IJRvsACSGETF Comparison
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iShares Core S&P Small-Cap ETF (IJR) belongs to the US Multi-Factor segment. American Century Small Cap Growth Insights ETF (ACSG) is part of the US Small Cap Growth segment. IJR's top 3 sector exposures are Finance, Industrials and Technology. In contrast, ACSG's top sector exposures are Healthcare, Technology and Industrials. IJR is less expensive with a Total Expense Ratio (TER) of 0.06%, versus 0.49% for ACSG. IJR is up 20.46% year-to-date (YTD) with +$3.24B in YTD flows. ACSG performs worse with 16.98% YTD performance, and +$43M in YTD flows. Run a side-by-side ETF comparison of IJR and ACSG 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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IJR vs ACSG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/08/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | IJR ACSG | -2.59%-4.84% | +4.35%+3.39% | +20.46%+16.98% | +22.83%n/a | +55.18%n/a | +41.15%n/a |
| Flows | IJR ACSG | +$137M+$21M | +$1.19B+$33M | +$3.24B+$43M | +$4.25B- | +$7.07B- | +$15.71B- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | IJR ACSG | +13.82%+20.32% | +16.74%n/a | +20.26%n/a | +21.26%n/a |
| Max drawdown | IJR ACSG | -5.03%-6.51% | -8.68%n/a | -27.91%n/a | -27.91%n/a |
| Max drawdown duration | IJR ACSG | 23d37d | 59dn/a | 380dn/a | 380dn/a |
Trading data
IJR | ACSG | |
Last sale 9/10/2026 at 1:30 PM | $141.44 | |
| Previous close 09/09/2026 | $142.70 | |
| Consolidated volume 09/09/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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ACSG
is actively managed and doesn’t replicate an indexIJR | ACSG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/10/2026 at 1:30 PM
Live
Closed
IJR | ACSG | |
|---|---|---|
| Last price | $141.44 | – |
| 1D performance | -0.88% | – |
| AuM | $109.01 B | $51.33 M |
| E/R | 0.06% | 0.49% |
Characteristics
IJR | ACSG | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | American Century Investments |
| Benchmark | S&P SmallCap 600 GARP Index | - |
| N° of holdings | 601 | 297 |
| Asset class | Equities | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | May 22, 2000 | October 14, 2025 |
| ESG | No | No |
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Exposure
Countries
IJR
USA
99.78%
Other
0.22%
ACSG
USA
93.41%
Other
6.59%
Sectors
IJR
Finance
26.72%
Industrials
12.72%
Technology
12.6%
Healthcare
10.85%
Consumer Cyclical.
8.12%
Other
28.99%
ACSG
Healthcare
27.11%
Technology
16.77%
Industrials
15.92%
Finance
14.55%
Other
25.66%
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Diversification
IJR
Total weight of top 15 holdings out of 15
9.04%
ACSG
Total weight of top 15 holdings out of 15
12.13%
Top 15 holdings
Data as of July 31, 2026
IJR
BlackRock Cash Funds - Treasury
2.12%
Corcept Therapeutics, Inc.
0.63%
ViaSat, Inc.
0.59%
Glaukos Corp.
0.55%
Match Group, Inc.
0.51%
Brinker International, Inc.
0.50%
Jackson Financial, Inc.
0.47%
Ryman Hospitality Properties, Inc.
0.47%
Protagonist Therapeutics, Inc.
0.47%
Alkermes Plc
0.46%
CarMax, Inc.
0.46%
StoneX Group, Inc.
0.46%
FormFactor, Inc.
0.46%
Element Solutions, Inc.
0.45%
Argan, Inc.
0.45%
ACSG
Krystal Biotech, Inc.
1.06%
Plexus Corp.
0.96%
Hexcel Corp.
0.92%
AAR Corp.
0.85%
10X Genomics, Inc.
0.85%
CECO Environmental Corp.
0.84%
ESCO Technologies, Inc.
0.81%
Argan, Inc.
0.81%
Crinetics Pharmaceuticals, Inc.
0.77%
Life Time Group Holdings, Inc.
0.73%
Littelfuse, Inc.
0.72%
Sensient Technologies Corp.
0.71%
Enova International, Inc.
0.70%
Novanta, Inc.
0.70%
Miami International Holdings, Inc.
0.70%
Frequently asked questions about IJR and ACSG
How have the IJR and ACSG ETFs performed in 2026?
As of September 8, 2026, IJR is up 20.46% year-to-date (YTD), while ACSG has returned 16.98%. That puts IJR better performer ahead so far this year.
Which ETF is attracting more investor money: IJR or ACSG?
Year-to-date, the IJR ETF saw +$3.24B in flows, compared to +$43M for ACSG.
Which ETF is bigger: IJR or ACSG?
As of September 8, 2026, IJR holds $109.01 B in assets under management (AUM), while ACSG manages $51.33 M.
What sectors do the IJR and ACSG ETFs invest in?
IJR leans toward sectors like Finance, Industrials and Technology. Meanwhile, ACSG focuses on Healthcare, Technology and Industrials.
What are the top holdings of the IJR ETF and ACSG ETF?
IJR top holdings include BlackRock Cash Funds - Treasury, Corcept Therapeutics, Inc. and ViaSat, Inc.. ACSG holds in its top three: Krystal Biotech, Inc., Plexus Corp. and Hexcel Corp..
Which ETF is more diversified: IJR or ACSG?
IJR holds 603 securities with 9.04% of its assets in the top 15. ACSG has 300 securities and a top 15 weight of 12.13%.
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