ROM vs FAS overlap
ROM and FAS overlap 0.0% by weight, across 0 shared holdings.
Pick 2 to 4 ETFs.
These funds report on different dates (ROM: May 31, 2026, FAS: July 31, 2026), so market moves and index changes between those dates lower the number. Funds tracking the same index can read well below their true overlap.
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: ROM, SEC Form N-PORT, May 31, 2026; FAS, SEC Form N-PORT, July 31, 2026.
Largest institutions holding both
| Firm | ROM | FAS |
|---|---|---|
| Citadel Advisors LLC | $653K | $21.0M |
| Mariner, LLC | $2.2M | $4.7M |
| UBS Group AG | $68K | $4.2M |
| Commonwealth Equity Services, LLC | $3.2M | $492K |
| Creative Planning | $3.0M | $267K |
| Retirement Planning Co of New England, Inc. | $2.0M | $367K |
| LPL Financial LLC | $519K | $1.7M |
| Vise Technologies, Inc. | $1.2M | $736K |
| PNC Financial Services Group, Inc. | $106K | $1.4M |
| Bank of America Corp. | $1.0M | $310K |
| Wells Fargo & Company | $119 | $1.3M |
| IMC-Chicago, LLC | $546K | $391K |
| OpenArc Corporate Advisory, LLC | $581K | $306K |
| Northwestern Mutual Wealth Management Co | $711K | $107K |
| TOTH Financial Advisory Corp. | $2K | $186K |
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: ROM institutional holders, FAS institutional holders.
Frequently asked questions
How much do ROM and FAS overlap?
0.0% by weight, with 0 holdings in common, using holdings for ROM as of May 31, 2026 and FAS as of July 31, 2026.
Do institutions hold both ROM and FAS?
19 Form 13F filers report positions in both, out of 123 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%.