Tesla, Robo.ai, Rambus, Telesat And Other Big Stocks Moving Higher On Monday

Author: Avi Kapoor | September 15, 2025 02:58pm

U.S. stocks were higher, with the Nasdaq Composite gaining more than 100 points on Monday.

Shares of Tesla, Inc. (NASDAQ:TSLA) rose sharply during Monday's session after CEO Elon Musk purchased massive number of shares, according to a recent regulatory filing.

Musk, through the Elon Musk Revocable Trust, bought 2.57 million shares of Tesla on Friday, September 12. The shares were acquired at prices ranging from approximately $371 to $396 per share, as per a Form 4 filing with the Securities and Exchange Commission (SEC) released on Monday. This brings his indirect ownership to approximately 413 million shares.

Tesla shares jumped 6.6% to $421.95 on Monday.

Here are some other big stocks recording gains in today’s session.

• Robo.ai Inc. (NASDAQ:AIIO) shares jumped 25.7% to $1.8350. Robo.ai announced that it has signed a final joint venture agreement with JW Group and Ferox Investments L.L.C. to establish Robo.ai Industrial City in Dubai Industrial City.
• Rezolve AI PLC (NASDAQ:RZLV) gained 17.7% to $7.96.
• Rambus Inc. (NASDAQ:RMBS) rose 13% to $97.23. Baird analyst Tristan Gerra maintained Rambus with an Outperform and raised the price target from $90 to $120.
• Telesat Corporation (NASDAQ:TSAT) rose 13% to $25.25. Telesat announced equity distribution of Telesat Lightspeed business.
• Bitfarms Ltd. (NASDAQ:BITF) rose 13% to $2.5185 after gaining 9% on Friday.
• Figure Technology Solutions, Inc. (NASDAQ:FIGR) gained 11.4% to $36.19.
• Wolfspeed, Inc. (NYSE:WOLF) rose 11.4% to $2.6050.
• Angel Studios, Inc. (NYSE:ANGX) gained 10.6% to $14.51.
• iHeartMedia, Inc. (NASDAQ:IHRT) gained 10.6% to $2.8650.
• Opendoor Technologies Inc. (NASDAQ:OPEN) surged 8.6% to $9.84.
• Pony AI Inc. (NASDAQ:PONY) rose 8.6% to $16.28.
• Lemonade, Inc. (NYSE:LMND) shares rose 7.5% to $56.50.
• Seagate Technology Holdings plc (NASDAQ:STX) gained 7.5% to $210.60.
• SoundHound AI, Inc. (NASDAQ:SOUN) rose 5% to $14.82.

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Posted In: AIIO ANGX BITF FIGR IHRT LMND OPEN PONY RMBS RZLV SOUN STX TSAT TSLA WOLF