Who owns American Century Short Duration Strategic Income ETF?
Institutional ownership of SDSI from SEC Form 13F filings across 34 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.
34
13F holders
$154.5M
value, 2026 filers
56.9%
of shares outstanding (3.0M sh)
9
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 SDSI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | AMERICAN CENTURY COMPANIES INC | 1.6M | $84.5M | 0.0% | 30.8% | +11.4% |
| 2 | Legacy Financial Strategies, LLC | 330,104 | $17.0M | 2.6% | 6.2% | +6901.1% |
| 3 | RAYMOND JAMES FINANCIAL INC | 326,523 | $16.8M | 0.0% | 6.1% | +36.0% |
| 4 | HighTower Advisors, LLC | 101,149 | $5.2M | 0.0% | 1.9% | -8.0% |
| 5 | ENVESTNET ASSET MANAGEMENT INC | 92,083 | $4.7M | 0.0% | 1.7% | -4.9% |
| 6 | Networth Advisors, LLCNEW | 74,529 | $3.8M | 2.2% | 1.4% | new |
| 7 | Nova Wealth Management, Inc. | 65,882 | $3.4M | 1.9% | 1.2% | +255.7% |
| 8 | IFP Advisors, Inc | 63,809 | $3.3M | 0.1% | 1.2% | +8.3% |
| 9 | KESTRA PRIVATE WEALTH SERVICES, LLC | 47,278 | $2.4M | 0.0% | 0.9% | +228.9% |
| 10 | GOLDMAN SACHS GROUP INC | 45,448 | $2.3M | 0.0% | 0.8% | +0.5% |
| 11 | Core Wealth Advisors, Inc. | 36,247 | $1.9M | 0.4% | 0.7% | +27.9% |
| 12 | AE Wealth Management LLC | 35,240 | $1.8M | 0.0% | 0.7% | +3755.6% |
| 13 | Cambridge Investment Research Advisors, Inc. | 34,372 | $1,764 | 0.0% | 0.6% | +153.8% |
| 14 | Rockefeller Capital Management L.P. | 24,486 | $1.3M | 0.0% | 0.5% | -1.0% |
| 15 | JANE STREET GROUP, LLC | 20,010 | $1.0M | 0.0% | 0.4% | -3.4% |
| 16 | CITADEL ADVISORS LLC | 16,739 | $859,548 | 0.0% | 0.3% | +160.1% |
| 17 | NewEdge Advisors, LLC | 16,581 | $851,448 | 0.0% | 0.3% | +52.4% |
| 18 | Medallion Wealth Advisors, LLC | 13,750 | $706,062 | 0.2% | 0.3% | -2.8% |
| 19 | Kestra Advisory Services, LLC | 10,157 | $521,549 | 0.0% | 0.2% | -9.8% |
| 20 | Beacon Financial Advisory LLC | 9,103 | $467,439 | 0.1% | 0.2% | +102.5% |
| 21 | Peak Planning Group, LLC | 7,449 | $382,498 | 0.1% | 0.1% | -28.9% |
| 22 | Arax Advisory PartnersNEW | 5,402 | $277,393 | 0.0% | 0.1% | new |
| 23 | Summit Financial, LLC | 5,350 | $274,702 | 0.0% | 0.1% | -23.7% |
| 24 | TRUIST FINANCIAL CORPNEW | 5,000 | $257,000 | 0.0% | 0.1% | new |
| 25 | NATIONS FINANCIAL GROUP INC, /IA/ /ADV | 4,434 | $227,686 | 0.0% | 0.1% | 0.0% |
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.