Stephen Curry and Under Armour end their 13-year partnership as the sportswear company restructures to revive sales

1. Under Armour and Stephen Curry end their 13-year partnership amid declining sales. 2. The final sneaker, Curry 13, will launch in February as planned. 3. Under Armour is restructuring, with a $255 million cost estimate associated with the transition. 4. Analysts see positive potential for UA's focus on core brand without Curry. 5. UA stock has dropped nearly 50% over the past year, indicating ongoing struggles.