M
MASON STREET ADVISORS, LLC Portfolio Analytics
Investment Analysis & Holdings Breakdown
Comprehensive portfolio analytics for MASON STREET ADVISORS, LLC with $964.8M in long positions as of Q3 2025, 100% allocated to ETF, and 92% concentrated in top 10 positions.
- Portfolio Value
- $964.8M
- Top 10 Concentration
- 92%
- Top Sector
- ETF (100%)
- US Exposure
- 100%
- Market Cap Focus
- N/A
- Countries
- 1
Composition Analysis
Portfolio breakdown by sector, industry, and market capitalization
Sector Allocation
Industry Breakdown
1 industry across all sectors
Filter by Sector
Select a sector to filter industries
Market Cap Distribution
Portfolio Concentration
Geographic Exposure
Portfolio breakdown by country of incorporation
Domestic (US)
International
Countries
Holding Behavior
Investment patterns and position management analysis
Portfolio Stability & Commitment
- Avg. Top 10
- 11 quarters
- Avg. Top 20
- 9.1 quarters
- Avg. All Positions
- 9.1 quarters
- Median Holding Period
- 5 quarters
- Persistence Rate
- 66.67%
- Persistent Holdings Weight
- 87.27%
- Persistent Positions
- 10
- Longest Held
iShares Core S&P 500 ETFIVV - 35 quarters
Position Sizing & Influence
Current Quarter
- Avg. New Position
- 4.15%
- Avg. Position Weight
- 6.67%
- Largest Position
iShares Core U.S. Aggregate Bond ETFAGG - 31.58%- Avg. Ownership Stake
- 0.000%
- Ownership Stake >5%
- 0
- Ownership Stake >1%
- 0
Historical (Since Q2 2013)
- Avg. New Position
- 0.10%
- Avg. Ownership Stake
- 0.08%
- Largest Position
- iShares Core S&P 500 ETFIVV - 54.62% (Q3 2022)
- Largest Ownership Stake
Coherent Corp.COHR - 21.63% (Q3 2019)
Portfolio Turnover
Current Quarter
- Turnover Ratio
- 9.4%
- Value Traded
- $90.52M
- Positions Added
- 1
- Positions Exited
- 2
Historical (Since Q2 2013)
- Avg. Turnover Ratio
- 58.0%
- Avg. Positions Added
- 48
- Avg. Positions Exited
- 50
- Highest Turnover
- 2441.8%Q1 2021
- Lowest Turnover
- 0.5%Q1 2020