NBDS vs FMAG overlap
NBDS and FMAG overlap 18.0% by weight, across 5 shared holdings.
Pick 2 to 4 ETFs.
These funds report on different dates (NBDS: May 31, 2026, FMAG: 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
| Holding | NBDS | FMAG | Overlap |
|---|---|---|---|
| Nvidia Corp.NVDA | 7.03% | 10.04% | 7.03% |
| Broadcom Inc.AVGO | 3.37% | 5.18% | 3.37% |
| ADV Micro DeviceAMD | 8.91% | 3.33% | 3.33% |
| Amazon.COM Inc.AMZN | 2.76% | 6.74% | 2.76% |
| Western DigitalWDC | 3.56% | 1.52% | 1.52% |
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: NBDS, SEC Form N-PORT, May 31, 2026; FMAG, SEC Form N-PORT, July 31, 2026.
Largest institutions holding both
| Firm | NBDS | FMAG |
|---|---|---|
| UBS Group AG | $5K | $2.2M |
| J.W. Cole Advisors, Inc. | $1.1M | $500K |
| LPL Financial LLC | $213K | $286K |
| Morgan Stanley | $66 | $2K |
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: NBDS institutional holders, FMAG institutional holders.
Frequently asked questions
How much do NBDS and FMAG overlap?
18.0% by weight, with 5 holdings in common, using holdings for NBDS as of May 31, 2026 and FMAG as of July 31, 2026. The largest shared position is NVDA.
Do institutions hold both NBDS and FMAG?
4 Form 13F filers report positions in both, out of 44 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%.