S&P 500 Index Master Portfolio
Master Investment Portfolio · Series S000004285
data updated 2026-09-08
Fund profile
This fund files no prospectus profile. Unit investment trusts and closed-end funds register on forms that carry no objective or fee tagging, and some fund families file without it — a gap in what was filed, not a fund without an objective or without fees.
Allocation
Asset groups · long / short shown separately, never netted · 2026 Q2
| Stocks | 99.38% |
| Cash & short-term | 0.91% |
Look-through blends 1 underlying fund; 0.0% of NAV was not looked through and stays direct-classified.
Latest quarter
What changed since the fund's previous filing
Return profile
Total return as filed — price change plus distributions reinvested · trailing figures to Apr 2026
May 2026 and Jun 2026 have been filed since the trailing figures were struck, so they are not in the table above or the curve — every figure here shares one cut-off, which is what makes them comparable with other funds.
Holdings
By % of NAV · equity positions carry filed share counts · every resolvable issuer links to its company page
| Ticker | Issuer | %NAV | Reported price | Value | Shares |
|---|---|---|---|---|---|
| NVDA | NVIDIA CorpNVDA | 7.42% | $200.09 | $4.43B | 22.2M |
| AAPL | Apple IncAAPL | 6.51% | $289.36 | $3.89B | 13.4M |
| MSFT | Microsoft CorpMSFT | 4.24% | $373.02 | $2.54B | 6.8M |
| AMZN | Amazon.com IncAMZN | 3.57% | $238.34 | $2.13B | 9.0M |
| GOOGL | Alphabet IncGOOGL | 3.21% | $357.37 | $1.92B | 5.4M |
| AVGO | Broadcom IncAVGO | 2.74% | $377.75 | $1.64B | 4.3M |
| GOOG | Alphabet IncGOOG | 2.56% | $353.33 | $1.53B | 4.3M |
| MU | Micron Technology IncMU | 1.99% | $1,154.29 | $1.19B | 1.0M |
| META | Meta Platforms IncMETA | 1.89% | $563.29 | $1.13B | 2.0M |
| TSLA | Tesla IncTSLA | 1.81% | $420.60 | $1.08B | 2.6M |
Reported price is the fund's own reported value divided by its own reported shares at 2026-06-30 — not a live quote, and not what the fund paid.
Top 10 positions are 35.94% of net assets, top 25 50.59%, across 505 issuers.
See more of this fund's book
More positions with filed share counts, and the quarter-over-quarter change list rather than the largest few — free with an account, no card required.
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