UPDATE 1-M. Stanley places 6 mln Persimmon shares - sources

* Placing at 428-435 pence per share

* Persimmon shares closed at 441 pence

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LONDON, Oct 5 (Reuters) - Morgan Stanley (MS.N) has placed 6 million shares in British housebuilder Persimmon (PSN.L) at 428-435 pence, sources familiar with the deal said on Monday.

At the mid-point of that range, the sale would be worth 26 million pounds ($41.4 million), representing a 2.2 percent discount to Persimmon's closing price.

The York-based housebuilder is one of the country's biggest by market value. (Reporting by Daisy Ku, Simon Falush and Atul Prakash; Editing by Dan Lalor) ($1 = 0.6279 pound)