FSKAX and FZROX · filed portfolios

FSKAX vs FZROX fund overlap

This page compares the filed equity sleeves of Fidelity Total Market Index Fund and Fidelity ZERO Total Market Index Fund. Both source dates appear with the result.

Filed portfolio overlap

92.3%

Filed portfolio result

Fidelity Total Market Index Fund and Fidelity ZERO Total Market Index Fund share 92.3% of their filed equity sleeves. The FSKAX class costs $10 per year for each $100,000 invested; the FZROX class costs $0 per year for each $100,000.

Fidelity Total Market Index Fund (FSKAX) · Fidelity ZERO Total Market Index Fund (FZROX)

Largest shared positions

CompanyFSKAXFZROX
NVIDIA CORP7.01%6.96%
APPLE INC6.26%5.72%
ALPHABET INC5.43%5.78%
MICROSOFT CORP4.57%4.35%
AMAZON.COM INC3.61%3.72%
BROADCOM INC2.89%2.84%
META PLATFORMS INC1.89%1.92%
TESLA INC1.67%1.54%
BERKSHIRE HATHAWAY INC DEL1.19%1.25%
JPMORGAN CHASE and CO1.10%1.21%

Largest positions only in FSKAX

CompanyWeight
CEREBRAS SYSTEMS INC0.01%
FORGENT POWER SOLUTIONS INC0.01%
MADISON AIR SOLUTIONS CORP-A0.00%
TWENTY ONE CAPITAL INC0.00%
FERVO ENERGY0.00%

Largest positions only in FZROX

CompanyWeight
SUNBELT RENTALS HOLDINGS INC0.05%
CARNIVAL CORP0.04%
COTERRA ENERGY INC0.04%
TERNS PHARMACEUTICALS INC0.01%
APELLIS PHARMACEUTICALS INC0.01%

This is a quarter-end snapshot filed later. Both funds may have traded since these dates, and portfolio overlap does not show whether either fund is better.

FSKAX holdings as of 2026-05-31 · FZROX holdings as of 2026-04-30 · pinned run a50bbf07-f7a5-4c59-bb80-4a558b00b06c ·
Data provenance

FSKAX holdings run 7f35c13d-dab5-4663-b04b-b5d91b2d68a2; FZROX holdings run 7f35c13d-dab5-4663-b04b-b5d91b2d68a2. Method cusip6-equity-sleeve@1; identifier coverage 97.0% and 96.8%. Source accessions 0000035402-26-004751 and 0000035402-26-004212.

Read the overlap method.