IWM is a Small & Mid-Cap ETF from iShares holding 1941 positions as of Mar 31, 2026, with $82.2B in assets and a 0.19% net expense ratio. Its largest positions are BE (1.0%), CDE (0.6%) and FN (0.6%); the top 10 holdings account for 5.6% of the portfolio. By sector it leans Industrials (17.9%) and Health Care (16.6%). It yields 0.88% on a trailing-12-month basis.
- Issuer
- iShares
- Holdings
- 194114.4% cash, collateral & derivative positions excluded
- Net Assets
- $82.2BETF assets as of 2026-08-10
- Expense Ratio
- 0.19%per latest SEC prospectus filing
- TTM Yield
- 0.88%trailing 12-month distributions
Performance
- 1M
- +1.8%
- YTD
- +23.0%
- 1Y
- +38.6%
- 3Y (ann.)
- +17.1%
- 5Y (ann.)
- +7.5%
- 10Y (ann.)
- +10.8%
A $10,000 investment 10 years ago would be worth $27,937 today at the 10Y annualized rate. This is a backward-looking illustration, not a forecast. Project its future growth →
Total returns including dividends as of 2026-08-07. 3Y/5Y/10Y annualized. Past performance does not predict future results.
Sector Breakdown
| Industrials | 17.9% |
|---|---|
| Health Care | 16.6% |
| Financials | 15.3% |
| Information Technology | 13.6% |
| Consumer Discretionary | 8.0% |
| Other Sectors | 22.7% |
| Unclassified | 5.5% |
We could not classify 5% of portfolio weight. It is shown separately as “Unclassified”, not lumped into a sector.
Top 25 Holdings
| # | Holding | Weight |
|---|---|---|
| 1 |  BEBloom Energy Corp., Class A | 1.01% |
| 2 |  CDECoeur Mining, Inc. | 0.65% |
| 3 |  FNFabrinet | 0.64% |
| 4 |  NXTNextpower, Inc., Class A | 0.60% |
| 5 |  ECHOEchoStar Corp., Class A | 0.54% |
| 6 |  CRDOCredo Technology Group Holding Ltd. | 0.52% |
| 7 |  KTOSKratos Defense & Security Solutions, Inc. | 0.43% |
| 8 |  AEISAdvanced Energy Industries, Inc. | 0.41% |
| 9 |  STRLSterling Infrastructure, Inc. | 0.41% |
| 10 |  HLHecla Mining Co. | 0.40% |
| 11 |  BBIOBridgebio Pharma, Inc. | 0.40% |
| 12 |  GHGuardant Health, Inc. | 0.39% |
| 13 |  MODModine Manufacturing Co. | 0.39% |
| 14 |  ENSGEnsign Group, Inc. (The) | 0.38% |
| 15 |  TTMITTM Technologies, Inc. | 0.34% |
| 16 |  IONQIonQ, Inc. | 0.34% |
| 17 |  DYDycom Industries, Inc. | 0.34% |
| 18 |  SPXCSPX Technologies, Inc. | 0.33% |
| 19 | Chart Industries, Inc. | 0.32% |
| 20 |  RMBSRambus, Inc. | 0.32% |
| 21 |  MDGLMadrigal Pharmaceuticals, Inc. | 0.30% |
| 22 |  ARWRArrowhead Pharmaceuticals, Inc. | 0.29% |
| 23 |  AHRAmerican Healthcare REIT, Inc. | 0.29% |
| 24 |  PRAXPraxis Precision Medicines, Inc. | 0.28% |
| 25 |  MOG-AMoog, Inc., Class A | 0.28% |
Showing the top 25 of 1941 holdings. See the full IWM holdings list →
IWM alternatives
The closest Small & Mid-Cap ETFs to IWM by portfolio overlap — the share of weight both funds hold in the same securities.
| Fund | Overlap | Expense | Assets | |
|---|---|---|---|---|
 VTWOVanguard Russell 2000 Index Fund | 89% | 0.06%cheaper | $17.4B | Compare → |
 SCHASchwab U.S. Small-Cap ETF | 62% | 0.04%cheaper | $23.3B | Compare → |
 IWOiShares Russell 2000 Growth ETF | 56% | 0.24%pricier | $14.8B | Compare → |
 IWNiShares Russell 2000 Value ETF | 55% | 0.24%pricier | $14.7B | Compare → |
 DFASDimensional U.S. Small Cap ETF | 55% | 0.26%pricier | $15.3B | Compare → |
 VIOOVanguard S&P Small-cap 600 Index Fund | 42% | 0.07%cheaper | $4.4B | Compare → |
 IJRiShares Core S&P Small-Cap ETF | 42% | 0.06%cheaper | $113.4B | Compare → |
 SPSMState Street® SPDR® Portfolio S&P 600™ Small Cap ETF | 42% | 0.03%cheaper | $17.3B | Compare → |
Frequently Asked Questions
What is IWM's expense ratio?
IWM has a net expense ratio of 0.19%, per its latest SEC prospectus filing. That works out to about $19 a year on a $10,000 investment.
How many holdings does IWM have?
IWM held 1941 positions as of Mar 31, 2026, per its latest official holdings data. Cash, collateral and derivative positions (14.4% of portfolio weight) are excluded from that count.
What are IWM's top 10 holdings?
IWM's largest positions are BE (1.0%), CDE (0.6%), FN (0.6%), NXT (0.6%), ECHO (0.5%), CRDO (0.5%), KTOS (0.4%), AEIS (0.4%), STRL (0.4%), HL (0.4%). Together they account for 5.6% of the portfolio.
What is IWM's dividend yield?
IWM yields 0.88% based on its trailing 12-month distributions, as of Aug 7, 2026.
How big is IWM?
IWM has $82.2B in assets as of Aug 10, 2026.
What are good alternatives to IWM?
By portfolio overlap, the closest Small & Mid-Cap ETFs to IWM are VTWO (89% overlap), SCHA (62% overlap), IWO (56% overlap). Overlap measures the share of portfolio weight both funds hold in the same securities.