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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 2025

Institutional positions in GLAUKOS Corp as of Dec 31, 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
332
+24 vs. Q3 2025
Shares held
57.1M
+1.36M (+2.4%) vs. Q3 2025
Total value
$6.44B
+$1.90B (+41.8%) vs. Q3 2025
New holders
76
121 more added
Sold out
52
102 more reduced

7 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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.

Institutional holdersQ4 2025: 332 institutions
Q1 2021: 217 institutionsQ2 2021: 219 institutionsQ3 2021: 206 institutionsQ4 2021: 208 institutionsQ1 2022: 211 institutionsQ2 2022: 199 institutionsQ3 2022: 222 institutionsQ4 2022: 215 institutionsQ1 2023: 203 institutionsQ2 2023: 220 institutionsQ3 2023: 233 institutionsQ4 2023: 246 institutionsQ1 2024: 254 institutionsQ2 2024: 282 institutionsQ3 2024: 315 institutionsQ4 2024: 322 institutionsQ1 2025: 317 institutionsQ2 2025: 298 institutionsQ3 2025: 315 institutionsQ4 2025: 332 institutionsQ1 2026: 336 institutionsQ2 2026: 367 institutions
Value heldQ4 2025: $6.44B
Q1 2021: $4.13BQ2 2021: $4.10BQ3 2021: $2.13BQ4 2021: $1.94BQ1 2022: $2.50BQ2 2022: $2.01BQ3 2022: $2.36BQ4 2022: $2.03BQ1 2023: $2.37BQ2 2023: $3.45BQ3 2023: $3.75BQ4 2023: $4.05BQ1 2024: $4.89BQ2 2024: $6.39BQ3 2024: $7.15BQ4 2024: $8.57BQ1 2025: $5.67BQ2 2025: $6.30BQ3 2025: $4.56BQ4 2025: $6.44BQ1 2026: $6.25BQ2 2026: $8.44B
Institutions holding GKOS and their total value by quarter
QuarterHoldersValue
Q2 2026367$8.44B
Q1 2026336$6.25B
Q4 2025332$6.44B
Q3 2025315$4.56B
Q2 2025298$6.30B
Q1 2025317$5.67B
Q4 2024322$8.57B
Q3 2024315$7.15B
Q2 2024282$6.39B
Q1 2024254$4.89B
Q4 2023246$4.05B
Q3 2023233$3.75B
Q2 2023220$3.45B
Q1 2023203$2.37B
Q4 2022215$2.03B
Q3 2022222$2.36B
Q2 2022199$2.01B
Q1 2022211$2.50B
Q4 2021208$1.94B
Q3 2021206$2.13B
Q2 2021219$4.10B
Q1 2021217$4.13B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q3 2025.

