20 institutions reported holding $6.15B of ASML Holding NV (ASMLF) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($3.10B), Optiver Holding B.V. ($1.57B), HRT FINANCIAL LP ($467.7M), SIMPLEX TRADING, LLC ($347.2M), GROUP ONE TRADING LLC ($336.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $3.10B | 1.6M | Added |
| 2 | Optiver Holding B.V. | $1.57B | 787,900 | Trimmed |
| 3 | HRT FINANCIAL LP | $467.7M | 235,100 | Added |
| 4 | SIMPLEX TRADING, LLC | $347.2M | 174,500 | Trimmed |
| 5 | GROUP ONE TRADING LLC | $336.0M | 168,900 | Trimmed |
| 6 | JPMORGAN CHASE & CO | $136.3M | 72,400 | Trimmed |
| 7 | CMT Capital Markets Trading GmbH | $112.4M | 56,500 | Added |
| 8 | SCOPUS ASSET MANAGEMENT, L.P. | $49.7M | 25,000 | New |
| 9 | Capital Markets Trading UK LLP | $17.9M | 9,000 | Added |
| 10 | Generali Investments CEE, investicni spolecnost, a.s. | $16.1M | 8,179 | Trimmed |
| 11 | ATLAS CAPITAL ADVISORS INC. | $2.7M | 1,369 | Added |
| 12 | Sageworth Trust Co | $1.7M | 885 | New |
| 13 | LCM Capital Management Inc | $795,776 | 400 | New |
| 14 | Sageworth Trust Co of South Dakota | $590,423 | 300 | New |
| 15 | CAPSTONE WEALTH MANAGEMENT GROUP, LLC | $273,870 | 0 | New |
| 16 | Orion Capital Management LLC | $198,944 | 100 | Hold |
| 17 | OSAIC HOLDINGS, INC. | $139,870 | 1 | Hold |
| 18 | Itau Unibanco Holding S.A. | $448 | 250 | New |
| 19 | Freemont Management S.A. | $0 | 0 | Exited |
| 20 | BlackRock, Inc. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30