Derrell Porter Insider Trading

General | Insider Transactions | Monthly Overview

Address: C/O ATARA BIOTHERAPEUTICS, INC. 611 GATEWAY BOULEVARD, SUITE 900 SOUTH SAN FRANCISCO 94080 CA

Companies in which Derrell Porter is an Insider

Atara Biotherapeutics, Inc.

Trading Symbol: ATRA
Industry: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
Position of Derrell Porter: SVP, Head of Global Commercial
Holdings: 31,688 shares
Current Value: $476,904
Latest Transaction: Mar 27 2019
$ATRA Market Capitalization: $434.34M
$ATRA Previous Close: $15.05

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions

Latest Insider Trading Transactions of Derrell Porter

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Mar 27 2019	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Grant	A	0.00	10,000	0	31,688	21.7 K to 31.7 K (+46.11 %)
Feb 19 2019	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Option Exercise	M	14.30	4,000	57,200	109,666
Feb 19 2019	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Sell	S	40.00	5,909	236,360	21,688	27.6 K to 21.7 K (-21.41 %)
Feb 19 2019	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Buy	M	14.30	4,000	57,200	27,597	23.6 K to 27.6 K (+16.95 %)
May 16 2018	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Option Exercise	M	14.30	16,334	233,576	113,666
May 16 2018	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Sell	S	45.02	16,334	735,357	12,500	28.8 K to 12.5 K (-56.65 %)
May 16 2018	ATRA	Atara Biotherapeut ...	Porter Derrell	SVP, Head of Global ...	Buy	M	14.30	16,334	233,576	28,834	12.5 K to 28.8 K (+130.67 %)

View all Derrell Porter insider transactions.