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, Q3 2025
Institutional positions in GLAUKOS Corp as of Sep 30, 2025. 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
- 315
- +21 vs. Q2 2025
- Shares held
- 55.9M
- −4.37M (−7.2%) vs. Q2 2025
- Total value
- $4.56B
- −$1.67B (−26.7%) vs. Q2 2025
- New holders
- 62
- 105 more added
- Sold out
- 41
- 116 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| TD Waterhouse Canada Inc. | 1 | $83 | 0.00% | +1 | New |
| Abound Wealth Management | 3 | $245 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 4 | $326 | 0.00% | +4 | New |
| Rossby Financial, LCC | 4 | $333 | 0.00% | +4 | New |
| Bogart Wealth, LLC | 6 | $489 | 0.00% | 00.0% | Unchanged |
| Tortoise Investment Management, LLC | 7 | $571 | 0.00% | +7 | New |
| Principal Securities, Inc. | 8 | $652 | 0.00% | +8 | New |
| TD Private Client Wealth LLC | 8 | $652 | 0.00% | +8 | New |
| Assetmark, Inc | 13 | $1.06K | 0.00% | −3−18.8% | Reduced |
| First Horizon Corp | 13 | $1.06K | 0.00% | +13 | New |
| MAI Capital Management | 13 | $1.06K | 0.00% | −88−87.1% | Reduced |
| Rakuten Securities, Inc. | 14 | $1.14K | 0.00% | −21−60.0% | Reduced |
| Prestige Wealth Management Group LLC | 14 | $1.14K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 16 | $1.30K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 17 | $1.39K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 18 | $1.47K | 0.00% | −97−84.3% | Reduced |
| Caldwell Sutter Capital, Inc. | 20 | $1.63K | 0.00% | −25−55.6% | Reduced |
| Parallel Advisors, LLC | 21 | $1.71K | 0.00% | −20−48.8% | Reduced |
| Private Trust Co NA | 22 | $1.79K | 0.00% | −32−59.3% | Reduced |
| Atlantic Trust, LLC | 24 | $1.96K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 32 | $2.61K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 33 | $2.69K | 0.00% | +1+3.1% | Added |
| Farmers & Merchants Investments Inc | 34 | $2.77K | 0.00% | 00.0% | Unchanged |
| Twin Tree Management, LP | 43 | $3.51K | 0.00% | −17,983−99.8% | Reduced |
| Optiver Holding B.V. | 46 | $3.75K | 0.00% | +46 | New |
| Murphy & Mullick Capital Management Corp | 50 | $4.39K | 0.00% | +50 | New |
| Rothschild Investment LLC | 55 | $4.49K | 0.00% | −55−50.0% | Reduced |
| Allworth Financial LP | 55 | $4.49K | 0.00% | +2+3.8% | Added |
| Versant Capital Management, Inc | 56 | $4.57K | 0.00% | −142−71.7% | Reduced |
| JPL Wealth Management, LLC | 65 | $5.30K | 0.00% | +65 | New |
| Massmutual Trust Co FSB | 73 | $5.95K | 0.00% | −102−58.3% | Reduced |
| Bare Financial Services, Inc | 74 | $6.04K | 0.00% | −6−7.5% | Reduced |
| ORG Wealth Partners, LLC | 75 | $6.12K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 82 | $7.00K | 0.00% | −5−5.7% | Reduced |
| Rise Advisors, LLC | 95 | $7.75K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 97 | $7.91K | 0.00% | +97 | Added |
| NBC Securities, Inc. | 98 | $7.99K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 104 | $8.48K | 0.00% | +104 | New |
| Quarry LP | 107 | $8.73K | 0.00% | +107 | New |
| Huntington National Bank | 114 | $9.30K | 0.00% | −4−3.4% | Reduced |
| HighMark Wealth Management LLC | 125 | $10.2K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 128 | $10.4K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 136 | $11.1K | 0.00% | −1−0.7% | Reduced |
| Hantz Financial Services, Inc. | 147 | $12.0K | 0.00% | +103+234.1% | Added |
| EverSource Wealth Advisors, LLC | 152 | $12.4K | 0.00% | +60+65.2% | Added |
| Wealthspire Advisors, LLC | 162 | $13.2K | 0.00% | +162 | New |
| Farther Finance Advisors, LLC | 193 | $15.7K | 0.00% | +4+2.1% | Added |
| Jones Financial Companies LLLP | 206 | $16.5K | 0.00% | +35+20.5% | Added |
| Larson Financial Group LLC | 213 | $17.4K | 0.00% | +203+2,030.0% | Added |
