IWS vs RSPT: Holdings Overlap
IWSiShares Russell Mid-Cap Value ETF
iShares · 712 holdings · $15.9B · as of 2026-03-31
RSPTInvesco S&P 500 Equal Weight Technology ETF
Invesco · 73 holdings · $5.8B · as of 2026-04-30
Holdings snapshots are 30 days apart (IWS: 2026-03-31, RSPT: 2026-04-30). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are IWS and RSPT?
iShares Russell Mid-Cap Value ETF (IWS, by iShares) holds 712 positions; Invesco S&P 500 Equal Weight Technology ETF (RSPT, by Invesco) holds 73. They have 31 holdings in common, and by portfolio weight the two funds are 9.2% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 9.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 31IWS holds 712 · RSPT holds 73
- Weight in Shared Holdings
- IWS 9%·RSPT 43%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in IWS
681 of 712 positions (90.5% of the fund) are not held by RSPT. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWS | RSPT |
|---|---|---|
| Information Technology | 12.3% | 98.7% |
| Industrials | 17.1% | 0.0% |
| Financials | 15.1% | 0.0% |
| Energy | 8.5% | 0.0% |
| Real Estate | 8.2% | 0.0% |
| Other Sectors | 38.5% | 1.2% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWS | +3.3% | +22.1% | +29.8% | +16.6% | +9.8% | +10.4% | 1.27% |
| RSPT | +5.6% | +42.3% | +59.3% | +30.5% | +17.0% | +21.3% | 0.25% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in IWS vs RSPT →
Shared Holdings(31)
The top 10 shared positions account for 65% of the overlap, led by GLW, WDC and SNDK.
 GLWCorning Incorporated COM | 1.08% | 1.48% | 1.08% |
|---|---|---|---|
 WDCWestern Digital Corp. COM | 0.94% | 1.93% | 0.94% |
 SNDKSandisk Corporation COM | 0.92% | 1.99% | 0.92% |
 CIENCiena Corporation COM NEW | 0.56% | 1.85% | 0.56% |
 KEYSKeysight Technologies, Inc. COM | 0.49% | 1.46% | 0.49% |
 TERTeradyne Inc. COM | 0.47% | 1.35% | 0.47% |
 LITELumentum Holdings Inc. COM | 0.47% | 1.60% | 0.47% |
 COHRCoherent Corp COM | 0.42% | 1.51% | 0.42% |
 MCHPMicrochip Technology Incorporated COM | 0.35% | 1.68% | 0.35% |
 HPEHewlett Packard Enterprise Co. COM | 0.32% | 1.60% | 0.32% |
 CTSHCognizant Technology Solutions Corp., Class A | 0.30% | 1.01% | 0.30% |
 TDYTeledyne Technologies Inc COM | 0.29% | 1.17% | 0.29% |
 ONON Semiconductor Corp. COM | 0.25% | 2.03% | 0.25% |
 QQnity Electronics Inc. COMMON STOCK | 0.25% | 1.44% | 0.25% |
 VRSNVerisign, Inc. COM | 0.21% | 1.36% | 0.21% |
 FSLRFirst Solar Inc COM | 0.20% | 1.20% | 0.20% |
 HPQHP Inc COM | 0.18% | 1.35% | 0.18% |
 FFIVF5 Inc COM | 0.17% | 1.33% | 0.17% |
 AKAMAkamai Technologies, Inc. COM | 0.16% | 1.15% | 0.16% |
 TRMBTrimble Inc COM | 0.16% | 1.19% | 0.16% |
 PTCPTC Inc COM | 0.15% | 1.02% | 0.15% |
 CDWCDW Corp COM | 0.15% | 1.37% | 0.15% |
 NTAPNetApp Inc. COM | 0.12% | 1.35% | 0.12% |
 ZBRAZebra Technologies Corporation CL A | 0.11% | 1.26% | 0.11% |
 JBLJabil Inc COM | 0.10% | 1.57% | 0.10% |
Frequently Asked Questions
How much do IWS and RSPT overlap?
IWS and RSPT overlap by 9.2% of portfolio weight. They share 31 holdings (IWS holds 712 positions and RSPT holds 73), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWS and RSPT?
The two portfolios are 9.2% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of IWS and RSPT?
The largest positions held by both funds are GLW, WDC, SNDK, CIEN and KEYS. Together the top 10 shared positions account for 65% of the total overlap.
What does IWS own that RSPT doesn't?
681 positions (90.5% of IWS) are unique to IWS, led by BNY, VLO and CMI. In the other direction, 42 positions (56.8% of RSPT) are unique to RSPT.