And underperforming other ETFs today is the SPDR S&P Aerospace & Defense ETF (XAR), off about 1.5% in Friday afternoon trading. Among components of that ETF with the weakest showing on Friday were shares of Rocket Lab (RKLB), lower by about 9.7%, and shares of Byrna Technologies (BYRN), lower by about 3.6% on the day.
VIDEO: Friday's ETF Movers: SIL, XAR
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