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 10 sales; 367 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 | 367 | $8.44B |
| Q1 2026 | 336 | $6.25B |
| Q4 2025 | 332 | $6.44B |
| Q3 2025 | 315 | $4.56B |
| Q2 2025 | 298 | $6.30B |
| Q1 2025 | 317 | $5.67B |
| Q4 2024 | 322 | $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 |
|---|---|---|---|---|---|
| Stephens Inc | 14,842 | $1.06M | 0.02% | −2,985−16.7% | Reduced |
| Oregon Public Employees Retirement Fund | 15,030 | $1.07M | 0.01% | −300−2.0% | Reduced |
| Gabelli Funds LLC | 15,701 | $1.12M | 0.01% | −1,000−6.0% | Reduced |
| Harbor Capital Advisors, Inc. | 15,803 | $1.13M | 0.23% | +15,803 | New |
| Advisor Group Holdings, Inc. | 16,344 | $1.16M | 0.00% | +644+4.1% | Added |
| Interwest Venture Management Co | 16,347 | $1.16M | 4.75% | 00.0% | Unchanged |
| ClariVest Asset Management LLC | 16,535 | $1.18M | 0.06% | −1,200−6.8% | Reduced |
| LPL Financial LLC | 16,661 | $1.19M | 0.00% | +3,017+22.1% | Added |
| Ensign Peak Advisors, Inc | 17,240 | $1.23M | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 17,781 | $1.27M | 0.05% | +12,143+215.4% | Added |
| CI Private Wealth, LLC | 18,490 | $1.32M | 0.00% | +26+0.1% | Added |
| Maryland State Retirement & Pension System | 18,782 | $1.34M | 0.03% | −428−2.2% | Reduced |
| Manufacturers Life Insurance Company, The | 18,831 | $1.34M | 0.00% | +529+2.9% | Added |
| Lido Advisors, LLC | 20,100 | $1.43M | 0.02% | 00.0% | Unchanged |
| Amalgamated Bank | 21,735 | $1.55M | 0.01% | +283+1.3% | Added |
| State of Tennessee, Treasury Department | 21,878 | $1.56M | 0.01% | +5,669+35.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 22,710 | $1.62M | 0.00% | −715−3.1% | Reduced |
| Deutsche Bank AG | 23,021 | $1.64M | 0.00% | −10,330−31.0% | Reduced |
| Wells Fargo & Company | 23,896 | $1.70M | 0.00% | +10,548+79.0% | Added |
| MetLife Investment Management | 24,583 | $1.75M | 0.01% | +422+1.7% | Added |
| American International Group, Inc. | 25,246 | $1.80M | 0.01% | +145+0.6% | Added |
| Oppenheimer Asset Management Inc. | 25,296 | $1.80M | 0.03% | +1,737+7.4% | Added |
| Louisiana State Employees Retirement System | 25,300 | $1.80M | 0.04% | +3,100+14.0% | Added |
| Yousif Capital Management, LLC | 25,632 | $1.83M | 0.02% | −1,259−4.7% | Reduced |
| Price T Rowe Associates Inc | 26,139 | $1.86M | 0.00% | +729+2.9% | Added |
| ExodusPoint Capital Management, LP | 26,305 | $1.87M | 0.02% | +26,305 | New |
| Baird Financial Group, Inc. | 27,771 | $1.98M | 0.01% | −333−1.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 28,338 | $2.02M | 0.02% | −7,016−19.8% | Reduced |
| Group One Trading, L.P. | 29,096 | $2.07M | 0.09% | +25,256+657.7% | Added |
| EFG Asset Management (North America) Corp. | 31,384 | $2.24M | 0.48% | +2,818+9.9% | Added |
| State of Alaska, Department of Revenue | 31,725 | $2.26M | 0.03% | −941−2.9% | Reduced |
| Natixis Advisors, L.P. | 32,681 | $2.33M | 0.01% | +14,728+82.0% | Added |
| Jane Street Group, LLC | 33,694 | $2.40M | 0.00% | +18,557+122.6% | Added |
| Barclays PLC | 34,066 | $2.43M | 0.00% | +10,840+46.7% | Added |
| UBS Asset Management Americas Inc | 51,044 | $2.56M | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 39,792 | $2.83M | 0.00% | +12,600+46.3% | Added |
| UBS Oconnor LLC | 40,471 | $2.88M | 0.06% | −12,267−23.3% | Reduced |
| UBS Group AG | 40,640 | $2.89M | 0.00% | +14,256+54.0% | Added |
| State of New Jersey Common Pension Fund D | 42,017 | $2.99M | 0.01% | −4,017−8.7% | Reduced |
| Texas Permanent School Fund | 42,447 | $3.02M | 0.03% | −333−0.8% | Reduced |
| Schroder Investment Management Group | 44,818 | $3.19M | 0.00% | +29,491+192.4% | Added |
| Neuberger Berman Group LLC | 45,417 | $3.23M | 0.00% | +45,417 | New |
| Thrivent Financial for Lutherans | 46,118 | $3.28M | 0.01% | −1,156−2.4% | Reduced |
| Truist Financial Corp | 46,783 | $3.33M | 0.01% | +3,681+8.5% | Added |
| New York State Teachers Retirement System | 49,043 | $3.49M | 0.01% | −300−0.6% | Reduced |
| Granite Investment Partners, LLC | 51,645 | $3.68M | 0.15% | −9,688−15.8% | Reduced |
| Taylor Frigon Capital Management LLC | 52,820 | $3.76M | 1.84% | −11,268−17.6% | Reduced |
