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IOO vs SPGM

iShares Global 100 ETF

IOOBNYSE Arca

State Street SPDR Portfolio MSCI Global Stock Market ETF

SPGMANYSE Arca

Overlap

36.6%by weight

Expense ratio

SPGM −0.31pt a year

IOO0.40%SPGM0.09%

Avg volume · 30D

IOO 1.8×the volume

IOO206KSPGM115K

10Y return · a year

IOO +3.8pt

IOO+16.2%SPGM+12.4%

IOO vs SPGM Performance

Nov 12, 2021 – Nov 13, 2026

+95.8%IOO+60.9%SPGM

Nov 12, 2021 to Nov 13, 2026. IOO +95.8%. SPGM +60.9%. Use the arrow keys to read each point.−25%0%25%75%Nov 2021May 2024Nov 2026
Expense ratio
IOO 0.40%
SPGM 0.09%, better
Fund size
IOO $9.04B
SPGM $1.8B
1Y total return
IOO +13.1%
SPGM +13.9%, better
Yield (12M)
IOO 0.83%
SPGM 1.81%, better
Holdings
IOO 113
SPGM 2917
Avg volume (30D)
IOO 206K sh, better
SPGM 115K sh
NAV per share
IOO $140.47
SPGM $85.12
52W range

ETF.net Grade

IOO: Cost 27, Risk 45, Mission 99, Tradability 69, Holdings 30, Durability 60. SPGM: Cost 73, Risk 49, Mission 100, Tradability 43, Holdings 73, Durability 54.
Pillar letters and Scores for IOO, SPGM, with each pillar’s weight
PillarIOOSPGM
Cost30% weightD27A73Higher
Mission25% weightA99A100Higher
Risk15% weightC45C49Higher
Tradability15% weightB69HigherC43
Holdings10% weightD30A73Higher
Durability5% weightB60HigherC54

Rank among MSCI ACWI / World funds

Same Category. Both funds are graded against the same funds, so their Grades compare head to head.

Same Category. IOO and SPGM are both graded against the same 6 MSCI ACWI / World funds, so their Grades compare head to head.

MSCI ACWI / World⁠

Category · 6 funds
See all 6 ›

SPGM ranks 2nd and IOO 5th of 6 funds in the MSCI ACWI / World Category.

  1. Rank 1AVTVanguard Total World Stock ETFScore 78
  2. Rank 2ASPGMState Street SPDR Portfolio MSCI Global Stock Market ETFScore 70
  3. Rank 3BCRBNiShares Low Carbon Optimized MSCI ACWI ETFScore 62
  4. Rank 4BACWIiShares MSCI ACWI ETFScore 61
  5. Rank 5BIOOiShares Global 100 ETFScore 56
  6. Rank 6CDGTState Street SPDR Global Dow ETFScore 52

Our read on each fund

ETF.net Research

IOOBiShares Global 100 ETF

SPGMAState Street SPDR Portfolio MSCI Global Stock Market ETF

In short

IOO Global investing boiled down to 100 mega-caps. Running since 2000, IOO tracks the S&P Global 100: blue chips that already sell on every continent, rather than the whole world's market.

SPGM One ticker for the whole investable world. SPGM tracks MSCI's ACWI IMI index, holding roughly 2,900 stocks across developed and emerging markets, and charges 0.09% a year to do it.

Stated mandate

IOO The Fund seeks to track the investment results of an index composed of 100 large-capitalization global equities.

SPGM The fund seeks to track, before fees and expenses, the total return performance of the MSCI ACWI IMI Index.

Why people hold it

  • IOO Launched in 2000, one of the original global blue-chip index funds, and a multi-billion-dollar fund today.
  • Straight indexing, no manager discretion. It has tracked the S&P Global 100 very closely.ishares.com
  • At 0.40%, it runs a touch under the typical index wrapper in its peer group.
  • One ticket for global large-cap equity instead of bolting a US fund to an international one.
  • SPGM 0.09% a year, against a 0.45% median for the index-wrapper funds it competes with. That gap compounds quietly in your favor.
  • Roughly 2,900 stocks in one line item: US, developed foreign, emerging. No rebalancing between three regional funds, no home-country blind spot.ssga.com
  • Pure replication, done tightly: the fund has stuck close to the MSCI ACWI IMI index it promises, one of the cleaner implementations among the index trackers we cover.ssga.com
  • Live since 2012 and now a multi-billion-dollar fund, so it is not a launch-year experiment hunting for assets.

