This article first appeared on GuruFocus.

SK Hynix (HXSCL), one of the biggest winners from the AI memory boom, jumped roughly 5.5% in Wednesday’s South Korean session as investors rushed back into memory-chip stocks. Its U.S.-listed depositary receipts climbed about 3.4% in early trading, according to Barron’s. No earnings surprise. No flashy new product launch. The catalyst was simpler: AI memory is hot again, and SK Hynix remains one of the clearest ways to play it.

And this story is getting bigger than HBM demand alone. SK Hynix is pouring money into capacity as South Korea backs an enormous semiconductor expansion spanning new fabs, infrastructure and financing. But investors now want something else: cash. The company plans to unveil a more concrete shareholder-return program by year-end. Reuters separately reported that management believes record cash generation could support much larger distributions without starving the business of investment. That matters. SK Hynix has spent years turning the AI memory shortage into booming profits. Investors increasingly want those profits to start landing in their pockets.

SK Hynix Stock Jumps 5.5% as AI Memory Rally Reignites SK Hynix Stock Jumps 5.5% as AI Memory Rally Reignites ยท us.finance.gurufocus

The GuruFocus numbers show why the market is excited and where the risk sits. SK Hynix scores a strong 86 out of 100 on the GF Score, with profitability, growth and financial strength doing most of the heavy lifting. Momentum is solid. GF Value is the glaring weak spot. In other words, this is a powerful business with powerful numbers, but the stock is no secret anymore. That puts the pressure squarely on execution. Keep HBM demand screaming, keep cash generation climbing and give shareholders a bigger slice of the pie, and the bull case can keep running. Let supply catch demand or disappoint on capital returns, and that valuation question gets much louder. After a 5.5% one-day jump, SK Hynix is no longer being asked to promise. It is being asked to deliver.