iShares Core S&P 500 UCITS ETF (Acc) Returns Calculator
Calculate historical returns and project future compounding for iShares S&P 500 UCITS (CSPX). Test different monthly amounts, tenures, and step-up scenarios using real historical NAV performance.
Category
Large Blend (UCITS / Global)
AUM
$157.3+ Billion
Expense Ratio
0.07%
Fund Manager
BlackRock Asset Management Ireland
iShares S&P 500 UCITS (CSPX) Historical SIP Performance & Returns Table
Historical value of standard monthly SIP investments based on actual fund CAGRs.
| Monthly SIP | 3 Years @ 19.3% CAGR | 5 Years @ 12.8% CAGR | 10 Years @ 15.0% CAGR |
|---|---|---|---|
| $100/mo | $4,903 Invested: $3,600 | $8,433 Invested: $6,000 | $27,866 Invested: $12,000 |
| $250/mo | $12,257 Invested: $9,000 | $21,083 Invested: $15,000 | $69,664 Invested: $30,000 |
| $500/mo | $24,514 Invested: $18,000 | $42,167 Invested: $30,000 | $139,329 Invested: $60,000 |
| $1,000/mo | $49,028 Invested: $36,000 | $84,334 Invested: $60,000 | $278,657 Invested: $120,000 |
| $2,500/mo | $122,570 Invested: $90,000 | $210,834 Invested: $150,000 | $696,643 Invested: $300,000 |
* Projections calculated using actual historical 3-year (19.3%), 5-year (12.8%), and 10-year (15%) performance data. Actual mutual fund returns fluctuate with market NAV.
About iShares Core S&P 500 UCITS ETF (Acc)
iShares Core S&P 500 UCITS ETF (CSPX / CSSPX) is the largest UCITS exchange-traded fund in Europe and the world, managing over $157 Billion in assets. Domiciled in Ireland with an accumulating structure, CSPX is the premier vehicle for international, European, and Asian non-US investors seeking S&P 500 exposure with optimized US withholding tax treatment.
Investment Strategy
Passive UCITS Accumulating Indexing â Fully replicates the S&P 500 Index. Automatically reinvests gross corporate dividends internally without paying them out (accumulating), benefiting from Ireland's bilateral tax treaty with the United States which cuts US dividend withholding tax in half (from 30% to 15%).
Key Facts
- World's largest UCITS ETF with over $157.3 Billion in assets under management
- Irish-domiciled accumulating structure (automatic dividend reinvestment without taxable events)
- Cuts US dividend withholding tax from 30% to 15% via US-Ireland tax treaty
- Completely eliminates US Federal Estate Tax (Situs) liability for non-US investors
Historical Returns
3-Year CAGR
19.30%
5-Year CAGR
12.80%
10-Year CAGR
15.00%
Benchmark
S&P 500 Index
Historical annualized returns as of August 2026. Currency conversion and cross-border tax rules apply.
Top Holdings & Sector Allocation
As of September 2026, iShares S&P 500 UCITS (CSPX)'s portfolio includes:
Top 5 Holdings
- Microsoft Corp. (MSFT)
- Apple Inc. (AAPL)
- NVIDIA Corp. (NVDA)
- Amazon.com Inc. (AMZN)
- Meta Platforms Inc. (META)
Sector Allocation
Information Technology 32.4%, Financials 12.8%, Healthcare 11.5%, Consumer Discretionary 10.1%, Communication Services 9.0%, Industrials 8.4%, Others 15.8%
Risk & Drawdowns
Standard deviation is ~15.0% exactly matching the S&P 500 Index.
Experienced -33.8% drawdown in 2020 and -23.9% in 2022.
Tax Treatment
Irish domicile reduces US dividend withholding tax to 15%. Internal accumulation prevents local taxable dividend events in many non-US jurisdictions.
Who Should NOT Invest in iShares S&P 500 UCITS (CSPX)?
US tax residents or investors requiring direct quarterly cash dividend payouts.
About the Fund Manager
Managed by BlackRock Asset Management Ireland Limited.
Who Is This Fund Suitable For?
The gold standard for non-US investors, European savers, NRI/Middle East expat investors, and international FIRE builders seeking zero US estate tax risk and automated dividend reinvestment.
More Funds from iShares & Similar Schemes
Similar Funds to Consider
- Vanguard S&P 500 UCITS ETF (VUSA/VUAA)
- Invesco S&P 500 UCITS ETF (SPXL)
- iShares Core S&P 500 ETF (IVV)
Or compare side by side using our main SIP calculator â you can test different funds with the same investment amount and dates to see which performed better.
Other Tools for iShares S&P 500 UCITS (CSPX) Investors
- FIRE Calculator â Plan your retirement corpus with iShares S&P 500 UCITS (CSPX) as part of your portfolio
- Cost of Delay Calculator â See how much delaying your SIP in iShares S&P 500 UCITS (CSPX) could cost you
- SIP vs EMI Calculator â Compare investing in iShares S&P 500 UCITS (CSPX) vs paying off loans
Frequently Asked Questions About iShares S&P 500 UCITS (CSPX)
What is the historical SIP return of iShares S&P 500 UCITS (CSPX)?
Based on the latest data, iShares S&P 500 UCITS (CSPX) has delivered an annualized return (CAGR) of 19.30% over 3 years, 12.80% over 5 years, and 15.00% over 10 years. Experienced -33.8% drawdown in 2020 and -23.9% in 2022.
How is iShares S&P 500 UCITS (CSPX) SIP return calculated?
SIP returns are calculated using the XIRR (Extended Internal Rate of Return) method. Each monthly installment buys units at the fund's Net Asset Value (NAV) on that specific day. When markets are down, your SIP buys more units, and when markets are up, it buys fewer units (rupee cost averaging). Our calculator replays this exact process using historical NAV data to compute the precise current value of your accumulated units.
How much return would $500 monthly SIP in iShares S&P 500 UCITS (CSPX) generate over 5 years?
At an estimated annual return rate of 12.8%, a monthly $500 investment ($30,000 total invested) would grow to approximately $42,167 in 5 years, yielding an estimated wealth gain of $12,167. Use our interactive calculator above to test custom amounts with actual historical NAV data.
What are the top holdings in iShares S&P 500 UCITS (CSPX)?
iShares S&P 500 UCITS (CSPX)'s top holdings include Microsoft Corp. (MSFT), Apple Inc. (AAPL), NVIDIA Corp. (NVDA), and Amazon.com Inc. (AMZN). The fund's sector allocation is Information Technology 32.4%, Financials 12.8%, Healthcare 11.5%, Consumer Discretionary 10.1%, Communication Services 9.0%, Industrials 8.4%, Others 15.8%.
What is the risk profile of iShares S&P 500 UCITS (CSPX)?
Standard deviation is ~15.0% exactly matching the S&P 500 Index. This fund may not be suitable for us tax residents or investors requiring direct quarterly cash dividend payouts..
What are the tax implications of investing in iShares S&P 500 UCITS (CSPX)?
Irish domicile reduces US dividend withholding tax to 15%. Internal accumulation prevents local taxable dividend events in many non-US jurisdictions.
Data last updated: September 2026 | Fund data sourced from SEC filings and public exchanges
Ready to check iShares S&P 500 UCITS (CSPX) returns?
Use our free calculator with real historical NAV data â no sign-up needed.
Open iShares S&P 500 UCITS (CSPX) Returns Calculator â