NASDAQ:STEC 19 November 2025

March 22, 2026, 6:06 AM EDT. A £10,000 investment in the iShares Core FTSE 100 UCITS ETF (LSE: CUKX) at the start of March has dropped to around £9,140 by March 20, a loss of almost 9%. The ETF, which reinvests dividends, reflects total returns for investors. This decline follows geopolitical tensions, higher oil prices, and interest rate concerns impacting the UK's FTSE 100 index, which fell from near 11,000 to lower levels. Experts suggest that relying solely on a UK-focused index tracker may limit returns. Diversifying with other ETFs or stocks, such as the HANetf Future of Defence ETF, which gained during the period, could offer portfolio protection. Slow, phased investments might also mitigate volatility. While a rebound is possible, ongoing Middle East conflicts and elevated oil prices could pressure the market further. Investors are advised to maintain diversification and adopt a long-term view.