Data as of Sep 4, 2026. Both funds on the fields they both publish, from the same sources.
RSP vs SPY
Invesco S&P 500 Equal Weight ETF and SPDR S&P 500 ETF Trust.
What they hold in common
By the books each fund has filed, RSP and SPY hold 42% of their money in the same securities at the same weight.
| Holding | RSP | SPY |
|---|---|---|
| Intel Corp. | 0.38% | 1.02% |
| Advanced Micro Devices, Inc. | 0.33% | 1.47% |
| Sandisk Corp. | 0.32% | 0.52% |
| Western Digital Corp. | 0.31% | 0.34% |
| Texas Instruments Inc. | 0.27% | 0.42% |
| QUALCOMM Inc. | 0.26% | 0.30% |
| UnitedHealth Group Inc. | 0.25% | 0.59% |
| GE Vernova Inc. | 0.25% | 0.49% |
| Caterpillar Inc. | 0.24% | 0.76% |
| Analog Devices, Inc. | 0.24% | 0.30% |
| Amazon.com, Inc. | 0.24% | 3.62% |
| Corning Inc. | 0.24% | 0.31% |
| Only in RSP | Only in SPY |
|---|---|
| Seagate Technology Holdings PLC 0.34% | Marvell Technology, Inc. 0.41% |
| NXP Semiconductors N.V. 0.28% | Linde plc 0.37% |
| Eaton Corp. PLC 0.23% | Seagate Technology Holdings plc 0.34% |
| Coterra Energy Inc. 0.22% | Eaton Corp. plc 0.26% |
| CRH PLC 0.22% | Chubb Ltd. 0.19% |
| Trane Technologies PLC 0.22% | Trane Technologies plc 0.17% |
| Everest Group, Ltd. 0.21% | Medtronic plc 0.16% |
| LyondellBasell Industries N.V. 0.21% | Johnson Controls International plc 0.14% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings as filed for Apr 30, 2026 and Jun 30, 2026.
| RSP Invesco S&P 500 Equal Weight ETF | SPY SPDR S&P 500 ETF Trust | |
|---|---|---|
| Where it sits | Core fund | Core fund |
| Issuer | Invesco | State Street |
| What it is | S&P 500 equal weight | S&P 500, book from IVV |
| Total return, 1 year | +18.3% | +20.0% |
| S&P 500 over the same days | +20.0% | +20.0% |
| Gap to the S&P 500 | −1.7 pts | +0.0 pts |
| Expense ratio | 0.20% | not published |
| Already in the S&P 500 | 99.1% | 100.0% |
| Holdings | 503 | 504 |
RSP in plain words
RSP is a index equity fund tracking S&P 500 equal weight. Over the year to Sep 4, 2026 it returned +18.3% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. The prospectus expense ratio is 0.20% a year. By its holdings filed for Apr 30, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 503 positions, with the top ten at 3.2%.
SPY in plain words
SPY is a index equity fund tracking S&P 500, book from IVV. Over the year to Sep 4, 2026 it returned +20.0% with distributions reinvested, against +20.0% for the S&P 500 and +25.6% for the Nasdaq-100. By its holdings filed for Jun 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 504 positions, with the top ten at 36.4%.
Questions people ask
- Which returned more over the last year, RSP or SPY?
- In the year to Sep 4, 2026, with distributions reinvested, RSP returned +18.3% and SPY returned +20.0%, so SPY returned more. One year is one year; the longer windows are in the table.
- How much do RSP and SPY overlap with the S&P 500?
- By their latest filed holdings, 99% of RSP and 100% of SPY by weight is stocks the S&P 500 already holds. Between the two funds, 42% of their books are the same securities at the same weight.
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Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, RSP against SPY, data as of Sep 4, 2026. https://etfiq.com/compare/any/RSP-SPY.html Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources