“Memory has been identified as the clear AI bottleneck and there’s a shortage of these chips that’s going to last not for a quarter but multiple years,” Roundhill CEO Dave Mazza said on the phone.<\/p>\n<\/div>\n
\n
Stock Chart Icon<\/title>Stock chart icon<\/p>\n<div class=\"Collapsible-proLivePlayerCloseOrExpand\"><img decoding=\"async\" src=\"https:\/\/static-redesign.cnbcfm.com\/dist\/a54b41835a8b60db28c2.svg\" class=\"Collapsible-dismissButton\" alt=\"hide content\" \/><\/div>\n<\/div>\n<p>Roundhill Memory ETF<\/p>\n<\/div>\n<div class=\"group\">DRAM’s seen inflows every single day since launch, a 23-session streak that’s happening alongside a 70% rally in the price of the ETF as top holdings like <span class=\"QuoteInBody-quoteNameContainer\" data-test=\"QuoteInBody\" id=\"SpecialReportArticle-QuoteInBody-2\"><a href=\"https:\/\/www.cnbc.com\/quotes\/MU\/\">Micron<\/a><span class=\"QuoteInBody-inlineButton\"><span class=\"AddToWatchlistButton-watchlistContainer\" id=\"-WatchlistDropdown\" data-analytics-id=\"-WatchlistDropdown\"><button class=\"AddToWatchlistButton-watchlistButton\" aria-label=\"Add To Watchlist\" data-testid=\"dropdown-btn\"><span class=\"AddToWatchlistButton-addWatchListFromTag\" \/><\/button><\/span><\/span><\/span> and <span class=\"QuoteInBody-quoteNameContainer\" data-test=\"QuoteInBody\" id=\"SpecialReportArticle-QuoteInBody-3\"><a href=\"https:\/\/www.cnbc.com\/quotes\/SNDK\/\">Sandisk<\/a><span class=\"QuoteInBody-inlineButton\"><span class=\"AddToWatchlistButton-watchlistContainer\" id=\"-WatchlistDropdown\" data-analytics-id=\"-WatchlistDropdown\"><button class=\"AddToWatchlistButton-watchlistButton\" aria-label=\"Add To Watchlist\" data-testid=\"dropdown-btn\"><span class=\"AddToWatchlistButton-addWatchListFromTag\" \/><\/button><\/span><\/span><\/span> set records on a daily basis.<\/p>\n<\/div>\n<h2 class=\"ArticleBody-subtitle\"><a id=\"headline0\" \/>Big call buying<\/h2>\n<div class=\"group\">\n<p>Options traders eager for new ways to trade the AI boom are storming into Cboe-listed DRAM, with over 90,000 contracts traded Thursday and almost twice as many calls bought than puts. The fund is already in the top 40 of all U.S.-listed ETFs by options volume.<\/p>\n<p>Another reason for the fund’s popularity: it includes Korea’s star chip stocks SK Hynix and Samsung Electronics.<\/p>\n<p>“These are two of the biggest memory companies and they’re essentially inaccessible for U.S. investors,” said Mazza. “If you buy a South Korea ETF, you’re gonna get other stuff you don’t want. And if you buy a semiconductor ETF, the weight of companies like Micron is too small.”<\/p>\n<\/div>\n<div class=\"ArticleBody-googlePreferredSourceContainer\" data-module=\"GooglePreferredSource\" data-id=\"SpecialReportArticle-GooglePreferredSource-6\"><a href=\"https:\/\/www.google.com\/preferences\/source?q=https:\/\/www.cnbc.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Choose CNBC as your preferred source on Google and never miss a moment from the most trusted name in business news.<\/a><\/div>\n<\/div>\n<p><br \/>\n<br \/><a href=\"https:\/\/www.cnbc.com\/2026\/05\/08\/the-hottest-etf-since-bitcoin-mania-just-added-1-billion-in-a-day.html\">Source link <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The fastest-growing ETF in years is the latest AI play to go skyward \u2013 in more ways than one. Roundhill Investment’s Memory ETF (DRAM) tracking the red-hot memory sector has raised more than $5 billion since its April 2 launch, including $1.1 billion on Thursday alone. It started out of the gates red hot, garnering … <a title=\"The hottest ETF since bitcoin-mania just added $1 billion in a day\" class=\"read-more\" href=\"https:\/\/www.jubi24.com\/?p=30604\" aria-label=\"Read more about The hottest ETF since bitcoin-mania just added $1 billion in a day\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":30605,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-30604","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/www.jubi24.com\/wp-content\/uploads\/2026\/05\/The-hottest-ETF-since-bitcoin-mania-just-added-1-billion-in.jpeg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/posts\/30604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=30604"}],"version-history":[{"count":1,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/posts\/30604\/revisions"}],"predecessor-version":[{"id":30606,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/posts\/30604\/revisions\/30606"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=\/wp\/v2\/media\/30605"}],"wp:attachment":[{"href":"https:\/\/www.jubi24.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=30604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=30604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jubi24.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=30604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}