ETF and Mutual Fund Analysis

Holdings as of May 31, 2026 (FSAKX) and March 31, 2026 (VIIIX)

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

Home > Compare > FSAKX vs VIIIX Holdings as of May 31, 2026 (FSAKX) and March 31, 2026 (VIIIX)

FSAKX vs VIIIX: Portfolio Overlap

Strategic Advisers U.S. Total Stock Fund vs Vanguard Institutional Index Fund

62.1%
Weighted portfolio overlap
High Overlap

The two funds are running highly redundant strategies — the same market exposure is paid for through two expense ratios.

FSAKX
1984 equity holdings
as of May 31, 2026
VIIIX
503 equity holdings
as of March 31, 2026
456 stocks held in common
Overlap View Venn Diagram
62.1% OVERLAP FSAKX VIIIX
Overlapping Holdings
10 Top 10 of 456 shared, by overlap contribution
# Stock FSAKX VIIIX Overlap%
1
NVDA
 5.37% 7.60% 5.37%
2
AAPL
 4.18% 6.68% 4.18%
3
MSFT
 3.51% 4.93% 3.51%
4
AMZN
 3.20% 3.65% 3.20%
5
AVGO
 2.30% 2.63% 2.30%
6
GOOG
 2.21% 2.40% 2.21%
7
GOOGL
 2.06% 3.00% 2.06%
8
META
 1.59% 2.24% 1.59%
9
TSLA
 0.97% 1.87% 0.97%
10
XOM
 0.86% 1.27% 0.86%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in FSAKX — Strategic Advisers U.S. Total Stock Fund
StockWeight
Fidelity Mt. Vernon Street Trust5.57%
Fidelity Salem Street Trust3.37%
iShares Core S&P 500 ETF2.06%
Fidelity Salem Street Trust1.84%
Fidelity Concord Street Trust1.57%
Only in VIIIX — VANGUARD INSTITUTIONAL INDEX FUND
StockWeight
LIN0.41%
ETN0.25%
ACN0.22%
CB0.21%
MDT0.20%

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Frequently Asked Questions (FAQs)
What is the portfolio overlap between FSAKX and VIIIX?

FSAKX (Strategic Advisers U.S. Total Stock Fund) and VIIIX (Vanguard Institutional Index Fund) share 62.1% portfolio overlap as of FSAKX's May 31, 2026 filing and VIIIX's March 31, 2026 filing, across 456 common stocks. Overlap is the sum of the smaller weight of each shared stock, so it reads as the share of a dollar that lands on the same companies in both funds.

Do FSAKX and VIIIX invest in the same stocks?

Largely yes. A substantial portion of both portfolios consists of the same stocks, leaving limited room for differentiation.

What are the top stocks held by both FSAKX and VIIIX?

The most prominent shared holdings (by combined weight) are: NVDA, AAPL, MSFT. See the full common-holdings table on this page for weights in each fund.

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