GLAUKOS Corp
GKOS- Exchange
- NYSE
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001192448
In the last 90 days, GLAUKOS Corp insiders filed 0 open-market purchases and 7 sales; 368 institutions reported holding it in 13F filings for Q2 2026, worth $8.44B in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in GLAUKOS Corp as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 220
- +18 vs. Q1 2023
- Shares held
- 48.5M
- +1.15M (+2.4%) vs. Q1 2023
- Total value
- $3.45B
- +$1.08B (+45.5%) vs. Q1 2023
- New holders
- 34
- 76 more added
- Sold out
- 16
- 80 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GKOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 368 | $8.44B |
| Q1 2026 | 338 | $6.25B |
| Q4 2025 | 334 | $6.44B |
| Q3 2025 | 317 | $4.62B |
| Q2 2025 | 299 | $6.30B |
| Q1 2025 | 318 | $5.67B |
| Q4 2024 | 323 | $8.57B |
| Q3 2024 | 315 | $7.15B |
| Q2 2024 | 282 | $6.39B |
| Q1 2024 | 254 | $4.89B |
| Q4 2023 | 246 | $4.05B |
| Q3 2023 | 233 | $3.75B |
| Q2 2023 | 220 | $3.45B |
| Q1 2023 | 203 | $2.37B |
| Q4 2022 | 215 | $2.03B |
| Q3 2022 | 222 | $2.36B |
| Q2 2022 | 199 | $2.01B |
| Q1 2022 | 211 | $2.50B |
| Q4 2021 | 208 | $1.94B |
| Q3 2021 | 206 | $2.13B |
| Q2 2021 | 219 | $4.10B |
| Q1 2021 | 217 | $4.13B |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,901,377 | $562.7M | 0.02% | +146,277+1.9% | Added |
| Vanguard Group Inc | 5,259,107 | $374.5M | 0.01% | −45,840−0.9% | Reduced |
| Wellington Management Group LLP | 3,953,772 | $281.5M | 0.05% | −730,927−15.6% | Reduced |
| Brown Capital Management LLC | 2,637,094 | $187.8M | 2.66% | −267,564−9.2% | Reduced |
| Artisan Partners Limited Partnership | 1,858,292 | $132.3M | 0.21% | −16,765−0.9% | Reduced |
| State Street Corp | 1,782,347 | $126.9M | 0.01% | +31,471+1.8% | Added |
| Fred Alger Management, LLC | 1,630,588 | $116.1M | 0.59% | +109,801+7.2% | Added |
| Janus Henderson Group PLC | 1,619,001 | $115.3M | 0.07% | +36,605+2.3% | Added |
| Millennium Management LLC | 1,454,405 | $103.6M | 0.11% | +156,353+12.0% | Added |
| Braidwell LP | 1,044,392 | $74.4M | 2.43% | −762,259−42.2% | Reduced |
| Invesco Ltd. | 996,277 | $70.9M | 0.02% | +783,169+367.5% | Added |
| Geode Capital Management, LLC | 914,049 | $65.1M | 0.01% | +43,417+5.0% | Added |
| Dimensional Fund Advisors LP | 839,183 | $59.8M | 0.02% | +37,797+4.7% | Added |
| Lord, Abbett & Co. LLC | 754,755 | $53.7M | 0.19% | +407,584+117.4% | Added |
| American Century Companies Inc | 684,166 | $48.7M | 0.04% | +677,288+9,847.2% | Added |
| Point72 Asset Management, L.P. | 669,848 | $47.7M | 0.16% | +213,148+46.7% | Added |
| Adage Capital Partners GP, L.L.C. | 650,000 | $46.3M | 0.10% | +281,900+76.6% | Added |
| Primecap Management Co | 618,500 | $44.0M | 0.04% | +10,300+1.7% | Added |
| Ameriprise Financial Inc | 587,881 | $41.9M | 0.01% | +409,566+229.7% | Added |
| Morgan Stanley | 568,495 | $40.5M | 0.00% | −63,758−10.1% | Reduced |
| Riverbridge Partners LLC | 568,364 | $40.5M | 0.51% | −11,547−2.0% | Reduced |
| Capital World Investors | 550,322 | $39.2M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 549,827 | $39.2M | 0.01% | +9,999+1.9% | Added |
