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Fundology

ETF · Amundi

BYBG Amundi Index Solutions - S&P 500 Buyback ETF

ISIN LU1681048556London Stock Exchange: BYBGSAS Rue la Boétie

Latest close

LSE

£295.53

on

Ongoing charge
0.15% a year
Fund size
£13.3m

Source: TradingView, as of , at least 15 min delayed

At a glance

As of 30/09/2026, BYBG (Amundi Index Solutions - S&P 500 Buyback ETF, ISIN LU1681048556) closed at £295.53 on the London Stock Exchange. Its ongoing charge is 0.15% a year (about £15 on £10,000). Over the five years to 30/09/2026 its total return was +62.2%, or +26.8% after UK CPIH inflation.

Past returns

Total return: the change in the fund’s value with any income reinvested, after its ongoing charges. Periods to .
1 year to 30/09/2026
+11.5%
+8.0% after inflation
3 years to 30/09/2026
+47.4%
+33.0% after inflation
5 years to 30/09/2026
+62.2%
+26.8% after inflation

£1,000 put in five years ago would have been worth about £1,622 on 30/09/2026 — about £1,268 in today’s spending power, once price rises are taken out. Past performance is not a guide to future returns.

Volatility and the largest fall need a longer record of this fund’s prices than we hold so far. They appear on this page once we do.

Returns: TradingView (delayed data). Inflation: ONS CPIH, latest month published.

How we work it out:ReturnsReturns after inflationTotal returnReal returnCPIH

Charges compared with similar funds

The ongoing charge is taken from the fund’s value every day, so the returns on this page are already after it. Platform and dealing fees are charged separately.
Ongoing charge
0.15%
a year
On £10,000
£15
a year, roughly
Over five years
£75
of £10,000, before growth
Among 211 US share funds, share classes counted once
  • 76 charge less
  • 13 the same
  • 121 charge more

Ongoing charge of Amundi Index Solutions - S&P 500 Buyback ETF 0.15% a year, as of 01/10/2026: 121 of the 210 other US share funds charge more, 13 the same and 76 less (share classes counted once).

Source: Fund ongoing charges via TradingView, as of

A lower charge is not a promise of a higher return: what the fund holds matters more. Charges are the fund’s own published ongoing charges figure.

Read more:Ongoing charge (OCF)OCF and TERFee dragHow charges add up

In plain English

Amundi Index Solutions - S&P 500 Buyback ETF is an exchange-traded fund (ETF) from Amundi, launched in 2015.

It tracks the S&P 500 Buyback TR — about 500 of the largest companies listed in the US.

You buy and sell it through a share-dealing account or platform during stock-market hours, like a share.

Its ongoing charge is 0.15% a year — about £15 a year on every £10,000 invested, taken from the fund's value rather than billed to you.

Income from its investments is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.

US shares: American companies, including the S&P 500 and Nasdaq-100 — the largest stock market in the world.

Terms:ETFIndex fundAccumulating or incomeShare classISIN

Key facts

Ticker
BYBG
ISIN
LU1681048556
Provider
Amundi
Tracks
S&P 500 Buyback TR
Structure
ETF
An exchange-traded fund: bought and sold on the stock exchange through the day, like a share.
Income
Accumulating
Income is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.
Ongoing charge
0.15% a year · about £15 on £10,000
Fund size
£13.3m
Launched
Domicile
Luxembourg
Can be held in
ISA and SIPP
Currency hedged
No
Price currency
Pounds (GBP)
Category
US shares

Price chart

Closing price
£295.52−1.7% since 27/07/2026 · closing price
BYBG closing price: £300.70 on 27/07/2026, £295.52 on 30/09/2026 (−1.7%); low £295.52, high £305.45.

Since 27/07/2026, the closing price went from £300.70 on 27/07/2026 to £295.53 on 30/09/2026 (−1.7%). The lowest close shown was £295.53 on 30/09/2026 and the highest £305.45 on 04/09/2026.

Chart: closing prices we have recorded since 27/07/2026.

Source: TradingView, as of , at least 15 min delayed

Five years of prices, and after inflation

6 weekly closes, from 27/07/2026 to 30/09/2026. The same history in September 2026 pounds, adjusted with ONS CPIH inflation.

