Position in COO
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$251,823
-$39,298 QoQ
Shares Held
3,522
-0.8% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
6 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in COO Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026SIMPLEX TRADING, LLC holds $4,782,441 across 17 Medical Instruments & Supplies names. COO ranks #5 (5.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ALGN |
Align Technology Inc
|
16,794 | $2,878,995 | |
| 2 | OSUR |
Orasure Technologies Inc
|
118,051 | $354,153 | |
| 3 | ALC |
Alcon Inc
|
4,308 | $324,607 | |
| 4 | XRAY |
DENTSPLY SIRONA Inc.
|
25,759 | $298,804 | |
| 5 | COO |
Cooper Companies, Inc.
This page
|
3,522 | $251,823 | |
| 6 | MBOT |
Microbot Medical Inc.
|
54,842 | $132,169 | |
| 7 | AVTR |
Avantor, Inc.
|
14,727 | $115,459 | |
| 8 | RGEN |
Repligen Corp
|
903 | $106,391 |
All Filings in COO
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $251,823 | 3,522 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $291,121 | 3,552 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $526,198 | 7,675 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $293,677 | 4,127 | Shares | Sole | 2025-08-05 | |
| 2024-12-31 | $169,702 | 1,846 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $279,049 | 2,529 | Shares | Sole | 2024-11-08 | |
| No filing history on record for this holder in this stock. | ||||||