On February 17, 2026, Portolan Capital Management made a significant investment in Baidu (NASDAQ:BIDU) by adding 259,101 shares in the fourth quarter. This acquisition amounted to an estimated $32.16 million based on the average pricing during the quarter.
According to a SEC filing dated February 17, 2026, Portolan Capital Management increased its stake in Baidu by 259,101 shares, reflecting a transaction value of $32.16 million. The quarter-end value of the position rose by $33.85 million, indicating both trading activity and share price appreciation.
This new buy has brought the Baidu stake to 1.85% of reported AUM as of December 31, 2025. The top fund holdings after the filing include NASDAQ:TTMI at $79.12 million (4.2% of AUM), NYSE:MOD at $71.55 million (3.8% of AUM), NASDAQ:CSTL at $67.28 million (3.6% of AUM), NYSE:CLS at $50.93 million (2.7% of AUM), and NASDAQ:AKAM at $45.75 million (2.5% of AUM).
As of February 17, 2026, BIDU shares were priced at $118.38, marking a 36% increase over the past year, significantly outperforming the S&P 500’s 16% gain during the same period.
Baidu is a prominent internet platform company in China that leverages its core search, cloud, and artificial intelligence capabilities for growth. The company generates revenue primarily from Baidu Core (search, feed, AI, cloud) and iQIYI (online entertainment) services, targeting both businesses and consumers in China.
Baidu closed 2025 with approximately $18.5 billion in annual revenue, driven by AI-related services and cloud offerings. The company’s focus on AI and cloud infrastructure positions it for future growth, with the potential to evolve into a broader platform beyond its legacy search business.
For long-term investors, the key lies in Baidu’s execution of its AI and cloud strategy. If successful, the company could establish durable revenue streams and solidify its position in China’s digital economy.
In conclusion, Baidu’s recent investment by Portolan Capital Management highlights the company’s potential for growth and transformation in the evolving tech landscape. Investors should keep an eye on Baidu’s strategic moves and performance in the AI and cloud sectors to assess its long-term prospects.