| New York State Common Retirement Fund | 504,913 | $36.0M | 0.05% | −4,968−1.0% | Reduced |
| Driehaus Capital Management LLC | 488,282 | $34.8M | 0.44% | +488,282 | New |
| Bank of New York Mellon Corp | 435,757 | $31.0M | 0.01% | −4,752−1.1% | Reduced |
| Citadel Advisors LLC | 434,461 | $30.9M | 0.03% | −323,863−42.7% | Reduced |
| Bank of America Corp | 407,536 | $29.0M | 0.00% | −45,739−10.1% | Reduced |
| Charles Schwab Investment Management Inc | 366,375 | $26.1M | 0.01% | +10,821+3.0% | Added |
| Nuveen Asset Management, LLC | 358,352 | $25.5M | 0.01% | +222,393+163.6% | Added |
| Principal Financial Group Inc | 346,721 | $24.7M | 0.02% | +44,487+14.7% | Added |
| Iron Triangle Partners LP | 310,000 | $22.1M | 3.03% | +310,000 | New |
| Norges Bank | 308,649 | $22.0M | 0.00% | −13,853−4.3% | Reduced |
| Pura Vida Investments, LLC | 292,849 | $20.9M | 8.66% | −275,042−48.4% | Reduced |
| Nomura Holdings Inc | 234,116 | $16.7M | 0.17% | −62,172−21.0% | Reduced |
| Royal Bank of Canada | 229,818 | $16.4M | 0.00% | +12,843+5.9% | Added |
| Polar Asset Management Partners Inc. | 201,308 | $14.3M | 0.28% | +29,400+17.1% | Added |
| C WorldWide Group Holding A/S | 197,212 | $14.0M | 0.18% | 00.0% | Unchanged |
| Atika Capital Management LLC | 183,000 | $13.0M | 1.64% | +183,000 | New |
| Citigroup Inc | 177,070 | $12.6M | 0.02% | +155,506+721.1% | Added |
| Voya Investment Management LLC | 174,626 | $12.4M | 0.01% | +157,115+897.2% | Added |
| Camber Capital Management LP | 160,000 | $11.4M | 0.37% | −190,000−54.3% | Reduced |
| Balyasny Asset Management LLC | 158,129 | $11.3M | 0.03% | −533,770−77.1% | Reduced |
| Money Concepts Capital Corp | 148,388 | $10.6M | 1.08% | +148,388 | New |
| Keybank National Association | 142,288 | $10.1M | 0.05% | 00.0% | Unchanged |
| Rhumbline Advisers | 140,420 | $10.0M | 0.01% | −152−0.1% | Reduced |
| Peregrine Capital Management LLC | 137,100 | $9.76M | 0.27% | −29,872−17.9% | Reduced |
| Legal & General Group Plc | 135,541 | $9.65M | 0.00% | −2,642−1.9% | Reduced |
| Goldman Sachs Group Inc | 124,035 | $8.83M | 0.00% | −92,034−42.6% | Reduced |
| D. E. Shaw & Co., Inc. | 121,425 | $8.65M | 0.01% | +22,926+23.3% | Added |
| Silvercrest Asset Management Group LLC | 114,177 | $8.13M | 0.06% | −17,141−13.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 109,938 | $7.83M | 0.04% | +51,872+89.3% | Added |
| JPMorgan Chase & Co | 105,299 | $7.50M | 0.00% | +11,363+12.1% | Added |
| Swiss National Bank | 99,000 | $7.05M | 0.00% | −4,000−3.9% | Reduced |
| Rhenman & Partners Asset Management AB | 95,000 | $6.76M | 0.71% | +3,000+3.3% | Added |
| Public Sector Pension Investment Board | 85,572 | $6.09M | 0.04% | +1,673+2.0% | Added |
| Envestnet Asset Management Inc | 78,950 | $5.62M | 0.00% | +4,776+6.4% | Added |
| Boothbay Fund Management, LLC | 78,878 | $5.62M | 0.19% | −99,506−55.8% | Reduced |
| Tudor Investment Corp Et Al | 78,006 | $5.55M | 0.09% | −41,656−34.8% | Reduced |
| Credit Suisse AG | 77,932 | $5.55M | 0.01% | +3,153+4.2% | Added |
| Macquarie Group Ltd | 73,680 | $5.25M | 0.01% | +42,169+133.8% | Added |
| Gilder Gagnon Howe & Co LLC | 70,254 | $5.00M | 0.07% | +5,637+8.7% | Added |