| Great West Life Assurance Co | 52,768 | $3.76M | 0.01% | −2,533−4.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 54,494 | $3.88M | 0.03% | +3,985+7.9% | Added |
| SG Americas Securities, LLC | 54,525 | $3.88M | 0.03% | −60,570−52.6% | Reduced |
| California State Teachers Retirement System | 55,618 | $3.96M | 0.01% | −3,312−5.6% | Reduced |
| Prudential Financial Inc | 59,313 | $4.22M | 0.01% | +12,994+28.1% | Added |
| SEI Investments Co | 59,931 | $4.27M | 0.01% | +7,783+14.9% | Added |
| Bridgewater Associates, LP | 60,605 | $4.32M | 0.03% | −10,513−14.8% | Reduced |
| Alliancebernstein L.P. | 61,369 | $4.37M | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 64,940 | $4.62M | 0.01% | +5,134+8.6% | Added |
| Sectoral Asset Management Inc | 69,000 | $4.91M | 0.82% | +69,000 | New |
| California Public Employees Retirement System | 69,697 | $4.96M | 0.00% | −18,765−21.2% | Reduced |
| Gilder Gagnon Howe & Co LLC | 70,254 | $5.00M | 0.07% | +5,637+8.7% | Added |
| Macquarie Group Ltd | 73,680 | $5.25M | 0.01% | +42,169+133.8% | Added |
| Credit Suisse AG | 77,932 | $5.55M | 0.01% | +3,153+4.2% | Added |
| Tudor Investment Corp Et Al | 78,006 | $5.55M | 0.09% | −41,656−34.8% | Reduced |
| Boothbay Fund Management, LLC | 78,878 | $5.62M | 0.19% | −99,506−55.8% | Reduced |
| Envestnet Asset Management Inc | 78,950 | $5.62M | 0.00% | +4,776+6.4% | Added |
| Public Sector Pension Investment Board | 85,572 | $6.09M | 0.04% | +1,673+2.0% | Added |
| Rhenman & Partners Asset Management AB | 95,000 | $6.76M | 0.71% | +3,000+3.3% | Added |
| Swiss National Bank | 99,000 | $7.05M | 0.00% | −4,000−3.9% | Reduced |
| JPMorgan Chase & Co | 105,299 | $7.50M | 0.00% | +11,363+12.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 109,938 | $7.83M | 0.04% | +51,872+89.3% | Added |
| Silvercrest Asset Management Group LLC | 114,177 | $8.13M | 0.06% | −17,141−13.1% | Reduced |
| D. E. Shaw & Co., Inc. | 121,425 | $8.65M | 0.01% | +22,926+23.3% | Added |
| Goldman Sachs Group Inc | 124,035 | $8.83M | 0.00% | −92,034−42.6% | Reduced |
| Legal & General Group Plc | 135,541 | $9.65M | 0.00% | −2,642−1.9% | Reduced |
| Peregrine Capital Management LLC | 137,100 | $9.76M | 0.27% | −29,872−17.9% | Reduced |
| Rhumbline Advisers | 140,420 | $10.0M | 0.01% | −152−0.1% | Reduced |
| Keybank National Association | 142,288 | $10.1M | 0.05% | 00.0% | Unchanged |
| Money Concepts Capital Corp | 148,388 | $10.6M | 1.08% | +148,388 | New |
| Balyasny Asset Management LLC | 158,129 | $11.3M | 0.03% | −533,770−77.1% | Reduced |
| Camber Capital Management LP | 160,000 | $11.4M | 0.37% | −190,000−54.3% | Reduced |
| Voya Investment Management LLC | 174,626 | $12.4M | 0.01% | +157,115+897.2% | Added |
| Citigroup Inc | 177,070 | $12.6M | 0.02% | +155,506+721.1% | Added |
| Atika Capital Management LLC | 183,000 | $13.0M | 1.64% | +183,000 | New |
| C WorldWide Group Holding A/S | 197,212 | $14.0M | 0.18% | 00.0% | Unchanged |
| Polar Asset Management Partners Inc. | 201,308 | $14.3M | 0.28% | +29,400+17.1% | Added |
| Royal Bank of Canada | 229,818 | $16.4M | 0.00% | +12,843+5.9% | Added |
| Nomura Holdings Inc | 234,116 | $16.7M | 0.17% | −62,172−21.0% | Reduced |
| Pura Vida Investments, LLC | 292,849 | $20.9M | 8.66% | −275,042−48.4% | Reduced |
| Norges Bank | 308,649 | $22.0M | 0.00% | −13,853−4.3% | Reduced |
| Iron Triangle Partners LP | 310,000 | $22.1M | 3.03% | +310,000 | New |
| Principal Financial Group Inc | 346,721 | $24.7M | 0.02% | +44,487+14.7% | Added |
| Nuveen Asset Management, LLC | 358,352 | $25.5M | 0.01% | +222,393+163.6% | Added |
| Charles Schwab Investment Management Inc | 366,375 | $26.1M | 0.01% | +10,821+3.0% | Added |
| Bank of America Corp | 407,536 | $29.0M | 0.00% | −45,739−10.1% | Reduced |
| Citadel Advisors LLC | 434,461 | $30.9M | 0.03% | −323,863−42.7% | Reduced |
| Bank of New York Mellon Corp | 435,757 | $31.0M | 0.01% | −4,752−1.1% | Reduced |
| Driehaus Capital Management LLC | 488,282 | $34.8M | 0.44% | +488,282 | New |
| New York State Common Retirement Fund | 504,913 | $36.0M | 0.05% | −4,968−1.0% | Reduced |
| Northern Trust Corp | 549,827 | $39.2M | 0.01% | +9,999+1.9% | Added |
| Capital World Investors | 550,322 | $39.2M | 0.01% | 00.0% | Unchanged |
| Riverbridge Partners LLC | 568,364 | $40.5M | 0.51% | −11,547−2.0% | Reduced |