It was just a four-day week, but it turned out to be the worst for U.S. stocks since 2011. The major U.S. indices plunged to end the week with just three members of the Dow Jones Industrial Average closing higher on Friday.

Fears regarding softness in the global economy, U.S. earnings and lingering weakness in emerging markets were among the drivers of this week’s downside. This correction, if  it can legitimately be called that at this nascent stage, did impact the week’s most searched ETF tickers on ETF Trends, but some things remained the same.

That being biotech ETFs occupying several spots among the 10-most searched ETFs on our site this week. While that has been the case for several weeks, the popularity of biotech ETFs this was probably not a derivative of their performances as most closed the week lower. Rather, an educated guess would be the reputation of biotech stocks of being somewhat immune to global shocks. [A Look at the Most Searched ETFs]

Overall, three biotech ETF were found among the 10 most searched tickers on ETF Trends this week. New members of the list include the PowerShares KBW High Dividend Yield Financial Portfolio (NYSEArca: KBWD), which we highlighted Thursday. KBWD, which has a trailing 12-month yield of 7.5%, was the lone dividend ETF in this week’s top-10. [Financials The High Yield Way]