Di Yao

Portfolio Manager, Analyst

Mr. Yao is the Portfolio Manager of Putnam's Global Technology strategies. In addition, he is an Analyst in Putnam's Equity Research group, focusing on the non-U.S. technology sector. Mr. Yao is responsible for conducting fundamental analysis, developing insights on material sustainability issues, assessing valuations of companies in the semiconductor and hardware industries, and making buy/sell recommendations. Previously at Putnam, Mr. Yao was a Programmer Analyst in the Equity Research group. He has been in the investment industry since he joined Putnam in 2005.

Funds managed

Putnam Global Technology Fund

Blog posts

The future is happening faster now


We rarely see as much disruption as we have seen in 2020, and we believe this offers investment opportunities.

Implications of the Huawei export ban


With Huawei blocked by the U.S. Commerce Department from buying U.S. technology, we discuss ramifications on the technology sector and how the ban may end.