Position in GKOS
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$872,101
+$236,586 QoQ
Shares Held
6,240
+5.7% QoQ
Ownership
0.011%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#187
of 364 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 87%
Shared 0%
None 13%
Common Shares in GKOS Over Time
Shares Held
Position Value (USD)
Derivatives in GKOS
reported options exposure · as of Dec 31, 2023CallValue
$1,883,913
CallShares
23,700
PutValue
$1,812,372
PutShares
22,800
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 Devices
Healthcare · as of Jun 30, 2026BANK OF MONTREAL /CAN/ holds $1,190,639,731 across 40 Medical Devices names. GKOS ranks #21 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MDT |
Medtronic plc
|
3,765,229 | $294,553,860 | |
| 2 | GMED |
Globus Medical Inc
|
2,425,491 | $191,638,042 | |
| 3 | ABT |
Abbott Laboratories
|
2,041,529 | $185,248,337 | |
| 4 | SYK |
Stryker Corp
|
496,428 | $156,295,386 | |
| 5 | EW |
Edwards Lifesciences Corp
|
889,022 | $80,420,926 | |
| 6 | BSX |
Boston Scientific Corp
|
1,374,431 | $58,660,710 | |
| 7 | ZBH |
Zimmer Biomet Holdings, Inc.
|
573,449 | $49,368,222 | |
| 8 | GEHC |
GE HealthCare Technologies Inc.
|
562,378 | $35,997,812 |
All Filings in GKOS
Export CSV
29 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $872,101 | 6,240 | Shares | Defined | 2026-08-12 | |
| 2026-03-31 | $635,515 | 5,903 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $614,454 | 5,442 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $523,876 | 6,424 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $1,158,603 | 11,217 | Shares | Defined | 2025-08-05 | |
| 2025-03-31 | $1,095,118 | 11,127 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $1,358,155 | 9,058 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $1,189,975 | 9,134 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $1,050,947 | 8,880 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $1,280,551 | 13,581 | Shares | Defined | 2024-05-13 | |
| 2023-12-31 | $674,710 | 8,488 | Shares | Defined | 2024-02-08 | |
| 2023-12-31 | $1,812,372 | 22,800 | Put | Defined | 2024-02-08 | |
| 2023-12-31 | $1,883,913 | 23,700 | Call | Defined | 2024-02-08 | |
| 2023-09-30 | $623,746 | 8,289 | Shares | Defined | 2023-11-01 | |
| 2023-09-30 | $376,250 | 5,000 | Put | Defined | 2023-11-01 | |
| 2023-06-30 | $587,196 | 8,246 | Shares | Defined | 2023-08-02 | |
| 2023-03-31 | $1,355,955 | 27,065 | Shares | Defined | 2024-06-13 | |
| 2022-12-31 | $1,124,889 | 25,753 | Shares | Defined | 2023-02-01 | |
| 2022-09-30 | $496,195 | 9,320 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $429,080 | 9,447 | Shares | Defined | 2022-08-11 | |
| 2022-03-31 | $1,158,191 | 20,031 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $779,742 | 17,546 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $960,894 | 19,948 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $1,703,893 | 20,086 | Shares | Defined | 2021-08-12 | |
| 2021-03-31 | $1,634,199 | 19,471 | Shares | Defined | 2021-05-13 | |
| 2020-12-31 | $1,378,762 | 18,320 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $1,960,693 | 39,594 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $1,719,370 | 44,752 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $1,428,848 | 46,301 | Shares | Defined | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||