Worth knowing

  • IOO About 100 names, so a handful of mega-caps do the heavy lifting. Broad wrappers like VT own thousands.
  • 0.40% is real money beside the broad-index cheapies: VT at 0.06%, SCHK at 0.03%.
  • Income lands once or twice a year, not monthly, and volume is moderate rather than heavy.
  • SPGM Vanguard's VT covers similar all-world ground for 0.06%. Small gap, but real if fee is your only tiebreaker.
  • Owning the world means owning its currencies and its emerging markets. Foreign swings show up in your return, unsmoothed.
  • Moderately traded rather than a volume monster, so bid-ask spreads can run wider than the busiest global funds.

Full IOO profile⁠

Full SPGM profile⁠

IOO vs SPGM Holdings

How IOO and SPGM differ

Overlap by weight

36.6%

Shared holdings make up 97.9% of IOO and 36.6% of SPGM.

Level by level

  • Holdings99 in both36.6%
  • Countryby domicile77.7%
  • Sector11 Sectors79.3%
  • Asset classStocks100%

Sector

Sector weights in IOO and SPGM, widest gap first
SectorMore in IOOMore in SPGMGap
TechnologyIOO +17.5 points
FinancialsSPGM +7.6 points
IndustrialsSPGM +7.5 points
MaterialsSPGM +2.1 points
UtilitiesSPGM +1.7 points
Consumer StaplesIOO +1.4 points
Real EstateSPGM +1.5 points
CommunicationIOO +1.4 points
Consumer DiscretionarySPGM +0.4 points
Health CareIOO +0.4 points
EnergySPGM +0.1 points

Country, concentration and asset class

Country by domicile

Country weights in IOO and SPGM, widest gap first
CountryMore in IOOMore in SPGMGap
United StatesIOO +18.8 points
JapanSPGM +3.7 points
CanadaSPGM +3.1 points
TaiwanSPGM +3.0 points
ChinaSPGM +2.3 points
AustraliaSPGM +1.7 points
IndiaSPGM +1.6 points
United KingdomIOO +1.0 points
Other countries (29)SPGM +4.5 points

Outside the US: SPGM 70% developed, 30% emerging.

Concentration

Weight in the 10 largest Holdings

  • IOO57.7%
  • SPGM21.3%

Securities held

  • IOO102
  • SPGM2,884

Asset class

IOO
Stocks
SPGM
Stocks

Holdings

  • Only in IOO3
  • In both99
  • Only in SPGM2,785

Only in IOO

3 securities, 1.9% of IOO by weight

  • Samsung Electronics Ltd1.74%
  • Compagnie De Saint Gobain SA0.09%
  • Roche Holding AG0.03%

Only in SPGM

2,785 securities, 63.2% of SPGM by weight

  • Taiwan Semiconductor Sp Adr1.48%
  • Meta Platforms Inc Class A1.20%
  • Tesla Inc0.98%

Weight gaps

All 99 Holdings in both funds, largest gap first.

Holding weights in IOO and SPGM, widest gap first
HoldingMore in IOOMore in SPGMGap
AppleAAPLIOO +8.23 points
NVIDIANVDAIOO +6.95 points
MicrosoftMSFTIOO +6.28 points
Amazon.com IncAMZNIOO +4.26 points
Alphabet Class AGOOGLIOO +2.71 points
Broadcom IncAVGOIOO +2.62 points
Alphabet Class CGOOGIOO +2.13 points
Eli LillyLLYIOO +1.85 points

All 102 IOO holdings⁠All 2,873 SPGM holdings⁠

How we measure overlap

Each holding counts at its smaller weight in the two funds, summed over the full Holdings. Sector, country and asset class use the same rule on each fund’s split. Cash, FX and derivative lines stay out of the counts. Two bond funds get no overlap figure.

