Position in GKOS
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$173,655
+$62,326 QoQ
Shares Held
1,613
+63.6% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GKOS Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $14,914,279 across 43 Medical Devices names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
91,699 | $8,320,767 | |
| 2 | ENOV |
Enovis CORP
|
51,073 | $1,057,211 | |
| 3 | ZBH |
Zimmer Biomet Holdings, Inc.
|
12,032 | $1,035,834 | |
| 4 | DXCM |
Dexcom Inc
|
9,225 | $621,303 | |
| 5 | PEN |
Penumbra Inc
|
1,843 | $581,927 | |
| 6 | BFLY |
Butterfly Network, Inc.
|
60,366 | $508,281 | |
| 7 | ESTA |
Establishment Labs Holdings Inc.
|
5,780 | $495,981 | |
| 8 | BSX |
Boston Scientific Corp
|
8,423 | $359,493 |
All Filings in GKOS
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $173,655 | 1,613 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $111,329 | 986 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $109,195 | 1,339 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $65,382 | 633 | Shares | Sole | 2025-08-05 | |
| 2024-09-30 | $401,132 | 3,079 | Shares | Sole | 2024-11-08 | |
| 2024-06-30 | $264,630 | 2,236 | Shares | Sole | 2024-07-25 | |
| 2023-12-31 | $4,827,745 | 60,734 | Shares | Sole | 2024-02-02 | |
| 2023-09-30 | $1,670,023 | 22,193 | Shares | Sole | 2023-11-01 | |
| 2023-06-30 | $1,266,185 | 17,781 | Shares | Sole | 2023-08-04 | |
| 2023-03-31 | $282,463 | 5,638 | Shares | Sole | 2023-04-27 | |
| 2022-09-30 | $199,011 | 3,738 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $635 | 14 | Shares | Sole | 2022-08-03 | |
| 2021-12-31 | $65,193 | 1,467 | Shares | Sole | 2022-02-23 | |
| 2020-12-31 | $9,256 | 123 | Shares | Sole | 2021-02-02 | |
| 2020-09-30 | $478,412 | 9,661 | Shares | Sole | 2020-10-14 | |
| 2020-06-30 | $162,939 | 4,241 | Shares | Sole | 2020-07-13 | |
| 2020-03-31 | $16,324 | 529 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||