IMCG vs IVOG: Differences, Returns & Fees

IMCG and IVOG hold 7% of their weight in the same names. Net assets: $4.1bn on Oct 20, 2026 for iShares Morningstar Mid-Cap Growth ETF, and $1.7bn on Sep 30, 2026 for Vanguard S&P Mid-Cap 400 Growth ETF.

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Answers cite the figures on this page.

IMCG costs 0.04 points a year less; their one-year returns differ by 0.1 points; IMCG is 2.4 times larger.

IMCG vs IVOG: Differences, Returns & Fees
IMCGIVOG
Expense ratio0.06%0.10%
Net assets, as of Sep 30, 2026$4.0bn$1.7bn
Total return, 1 year+15.1%+15.0%
What it tracksMorningstar US Mid Cap Broad Growth IndexS&P MidCap 400 Growth Index
Holdings in common7%
Top ten holdings, share of the fund12.5%14.7%
Below its high5.9%, high on Aug 13, 20268.1%, high on Aug 14, 2026

Holdings in common uses holdings dated Sep 30, 2026 and Oct 19, 2026.

+15.1%
IMCG total return, 1 year
+15.0%
IVOG total return, 1 year
0.06%
IMCG expense ratio
0.10%
IVOG expense ratio

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Client brief · page 1 of 2Report BR-985D1011B3

IMCG and IVOG are built for the same job. How do they differ in cost, holdings and results?

  1. What each follows. IMCG follows Morningstar US Mid Cap Broad Growth Index and IVOG follows S&P MidCap 400 Growth Index.
  2. Holdings in common. 7% of the weight is in the same securities (holdings dated Oct 19, 2026 and Sep 30, 2026).
  3. One-year total return (similar). Over 1 year to Oct 20, 2026 IMCG returned +15.1% and IVOG +15.0% with distributions reinvested, a gap of 0.1 points.

Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.

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What they hold in common

By the books each fund has filed, IMCG and IVOG hold 7% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 19, 2026.

half

7% in common

Positions both hold, largest shared weight first
Holding IMCG IVOG
TWILIO CLASS A 0.52% 2.51%
ATI 0.35% 1.44%
NVENT ELECTRIC PLC 0.31% 1.45%
ENTEGRIS INC 0.30% 0.53%
XPO 0.30% 1.15%
ROYAL GOLD 0.28% 1.11%
WOODWARD 0.27% 1.08%
CARPENTER TECHNOLOGY 0.26% 0.86%
MACOM TECHNOLOGY SOLUTIONS 0.26% 1.10%
CURTISS WRIGHT 0.25% 1.12%
ITT INC 0.25% 1.01%
TECHNIPFMC PLC 0.24% 1.49%
Only in IMCG
FORTINET 1.48%
SNOWFLAKE 1.48%
FREEPORT MCMORAN INC 1.39%
CLOUDFLARE CLASS A 1.32%
DELL TECHNOLOGIES INC CLASS C 1.27%
JOHNSON CONTROLS INTERNATIONAL PLC 1.25%
DATADOG INC CLASS A 1.20%
HILTON WORLDWIDE HOLDINGS 1.05%
Only in IVOG
Okta Inc 1.94%
Tenet Healthcare Corp 1.15%
Roku Inc 1.12%
Coeur Mining Inc 1.01%
Dynatrace Inc 0.93%
SiTime Corp 0.84%
RB Global Inc 0.84%
Sterling Infrastructure Inc 0.84%

Check overlap with more funds →

On the same fields

IMCG
iShares Morningstar Mid-Cap Growth ETF
IVOG
Vanguard S&P Mid-Cap 400 Growth ETF
Where it sits Stock ETF Stock ETF
What it is Tracks an index Tracks an index
Total return, 1 year +15.1% +15.0%
Its benchmark over the same days not measured +14.9% (IJK)
Gap to its benchmark not measured +0.1 pts vs IJK
Expense ratio 0.06% 0.10%
Already in the S&P 500 80.4% 3.0%
Holdings 260 249
Net assets, IMCG as of Oct 20, 2026 and IVOG as of Sep 30, 2026 $4.1bn $1.7bn

IMCG and IVOG on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.

About IMCG

IMCG tracks an index. Over the year to Oct 20, 2026 it returned +15.1% with distributions reinvested. The prospectus expense ratio is 0.06% a year. By its holdings published by its issuer for Oct 19, 2026, 80% of the fund by weight is stocks the S&P 500 also holds, across 260 positions, with the top ten at 12.5%. It sat 5.9% below its high of Aug 13, 2026 on Oct 20, 2026.

About IVOG

IVOG tracks an index. Over the year to Oct 20, 2026 it returned +15.0% with distributions reinvested, against +14.9% for its benchmark, the S&P MidCap 400 Growth Index. The prospectus expense ratio is 0.10% a year. By its holdings published by its issuer as of Sep 30, 2026, 3% of the fund by weight is stocks the S&P 500 also holds, across 249 positions, with the top ten at 14.7%. It sat 8.1% below its high of Aug 14, 2026 on Oct 20, 2026.

Questions people ask

Which returned more over the last year, IMCG or IVOG?
In the year to Oct 20, 2026, with distributions reinvested, IMCG returned +15.1% and IVOG +15.0%.
Which is cheaper, IMCG or IVOG?
IMCG is cheaper, by 0.04 percentage points a year. That is about $4 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IMCG and IVOG overlap with the S&P 500?
By their latest filed holdings, 80% of IMCG and 3% of IVOG by weight is stocks the S&P 500 already holds.
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ETFIQ, IMCG against IVOG, data as of Oct 20, 2026. https://etfiq.com/compare/any/imcg-vs-ivog

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Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.