Keith Leonard

(Mr. Keith Leonard Jr.)

Currently holds positions in Sienna Biopharmaceuticals Inc, UNITY Biotechnology Inc and Intuitive Surgical Inc

Positions

Position Company Period
Chairman of the Board Sienna Biopharmaceuticals Inc Jan. 1, 2016 -
Chairman of the Board UNITY Biotechnology Inc March 30, 2020 -
Independent Director Intuitive Surgical Inc Feb. 8, 2016 -
Chairman of the Board, Chief Executive Officer UNITY Biotechnology Inc Oct. 27, 2016 - March 30, 2020
Executive Chairman of the Board UNITY Biotechnology Inc None -
Keith Leonard's trades of Sienna Biopharmaceuticals 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
2020-02-13 2020-02-13
PS Planned sale
1,545 -82.3%
600.00
USD 927,000 		1,545 -82.3% 600.00 USD 927,000
2019-02-26 2019-02-22
B Purchase
100,000 +inf%
2.50
USD 250,000 		100,000 +inf% 2.50 USD 250,000
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