| California Public Employees Retirement System | 69,697 | $4.96M | 0.00% | −18,765−21.2% | Reduced |
| Sectoral Asset Management Inc | 69,000 | $4.91M | 0.82% | +69,000 | New |
| Allianz Asset Management GmbH | 64,940 | $4.62M | 0.01% | +5,134+8.6% | Added |
| Alliancebernstein L.P. | 61,369 | $4.37M | 0.00% | 00.0% | Unchanged |
| Bridgewater Associates, LP | 60,605 | $4.32M | 0.03% | −10,513−14.8% | Reduced |
| SEI Investments Co | 59,931 | $4.27M | 0.01% | +7,783+14.9% | Added |
| Prudential Financial Inc | 59,313 | $4.22M | 0.01% | +12,994+28.1% | Added |
| California State Teachers Retirement System | 55,618 | $3.96M | 0.01% | −3,312−5.6% | Reduced |
| SG Americas Securities, LLC | 54,525 | $3.88M | 0.03% | −60,570−52.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 54,494 | $3.88M | 0.03% | +3,985+7.9% | Added |
| Great West Life Assurance Co | 52,768 | $3.76M | 0.01% | −2,533−4.6% | Reduced |
| Taylor Frigon Capital Management LLC | 52,820 | $3.76M | 1.84% | −11,268−17.6% | Reduced |
| Granite Investment Partners, LLC | 51,645 | $3.68M | 0.15% | −9,688−15.8% | Reduced |
| New York State Teachers Retirement System | 49,043 | $3.49M | 0.01% | −300−0.6% | Reduced |
| Truist Financial Corp | 46,783 | $3.33M | 0.01% | +3,681+8.5% | Added |
| Thrivent Financial for Lutherans | 46,118 | $3.28M | 0.01% | −1,156−2.4% | Reduced |
| Neuberger Berman Group LLC | 45,417 | $3.23M | 0.00% | +45,417 | New |
| Schroder Investment Management Group | 44,818 | $3.19M | 0.00% | +29,491+192.4% | Added |
| Texas Permanent School Fund | 42,447 | $3.02M | 0.03% | −333−0.8% | Reduced |
| State of New Jersey Common Pension Fund D | 42,017 | $2.99M | 0.01% | −4,017−8.7% | Reduced |
| UBS Group AG | 40,640 | $2.89M | 0.00% | +14,256+54.0% | Added |
| UBS Oconnor LLC | 40,471 | $2.88M | 0.06% | −12,267−23.3% | Reduced |
| Renaissance Technologies LLC | 39,792 | $2.83M | 0.00% | +12,600+46.3% | Added |
| UBS Asset Management Americas Inc | 51,044 | $2.56M | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 34,066 | $2.43M | 0.00% | +10,840+46.7% | Added |
| Jane Street Group, LLC | 33,694 | $2.40M | 0.00% | +18,557+122.6% | Added |
| Natixis Advisors, L.P. | 32,681 | $2.33M | 0.01% | +14,728+82.0% | Added |
| State of Alaska, Department of Revenue | 31,725 | $2.26M | 0.03% | −941−2.9% | Reduced |
| EFG Asset Management (North America) Corp. | 31,384 | $2.24M | 0.48% | +2,818+9.9% | Added |
| Group One Trading, L.P. | 29,096 | $2.07M | 0.09% | +25,256+657.7% | Added |
| Teachers Retirement System of the State of Kentucky | 28,338 | $2.02M | 0.02% | −7,016−19.8% | Reduced |
| Baird Financial Group, Inc. | 27,771 | $1.98M | 0.01% | −333−1.2% | Reduced |
| ExodusPoint Capital Management, LP | 26,305 | $1.87M | 0.02% | +26,305 | New |
| Price T Rowe Associates Inc | 26,139 | $1.86M | 0.00% | +729+2.9% | Added |
| Yousif Capital Management, LLC | 25,632 | $1.83M | 0.02% | −1,259−4.7% | Reduced |
| Louisiana State Employees Retirement System | 25,300 | $1.80M | 0.04% | +3,100+14.0% | Added |
| Oppenheimer Asset Management Inc. | 25,296 | $1.80M | 0.03% | +1,737+7.4% | Added |
| American International Group, Inc. | 25,246 | $1.80M | 0.01% | +145+0.6% | Added |