WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Position in MMSI — Merit Medical Systems Inc
CIK 1644956
CHICAGO, IL
Position in MMSI
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$78,894,358
+$25,301,697 QoQ
Shares Held
1,137,790
+46.3% QoQ
Ownership
1.91%
of shares outstanding
% of Portfolio
0.24%
of 13F equity value
Holder Rank
#11
of 405 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 79%
Shared 0%
None 21%
Common Shares in MMSI Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Jun 30, 2026WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $364,975,026 across 5 Medical Instruments & Supplies names. MMSI ranks #3 (21.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WST |
West Pharmaceutical Services Inc
|
417,309 | $149,813,931 | |
| 2 | RGEN |
Repligen Corp
|
788,571 | $107,592,627 | |
| 3 | MMSI |
Merit Medical Systems Inc
This page
|
1,137,790 | $78,894,358 | |
| 4 | ICUI |
Icu Medical Inc/De
|
172,181 | $25,241,734 | |
| 5 | ISRG |
Intuitive Surgical Inc
|
8,631 | $3,432,376 |
All Filings in MMSI
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $78,894,358 | 1,137,790 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $53,592,661 | 777,494 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $77,110,072 | 874,859 | Shares | Sole | 2026-02-09 | |
| 2025-09-30 | $71,910,387 | 863,996 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $69,137,808 | 739,600 | Shares | Sole | 2025-07-29 | |
| 2025-03-31 | $63,599,787 | 601,644 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $66,449,638 | 687,031 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $142,170,117 | 1,438,532 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $262,444,972 | 3,053,461 | Shares | Sole | 2024-08-08 | |
| 2024-03-31 | $230,503,386 | 3,042,949 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $287,971,120 | 3,791,089 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $268,880,868 | 3,895,695 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $282,307,750 | 3,375,272 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $251,121,776 | 3,395,832 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $263,411,187 | 3,729,980 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $230,786,670 | 4,083,997 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $176,424,335 | 3,250,863 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $222,954,285 | 3,351,688 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $209,180,847 | 3,357,638 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $242,875,131 | 3,382,662 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $222,256,981 | 3,437,318 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $208,198,508 | 3,476,929 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $188,032,631 | 3,387,365 | Shares | Sole | 2021-02-09 | |
| 2020-09-30 | $42,323,934 | 972,964 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $44,094,978 | 965,936 | Shares | Sole | 2020-08-12 | |
| 2020-03-31 | $29,839,781 | 954,873 | Shares | Sole | 2020-05-08 | |
| No filing history on record for this holder in this stock. | ||||||