IWRvsAEMCETF Comparison
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iShares Russell Mid-Cap ETF (IWR) belongs to the US Mid Cap segment. Harbor AlphaEdge Mid Cap Core ETF (AEMC) is part of the Uncategorized Equities segment. Both ETFs have the same top 3 sector exposures: Finance, Technology and Industrials. IWR is less expensive with a Total Expense Ratio (TER) of 0.18%, versus 0.35% for AEMC. Run a side-by-side ETF comparison of IWR and AEMC below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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IWR vs AEMC performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/23/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IWR AEMC | +1.12%+1.89% | +0.86%n/a | +14.68%n/a | +14.51%n/a | +72.09%n/a | +40.63%n/a |
| Flows | IWR AEMC | +$826M- | +$1.02B- | +$3.95B- | +$5.32B- | +$11.44B- | +$13.29B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IWR AEMC | +11.41%n/a | +13.47%n/a | +15.76%n/a | +18.24%n/a |
| Max drawdown | IWR AEMC | -6.83%n/a | -8.16%n/a | -21.08%n/a | -26.20%n/a |
| Max drawdown duration | IWR AEMC | 68dn/a | 49dn/a | 239dn/a | 854dn/a |
Trading data
IWR | AEMC | |
Last sale 10/26/2026 at 1:30 PM | $110.03 | |
| Previous close 10/23/2026 | $109.47 | |
| Consolidated volume 10/23/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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AEMC
is actively managed and doesn’t replicate an indexIWR | AEMC | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/26/2026 at 1:30 PM
Live
Closed
IWR | AEMC | |
|---|---|---|
| Last price | $110.03 | – |
| 1D performance | +0.51% | – |
| AuM | $56.99 B | $1.99 M |
| E/R | 0.18% | 0.35% |
Characteristics
IWR | AEMC | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | Harbor Capital |
| Benchmark | Russell Midcap Index | - |
| N° of holdings | 808 | 99 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | July 17, 2001 | August 27, 2026 |
| ESG | No | No |
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Exposure
Countries
IWR
USA
96.24%
Other
3.76%
AEMC
USA
95.46%
Other
4.54%
Sectors
IWR
Finance
21.61%
Technology
16.34%
Industrials
13.72%
Healthcare
11.84%
Other
36.48%
AEMC
Finance
20.83%
Technology
17.45%
Industrials
16.44%
Healthcare
13.7%
Non-Energy Materi.
9.44%
Energy
8.59%
Other
13.54%
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Diversification
IWR
Total weight of top 15 holdings out of 15
8.43%
AEMC
Total weight of top 15 holdings out of 15
37.71%
Top 15 holdings
Data as of August 31, 2026
IWR
Snowflake, Inc.
0.80%
Marathon Petroleum Corp.
0.79%
Phillips 66
0.71%
Cloudflare, Inc.
0.69%
Robinhood Markets, Inc.
0.58%
Datadog, Inc.
0.56%
Hewlett Packard Enterprise Co.
0.50%
Warner Bros. Discovery, Inc.
0.49%
Simon Property Group, Inc.
0.49%
Royal Caribbean Group
0.49%
Digital Realty Trust, Inc.
0.48%
The Allstate Corp.
0.47%
Lumentum Holdings, Inc.
0.47%
United Rentals, Inc.
0.47%
Baker Hughes Co.
0.45%
AEMC
Marathon Petroleum Corp.
4.25%
Ameriprise Financial, Inc.
3.26%
NetApp, Inc.
3.06%
Comfort Systems USA, Inc.
2.98%
IDEX Corp.
2.71%
State Street Corp.
2.70%
Snap-On, Inc.
2.55%
Chemed Corp.
2.33%
Crown Holdings, Inc.
2.12%
AMETEK, Inc.
2.11%
United Therapeutics Corp.
2.00%
News Corp.
2.00%
Reliance, Inc.
1.95%
Target Corp.
1.86%
Manhattan Associates, Inc.
1.83%
Frequently asked questions about IWR and AEMC
Which ETF is bigger: IWR or AEMC?
As of October 23, 2026, IWR holds $56.99 B in assets under management (AUM), while AEMC manages $1.99 M.
What sectors do the IWR and AEMC ETFs invest in?
IWR leans toward sectors like Finance, Technology and Industrials. Meanwhile, AEMC focuses on Finance, Technology and Industrials.
What are the top holdings of the IWR ETF and AEMC ETF?
IWR top holdings include Snowflake, Inc., Marathon Petroleum Corp. and Phillips 66. AEMC holds in its top three: Marathon Petroleum Corp., Ameriprise Financial, Inc. and NetApp, Inc..
Which ETF is more diversified: IWR or AEMC?
IWR holds 818 securities with 8.43% of its assets in the top 15. AEMC has 99 securities and a top 15 weight of 37.71%.
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