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Siewers David

Insider CIK 1676906 · SELB Chief Financial Officer

Track record PRO

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Track record
See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.
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Trades across companies

TickerCodeTradeFiledSharesPriceValueOwned after
SELB SELECTA BIOSCIENCES INC M Exercise deriv2017-09-202017-09-222,194— $00SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise deriv2017-09-202017-09-2214,230— $05,000SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise2017-09-202017-09-222,194$0.63 $1.4K2,194SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-09-202017-09-222,194$20.00 $43.9K0SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise2017-09-202017-09-2214,230$0.63 $9.0K14,230SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-09-202017-09-2214,230$20.00 $284.6K0SEC↗
SELB SELECTA BIOSCIENCES INC A Award deriv2017-07-072017-07-1120,000— $020,000SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise deriv2017-06-302017-07-057,420— $02,194SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise2017-06-302017-07-057,420$0.63 $4.7K7,420SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-06-302017-07-057,420$20.00 $148.4K0SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise deriv2017-06-292017-06-303,846— $00SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise deriv2017-06-292017-06-305,770— $09,614SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-06-292017-06-309,616$20.00 $192.3K36SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise2017-06-292017-06-303,846$0.47 $1.8K3,882SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-06-292017-06-3036$20.00 $7200SEC↗
SELB SELECTA BIOSCIENCES INC M Exercise2017-06-292017-06-305,770$0.63 $3.6K9,652SEC↗
SELB SELECTA BIOSCIENCES INC S Sale2017-06-262017-06-286,886$20.00 $137.7K36SEC↗
SELB SELECTA BIOSCIENCES INC A Award deriv2016-06-212016-06-2333,888— $033,888SEC↗