IBB vs CIBR overlap
IBB and CIBR 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: IBB, SEC Form N-PORT, June 30, 2026; CIBR, SEC Form N-PORT, June 30, 2026.
Largest institutions holding both
| Firm | IBB | CIBR |
|---|---|---|
| Bank of America Corp. | $1.3B | $1.3B |
| Morgan Stanley | $631.6M | $1.2B |
| Citigroup Inc. | $905.4M | $44.0M |
| LPL Financial LLC | $150.1M | $568.3M |
| UBS Group AG | $164.0M | $527.3M |
| Wells Fargo & Company | $195.8M | $421.9M |
| BNP Paribas Financial Markets | $421.8M | $6.6M |
| JPMorgan Chase & Co | $119.6M | $306.3M |
| Raymond James Financial Inc. | $199.8M | $197.9M |
| Royal Bank of Canada | $142.6M | $198.6M |
| Envestnet Asset Management Inc. | $213.5M | $70.9M |
| Goldman Sachs Group Inc. | $223.7M | $17.3M |
| Ameriprise Financial Inc. | $25.1M | $178.9M |
| Commerce Bank | $172.9M | $1.3M |
| Cambridge Investment Research Advisors, Inc. | $16.7M | $142.0M |
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: IBB institutional holders, CIBR institutional holders.
Frequently asked questions
How much do IBB and CIBR overlap?
0.0% by weight, with 0 holdings in common, using holdings for IBB as of June 30, 2026 and CIBR as of June 30, 2026.
Do institutions hold both IBB and CIBR?
419 Form 13F filers report positions in both, out of 1,384 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%.