244 institutions reported holding $3.40B of SPDR NYSE Technology ETF (XNTK) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($815.0M), IMC-Chicago, LLC ($640.1M), SIMPLEX TRADING, LLC ($448.7M), Auto-Owners Insurance Co ($371.8M), GROUP ONE TRADING LLC ($309.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $815.0M | 12.5M | Added |
| 2 | IMC-Chicago, LLC | $640.1M | 7.6M | Trimmed |
| 3 | SIMPLEX TRADING, LLC | $448.7M | 5.0M | Trimmed |
| 4 | Auto-Owners Insurance Co | $371.8M | 1.5M | Hold |
| 5 | GROUP ONE TRADING LLC | $309.0M | 3.4M | Trimmed |
| 6 | SILVERARC CAPITAL MANAGEMENT, LLC | $105.4M | 825,000 | New |
| 7 | LPL Financial LLC | $73.4M | 287,423 | Added |
| 8 | JPMORGAN CHASE & CO | $59.1M | 863,707 | Trimmed |
| 9 | WELLS FARGO & COMPANY/MN | $52.4M | 205,186 | Added |
| 10 | Cartenna Capital, LP | $52.3M | 650,000 | Trimmed |
| 11 | New Harbor Financial Group, LLC | $38.0M | 285,250 | Added |
| 12 | MORGAN STANLEY | $36.9M | 144,560 | Trimmed |
| 13 | HRT FINANCIAL LP | $33.9M | 380,557 | Added |
| 14 | AlTi Global, Inc. | $27.3M | 106,824 | Added |
| 15 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $24.1M | 94,501 | Added |
| 16 | BANK OF AMERICA CORP /DE/ | $19.7M | 77,150 | Trimmed |
| 17 | AMERIPRISE FINANCIAL INC | $14.3M | 56,054 | Added |
| 18 | GoalVest Advisory LLC | $14.2M | 55,614 | Added |
| 19 | UBS Group AG | $13.4M | 52,461 | Trimmed |
| 20 | ENVESTNET ASSET MANAGEMENT INC | $12.7M | 49,688 | Added |
| 21 | Sanctuary Advisors, LLC | $11.8M | 46,032 | Added |
| 22 | RAYMOND JAMES FINANCIAL INC | $11.4M | 44,511 | Trimmed |
| 23 | BANK OF NOVA SCOTIA | $11.3M | 44,422 | Added |
| 24 | Value Investment Professionals, LLC | $10.5M | 85,733 | New |
| 25 | RH Tailwind Management, LLC | $10.2M | 80,000 | New |
Source: SEC Form 13F filings · as of 2026-03-31