Latest MASON STREET ADVISORS, LLC Stock Portfolio

$1.02Billion– No. of Holdings #15

MASON STREET ADVISORS, LLC Performance:
2026 Q1: 0.83%YTD: 0.83%2025: 5.81%

Performance for 2026 Q1 is 0.83%, and YTD is 0.83%, and 2025 is 5.81%.

About MASON STREET ADVISORS, LLC and 13F Hedge Fund Stock Holdings

MASON STREET ADVISORS, LLC is a hedge fund based in Milwaukee, WI. On 2026-05-07, the fund reported it's updated stock portfolio. In the 13F Holdings report, MASON STREET ADVISORS, LLC reported an equity portfolio of $1 Billions as of 31 Mar, 2026.

The top stock holdings of MASON STREET ADVISORS, LLC are IJR, IJR, BIL. The fund has invested 29.6% of it's portfolio in ISHARES TR and 13.5% of portfolio in ISHARES TR.

The fund managers got completely rid off ISHARES TR (IJR) stocks. They significantly reduced their stock positions in SPDR SERIES TRUST (BIL), SCHWAB STRATEGIC TR (FNDA) and ISHARES TR (IJR). MASON STREET ADVISORS, LLC opened new stock positions in ISHARES TR (IBCE) and ISHARES INC (EMGF). The fund showed a lot of confidence in some stocks as they added substantially to ISHARES TR (IBCE), ABRDN ETFS (BCD) and INVESCO EXCHANGE TRADED FD T (CSD).
MASON STREET ADVISORS, LLC Equity Portfolio Value
Last Reported on: 07 May, 2026

MASON STREET ADVISORS, LLC Annual Return Estimates Vs S&P 500

Our best estimate is that MASON STREET ADVISORS, LLC made a return of 0.83% in the last quarter. In trailing 12 months, it's portfolio return was 6.7%.
  • Performance
  • S&P 500

New Buys

Ticker$ Bought
ishares tr40,979,200
ishares inc3,035,520

New stocks bought by MASON STREET ADVISORS, LLC

Additions

Ticker% Inc.
ishares tr12,373
abrdn etfs5.51
invesco exchange traded fd t3.23
ishares tr2.77
dimensional etf trust2.53
spdr series trust2.52
j p morgan exchange traded f1.17
ishares tr0.42

Additions to existing portfolio by MASON STREET ADVISORS, LLC

Reductions

Ticker% Reduced
spdr series trust-4.88
schwab strategic tr-3.91
ishares tr-1.87
spdr series trust-1.6

MASON STREET ADVISORS, LLC reduced stake in above stock

Sold off

Ticker$ Sold
ishares tr-57,165,400
ishares tr-39,632,600

MASON STREET ADVISORS, LLC got rid off the above stocks

Sector Distribution

MASON STREET ADVISORS, LLC has about 100% of it's holdings in Others sector.

  • Others
Sector%
Others100

Market Cap. Distribution

MASON STREET ADVISORS, LLC has about 0% of it's portfolio invested in the large-cap and mega-cap stocks.

  • UNALLOCATED
Category%
UNALLOCATED100

Stocks belong to which Index?

About 0% of the stocks held by MASON STREET ADVISORS, LLC either belong to S&P 500 or RUSSELL 2000 index.

  • Others
Index%
Others100
Top 5 Winners (%)%
BCD
abrdn etfs
23.6 %
IBCE
ishares tr
14.9 %
DFAC
dimensional etf trust
5.7 %
BIL
spdr series trust
3.1 %
FNDA
schwab strategic tr
2.8 %
Top 5 Winners ($)$
IBCE
ishares tr
8.4 M
BIL
spdr series trust
2.1 M
BIL
spdr series trust
1.9 M
BCD
abrdn etfs
1.7 M
DFAC
dimensional etf trust
1.1 M
Top 5 Losers (%)%
IJR
ishares tr
-4.6 %
BIL
spdr series trust
-0.6 %
IJR
ishares tr
-0.6 %
Top 5 Losers ($)$
IJR
ishares tr
-6.7 M
IJR
ishares tr
-1.9 M
BIL
spdr series trust
-0.7 M

MASON STREET ADVISORS, LLC Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of MASON STREET ADVISORS, LLC

MASON STREET ADVISORS, LLC has 15 stocks in it's portfolio. About 90.9% of the portfolio is in top 10 stocks. IJR proved to be the most loss making stock for the portfolio. IBCE was the most profitable stock for MASON STREET ADVISORS, LLC last quarter.

Last Reported on: 07 May, 2026
TickerNamesorted ascending% PortfolioShares Held$ ValueType% ChangeOptions