| Salomon & Ludwin, LLC | 215 | $18.8K | 0.00% | +215 | New |
| Signaturefd, LLC | 263 | $21.4K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 277 | $22.6K | 0.00% | +277 | New |
| FNY Investment Advisers, LLC | 300 | $24.0K | 0.01% | +300 | New |
| Danske Bank A/S | 300 | $24.5K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 312 | $25.4K | 0.00% | +158+102.6% | Added |
| Steward Partners Investment Advisory, LLC | 350 | $28.5K | 0.00% | +304+660.9% | Added |
| OP Asset Management Ltd | 355 | $28.9K | 0.00% | +355 | New |
| Group One Trading, L.P. | 357 | $29.1K | 0.00% | −543−60.3% | Reduced |
| Acadian Asset Management LLC | 465 | $37.0K | 0.00% | +465 | New |
| Park Place Capital Corp | 454 | $37.0K | 0.01% | +55+13.8% | Added |
| Clearstead Advisors, LLC | 459 | $37.4K | 0.00% | −126−21.5% | Reduced |
| REAP Financial Group, LLC | 486 | $39.6K | 0.01% | +486 | New |
| Asset Planning,Inc | 500 | $40.8K | 0.03% | 00.0% | Unchanged |
| Ci Investments Inc. | 508 | $41.0K | 0.00% | −332−39.5% | Reduced |
| CWM, LLC | 567 | $46.0K | 0.00% | −28−4.7% | Reduced |
| Quest Partners LLC | 608 | $49.6K | 0.00% | −36−5.6% | Reduced |
| Essex Investment Management Co LLC | 611 | $49.8K | 0.01% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 662 | $54.0K | 0.00% | +24+3.8% | Added |
| SBI Securities Co., Ltd. | 1,205 | $98.3K | 0.00% | +362+42.9% | Added |
| Smartleaf Asset Management LLC | 1,261 | $102.5K | 0.01% | +288+29.6% | Added |
| Point72 (DIFC) Ltd | 1,278 | $104.2K | 0.01% | +1,278 | New |
| Simplex Trading, LLC | 1,339 | $109.0K | 0.00% | +706+111.5% | Added |
| Peregrine Capital Management LLC | 1,641 | $133.8K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 1,646 | $134.2K | 0.01% | −463−22.0% | Reduced |
| KBC Group NV | 1,689 | $138.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 1,723 | $140.5K | 0.02% | +199+13.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 1,724 | $140.6K | 0.00% | +1,690+4,970.6% | Added |
| Van Eck Associates Corp | 1,738 | $142.0K | 0.00% | +339+24.2% | Added |
| Tower Research Capital LLC (TRC) | 1,770 | $144.3K | 0.00% | −4,034−69.5% | Reduced |
| Parkside Financial Bank & Trust | 1,803 | $147.0K | 0.01% | +551+44.0% | Added |
| Point72 Asia (Singapore) Pte. Ltd. | 2,225 | $181.5K | 0.03% | +2,225 | New |
| Nisa Investment Advisors, LLC | 2,420 | $197.4K | 0.00% | +90+3.9% | Added |
| Colony Group, LLC | 2,714 | $202.0K | 0.00% | +176+6.9% | Added |
| New Age Alpha Advisors, LLC | 2,480 | $202.2K | 0.01% | −61−2.4% | Reduced |
| High Note Wealth, LLC | 2,560 | $208.8K | 0.04% | −8−0.3% | Reduced |
| Swiss Life Asset Management Ltd | 2,560 | $208.8K | 0.00% | +2,560 | New |
| Atria Investments LLC | 2,576 | $210.1K | 0.00% | +26+1.0% | Added |
| Farallon Capital Management, L.L.C. | 2,600 | $212.0K | 0.00% | 00.0% | Unchanged |
| Profund Advisors LLC | 2,656 | $216.6K | 0.01% | −166−5.9% | Reduced |
| Summit Global Investments | 2,806 | $229.0K | 0.01% | +2,806 | New |
| CI Private Wealth, LLC | 2,818 | $229.8K | 0.00% | −28,781−91.1% | Reduced |
| Trust Point Inc. | 2,905 | $236.9K | 0.02% | +750+34.8% | Added |
| Walleye Trading LLC | 2,937 | $239.5K | 0.00% | +2,937 | New |
| Gabelli Funds LLC | 3,000 | $244.7K | 0.00% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 3,264 | $266.2K | 0.03% | +3,264 | New |
| Quantum Private Wealth, LLC | 3,272 | $266.8K | 0.08% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 3,333 | $271.8K | 0.00% | +663+24.8% | Added |
| Henshaw Capital LLC | 3,404 | $277.6K | 0.01% | +3,404 | New |
| Evergreen Capital Management LLC | 3,404 | $277.6K | 0.01% | +491+16.9% | Added |
| Cetera Investment Advisers | 3,406 | $277.8K | 0.00% | +3,406 | New |