Who Owns SPDR SERIES TRUST (XNTK)? -- Institutional Holders (2026-06-30)
262 institutions reported holding $5.13B of SPDR SERIES TRUST (XNTK) in SEC 13F filings for 2026-06-30. Largest institutional holders: Optiver Holding B.V. ($861.4M), JPMORGAN CHASE & CO ($786.5M), IMC-Chicago, LLC ($750.2M), SIMPLEX TRADING, LLC ($541.7M), Auto-Owners Insurance Co ($503.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | Optiver Holding B.V. | $861.4M | 11.5M | Trimmed |
| 2 | JPMORGAN CHASE & CO | $786.5M | 10.1M | Added |
| 3 | IMC-Chicago, LLC | $750.2M | 7.7M | Added |
| 4 | SIMPLEX TRADING, LLC | $541.7M | 5.0M | Trimmed |
| 5 | Auto-Owners Insurance Co | $503.0M | 1.3M | Trimmed |
| 6 | GROUP ONE TRADING LLC | $445.7M | 4.3M | Added |
| 7 | Cartenna Capital, LP | $262.0M | 3.5M | Added |
| 8 | LPL Financial LLC | $111.3M | 284,922 | Trimmed |
| 9 | HRT FINANCIAL LP | $85.5M | 887,400 | Added |
| 10 | WELLS FARGO & COMPANY/MN | $83.9M | 214,822 | Added |
| 11 | MORGAN STANLEY | $59.6M | 152,450 | Added |
| 12 | AlTi Global, Inc. | $58.8M | 150,434 | Added |
| 13 | BANK OF NOVA SCOTIA | $33.9M | 86,818 | Added |
| 14 | New Harbor Financial Group, LLC | $33.2M | 87,933 | Trimmed |
| 15 | BANK OF AMERICA CORP /DE/ | $30.7M | 78,566 | Added |
| 16 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | $28.2M | 72,224 | Trimmed |
| 17 | EXCHANGE TRADED CONCEPTS, LLC | $27.3M | 69,927 | New |
| 18 | GoalVest Advisory LLC | $23.1M | 59,120 | Added |
| 19 | AMERIPRISE FINANCIAL INC | $22.9M | 57,262 | Added |
| 20 | UBS Group AG | $21.7M | 55,604 | Added |
| 21 | RAYMOND JAMES FINANCIAL INC | $20.1M | 51,427 | Added |
| 22 | ENVESTNET ASSET MANAGEMENT INC | $19.2M | 49,094 | Trimmed |
| 23 | Private Advisor Group, LLC | $18.0M | 45,997 | Trimmed |
| 24 | Sanctuary Advisors, LLC | $17.6M | 44,949 | Trimmed |
| 25 | Beaumont Financial Advisors, LLC | $11.8M | 30,309 | New |
Source: SEC Form 13F filings · as of 2026-06-30