Tesla analyst says Musk stock buy should send this signal to investors TeslaratiElon Musk buys $1B worth of Tesla shares Fox BusinessTesla just erased all of its steep 2025 losses after Elon Musk buys $1 billion of its shares CNNMusk's $1 billion bet, OpenAI's spending spree, Swatch's tariff swipe and more in Morning Squawk CNBC