Create a free account to see the 5-year price chart and the after-inflation chart

Sign-up takes an email address. There is no card to enter and nothing to pay.

How we work it out:Prices and returnsNAV and price

What it holds

The ten largest holdings make up 60.9% of the fund, as of .

Top 10 holdings

Top holdings of BYBG: the ten largest, as a percentage of the whole fund, as of 29/09/2026
Rank#HoldingWeight as a percentage of the fund
1MicrosoftMSFT8.95%
2Western DigitalWDC8.67%
3Coca-Cola Co/The8.18%
4Eli Lilly andLLY7.80%
5NVIDIANVDA4.83%
6BroadcomAVGO4.56%
7CencoraCOR4.54%
8AmetekAME4.47%
9Procter & Gamble Co/The4.47%
10Home Depot4.45%

Source: Amundi, holdings as published, as of , company pages by TradingView

Where it invests

The portfolio by sector, country and type of asset, as a share of the whole fund. Bonds, cash and positions the source does not classify are shown as they come, not guessed.

By sector

  1. Information Technology27.0%
  2. Health Care19.5%
  3. Consumer Staples15.7%
  4. Consumer Discretionary13.5%
  5. Industrials7.1%
  6. Communication Services5.7%
  7. Materials4.5%
  8. Financials3.2%
  9. Other sectors3.9%
As published by Amundi, as of 29/09/2026.

By country

  1. United States97.7%
  2. France2.3%
As published by Amundi, as of 29/09/2026.

34 holdings are listed for this fund. All 34 holdings of BYBG, with the full split by sector, country and type of asset.

More of the portfolio

The fund publishes 34 holdings; the ten largest make up 60.9% of it. The fund's portfolio is also split by currency.

Create a free account to see the full holdings list and the currency, maturity and credit-quality breakdowns

Sign-up takes an email address. There is no card to enter and nothing to pay.

Holdings:Compare what it holds with another fundHoldings overlapHow overlap is measured

Risk and return in depth

Ratios that weigh return against its ups and downs, every rolling period rather than a few fixed ones, and each large fall with how long it took to recover.
  • Rank among similar funds

    Rank by total return over 1, 3 and 5 years among up to 170 US share funds, not currency-hedged, highest first.

    Pro

Pro — currently by invitation

Pro includes the rank among similar funds

Pro is open by invitation while it is being built. There is nothing to buy. To ask about access, email [email protected].

Questions people ask

What is the ongoing charge of BYBG?

The ongoing charge of BYBG is 0.15% a year — about £15 a year on every £10,000 invested, taken from the fund’s value rather than billed to you. Platform and dealing fees are charged separately. Ongoing charge of Amundi Index Solutions - S&P 500 Buyback ETF 0.15% a year, as of 01/10/2026: 121 of the 210 other US share funds charge more, 13 the same and 76 less (share classes counted once).

What does BYBG track?

BYBG tracks the S&P 500 Buyback TR — about 500 of the largest companies listed in the US.

Is BYBG accumulating or distributing?

BYBG is accumulating: income is reinvested inside the fund, so it shows up as a rising price rather than cash paid to you.

What is the ISIN of BYBG?

The ISIN of BYBG is LU1681048556. An ISIN identifies one exact share class of a fund; BYBG is its ticker on the London Stock Exchange.

How has BYBG done after inflation?

Over the five years to 30/09/2026 BYBG’s total return was +62.2%, or +26.8% after UK CPIH inflation. Past performance is not a guide to future returns.

Similar funds

More US share funds, largest first. Size is a fact, not a verdict.

Sources and dates

Prices
London Stock Exchange closes via TradingView, at least 15 minutes delayed, latest
Returns
TradingView reported returns (net asset value with income reinvested where available)
Inflation
ONS CPIH, latest month published
Charges
The fund’s ongoing charges figure, via TradingView
Holdings
Amundi, as published,
Identity
FCA Financial Instruments Reference Data System (FIRDS) and the issuer
Fund size
TradingView, converted to pounds at the latest ECB reference rate

Methodology:Data sourcesReturnsCategoriesAll methods

A machine-readable copy of this page: Markdown.