WAMA vs MAMB overlap

WAMA and MAMB overlap 0.0% by weight, across 0 shared holdings.

WAMAMAMB

Pick 2 to 4 ETFs.

0.0%

overlap by weight, across 0 shared holdings

WAMA0.0% of the fund is in shared holdings, of 504

MAMB0.0% of the fund is in shared holdings, of 10

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: WAMA, SEC Form N-PORT, June 30, 2026; MAMB, SEC Form N-PORT, May 31, 2026.

institutions report holding both, of 12 holding any

WAMA0.3% of its 13F dollars, 40.0% of its 5 holders

MAMB0.2% of its 13F dollars, 22.2% of its 9 holders

Largest institutions holding both

Firm	WAMA	MAMB
Citadel Advisors LLC	$636K	$372K
FMR LLC	$209	$271

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: WAMA institutional holders, MAMB institutional holders.

Frequently asked questions

How much do WAMA and MAMB overlap?

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

Do institutions hold both WAMA and MAMB?

2 Form 13F filers report positions in both, out of 12 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%.