Shares of Kraft Heinz (KHC) - Get Report  declined Tuesday after one of its biggest shareholders disclosed that it has again trimmed its stake in the food company.

3G Capital Partners, the Brazilian private-equity giant founded by Jorge Paulo Lemann, disclosed on Tuesday that it sold 25.1 million shares at a price of $28.44 per share, bring its stake down about 9% to 245 million shares.

The private-equity firm is the company's second largest shareholder after Warren Buffett's Berkshire Hathaway (BRK.A) - Get Report .

After the sale, 3G Capital still holds a 20% stake in Kraft Heinz. 

Shares of Kraft Heinz hit a record low on Aug. 28 amid disclosure of an accounting probe into the company's prior earnings reports, and remain down more than 31% this year.

The stock was down 4.29% at $28.35 in early trading on Tuesday.