Position in MMSI
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$10,405,879
-$38,935,862 QoQ
Shares Held
150,963
-73.0% QoQ
Ownership
0.253%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2023
8 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MMSI Over Time
Shares Held
Position Value (USD)
Derivatives in MMSI
reported options exposure · as of Dec 31, 2025CallValue
$35,256
CallShares
400
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026Walleye Capital LLC holds $45,380,082 across 18 Medical Instruments & Supplies names. MMSI ranks #2 (22.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDLN |
Medline Inc.
|
405,273 | $18,034,648 | |
| 2 | MMSI |
Merit Medical Systems Inc
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|
150,963 | $10,405,879 | |
| 3 | EMBC |
Embecta Corp.
|
793,292 | $7,012,701 | |
| 4 | TFX |
Teleflex Inc
|
33,758 | $4,037,794 | |
| 5 | ISRG |
Intuitive Surgical Inc
|
6,846 | $3,155,937 | |
| 6 | RMD |
Resmed Inc
|
3,289 | $738,314 | |
| 7 | LMAT |
Lemaitre Vascular Inc
|
6,298 | $687,552 | |
| 8 | BAX |
Baxter International Inc
|
19,424 | $326,323 |
All Filings in MMSI
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $10,405,879 | 150,963 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $49,341,741 | 559,811 | Shares | Sole | 2026-02-13 | |
| 2025-12-31 | $35,256 | 400 | Call | Sole | 2026-02-13 | |
| 2025-09-30 | $191,429 | 2,300 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $26,270,301 | 315,635 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $6,697,748 | 71,649 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $6,974,640 | 65,979 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $499,171 | 5,161 | Shares | Sole | 2025-02-13 | |
| 2023-12-31 | $1,180,342 | 15,539 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $8,782,035 | 127,239 | Shares | Sole | 2023-11-21 | |
| No filing history on record for this holder in this stock. | ||||||