The star of films such as Ted, Friends With Benefits and the TV series That 70s Show told CNBC in London: "I've just started investing in stocks, which is new for me."
"I'm an advocate of like, 'put things in the bank, put it in a CD (a certificate of deposit), lock it away, be safe.' And I've been pushed kind of forward to take chances, and I'm learning a little bit about the stock market and companies," she said.
Kunis declined to name specific stocks that have caught her attention, but said that she's been educating herself on "Internet-based companies." (It should be noted that Kunis is currently dating Ashton Kutcher, who’s
well-known for investing in Internet companies himself and even has a venture
Her words sparked a lively response on Twitter. Financial Acrobat, a trader and tweeter of financial news, warned that it could be a contrarian signal.
"When people like @FoxonStocks and @RealMilaKunis start talking stocks, we are normally at the very end of a bull market."
Kunis' move comes as the Dow Jones (Dow Jones Global Indexes: .DJI) reached an all-time high and logged its first 10th-straight winning streak since 1996 at the close on Thursday. The S&P 500 (^GSPC) remains within a hair's breadth of its own record.
Kunis, however, remained coy about what stocks she's investing in, responding with a firm "no" when asked what her portfolio consisted of.
(Read More: How Soon Will the S&P Hit 1,600? )
Barry Ritholtz, director of equity research at Fusion IQ, tweeted that he was glad she was sticking with her movie career.
"If she was giving up acting to become a daytrader, we'd have great contrary indicator!"
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