2026 Q1 Portfolio Activity
In 2026 Q1, MASON STREET ADVISORS, LLC maintained a portfolio of 17 distinct positions. The most significant new addition was ISHARES TR, now representing 4.01% of the total fund value. They heavily accumulated shares in ISHARES TR, increasing the position by 12373.6%. Conversely, MASON STREET ADVISORS, LLC completely exited their position in ISHARES TR.
Position History
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Total Positions
17
Quarter
2026 Q1
Top Holding
AGG (29.6%)
Top 10 Concentration
90.9%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-17 of 17
MASON STREET ADVISORS, LLC Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AGG
ISHARES TR
|
ETF | 29.58% | 30.54% |
#1
Prev: #1
|
6.5 |
—
|
-57,967 | -1.9% |
P
S
|
3,049,263 | $302,700,338 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IVV
ISHARES TR
|
ETF | 13.51% | 14.21% |
#2
Prev: #2
|
6.0 |
—
|
888 | 0.4% |
P
S
|
211,681 | $138,272,146 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
SPTL
SPDR SERIES TRU...
|
ETF | 10.28% | 10.41% |
#3
Prev: #3
|
5.5 |
—
|
1,040 | 0.0% |
P
S
|
3,998,720 | $105,166,336 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
SPMD
SPDR SERIES TRU...
|
ETF | 9.04% | 9.04% |
#4
Prev: #4
|
4.6 |
—
|
-25,421 | -1.6% |
P
S
|
1,561,969 | $92,499,804 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IEFA
ISHARES TR
|
ETF | 6.29% | 0.04% |
#5
10
Prev: #15
|
6.0 |
—
|
705,297 | 12373.6% |
P
S
|
710,997 | $64,366,558 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
SPSM
SPDR SERIES TRU...
|
ETF | 6.26% | 5.97% |
#6
1
Prev: #5
|
3.0 |
—
|
32,543 | 2.5% |
P
S
|
1,326,423 | $64,092,759 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
RSP
INVESCO EXCHANG...
|
Unknown | 5.02% | 4.89% |
#7
Prev: #7
|
2.5 |
—
|
8,390 | 3.2% |
P
S
|
267,820 | $51,400,014 | 2025 Q1 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
VLUE
ISHARES TR
|
ETF | 4.01% | — |
#8
Prev: #—
|
5.1 |
—
|
288,200 | — |
NEW
|
288,200 | $40,979,158 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IQLT
ISHARES TR
|
Bond/Debt | 3.47% | 3.35% |
#9
2
Prev: #11
|
1.9 |
—
|
20,690 | 2.8% |
P
S
|
768,930 | $35,547,634 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
SCHH
SCHWAB STRATEGI...
|
ETF | 3.46% | 3.52% |
#10
Prev: #10
|
1.9 |
—
|
-66,960 | -3.9% |
P
S
|
1,646,125 | $35,375,226 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
RWR
SPDR SERIES TRU...
|
Unknown | 3.44% | 3.54% |
#11
2
Prev: #9
|
1.9 |
—
|
-17,880 | -4.9% |
P
S
|
348,675 | $35,205,715 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
JPST
J P MORGAN EXCH...
|
ETF | 2.41% | 2.39% |
#12
Prev: #12
|
1.5 |
—
|
5,601 | 1.2% |
P
S
|
486,336 | $24,613,465 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
DFIV
DIMENSIONAL ETF...
|
Bond/Debt | 2.08% | 1.93% |
#13
Prev: #13
|
1.3 |
—
|
9,950 | 2.5% |
P
S
|
403,315 | $21,286,966 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
BCI
ABRDN ETFS
|
ETF | 0.85% | 0.65% |
#14
Prev: #14
|
2.3 |
—
|
18,620 | 5.5% |
P
S
|
356,335 | $8,655,377 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IEMG
ISHARES INC
|
ETF | 0.30% | — |
#15
Prev: #—
|
3.6 |
—
|
43,520 | — |
NEW
|
43,520 | $3,035,520 | 2016 Q3 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IJH
ISHARES TR
|
ETF | 0.00% | 3.90% |
Sold All 😨
(Was: #8) |
0.0 |
—
|
-289,860 | -100.0% |
CLOSED
|
— | $— | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-07 | |||
|
IJR
ISHARES TR
|
ETF | 0.00% | 5.62% |
Sold All 😨
(Was: #6) |
0.0 |
—
|
-639,005 | -100.0% |
CLOSED
|
— | $— | 2007 Q2 | 13F Filing | 2026-03-31 | 2026-05-07 |
Showing 1-17 of 17 holdings