AST SpaceMobile, Inc. (NASDAQ:ASTS – Get Free Report) was the target of some unusual options trading activity on Wednesday. Investors purchased 102,118 call options on the company. This is an increase of 24% compared to the average daily volume of 82,099 call options.

Oppenheimer & Co. Inc. raised its stake in Palantir Technologies Inc. (NYSE:PLTR – Free Report) by 19.2% in the 3rd quarter, according to its most recent 13F filing with the Securities and Exchange Commission. The institutional investor owned 541,567 shares of the company’s stock after acquiring an additional 87,062 shares during the quarter. Oppenheimer & Co. Inc.’s holdings in Palantir Technologies were worth $20,146,000 as of its most recent filing with the Securities and Exchange Commission.

Shares of Nu Holdings Ltd. (NYSE:NU – Get Free Report) dropped 0.7% during trading on Wednesday . The stock traded as low as $15.69 and last traded at $15.73. Approximately 8,109,671 shares traded hands during mid-day trading, a decline of 74% from the average daily volume of 31,782,705 shares. The stock had previously closed at $15.84.

Coinbase Global, Inc. (NASDAQ:COIN) traded down 1.7% on Wednesday after an insider sold shares in the company. The stock traded as low as $307.41 and last traded at $313.66. 9,811,332 shares changed hands during trading, a decline of 9% from the average session volume of 10,827,417 shares. The stock had previously closed at $319.13.

Shares of The Procter & Gamble Company (NYSE:PG – Get Free Report) were up 0.2% on Tuesday . The stock traded as high as $167.06 and last traded at $166.29. Approximately 1,426,994 shares changed hands during mid-day trading, a decline of 79% from the average daily volume of 6,641,031 shares. The stock had previously closed at $166.03.

Micron Technology, Inc. (NASDAQ:MU – Get Free Report) traded down 3.3% during trading on Monday . The stock traded as low as $107.30 and last traded at $108.20. 4,278,195 shares traded hands during trading, a decline of 80% from the average session volume of 21,675,309 shares. The stock had previously closed at $111.90.

Shares of Astera Labs, Inc. (NASDAQ:ALAB – Get Free Report) traded down 7.9% during mid-day trading on Monday after an insider sold shares in the company. The stock traded as low as $90.56 and last traded at $91.47. 2,768,253 shares traded hands during trading, a decline of 8% from the average session volume of 2,996,240 shares. The stock had previously closed at $99.30.

Pfizer Inc. (NYSE:PFE – Get Free Report)’s share price was down 0.3% during trading on Monday . The company traded as low as $26.61 and last traded at $26.63. Approximately 10,115,846 shares changed hands during mid-day trading, a decline of 73% from the average daily volume of 37,457,648 shares. The stock had previously closed at $26.72.

Viking Therapeutics, Inc. (NASDAQ:VKTX – Get Free Report) fell 2.2% during trading on Monday following insider selling activity. The stock traded as low as $66.18 and last traded at $66.97. 1,007,703 shares changed hands during mid-day trading, a decline of 78% from the average session volume of 4,488,377 shares. The stock had previously closed at $68.48.

SoundHound AI, Inc. (NASDAQ:SOUN – Get Free Report) shares were up 0.7% during trading on Monday . The company traded as high as $7.56 and last traded at $7.25. Approximately 30,885,498 shares changed hands during mid-day trading, a decline of 9% from the average daily volume of 33,915,832 shares. The stock had previously closed at $7.20.