And at Kronos Worldwide Inc (KRO), there was insider buying on Friday, by Director Glenn R.

FORBES: Tuesday 1/22 Insider Buying Report: BLK, KRO

The stock of another one of his publicly-traded subsidiaries, Kronos Worldwide, has dropped by 12% this year.

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Kronos Worldwide Inc is trading down about 0.1% on the day Tuesday.

FORBES: Tuesday 1/22 Insider Buying Report: BLK, KRO

I. du Pont de Nemours (DD) and Kronos Worldwide (KRO).

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