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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 11 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.

Institutional holdersQ3 2025: 315 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 heldQ3 2025: $4.56B
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, Q3 2025

Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q2 2025.

Institutions holding GKOS in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Diversified Trust Co4,202$342.7K0.01%−3−0.1%Reduced
FORA Capital, LLC4,146$338.1K0.06%+4,146New
HighTower Advisors, LLC4,113$335.4K0.00%−206−4.8%Reduced
STRS Ohio4,000$326.2K0.00%−1,700−29.8%Reduced
JustInvest LLC3,928$320.3K0.00%+534+15.7%Added
Crossmark Global Holdings, Inc.3,889$317.1K0.00%−143−3.5%Reduced
Fifth Third Bancorp3,877$316.2K0.00%−576−12.9%Reduced
Federation des caisses Desjardins du Quebec3,856$314.5K0.00%+3,744+3,342.9%Added
Everence Capital Management Inc3,820$312.0K0.02%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC3,800$309.9K0.01%00.0%Unchanged
Headlands Technologies LLC3,775$307.9K0.02%+3,775New
Boothbay Fund Management, LLC3,703$302.0K0.01%+3,703New
M&T Bank Corp3,652$298.0K0.00%+1,693+86.4%Added
Steel Peak Wealth Management LLC3,639$296.8K0.01%00.0%Unchanged
Mackenzie Financial Corp3,567$290.9K0.00%+369+11.5%Added
Cetera Investment Advisers3,406$277.8K0.00%+3,406New
Evergreen Capital Management LLC3,404$277.6K0.01%+491+16.9%Added
Henshaw Capital LLC3,404$277.6K0.01%+3,404New
Quantinno Capital Management LP3,333$271.8K0.00%+663+24.8%Added
Quantum Private Wealth, LLC3,272$266.8K0.08%00.0%Unchanged
Occudo Quantitative Strategies LP3,264$266.2K0.03%+3,264New
Gabelli Funds LLC3,000$244.7K0.00%00.0%Unchanged
Walleye Trading LLC2,937$239.5K0.00%+2,937New
Trust Point Inc.2,905$236.9K0.02%+750+34.8%Added
CI Private Wealth, LLC2,818$229.8K0.00%−28,781−91.1%Reduced
Summit Global Investments2,806$229.0K0.01%+2,806New
Profund Advisors LLC2,656$216.6K0.01%−166−5.9%Reduced
Farallon Capital Management, L.L.C.2,600$212.0K0.00%00.0%Unchanged
Atria Investments LLC2,576$210.1K0.00%+26+1.0%Added
High Note Wealth, LLC2,560$208.8K0.04%−8−0.3%Reduced
Swiss Life Asset Management Ltd2,560$208.8K0.00%+2,560New
New Age Alpha Advisors, LLC2,480$202.2K0.01%−61−2.4%Reduced
Colony Group, LLC2,714$202.0K0.00%+176+6.9%Added
Nisa Investment Advisors, LLC2,420$197.4K0.00%+90+3.9%Added
Point72 Asia (Singapore) Pte. Ltd.2,225$181.5K0.03%+2,225New
Parkside Financial Bank & Trust1,803$147.0K0.01%+551+44.0%Added
Tower Research Capital LLC (TRC)1,770$144.3K0.00%−4,034−69.5%Reduced
Van Eck Associates Corp1,738$142.0K0.00%+339+24.2%Added
Mirae Asset Global Investments Co., Ltd.1,724$140.6K0.00%+1,690+4,970.6%Added
State of Wyoming1,723$140.5K0.02%+199+13.1%Added
KBC Group NV1,689$138.0K0.00%00.0%Unchanged
GAMMA Investing LLC1,646$134.2K0.01%−463−22.0%Reduced
Peregrine Capital Management LLC1,641$133.8K0.00%00.0%Unchanged
Simplex Trading, LLC1,339$109.0K0.00%+706+111.5%Added
