Mason Street Advisors, LLC ETF holdings
Milwaukee, WI
Reported $1.1B in 15 ETFs in its Form 13F for June 30, 2026.
ETF value
$1.1B
ETFs held
15
Change from prior quarter
+8.5%
With price moves
ETFs as a share of its 13F
100.0%
of $1.1B
Top 10 of 15 ETF holdings
| Ticker | Fund | Value | Shares | Change |
|---|---|---|---|---|
| AGG | iShares Core U.S. Aggregate Bond ETF | $302.0M | 3,050,830 | +1,567 shares |
| IVV | iShares Core S&P 500 ETF | $154.6M | 206,485 | −5,196 shares |
| SPTL | State Street SPDR Portfolio Long Term Treasury Index ETF | $105.1M | 4,005,960 | +7,240 shares |
| SPMD | State Street SPDR Portfolio S&P 400 Mid Cap ETF | $95.9M | 1,419,072 | −142,897 shares |
| SPSM | State Street SPDR Portfolio S&P 600 Small Cap ETF | $79.5M | 1,379,248 | +52,825 shares |
| RSP | Invesco S&P 500 Equal Weight ETF | $61.4M | 288,645 | +20,825 shares |
| IEFA | iShares Core MSCI EAFE ETF | $61.3M | 634,753 | −76,244 shares |
| RWR | State Street SPDR Dow Jones REIT ETF | $51.2M | 453,255 | +104,580 shares |
| SCHH | Schwab U.S. REIT ETF | $51.2M | 2,161,115 | +514,990 shares |
| AVLV | Avantis US Large Cap Value ETF | $43.3M | 474,820 | New position |
5 more ETF positions
The full list comes with the Advisors and Institutions package.
Sign up to see them allFrom SEC Form 13F. Change compares June 30, 2026 with March 31, 2026. SEC filer ID (CIK) 0001167711. Filings on SEC EDGAR.
Frequently asked questions
What ETFs does Mason Street Advisors, LLC own?
Mason Street Advisors, LLC reported 15 ETF positions worth $1.1B in its Form 13F for June 30, 2026. The largest was AGG, at $302.0M.
Where does this data come from?
From the firm's own quarterly Form 13F filing with the SEC. It shows long positions at quarter end and can include holdings run for clients, so it isn't necessarily the firm's own money.
How current is it?
13F filings are due 45 days after each quarter ends. The next set is due around mid-November.