IWO vs SCHA: Holdings Overlap
IWOiShares Russell 2000 Growth ETF
iShares · 1101 holdings · $14.8B · as of 2026-03-31
Schwab · 1705 holdings · $23.3B · as of 2026-05-31
Holdings snapshots are 61 days apart (IWO: 2026-03-31, SCHA: 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 IWO and SCHA?
iShares Russell 2000 Growth ETF (IWO, by iShares) holds 1101 positions; Schwab U.S. Small-Cap ETF (SCHA, by Schwab) holds 1705. They have 798 holdings in common, and by portfolio weight the two funds are 37.6% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 37.6%Sum of the smaller weight of each shared holding
- Shared Holdings
- 798IWO holds 1101 · SCHA holds 1705
- Weight in Shared Holdings
- IWO 87%·SCHA 42%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 IWO
303 of 1101 positions (12.5% of the fund) are not held by SCHA. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWO | SCHA |
|---|---|---|
| Industrials | 23.7% | 17.7% |
| Health Care | 23.1% | 13.4% |
| Information Technology | 19.0% | 22.1% |
| Financials | 8.6% | 15.1% |
| Consumer Discretionary | 7.3% | 9.3% |
| Other Sectors | 14.1% | 21.4% |
| Unclassified | 4.0% | 0.8% |
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 (4% of IWO, 1% of SCHA).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWO | +1.2% | +21.0% | +34.7% | +17.5% | +5.9% | +11.0% | 0.42% |
| SCHA | +1.0% | +22.8% | +36.7% | +17.1% | +7.9% | +10.8% | 1.02% |
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 IWO vs SCHA →
Shared Holdings(798)
The top 10 shared positions account for 10% of the overlap, led by STRL, NXT and CDE.
 STRLSterling Infrastructure, Inc. | 0.81% | 0.56% | 0.56% |
|---|---|---|---|
 NXTNextpower, Inc., Class A | 0.94% | 0.49% | 0.49% |
 CDECoeur Mining, Inc. | 0.64% | 0.42% | 0.42% |
 GHGuardant Health, Inc. | 0.77% | 0.35% | 0.35% |
 SITMSiTime Corp. | 0.52% | 0.33% | 0.33% |
 RMBSRambus, Inc. | 0.62% | 0.33% | 0.33% |
 DYDycom Industries, Inc. | 0.66% | 0.32% | 0.32% |
 MODModine Manufacturing Co. | 0.76% | 0.31% | 0.31% |
 PLPlanet Labs PBC, Class A | 0.51% | 0.30% | 0.30% |
 SMTCSemtech Corp. | 0.48% | 0.30% | 0.30% |
 DOCNDigitalOcean Holdings, Inc. | 0.44% | 0.26% | 0.26% |
 APLDApplied Digital Corp. | 0.29% | 0.25% | 0.25% |
 AEISAdvanced Energy Industries, Inc. | 0.82% | 0.24% | 0.24% |
 BBIOBridgebio Pharma, Inc. | 0.79% | 0.24% | 0.24% |
 VIAVViavi Solutions, Inc. | 0.51% | 0.24% | 0.24% |
 QBTSD-Wave Quantum, Inc. | 0.35% | 0.23% | 0.23% |
 ARWRArrowhead Pharmaceuticals, Inc. | 0.57% | 0.23% | 0.23% |
 SPXCSPX Technologies, Inc. | 0.65% | 0.23% | 0.23% |
 LUMNLumen Technologies, Inc. | 0.39% | 0.22% | 0.22% |
 MOG-AMoog, Inc., Class A | 0.55% | 0.22% | 0.22% |
 AAOIApplied Optoelectronics, Inc. | 0.30% | 0.21% | 0.21% |
 AXSMAxsome Therapeutics, Inc. | 0.47% | 0.21% | 0.21% |
 SANMSanmina Corp. | 0.21% | 0.30% | 0.21% |
 ENSGEnsign Group, Inc. (The) | 0.76% | 0.20% | 0.20% |
 FORMFormFactor, Inc. | 0.38% | 0.20% | 0.20% |
Showing the top 250 of 798 shared holdings by overlap weight.
Frequently Asked Questions
How much do IWO and SCHA overlap?
IWO and SCHA overlap by 37.6% of portfolio weight. They share 798 holdings (IWO holds 1101 positions and SCHA holds 1705), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWO and SCHA?
The two portfolios are 37.6% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of IWO and SCHA?
The largest positions held by both funds are STRL, NXT, CDE, GH and SITM. Together the top 10 shared positions account for 10% of the total overlap.
What does IWO own that SCHA doesn't?
303 positions (12.5% of IWO) are unique to IWO, led by BE, FN and CRDO. In the other direction, 907 positions (57.5% of SCHA) are unique to SCHA.