO | 0 | $0 | 0 | 1 | $100,000 |
| Parra Raul Jr. | CFO AND TREASURER | 0 | $0 | 0 | 1 | $100,000 |
| Voigt Michel James | CHIEF HUMAN RESOURCES OFFICER | 0 | $0 | 0 | 1 | $100,000 |
| Lloyd Brian G. | CHIEF LEGAL OFFICER, SECRETARY | 0 | $0 | 0 | 1 | $100,000 |
| Smith Christian Adam | Chief Commercial Officer | 0 | $0 | 0 | 1 | $100,000 |