IOO vs SPGM Cost

Overpaying IOO vs SPGM

$6,192

On $10,000 over 30 years. 7% growth a year before fees, expense ratio only.

  • IOO 0.40%

    $8,090

  • SPGM 0.09%

    $1,898

$10,000
30 years

Cost over time

  • IOO 0.40%
  • SPGM 0.09%
  • Overpaying
One line per fund, from year 0 to year 30. Use the arrow keys to read each point.$0$2K$4K$6K$8K$10K051015202530IOO $8,090SPGM $1,898

Year by year

YearIOOSPGMOverpaying
10$723$165$558
20$2,793$646$2,147
30$8,090$1,898$6,192

Expense ratio

  • 0.40%IOO
  • 0.09%SPGM, cheaper
  • Middle half of MSCI ACWI / World funds
  • Median 0.26%

SPGM 2nd cheapest of 6 funds

IOO 5th cheapest of 6 funds

IOO vs SPGM Dividends

Last 12 months to Nov 13, 2026
Yield (12M)
IOO 0.83%
SPGM 1.81%, better
Payout (12M)
IOO $1.17
SPGM $1.54
Last payment
IOO $0.72
SPGM $0.67
Ex-dividend
IOO Jun 15, 2026
SPGM Jun 1, 2026
Paid on
IOO Jun 18, 2026
SPGM Jun 5, 2026
Frequency
IOO Twice a year
SPGM Twice a year

Distribution history

Per share, 2017 to 2026, same scale for both

IOOTwice a year · 20 paymentsAll IOO payments⁠
One bar per payment. 20 payments from 2017 to 2026 YTD. Jun 20, 2017 $0.64; Dec 21, 2017 $0.40; Jun 19, 2018 $0.65; Dec 18, 2018 $0.43; Jun 17, 2019 $0.65; Dec 16, 2019 $0.44; Jun 15, 2020 $0.51; Dec 14, 2020 $0.43; Jun 10, 2021 $0.63; Dec 13, 2021 $0.52; Dec 30, 2021 $0.05; Jun 9, 2022 $0.78; Dec 13, 2022 $0.50; Jun 7, 2023 $0.76; Dec 20, 2023 $0.44; Jun 11, 2024 $0.65; Dec 17, 2024 $0.43; Jun 16, 2025 $0.71; Dec 16, 2025 $0.45; Jun 15, 2026 $0.72. Use the arrow keys to read each point.$0$12017202020232026YTD
SPGMTwice a year · 19 paymentsAll SPGM payments⁠
One bar per payment. 19 payments from 2017 to 2026 YTD. Jun 16, 2017 $0.31; Dec 15, 2017 $0.59; Jun 1, 2018 $0.29; Dec 21, 2018 $0.37; Jun 3, 2019 $0.44; Dec 20, 2019 $0.61; Jun 1, 2020 $0.26; Dec 18, 2020 $0.45; Jun 1, 2021 $0.43; Dec 17, 2021 $0.69; Jun 1, 2022 $0.54; Dec 16, 2022 $0.57; Jun 1, 2023 $0.59; Dec 15, 2023 $0.57; Jun 3, 2024 $0.55; Dec 18, 2024 $0.71; Jun 2, 2025 $0.58; Nov 25, 2025 $0.87; Jun 1, 2026 $0.67. Use the arrow keys to read each point.$0$12017202020232026YTD

IOO vs SPGM Risk

Fall from peak · 5 years

  • IOO
  • SPGM
Nov 12, 2021 to Nov 13, 2026. Worst fall: SPGM −25.9% · Oct 2022. Use the arrow keys to read each point.−25%−20%−15%−10%−5%0%Nov 2021May 2024Nov 2026

Risk facts

VolatilityStd dev, 3 years
IOO 12.9%SPGM 11.5%, better
Return per unit of riskSharpe ratio, 3 years
IOO 1.55, betterSPGM 1.46
Worst fallMax drawdown, 5 years
IOO −23.5%, betterSPGM −25.9%
Market sensitivityBeta, 5 years
IOO 0.96SPGM 0.93

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