Photonics Stocks Rally. Aeluma Up 21%; AAOI Up 15%; Coherent Up 7%; POET Up 5%; Lumentum And Lightwave Up 4%

TradingKey - Warren Buffett just stepped down from the CEO position at Berkshire Hathaway (BRKB)in 2025 Q4, and he left a $400 billion trail of crumbs behind him. His last-quarter transactions were anything but predictable: a colossal 77% sale of Amazon stock (AMZN); a tactical withdrawal from Apple

TradingKey - Google’s (GOOGL) (GOOG) introduction of the TurboQuant vector compression algorithm has sent shockwaves through the AI memory chip industry, acting like a precisely cast stone.

TradingKey - On March 26, Reuters reported that Elon Musk is discussing allocating up to 30% of SpaceX's IPO shares to retail investors, a proportion triple the conventional level. Typically, companies going public allocate only 5% to 10% of IPO shares to retail investors. Musk's move is reportedly

TradingKey - Google’s newly released TurboQuant technology, originally appearing to be a routine low-level algorithmic optimization, unexpectedly triggered a broad decline in the global semiconductor sector. The core reason is simple: it hits the most sensitive nerve of the current AI industry—memor

TradingKey - Earlier this week, Google unveiled TurboQuant, a new extreme compression algorithm. The algorithm is expected to reduce memory usage by approximately sixfold and boost computing speeds by up to 8x on the same GPU configuration, triggering a broad pullback in the semiconductor sector. Sa