Ark Invest purchased 37,340 shares of Pacific Biosciences of California, a renowned name in the field of genomics through ARKK and ARKG.

Source: https://www.benzinga.com/23/10/35153614/cathie-wood-goes-shopping-for-stock-of-jack-dorseys-block-ark-invest-bolsters-portfolio-with-archer

By holding assets with extremely high duration, the ARKK ETF has been an enormous beneficiary from this trend and as a result returned 37% since first of November.

Source: https://seekingalpha.com/article/4657844-arkk-forget-about-innovation-and-focus-on-what-the-us-treasury-does?source=feed_all_articles

Is The ARK Innovation ETF (ARKK) a Buy Right Now?

Source: https://www.etfdailynews.com/2023/06/06/10003-shares-in-generation-bio-co-nasdaqgbio-bought-by-connor-clark-lunn-investment-management-ltd/

There are many time periods around the 1y mark during which SARK has significantly underperformed the inverse of ARKK, but fund performance does vary widely (lots of volatility in these funds).

Source: https://seekingalpha.com/article/4591438-sark-etf-three-reasons-not-to-invest?source=feed_all_articles