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LifeX 2050 Longevity Income ETF

LFAIBATSStone RidgeFixed Income

$142.87Today:- (-)1Y −9.75%

As of Oct 23, 2026 close

Assets (AUM)
$4.18M
Expense ratio
0.25%
Dividend yield
6.98%
Holdings
24
52-week range
$138.19$159.55
Volume (live)
-
Avg. volume (3M)
33

LFAI ETF Holdings: LifeX 2050 Longevity Income ETF

Every listed position with its portfolio weight, plus sector breakdown and geographic exposure for this Fixed Income ETF. Analyze fund diversification and concentration.

Total Holdings
24
As of Oct 4, 2026
Top 10 Holdings
88.8%
Share of fund assets
Assets (AUM)
$4.18M
Total fund assets
Expense Ratio
0.25%
Annual management fee

All 24 LFAI Holdings by Portfolio Weight

Holdings as of Oct 4, 2026. Ticker, name, asset type and portfolio weight for each position.

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LFAI ETF holdings table showing rank, ticker symbol, company name, asset type, and portfolio weight percentage, sorted by portfolio weight, as of Oct 4, 2026.
#SymbolNameTypeWeight
1
T.4.5 02.15.44
United States Treasury Bonds 4.5%Stock18.46%
2
T.4.75 02.15.37
United States Treasury Bonds 4.75%Stock15.90%
3
T.2.375 11.15.49
United States Treasury Bonds 2.38%Stock15.61%
4
T.4.125 08.15.44
United States Treasury Bonds 4.13%Stock15.58%
5
T.3.125 08.31.29
United States Treasury Notes 3.13%Stock4.83%
6
T.3.75 08.31.31
United States Treasury Notes 3.75%Stock4.30%
7
T.3.625 08.31.30
United States Treasury Notes 3.63%Stock3.83%
8
T.4.25 03.31.33
United States Treasury Notes 4.25%Stock3.52%
9
T.2.75 08.15.32
United States Treasury Notes 2.75%Stock3.40%
10
T.3.875 08.15.34
United States Treasury Notes 3.88%Stock3.34%
11
T.1.375 11.15.40
United States Treasury Bonds 1.38%Stock2.09%
12
NMFQS:MVRXX
-Cash1.85%
13
NMFQS:FGXXX
-Cash1.85%
14
T.1.25 05.31.28
United States Treasury Notes 1.25%Stock1.74%
15
T.4.25 08.15.35
United States Treasury Notes 4.25%Stock1.72%
16
T.3.375 09.15.28
United States Treasury Notes 3.38%Stock1.31%
17
MUTF:FGXXX
First American Government Obligs XStock0.91%
18
MVRXX
Morgan Stanley Instl Lqudty Govt InstlStock0.91%
19
T.3.875 03.31.28
United States Treasury Notes 3.88%Stock0.59%
20
T.4 02.15.34
United States Treasury Notes 4%Stock0.40%
21
T.4.625 05.15.54
United States Treasury Bonds 4.63%Stock0.39%
22
T.4.75 08.15.55
United States Treasury Bonds 4.75%Stock0.19%
23
T.4.5 11.15.33
United States Treasury Notes 4.5%Stock0.16%
24
T.3.5 10.15.28
United States Treasury Notes 3.5%Stock0.12%

Source: Fund holdings disclosures. Data as of Oct 4, 2026. Data sources and methodology

Frequently Asked Questions About LifeX 2050 Longevity Income ETF Holdings

What are the top holdings in LFAI?

As of Oct 4, 2026, LifeX 2050 Longevity Income ETF (LFAI) holds 24 securities. The largest are United States Treasury Bonds 4.5% (18.46%), United States Treasury Bonds 4.75% (15.90%), United States Treasury Bonds 2.38% (15.61%). The holdings table lists each position by portfolio weight with its ticker, name and asset type.

How concentrated is LFAI's portfolio?

As of Oct 4, 2026, the 10 largest positions make up 88.8% of LFAI's assets. A concentrated portfolio has fewer large positions with higher individual weights, while a diversified portfolio distributes holdings more evenly.

What is LFAI's sector allocation?

The Sector Allocation chart shows how LFAI distributes investments across different industries like Technology, Healthcare, Financials, and more. This sector exposure helps understand the fund's industry diversification strategy.

What countries does LFAI invest in?

LFAI's geographic exposure is shown in the Countries tab under Portfolio Allocations. This reveals the fund's international diversification and exposure to different regions and global markets.

How diversified is LFAI ETF?

LFAI's diversification can be assessed by reviewing its 24 holdings (as of Oct 4, 2026), sector allocation, and geographic exposure. A well-diversified ETF spreads investments across multiple securities, sectors, and regions to reduce concentration risk.