CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in GKOS — GLAUKOS Corp
CIK 884546
SAN FRANCISCO, CA
Position in GKOS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$76,911,119
-$3,709,556 QoQ
Shares Held
714,389
+0.1% QoQ
Ownership
1.22%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99.99118127518761.ToString("F0")%
Shared 0.ToString("F0")%
None 0.00881872481239213.ToString("F0")%
Common Shares in GKOS Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Mar 31, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $8,744,665,777 across 86 Medical Devices names. GKOS ranks #13 (0.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
45,500,055 | $4,671,490,646 | |
| 2 | MDT |
Medtronic plc
|
8,607,355 | $745,827,310 | |
| 3 | SYK |
Stryker Corp
|
2,120,239 | $696,689,333 | |
| 4 | BSX |
Boston Scientific Corp
|
9,170,180 | $575,428,795 | |
| 5 | EW |
Edwards Lifesciences Corp
|
3,557,088 | $284,851,607 | |
| 6 | GEHC |
GE HealthCare Technologies Inc.
|
3,157,026 | $224,717,110 | |
| 7 | DXCM |
Dexcom Inc
|
3,175,299 | $199,408,777 | |
| 8 | STE |
STERIS plc
|
656,428 | $145,155,923 |
All Filings in GKOS
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $76,911,119 | 714,389 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $80,620,675 | 714,026 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $57,279,089 | 702,380 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $72,350,306 | 700,458 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $63,183,474 | 641,978 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $97,565,508 | 650,697 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $83,608,623 | 641,761 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $51,413,962 | 434,423 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $38,426,475 | 407,535 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $31,179,157 | 392,240 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $29,105,947 | 386,790 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $26,089,563 | 366,375 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $17,813,255 | 355,554 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $15,347,317 | 351,358 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $18,328,082 | 344,254 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $15,110,371 | 332,681 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $19,577,158 | 338,588 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $14,745,236 | 331,801 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $15,467,916 | 321,111 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $26,941,159 | 317,590 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $25,585,808 | 304,847 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $22,029,128 | 292,707 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $14,255,966 | 287,883 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $10,386,847 | 270,350 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $7,541,474 | 244,377 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||