GKOS — GLAUKOS CORP
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
Why are billionaires buying GKOS?
Built from public SEC filings and public economic data. Not a recommendation.
Why? — Evidence & Confidence ▾
Of 2 tracked investors who changed their GKOS position last quarter, 2 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 56/100 in a Overheat regime).
- +2 tracked investors added or increased positions last quarter (Ray Dalio, Steve Cohen)
- +4 tracked investors reported holding GKOS at their latest filing
- +Macro Health is 56/100 in a Overheat regime — historically acceptable for this sectorsource
- −13F data is disclosed up to 45 days after quarter end — positions may have changed since
- · 13F disclosure lag (up to 45 days)
- · Tracked investors are a sample, not the whole market
- · Sector regime fit is a historical average, not a guarantee
Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 9/18/2026.
About GLAUKOS CORP (GKOS)
GLAUKOS CORP (GKOS) appears in the most recent 13F filings of 4 tracked institutional investors. The largest disclosed position is held by Izzy Englander (Millennium Management), valued at $225M. Across recent filings, tracked investors recorded 6 new positions, 2 increased, 10 reduced, and 3 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in GKOS
How many top investors track GKOS
A small number of top investors own this.
GKOS Ownership Composition
How GLAUKOS CORP is held across tracked investor types, based on reported 13F positions.
- Multi-Strategy / Quant99.9%
- Macro0.1%
Tracked investors currently reporting GKOS
1 tracked investor has since exited this position — listed separately below.
- Izzy EnglanderJun 30, 2026Millennium ManagementShares1.6MValue$225.2M% Portfolio0.08%
- Ken GriffinJun 30, 2026Citadel AdvisorsShares1.5MValue$203.9M% Portfolio0.02%
- Steve CohenJun 30, 2026Point72 Asset ManagementShares138.3KValue$19.3M% Portfolio0.02%
- Ray DalioJun 30, 2026Bridgewater AssociatesShares3.3KValue$462.6K% Portfolio0.00%
Previously held GKOS
These investors reported GKOS in an earlier quarter but not in their most recent 13F. Figures below are their last reported position, not a current holding.
| Investor | Firm | Last reported shares | Value then | Last held |
|---|---|---|---|---|
| Paul Tudor Jones | Tudor Investment Corp | 9.8K | $1.3M | Sep 30, 2024 |
Recent activity
- New$9.6KFeb 17, 2026
- Increased$3.5M(118.55%)Feb 14, 2024
- Reduced$1.1M(-73.20%)May 14, 2024
- Reduced$1.1M(-21.57%)Aug 14, 2024
- Reduced$1.1M(-9.31%)Nov 13, 2024
- Reduced$872.7K(-30.50%)Feb 13, 2025
- Reduced$231.9K(-59.52%)May 14, 2025
- Sold$0(-100.00%)Aug 13, 2025
- New$462.6KAug 14, 2026
- Reduced$49.9M(-32.74%)Nov 14, 2024
- Reduced$42M(-26.89%)Feb 14, 2025
- Sold$0(-100.00%)Jul 21, 2025
- New$74.3MAug 14, 2025
- Reduced$56.3M(-3.97%)Nov 14, 2025
- Reduced$18.2M(-76.60%)Feb 17, 2026
- Reduced$10.9M(-37.29%)May 15, 2026
- Increased$19.3M(36.47%)Aug 14, 2026
- $1.3MNov 14, 2024
- Sold$0(-100.00%)Feb 14, 2025
- New$1.5MNov 13, 2023
- New$67.5MSep 16, 2024
Frequently asked questions
- How many institutional investors hold GKOS?
- 4 tracked institutional investors disclosed a position in GKOS (GLAUKOS CORP) in their most recent 13F filing.
- Who is the largest institutional holder of GKOS?
- Izzy Englander, Millennium Management, holds the largest disclosed position in GKOS, valued at $225M.
- Did institutional ownership of GKOS increase or decrease?
- Across recent 13F filings, tracked investors recorded 6 new positions, 2 increased, 10 reduced, and 3 fully exited GKOS.
- Where does this GKOS ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.