IBMT vs GMMF overlap
5 institutions report holding both IBMT and GMMF.
IBMTGMMF
Pick 2 to 4 ETFs.
We don’t have holdings for GMMF. Most funds that aren’t in the SEC’s N-PORT data are unit trusts, grantor trusts or very new funds. The institutions tab may still have them.
5
institutions report holding both, of 87 holding any
IBMT2.9% of its 13F dollars, 6.8% of its 73 holders
GMMF30.9% of its 13F dollars, 26.3% of its 19 holders
Largest institutions holding both
| Firm | IBMT | GMMF |
|---|---|---|
| BlackRock, Inc. | $2K | $25.1M |
| Royal Bank of Canada | $1.5M | $441K |
| Goldman Sachs Group Inc. | $791K | $966K |
| Cetera Investment Advisers | $214K | $288K |
| Harbour Investments, Inc. | $88K | $20K |
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: IBMT institutional holders, GMMF institutional holders.
Frequently asked questions
Do institutions hold both IBMT and GMMF?
5 Form 13F filers report positions in both, out of 87 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%.