Cathie Wood Bets on AI Chips: ARK Buys AMD and TSMC as Kratos Defense Gets Axed

TLDR

• Cathie Wood’s ARK Invest bought 4,844 AMD shares worth $1.10 million and 5,542 TSMC shares worth $1.89 million on January 16, 2026
• ARK purchased 34,420 Oklo shares valued at $3.15 million, showing increased interest in nuclear energy
• The firm sold 98,395 Kratos Defense shares totaling $12.26 million across ARKQ and ARKX ETFs
• ARK added 133,604 Pony AI shares worth $2.12 million and 25,511 Trimble shares valued at $2.00 million
• Wood’s firm trimmed positions in Unity Software and Intuit, selling shares worth $1.08 million and $550,697 respectively

Cathie Wood’s ARK Invest disclosed its trading activity for January 16, 2026. The firm made several purchases in semiconductor and clean energy stocks while reducing holdings in defense companies.

ARK bought 4,844 shares of Advanced Micro Devices for approximately $1.10 million. This adds to the firm’s position in the AI and high-performance computing sector.

Advanced Micro Devices, Inc., AMD

The investment firm also purchased 5,542 shares of Taiwan Semiconductor Manufacturing Company worth around $1.89 million. TSMC recently reported strong fourth quarter results with NT$505.74 billion in net income.

The company’s revenue increased 25.5% year-over-year to NT$1.046 trillion. This beat analyst expectations of NT$1.034 trillion. The results were driven by high demand for AI chips.

Clean Energy and Autonomous Driving Investments

ARK made a large purchase of Oklo stock through its ARKQ ETF. The firm acquired 34,420 shares valued at about $3.15 million. This represents growing interest in next-generation nuclear energy technology.

In the industrial technology space, ARK bought 25,511 shares of Trimble for roughly $2.00 million. The purchase aligns with the firm’s focus on automation and construction technology.

ARK continued building its position in autonomous driving companies. The firm purchased 133,604 shares of Pony AI worth $2.12 million.

Defense and Software Stock Sales

The largest sale was Kratos Defense and Security Solutions. ARK sold 98,395 shares across its ARKQ and ARKX ETFs totaling about $12.26 million.

This followed another Kratos sale earlier in the week. The moves signal a pullback from the defense stock.

ARK reduced its software holdings by selling 24,597 shares of Unity Software. The sale generated approximately $1.08 million through the ARKW ETF.

The firm also trimmed its Intuit position by selling 993 shares worth about $550,697. This was the second Intuit reduction during the week after selling 1,524 shares earlier.

The trading activity reflects ARK’s strategy of rotating between sectors. The firm increased exposure to semiconductors and clean energy while reducing defense and software positions.

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