Check out the companies making headlines in premarket trading. Synopsys , Cadence Design Systems — Shares of the Silicon Valley chip designers rallied more than 5% and 6%, respectively. The U.S. government lifted restrictions on exporting chip-design software to China, according to announcements from companies in the industry. Datadog — The cloud monitoring provider surged more than 9% after S & P Global added it to the S & P 500 index , effective before trading starts July 9. The move will force passive index funds to buy Datadog shares to reflect the composition of the underlying, benchmark index. Tripadvisor — The online travel-review company popped 7% following a Wall Street Journal report that activist investor Starboard took a 9% stake. Robinhood — The online brokerage fell nearly 2%, giving back some of its 6% rally Wednesday. Robinhood was seen as a leading candidate to replace Juniper Networks in the S & P 500, and privately-held OpenAI is pushing back against Robinhood’s recent announcement of tokenized shares in the artificial intelligence startup. Crypto stocks — Stocks with ether (ETH) treasury ambitions extended gains a second day amid a surge of renewed interest in stablecoins and stock tokenization, both of which are largely supported by the Ethereum network. Bit Digital rose 6%, while betting platform SharpLink Gaming jumped 9%. BitMine Immersion Technologies was little changed but has surged more than 1,000% since announcing its own ETH treasury plans Monday. Kratos Defense and Security Solutions — The drone maker added 1.5% after RBC Capital Markets reiterated an outperform investment opinion. The firm raised its 12-month price target on Kratos, believing the small cap defense tech sector will continue to outperform, driven by growth in fiscal 2026 defense spending and “valuation mismatches.” Kratos shares are coming off of a a fresh 52-week high earlier this week. — CNBC’s Tanaya Macheel, Pia Singh, Jesse Pound, Dylan Butts and Michelle Fox contributed reporting
