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, Q4 2023
Institutional positions in GLAUKOS Corp as of Dec 31, 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
- 246
- +15 vs. Q3 2023
- Shares held
- 50.9M
- +1.15M (+2.3%) vs. Q3 2023
- Total value
- $4.05B
- +$302.7M (+8.1%) vs. Q3 2023
- New holders
- 47
- 84 more added
- Sold out
- 32
- 80 more reduced
2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rhumbline Advisers | 138,063 | $11.0M | 0.01% | −3,264−2.3% | Reduced |
| Keybank National Association | 142,442 | $11.3M | 0.05% | +154+0.1% | Added |
| Barclays PLC | 163,898 | $13.0M | 0.01% | +117,859+256.0% | Added |
| Money Concepts Capital Corp | 163,969 | $13.0M | 1.21% | +3,875+2.4% | Added |
| Voloridge Investment Management, LLC | 165,393 | $13.1M | 0.05% | +40,563+32.5% | Added |
| Renaissance Technologies LLC | 165,692 | $13.2M | 0.02% | +122,200+281.0% | Added |
| Cubist Systematic Strategies, LLC | 189,520 | $15.1M | 0.19% | +189,520 | New |
| C WorldWide Group Holding A/S | 197,212 | $15.7M | 0.21% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 200,000 | $15.9M | 0.03% | −250,000−55.6% | Reduced |
| Man Group plc | 211,746 | $16.8M | 0.05% | +211,746 | New |
| Nomura Holdings Inc | 232,034 | $18.4M | 0.17% | +7,146+3.2% | Added |
| Braidwell LP | 242,760 | $19.3M | 0.71% | −453,032−65.1% | Reduced |
| Iron Triangle Partners LP | 244,606 | $19.4M | 2.52% | −185,394−43.1% | Reduced |
| Royal Bank of Canada | 252,368 | $20.1M | 0.00% | +17,141+7.3% | Added |
| D. E. Shaw & Co., Inc. | 274,232 | $21.8M | 0.03% | +221,131+416.4% | Added |
| Principal Financial Group Inc | 297,469 | $23.6M | 0.02% | −101,103−25.4% | Reduced |
| Price T Rowe Associates Inc | 313,924 | $25.0M | 0.00% | +287,736+1,098.7% | Added |
| Norges Bank | 362,395 | $28.8M | 0.01% | +17,954+5.2% | Added |
| Nuveen Asset Management, LLC | 370,649 | $29.5M | 0.01% | +9,871+2.7% | Added |
| Bank of America Corp | 371,354 | $29.5M | 0.00% | −19,332−4.9% | Reduced |
| Charles Schwab Investment Management Inc | 392,240 | $31.2M | 0.01% | +5,450+1.4% | Added |
| Bank of New York Mellon Corp | 410,618 | $32.6M | 0.01% | −16,558−3.9% | Reduced |
| American Century Companies Inc | 424,188 | $33.7M | 0.02% | −252,659−37.3% | Reduced |
| Loomis Sayles & Co L P | 436,257 | $34.7M | 0.05% | +436,257 | New |
| Lord, Abbett & Co. LLC | 482,821 | $38.4M | 0.13% | −259,126−34.9% | Reduced |
| New York State Common Retirement Fund | 513,029 | $40.8M | 0.06% | +1,867+0.4% | Added |
| Northern Trust Corp | 542,708 | $43.1M | 0.01% | −9,609−1.7% | Reduced |
| Riverbridge Partners LLC | 548,136 | $43.6M | 0.54% | −10,351−1.9% | Reduced |
| Capital World Investors | 550,322 | $43.7M | 0.01% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 588,853 | $46.8M | 0.56% | +99,288+20.3% | Added |
| Morgan Stanley | 662,256 | $52.6M | 0.00% | −68,014−9.3% | Reduced |
| Primecap Management Co | 790,035 | $62.8M | 0.05% | +151,415+23.7% | Added |
| Dimensional Fund Advisors LP | 923,526 | $73.4M | 0.02% | +31,213+3.5% | Added |
| Geode Capital Management, LLC | 1,007,988 | $80.1M | 0.01% | +56,741+6.0% | Added |
| Millennium Management LLC | 1,023,333 | $81.3M | 0.08% | −68,695−6.3% | Reduced |
| Ameriprise Financial Inc | 1,136,685 | $90.4M | 0.03% | +280,524+32.8% | Added |
| Artisan Partners Limited Partnership | 1,222,916 | $97.2M | 0.15% | −121,665−9.0% | Reduced |
| Wellington Management Group LLP | 1,340,500 | $106.6M | 0.02% | −715,921−34.8% | Reduced |
| Invesco Ltd. | 1,572,615 | $125.0M | 0.03% | +122,582+8.5% | Added |
| Janus Henderson Group PLC | 1,616,534 | $128.5M | 0.08% | +1,357+0.1% | Added |
| Fred Alger Management, LLC | 1,645,081 | $130.8M | 0.71% | −135,609−7.6% | Reduced |
| State Street Corp | 1,816,911 | $144.4M | 0.01% | +51,104+2.9% | Added |
| Brown Capital Management LLC | 2,697,794 | $214.4M | 3.22% | +89,420+3.4% | Added |
| Vanguard Group Inc | 5,236,738 | $416.3M | 0.01% | −3,279−0.1% | Reduced |
| FMR LLC | 5,819,110 | $462.6M | 0.04% | +2,336,733+67.1% | Added |
| BlackRock Inc. | 7,894,315 | $627.5M | 0.02% | −5,546−0.1% | Reduced |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −533,339−100.0% | Sold out |
| Pura Vida Investments, LLC | 0 | $0 | 0.00% | −316,661−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −98,283−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −84,605−100.0% | Sold out |
| Sectoral Asset Management Inc | 0 | $0 | 0.00% | −69,000−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −62,469−100.0% | Sold out |
| Tri Locum Partners LP | 0 | $0 | 0.00% | −56,230−100.0% | Sold out |
| Silvercrest Asset Management Group LLC | 0 | $0 | 0.00% | −52,391−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −48,890−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −44,840−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −31,350−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −20,471−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −18,157−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −8,843−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −7,666−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −7,200−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −4,050−100.0% | Sold out |
| Spouting Rock Asset Management, LLC | 0 | $0 | 0.00% | −3,912−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −3,524−100.0% | Sold out |
| Cetera Advisor Networks LLC | 0 | $0 | 0.00% | −3,234−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −3,158−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −2,970−100.0% | Sold out |
| Wealthcare Advisory Partners LLC | 0 | $0 | 0.00% | −2,706−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −47−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −39−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Grove Bank & Trust | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −68−100.0% | Sold out |
| American National Bank | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Crewe Advisors LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Interwest Venture Management Co | – | – | – | – | Not filed |
| Pathstone Family Office, LLC | – | – | – | – | Not filed |