13G Filing: Balyasny Asset Management Reveals Large Stake in Dean Foods Co (DF)

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A new 13G filing has been submitted to the SEC by Dmitry Balyasny‘s Balyasny Asset Management, in relation to the investor’s position in Dean Foods Co (NYSE:DF). The filing reveals the latest share ownership information of all relevant parties and subsidiaries of the investor, which you can see embedded in the table below. All told, Mr. Balyasny now holds 4.86 million shares of Dean Foods, a huge step up from the mere 20,034 shares that he reported owning as of September 30.

You can access the original SEC filing by clicking here.

Ownership Summary Table

Name Sole Voting Power Shared Voting Power Sole Dispositive Power Shared Dispositive Power Aggregate Amount Owned Power Percent of Class
Atlas Master Fund, Ltd. 1,115,044 1,115,044 1,115,044 1.22%
Atlas Global, 1,115,044 1,115,044 1,115,044 1.22%
Atlas Global Investments, Ltd. 1,115,044 1,115,044 1,115,044 1.22%
Atlas Institutional Fund, 1,115,044 1,115,044 1,115,044 1.22%
Atlas Institutional Fund, Ltd. 1,115,044 1,115,044 1,115,044 1.22%
Atlas Institutional Fund II, 1,115,044 1,115,044 1,115,044 1.22%
Atlas Institutional Fund II, Ltd. 1,115,044 1,115,044 1,115,044 1.22%
Atlas Global Japan Unit Trust 1,115,044 1,115,044 1,115,044 1.22%
Atlas Enhanced Master Fund, Ltd. 3,394,236 3,394,236 3,394,236 3.72%
Atlas Enhanced Fund, 3,394,236 3,394,236 3,394,236 3.72%
Atlas Enhanced Fund, Ltd. 3,394,236 3,394,236 3,394,236 3.72%
Atlas Fundamental Trading Master Fund, Ltd. 179,609 179,609 179,609 0.20%
Atlas Fundamental Trading Fund, Ltd. 179,609 179,609 179,609 0.20%
Atlas Fundamental Trading Fund, 179,609 179,609 179,609 0.20%
Lyxor Balyasny Atlas Enhanced Fund Limited 158,413 158,413 158,413 0.17%
Atlas Quantitative Trading Fund, Ltd. 14,053 14,053 14,053 0.02%
Balyasny Asset Management 4,861,355 4,861,355 4,861,355 5.32%
Dmitry Balyasny 4,861,355 4,861,355 4,861,355 5.32%

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SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

DEAN FOODS CO

(Name of Issuer)

COMMON STOCK

(Title of
Class of Securities)

242370203

(CUSIP Number)

February 2, 2016

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to
designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b)

x Rule 13d-1(c)

¨ Rule 13d-1(d)

The information required on the remainder of this cover page shall not be deemed to be filed for the purpose of Section 18 of the Securities
Exchange Act of 1934 (Act) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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