RSP vs SPY: how much do they overlap?
Invesco S&P 500 Equal Weight ETF (RSP) · SPDR S&P 500 ETF Trust (SPY)
overlap by weight · 494 shared holdings
RSP: 503 holdings (as of 2026-04-30) · SPY: 504 holdings (as of 09-Jul-2026)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Moderate overlap
What this means
RSP and SPY share a meaningful slice of holdings. They are related but not interchangeable; check the shared names below to see where your exposure doubles up.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in RSP | in SPY |
|---|---|---|---|
| Intel Corp. | INTC | 0.38% | 0.82% |
| Advanced Micro Devices, Inc. | AMD | 0.33% | 1.37% |
| Sandisk Corp. | SNDK | 0.32% | 0.42% |
| Seagate Technology Holdings PLC | STX | 0.34% | 0.31% |
| Western Digital Corp. | WDC | 0.31% | 0.31% |
| Texas Instruments Inc. | TXN | 0.27% | 0.43% |
| QUALCOMM Inc. | QCOM | 0.26% | 0.31% |
| UnitedHealth Group Inc. | UNH | 0.25% | 0.6% |
| GE Vernova Inc. | GEV | 0.25% | 0.45% |
| Analog Devices, Inc. | ADI | 0.24% | 0.3% |
FAQ
How much do RSP and SPY overlap?
RSP and SPY have a 44.3% overlap by weight, sharing 494 holdings (out of 503 in RSP and 504 in SPY), based on official issuer holdings as of 2026-04-30.
What does 44.3% overlap mean?
RSP and SPY share a meaningful slice of holdings. They are related but not interchangeable; check the shared names below to see where your exposure doubles up.
Which stocks do RSP and SPY both hold?
The largest shared positions are Intel Corp., Advanced Micro Devices, Inc., Sandisk Corp., Seagate Technology Holdings PLC, Western Digital Corp.. The full list of top shared holdings with weights in each fund is shown on this page.