Nvidia-linked stocks mixed again in premarket trading Tuesday After Nvidia disclosed stakes. Recursion Pharmaceuticals rose 11%; WeRide rose 6%; Nebius Group and Innoviz Technologies rose 5%; Nano-X Imaging and SoundHound AI rose 2%; Serve Robotics fell 5%.

Artificial intelligence chipmaker Nvidia disclosed in a regulatory filing Friday that it sold off three tech stocks and added stakes in two others in the fourth quarter. Nvidia stock rose on Friday.

In its form 13F-HR with the U.S. Securities and Exchange Commission, Nvidia revealed that it had sold its stakes in Nano-X Imaging (NNOX), Serve Robotics (SERV) and SoundHound AI (SOUN). It also trimmed its position in Arm Holdings (ARM).

Nvidia said it added new stakes in Nebius Group (NBIS) and WeRide (WRD).

Meanwhile, it maintained its investments in Applied Digital (APLD) and Recursion Pharmaceuticals (RXRX).

Here is their performance on Friday:

Berkshire-linked stocks also mixed in premarket trading Tuesday. Constellation rose 9%; Occidental rose 2%; Sirius XM and Domino's Pizza rose 1%; Nu Holdings fell 3%; Citigroup fell 1%.

Berkshire Hathaway (NYSE:BRK.B) (BRK.A), the investment giant run by the legendary Warren Buffett, took a new position in Constellation Brands (NYSE:STZ) and closed positions in two S&P 500 ETFs. The company also continued to pare its stake in Bank of America (NYSE:BAC), one of its longest held stocks, along with two other megabanks.

The Omaha-based company acquired 5.62M shares of Constellation Brands (NYSE:STZ) with a value of $1.24B at the end of Q4 2024, according to its latest 13F.

It exited investments in SPDR S&P 500 ETF (NYSEARCA:SPY) and Vanguard S&P 500 ETF (VOO), which together had a total value of $45M at the end of Q3 2024. It also closed out its stake in Ulta Beauty (ULTA), another small investment for the company.

The company trimmed its stakes in Bank of America (NYSE:BAC) to 680.2M shares, with a value of $29.9B at Dec. 31, 2024; from 797.7M; Nu Holdings (NU) to 40.2M (value $416.3M) from 56.4M; Citigroup (C) to 14.6M shares (value $1.03B) from 55.2M; and Capital One Financial (COF) to 7.45M shares (value ~$1.33B) from 9.10M shares.

It increased holdings in Sirius XM (SIRI) to 116.1M shares (value $2.68B) from ~105.2M; Occidental Petroleum to 264.2M shares (value $13.05B) as previously reported; and Domino's (DPZ) to 2.38M shares (value $999.9M) from ~1.28M.

It maintained its largest holding, Apple (AAPL) shares at 300M share which were valued at $75.1B at the end of the quarter. A stake in another of its largest holdings, American Express (AXP) also remained unchanged at 151.6M shares, valued at ~$45.0B, according to the filing.