Institutions holding GKOS in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Dunhill Financial, LLC1$990.00%+1New
TD Waterhouse Canada Inc.1$1130.00%00.0%Unchanged
Essential Partners LLC2$2260.00%+2New
Abound Wealth Management3$3390.00%00.0%Unchanged
Central Trust Co3$3390.00%+3New
Marquette Asset Management, LLC4$4520.00%+4New
Cedar Mountain Advisors, LLC4$4520.00%+4New
SHP Wealth Management5$5650.00%+5New
Gilpin Wealth Management, LLC5$5650.00%+5New
Rakuten Securities, Inc.6$6770.00%−8−57.1%Reduced
Bogart Wealth, LLC6$6770.00%00.0%Unchanged
CVA Family Office, LLC6$6770.00%+6New
Rossby Financial, LCC7$7900.00%+3+75.0%Added
Cornerstone Financial Management LLC7$7900.00%+7New
UMA Financial Services, Inc.7$7910.00%+7New
TD Private Client Wealth LLC8$9030.00%00.0%Unchanged
Ankerstar Wealth, LLC9$1.02K0.00%+9New
Ancora Advisors, LLC12$1.35K0.00%−5−29.4%Reduced
MAI Capital Management13$1.47K0.00%00.0%Unchanged
Private Wealth Management Group, LLC16$1.81K0.00%00.0%Unchanged
Kilter Group LLC16$1.81K0.00%+16New
Rachor Investment Advisory Services, LLC20$2.26K0.00%+20New
Bell Investment Advisors, Inc23$2.60K0.00%−9−28.1%Reduced
CIBC Private Wealth Group, LLC23$2.60K0.00%+23New
T. Rowe Price Investment Management, Inc.25$3.00K0.00%−395,628−100.0%Reduced
Farmers & Merchants Investments Inc34$3.84K0.00%00.0%Unchanged
Rothschild Investment LLC43$4.86K0.00%−12−21.8%Reduced
IFP Advisors, Inc47$5.31K0.00%−50−51.5%Reduced
Brown Brothers Harriman & Co49$5.53K0.00%+49New
Murphy & Mullick Capital Management Corp50$5.65K0.00%00.0%Unchanged
Federated Hermes, Inc.52$5.87K0.00%−17,678−99.7%Reduced
Clearstead Advisors, LLC57$6.44K0.00%−402−87.6%Reduced
International Assets Investment Management, LLC63$7.11K0.00%+63New
EverSource Wealth Advisors, LLC65$7.34K0.00%−87−57.2%Reduced
Huntington National Bank65$7.34K0.00%−49−43.0%Reduced
SageView Advisory Group, LLC65$7.34K0.00%+65New
Meramec Financial Planners, LLC68$7.65K0.00%+68New
SJS Investment Consulting Inc.68$7.68K0.00%+68New
Assetmark, Inc69$7.79K0.00%+56+430.8%Added
Global Retirement Partners, LLC72$8.13K0.00%+39+118.2%Added
SRS Capital Advisors, Inc.72$8.13K0.00%+54+300.0%Added
Versant Capital Management, Inc79$8.92K0.00%+23+41.1%Added
Covestor Ltd82$9.00K0.00%00.0%Unchanged
Bare Financial Services, Inc83$9.37K0.00%+9+12.2%Added
Federation des caisses Desjardins du Quebec85$9.60K0.00%−3,771−97.8%Reduced
Massmutual Trust Co FSB88$9.94K0.00%+15+20.5%Added
ORG Wealth Partners, LLC95$10.7K0.00%+20+26.7%Added
DV Trading LLC100$11.3K0.00%+100New
Sound Income Strategies, LLC101$12.1K0.00%+101New
Allworth Financial LP109$12.3K0.00%+54+98.2%Added
HighMark Wealth Management LLC125$14.1K0.01%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.128$14.2K0.00%00.0%Unchanged
Parallel Advisors, LLC142$16.0K0.00%+121+576.2%Added
Torren Management, LLC153$17.3K0.01%+153New
Kemnay Advisory Services Inc.173$19.5K0.00%+173New
Los Angeles Capital Management LLC251$22.0K0.00%+251New
Rockefeller Capital Management L.P.201$22.7K0.00%−76−27.4%Reduced
Hantz Financial Services, Inc.228$26.0K0.00%+81+55.1%Added
Keating Financial Advisory Services, Inc.231$26.1K0.00%+231New
First Horizon Corp236$26.6K0.00%+223+1,715.4%Added
Jones Financial Companies LLLP250$28.2K0.00%+44+21.4%Added
Quest Partners LLC270$30.5K0.00%−338−55.6%Reduced
Signaturefd, LLC276$31.2K0.00%+13+4.9%Added
Umb Bank N A299$33.8K0.00%−13−4.2%Reduced
Danske Bank A/S300$33.9K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC315$35.6K0.00%−35−10.0%Reduced
Larson Financial Group LLC345$39.0K0.00%+132+62.0%Added
OP Asset Management Ltd355$40.1K0.00%00.0%Unchanged
Sterling Capital Management LLC365$41.2K0.00%+229+168.4%Added
Farther Finance Advisors, LLC408$46.1K0.00%+215+111.4%Added
Salomon & Ludwin, LLC454$51.1K0.00%+239+111.2%Added
Park Place Capital Corp454$51.3K0.01%00.0%Unchanged
REAP Financial Group, LLC486$54.9K0.01%00.0%Unchanged
Asset Planning,Inc500$56.5K0.04%00.0%Unchanged
Essential Investment Partners LLC500$56.5K0.05%+500New
Essex Investment Management Co LLC611$69.0K0.01%00.0%Unchanged
CWM, LLC710$80.0K0.00%+143+25.2%Added
Harbour Investments, Inc.763$86.2K0.00%+763New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.893$101.0K0.00%+231+34.9%Added
Simplex Trading, LLC986$111.3K0.00%−353−26.4%Reduced
Twin Tree Management, LP1,070$120.8K0.01%+1,027+2,388.4%Added
Acadian Asset Management LLC1,098$123.0K0.00%+633+136.1%Added
Eurizon Capital SGR S.p.A.1,098$125.3K0.00%+1,098New
Kestra Advisory Services, LLC1,137$128.4K0.00%+1,137New
Pinnacle Wealth Planning Services, Inc.1,176$132.8K0.01%+1,176New
SBI Securities Co., Ltd.1,277$144.2K0.00%+72+6.0%Added
Smartleaf Asset Management LLC1,383$158.0K0.01%+122+9.7%Added
GAMMA Investing LLC1,568$177.0K0.01%−78−4.7%Reduced
KBC Group NV1,689$191.0K0.00%00.0%Unchanged
RWC Asset Management LLP1,790$202.1K0.01%+1,790New
Sequoia Financial Advisors, LLC1,796$202.8K0.00%+1,796New
RSM US Wealth Management LLC1,814$207.2K0.00%+1,814New
MML Investors Services, LLC1,839$207.6K0.00%+1,839New
Parkside Financial Bank & Trust1,840$207.8K0.02%+37+2.1%Added
HSBC Holdings PLC1,849$208.8K0.00%+1,849New
Fund Advisors of America Inc1,940$219.0K0.20%+1,940New
First Trust Advisors LP1,956$220.9K0.00%+1,956New
Colony Group, LLC1,957$221.0K0.00%−757−27.9%Reduced
State of Wyoming2,003$226.2K0.02%+280+16.3%Added
Shelton Capital Management2,015$227.5K0.00%+2,015New