Mason Street Advisors

Latest statistics and disclosures from Mason Street Advisors's latest quarterly 13F-HR filing:

  • Top 5 stock holdings are AGG, IVV, SPTL, SPMD, SPSM, and represent 66.41% of Mason Street Advisors's stock portfolio.
  • Added to shares of these 10 stocks: AVLV (+$43M), SCHH (+$12M), RWR (+$12M), RSP, BCI, SPSM, IEMG, IQLT, DFIV, JPST.
  • Started 1 new stock position in AVLV.
  • Reduced shares in these 4 stocks: VLUE (-$41M), SPMD (-$9.7M), IEFA (-$7.4M), IVV.
  • Sold out of its position in VLUE.
  • Mason Street Advisors was a net buyer of stock by $22M.
  • Mason Street Advisors has $1.1B in assets under management (AUM), dropping by 8.47%.
  • Central Index Key (CIK): 0001167711

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Portfolio Holdings for Mason Street Advisors

Mason Street Advisors holds 15 positions in its portfolio as reported in the June 2026 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Ishares Tr Core Us Aggbd Et (AGG) 27.2 $302M 3.1M 98.98
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Ishares Tr Core S&p500 Etf (IVV) 13.9 $155M -2% 207k 748.89
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Spdr Series Trust St Lon Treas Etf (SPTL) 9.5 $105M 4.0M 26.23
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Spdr Series Trust St Str P400mid (SPMD) 8.6 $96M -9% 1.4M 67.56
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Spdr Series Trust ST STR SP600 SML (SPSM) 7.2 $80M +3% 1.4M 57.67
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Invesco Exchange Traded Fd T S&p500 Eql Wgt (RSP) 5.5 $61M +7% 289k 212.77
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Ishares Tr Core Msci Eafe (IEFA) 5.5 $61M -10% 635k 96.58
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Spdr Series Trust St Str Dow Reit (RWR) 4.6 $51M +29% 453k 112.97
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Schwab Strategic Tr Us Reit Etf (SCHH) 4.6 $51M +31% 2.2M 23.68
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American Centy Etf Tr Us Large Cap Vlu (AVLV) 3.9 $43M NEW 475k 91.21
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Ishares Tr Msci Intl Qualty (IQLT) 3.5 $39M +3% 793k 49.55
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J P Morgan Exchange Traded F Ultra Shrt Etf (JPST) 2.3 $25M 495k 50.57
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Dimensional Etf Trust Internatnal Val (DFIV) 2.0 $22M +2% 414k 54.02
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Abrdn Etfs Bbrg All Comd K1 (BCI) 1.1 $12M +51% 541k 22.34
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Ishares Core Msci Emkt (IEMG) 0.5 $5.6M +56% 68k 82.84
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Past Filings by Mason Street Advisors

SEC 13F filings are viewable for Mason Street Advisors going back to 2010

View all past filings