TMSF vs FIMU overlap

TMSF and FIMU overlap 0.0% by weight, across 0 shared holdings.

TMSFFIMU

Pick 2 to 4 ETFs.

0.0%

overlap by weight, across 0 shared holdings

TMSF0.0% of the fund is in shared holdings, of 198

FIMU0.0% of the fund is in shared holdings, of 3,063

Top shared holdings

These funds hold nothing in common.

Overlap by weight adds up the smaller weight of each holding the funds share, so 100% means identical portfolios. Long securities only: derivatives and cash vehicles are left out. Sources: TMSF, SEC Form N-PORT, May 31, 2026; FIMU, SEC Form N-PORT, June 30, 2026.

institutions report holding both, of 6 holding any

TMSF0.0% of its 13F dollars, 16.7% of its 6 holders

FIMU100.0% of its 13F dollars, 100.0% of its 1 holders

Largest institutions holding both

Firm	TMSF	FIMU
FMR LLC	$50	$1.7M

This compares who owns the funds, not what the funds hold. From SEC Form 13F, for managers with $100M+ in US securities.

Who owns them: TMSF institutional holders, FIMU institutional holders.

Frequently asked questions

How much do TMSF and FIMU overlap?

0.0% by weight, with 0 holdings in common, using holdings for TMSF as of May 31, 2026 and FIMU as of June 30, 2026.

Do institutions hold both TMSF and FIMU?

1 Form 13F filers report positions in both, out of 6 that report either one.

How is overlap by weight worked out?

For each holding the two funds share, take the smaller of the two weights, then add those up. Identical portfolios score 100%.