Point72 (DIFC) Ltd1,278$104.2K0.01%+1,278New
Smartleaf Asset Management LLC1,261$102.5K0.01%+288+29.6%Added
SBI Securities Co., Ltd.1,205$98.3K0.00%+362+42.9%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.662$54.0K0.00%+24+3.8%Added
Essex Investment Management Co LLC611$49.8K0.01%00.0%Unchanged
Quest Partners LLC608$49.6K0.00%−36−5.6%Reduced
CWM, LLC567$46.0K0.00%−28−4.7%Reduced
Ci Investments Inc.508$41.0K0.00%−332−39.5%Reduced
Asset Planning,Inc500$40.8K0.03%00.0%Unchanged
REAP Financial Group, LLC486$39.6K0.01%+486New
Clearstead Advisors, LLC459$37.4K0.00%−126−21.5%Reduced
Park Place Capital Corp454$37.0K0.01%+55+13.8%Added
Acadian Asset Management LLC465$37.0K0.00%+465New
Group One Trading, L.P.357$29.1K0.00%−543−60.3%Reduced
OP Asset Management Ltd355$28.9K0.00%+355New
Steward Partners Investment Advisory, LLC350$28.5K0.00%+304+660.9%Added
Umb Bank N A312$25.4K0.00%+158+102.6%Added
Danske Bank A/S300$24.5K0.00%00.0%Unchanged
FNY Investment Advisers, LLC300$24.0K0.01%+300New
Rockefeller Capital Management L.P.277$22.6K0.00%+277New
Signaturefd, LLC263$21.4K0.00%00.0%Unchanged
Salomon & Ludwin, LLC215$18.8K0.00%+215New
Larson Financial Group LLC213$17.4K0.00%+203+2,030.0%Added
Jones Financial Companies LLLP206$16.5K0.00%+35+20.5%Added
Farther Finance Advisors, LLC193$15.7K0.00%+4+2.1%Added
Wealthspire Advisors, LLC162$13.2K0.00%+162New
EverSource Wealth Advisors, LLC152$12.4K0.00%+60+65.2%Added
Hantz Financial Services, Inc.147$12.0K0.00%+103+234.1%Added
Sterling Capital Management LLC136$11.1K0.00%−1−0.7%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.128$10.4K0.00%00.0%Unchanged
HighMark Wealth Management LLC125$10.2K0.00%00.0%Unchanged
Huntington National Bank114$9.30K0.00%−4−3.4%Reduced
Quarry LP107$8.73K0.00%+107New
Advisory Services Network, LLC104$8.48K0.00%+104New
NBC Securities, Inc.98$7.99K0.00%00.0%Unchanged
IFP Advisors, Inc97$7.91K0.00%+97Added
Rise Advisors, LLC95$7.75K0.00%00.0%Unchanged
Covestor Ltd82$7.00K0.00%−5−5.7%Reduced
ORG Wealth Partners, LLC75$6.12K0.00%00.0%Unchanged
Bare Financial Services, Inc74$6.04K0.00%−6−7.5%Reduced
Massmutual Trust Co FSB73$5.95K0.00%−102−58.3%Reduced
JPL Wealth Management, LLC65$5.30K0.00%+65New
Versant Capital Management, Inc56$4.57K0.00%−142−71.7%Reduced
Allworth Financial LP55$4.49K0.00%+2+3.8%Added
Rothschild Investment LLC55$4.49K0.00%−55−50.0%Reduced
Murphy & Mullick Capital Management Corp50$4.39K0.00%+50New
Optiver Holding B.V.46$3.75K0.00%+46New
Twin Tree Management, LP43$3.51K0.00%−17,983−99.8%Reduced
Farmers & Merchants Investments Inc34$2.77K0.00%00.0%Unchanged
Global Retirement Partners, LLC33$2.69K0.00%+1+3.1%Added
Bell Investment Advisors, Inc32$2.61K0.00%00.0%Unchanged
Atlantic Trust, LLC24$1.96K0.00%00.0%Unchanged
Private Trust Co NA22$1.79K0.00%−32−59.3%Reduced
Parallel Advisors, LLC21$1.71K0.00%−20−48.8%Reduced
Caldwell Sutter Capital, Inc.20$1.63K0.00%−25−55.6%Reduced
SRS Capital Advisors, Inc.18$1.47K0.00%−97−84.3%Reduced