Diane Duren

(Ms. Diane Duren)

Currently holds a position at U.S. Silica Holdings Inc

Positions

Position Company Period
Independent Director U.S. Silica Holdings Inc Aug. 17, 2017 -
Senior Vice President, Corporate Secretary Union Pacific Corp Nov. 17, 2016 - Feb. 28, 2017
Executive Vice President and Corporate Secretary of UPC and the Railroad Union Pacific Corp March 1, 2013 - Nov. 17, 2016
Executive Vice President of UPC and the Railroad Union Pacific Corp Oct. 1, 2012 - March 1, 2013
Diane Duren's trades of U.S. Silica Holdings Inc's stock


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2022-12-19 2022-12-16
S Sale
16,089 -16.5%
11.43
USD 183,897 		16,089 -16.5% 11.43 USD 183,897
2016-11-21 2016-11-18
PS Planned sale
2,840 -2.2%
98.98
USD 281,103 		2,840 -2.2% 98.98 USD 281,103
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