Neuralink logo and Elon Musk photo are seen in this illustration taken, December 19, 2022. Yet Musk, Neuralink's CEO, downplayed investor concerns about the results of its animal testing, the letter said. Musk wrote that "no monkey has died as a result of a Neuralink implant," in a post to his social media site, X, on Sept. 10. Neuralink did not respond to requests for comment on the letter to the SEC. As a result, Musk's statement "may have violated" SEC rules in denying a connection, the lawmakers wrote.

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Persons: Elon, Dado Ruvic, Elon Musk, Earl Blumenauer of, Jim McGovern, Barbara Lee, Tony Cardenas, Musk, Neuralink, Marisa Taylor, Michele Gershberg, Marguerita Choy Organizations: REUTERS, U.S, Securities and Exchange Commission, Democratic, Reps, Massachusetts, SEC, Reuters, U.S . Food, Drug Administration, Thomson Locations: Earl Blumenauer of Oregon, Tony Cardenas of California