Who owns State Street Blackstone Senior Loan ETF?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SRLN from SEC Form 13F filings across 478 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 478 institutions disclosed 105.2M shares of State Street Blackstone Senior Loan ETF worth $4.22B — about 81.8% of shares outstanding; the largest disclosed holder is MORGAN STANLEY. Source: SEC Form 13F filings, parsed by EvidInvest.
478
13F holders
$4.22B
value, 2026 filers
81.8%
of shares outstanding (105.2M sh)
57
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SRLN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | MORGAN STANLEY | 7.6M | $306.1M | 0.0% | 5.9% | +10.2% |
| 2 | BANK OF AMERICA CORP /DE/ | 7.5M | $300.8M | 0.0% | 5.8% | -1.4% |
| 3 | Arizona PSPRS TrustNEW | 6.5M | $260.7M | 9.7% | 5% | new |
| 4 | Liberty Mutual Group Asset Management Inc. | 4.7M | $189.4M | 16.5% | 3.7% | +55.7% |
| 5 | State of Tennessee, Department of Treasury | 4.4M | $177.9M | 0.5% | 3.4% | -25.7% |
| 6 | Ensign Peak Advisors, Inc | 4.0M | $161.2M | 0.3% | 3.1% | -11.0% |
| 7 | LPL Financial LLC | 3.6M | $144.5M | 0.0% | 2.8% | +3.4% |
| 8 | STATE STREET CORP | 3.5M | $141.4M | 0.0% | 2.7% | -3.9% |
| 9 | Ocean Park Asset Management, LLC | 3.2M | $127.4M | 6.1% | 2.5% | +148.0% |
| 10 | ROYAL BANK OF CANADA | 2.6M | $105.0M | 0.0% | 2% | +15.8% |
| 11 | UBS Group AG | 2.5M | $101.5M | 0.0% | 2% | -3.6% |
| 12 | Advisory Alpha, LLC | 2.2M | $90.5M | 2.2% | 1.7% | -3.5% |
| 13 | WELLS FARGO & COMPANY/MN | 2.2M | $88.4M | 0.0% | 1.7% | -0.1% |
| 14 | BlackRock, Inc. | 1.8M | $72.6M | 0.0% | 1.4% | +19.5% |
| 15 | 1832 Asset Management L.P. | 1.7M | $66.9M | 0.0% | 1.3% | +3.6% |
| 16 | GOLDMAN SACHS GROUP INC | 1.7M | $66.6M | 0.0% | 1.3% | -40.2% |
| 17 | Symetra Investment Management Co | 1.6M | $62.6M | 5.5% | 1.2% | +4.0% |
| 18 | JPMORGAN CHASE & CO | 1.4M | $55.6M | 0.0% | 1.1% | +2331.4% |
| 19 | Aristotle Pacific Capital, LLC | 1.4M | $54.9M | 26.1% | 1.1% | +37.1% |
| 20 | Diversify Advisory Services, LLCNEW | 1.4M | $54.9M | 0.9% | 1.1% | new |
| 21 | DIVERSIFY WEALTH MANAGEMENT, LLC | 1.4M | $54.9M | 0.9% | 1.1% | +34.4% |
| 22 | Coppell Advisory Solutions LLCNEW | 1.2M | $27.0M | 2.2% | 1% | new |
| 23 | Horizon Investments, LLC | 1.2M | $48.3M | 0.5% | 0.9% | +1102841.8% |
| 24 | WELLINGTON MANAGEMENT GROUP LLP | 1.2M | $47.3M | 0.0% | 0.9% | -32.8% |
| 25 | ENVESTNET ASSET MANAGEMENT INC | 905,792 | $36.5M | 0.0% | 0.7% | -3.5% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.