IWM vs SCHM: Holdings Overlap
iShares · 1941 holdings · $82.2B · as of 2026-03-31
Schwab · 496 holdings · $15.1B · as of 2026-05-31
Holdings snapshots are 61 days apart (IWM: 2026-03-31, SCHM: 2026-05-31). 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 IWM and SCHM?
iShares Russell 2000 ETF (IWM, by iShares) holds 1941 positions; Schwab U.S. Mid-Cap ETF (SCHM, by Schwab) holds 496. They have 66 holdings in common, and by portfolio weight the two funds are 10.5% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 10.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 66IWM holds 1941 · SCHM holds 496
- Weight in Shared Holdings
- IWM 16%·SCHM 11%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 IWM
1875 of 1941 positions (83.5% of the fund) are not held by SCHM. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWM | SCHM |
|---|---|---|
| Industrials | 17.9% | 22.5% |
| Information Technology | 13.6% | 20.2% |
| Health Care | 16.6% | 10.8% |
| Financials | 15.3% | 11.7% |
| Consumer Discretionary | 8.0% | 9.5% |
| Other Sectors | 22.7% | 25.0% |
| Unclassified | 5.5% | 0.2% |
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. “Unclassified” is weight we could not classify (5% of IWM, 0% of SCHM).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWM | +1.8% | +23.0% | +38.6% | +17.1% | +7.5% | +10.8% | 0.88% |
| SCHM | +1.6% | +20.7% | +28.9% | +15.8% | +8.2% | +11.2% | 1.22% |
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 IWM vs SCHM →
Shared Holdings(66)
The top 10 shared positions account for 40% of the overlap, led by BE, FN and NXT.
 BEBloom Energy Corp., Class A | 1.01% | 1.36% | 1.01% |
|---|---|---|---|
 FNFabrinet | 0.64% | 0.43% | 0.43% |
 NXTNextpower, Inc., Class A | 0.60% | 0.43% | 0.43% |
 STRLSterling Infrastructure, Inc. | 0.41% | 0.49% | 0.41% |
 CDECoeur Mining, Inc. | 0.65% | 0.37% | 0.37% |
 IONQIonQ, Inc. | 0.34% | 0.47% | 0.34% |
 GHGuardant Health, Inc. | 0.39% | 0.31% | 0.31% |
 RMBSRambus, Inc. | 0.32% | 0.29% | 0.29% |
 DYDycom Industries, Inc. | 0.34% | 0.28% | 0.28% |
 MODModine Manufacturing Co. | 0.39% | 0.27% | 0.27% |
 KTOSKratos Defense & Security Solutions, Inc. | 0.43% | 0.22% | 0.22% |
 BBIOBridgebio Pharma, Inc. | 0.40% | 0.21% | 0.21% |
 SPXCSPX Technologies, Inc. | 0.33% | 0.20% | 0.20% |
 CYTKCytokinetics, Inc. | 0.27% | 0.19% | 0.19% |
 ENSGEnsign Group, Inc. (The) | 0.38% | 0.18% | 0.18% |
 UMBFUMB Financial Corp. | 0.28% | 0.17% | 0.17% |
| Chart Industries, Inc. | 0.32% | 0.17% | 0.17% |
 MDGLMadrigal Pharmaceuticals, Inc. | 0.30% | 0.17% | 0.17% |
 CTRECareTrust REIT, Inc. | 0.28% | 0.17% | 0.17% |
 WTSWatts Water Technologies, Inc., Class A | 0.27% | 0.16% | 0.16% |
 CMCCommercial Metals Co. | 0.23% | 0.16% | 0.16% |
 ONBOld National Bancorp/IN | 0.26% | 0.15% | 0.15% |
 OKLOOklo, Inc., Class A | 0.21% | 0.15% | 0.15% |
 HQYHealthEquity, Inc. | 0.24% | 0.14% | 0.14% |
 FLRFluor Corp. | 0.26% | 0.14% | 0.14% |
Frequently Asked Questions
How much do IWM and SCHM overlap?
IWM and SCHM overlap by 10.5% of portfolio weight. They share 66 holdings (IWM holds 1941 positions and SCHM holds 496), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWM and SCHM?
The two portfolios are 10.5% 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 IWM and SCHM?
The largest positions held by both funds are BE, FN, NXT, STRL and CDE. Together the top 10 shared positions account for 40% of the total overlap.
What does IWM own that SCHM doesn't?
1875 positions (83.5% of IWM) are unique to IWM, led by ECHO, CRDO and AEIS. In the other direction, 430 positions (88.8% of SCHM) are unique to SCHM.