Whale Analyzer
ASML Institutional Holders and 13F Ownership
Compare 12 tracked holders of ASML, their reported positions and disclosed changes. Coverage is limited to the investors tracked by Whale Analyzer; these records do not establish all shareholders or current trades. Stephen Mandel is the largest reported holder at $1.13B; the top five funds control 86.0% of reported ownership; institutions were net selling last quarter (3 increased, 8 reduced); the stock trades above the aggregate whale cost basis of $605.85. Top tracked holders include Stephen Mandel, Edgewood Management, PRIMECAP Management, and Philippe Laffont.
Continue to the live ASML dashboardTop holders
| Investor | Reported value | Shares | Change | Report date |
|---|---|---|---|---|
| Stephen Mandel 13F portfolio Lone Pine Capital holdings | $1.13B | 569.2K | Reduced | 2026-06-30 |
| Edgewood Management 13F portfolio Edgewood Management LLC holdings | $860.9M | 432.7K | Reduced | 2026-06-30 |
| PRIMECAP Management 13F portfolio PRIMECAP Management Company holdings | $699.4M | 351.6K | Reduced | 2026-06-30 |
| Philippe Laffont 13F portfolio Coatue Management holdings | $587.7M | 295.4K | Reduced | 2026-06-30 |
| Dev Kantesaria 13F portfolio Valley Forge Capital Management holdings | $340.4M | 171.1K | Held | 2026-06-30 |
| Dorsey Asset Management 13F portfolio Dorsey Asset Management holdings | $259.4M | 130.4K | Reduced | 2026-06-30 |
| Ray Dalio 13F portfolio Bridgewater Associates holdings | $122.7M | 61.7K | Reduced | 2026-06-30 |
| David Tepper 13F portfolio Appaloosa LP holdings | $99.5M | 50.0K | Increased | 2026-06-30 |
| Dan Loeb 13F portfolio Third Point holdings | $59.6M | 30.0K | Increased | 2026-06-30 |
| Polen Capital 13F portfolio Polen Capital Management holdings | $30.7M | 15.4K | Reduced | 2026-06-30 |
| Greenwoods 13F portfolio Greenwoods Asset Management holdings | $14.1M | 7.1K | New | 2026-06-30 |
| Lee Ainslie 13F portfolio Maverick Capital holdings | $1.9M | 980 | Reduced | 2026-06-30 |
Ownership concentration
Reported ownership of ASML is highly concentrated across tracked institutions.
- Single largest holder: 26.9% of reported ownership
- Top 5 holders: 86.0%
- Top 10 holders: 99.6%
Whale activity this quarter
Across 12 tracked institutions, 8 reduced, 3 increased, 1 held. Net positioning is net selling.
- Stephen Mandel — Lone Pine Capital ($1.13B) (▼ 13.1% qoq shares) · avg cost $558.43
- Edgewood Management — Edgewood Management LLC ($860.9M) (▼ 54.1% qoq shares)
- PRIMECAP Management — PRIMECAP Management Company ($699.4M) (▼ 0.4% qoq shares)
- Philippe Laffont — Coatue Management ($587.7M) (▼ 40.5% qoq shares) · avg cost $782.40
- Dev Kantesaria — Valley Forge Capital Management ($340.4M) (→ 0.0% qoq shares) · avg cost $889.65
- Dorsey Asset Management — Dorsey Asset Management ($259.4M) (▼ 7.1% qoq shares) · avg cost $316.21
- Ray Dalio — Bridgewater Associates ($122.7M) (▼ 33.1% qoq shares) · avg cost $72.17
- David Tepper — Appaloosa LP ($99.5M) (▲ 1.0% qoq shares) · avg cost $229.89
Whale cost basis vs current price
The aggregate tracked cost basis is $605.85 versus a current price of $1698.30, so ASML trades above its cost basis (+180.3%). Average unrealized P&L across tracked holders: 495%.
Sector positioning — Information Technology
ASML sits within the Information Technology sector alongside 135 other tracked names. Compare whale ownership across peers:
How to use this page
Values are reported public positions from tracked 13F filers and disclosures — not real-time ownership totals. Open the live ASML dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
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Learn more in Whale Analyzer Academy
Deepen your read on ASML with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns ASML stock?
Whale Analyzer tracks 12 public institutional holders of ASML with a combined reported value of $4.21B. See the holder table above for the largest tracked positions.
Which top funds are buying ASML?
Tracked institutions were net selling last quarter — 8 reduced, 3 increased, 1 held. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is ASML ownership?
The top five tracked holders report 86.0% of aggregate ownership.
Is ASML above or below the whale cost basis?
The aggregate tracked cost basis is $605.85 versus a current price of $1698.30 (+180.3%).
What does 13F ownership mean for ASML?
These are historical reported positions from tracked filers, not real-time ownership or a complete shareholder register. Use the interactive ASML dashboard to explore them, or read our 13F Alpha Signals Guide.