URTY vs MULL overlap
URTY and MULL overlap 0.0% by weight, across 0 shared holdings.
Pick 2 to 4 ETFs.
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: URTY, SEC Form N-PORT, May 31, 2026; MULL, SEC Form N-PORT, June 30, 2026.
Largest institutions holding both
| Firm | URTY | MULL |
|---|---|---|
| Morgan Stanley | $174 | $11.0M |
| Susquehanna International Group, LLP | $1.2M | $2.2M |
| Optiver Holding B.V. | $106K | $2.6M |
| Jane Street Group, LLC | $1.7M | $292K |
| UBS Group AG | $1.3M | $40K |
| Farther Finance Advisors, LLC | $14K | $1K |
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: URTY institutional holders, MULL institutional holders.
Frequently asked questions
How much do URTY and MULL overlap?
0.0% by weight, with 0 holdings in common, using holdings for URTY as of May 31, 2026 and MULL as of June 30, 2026.
Do institutions hold both URTY and MULL?
6 Form 13F filers report positions in both, out of 46 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%.