W James Preuninger

Insider Trading: Sales
Symbol Price Amount Total Value Remaining Holdings Date Form 4
AMBR $12.97 70,000 $907,900.00 2,285,054 2019-05-14 Filing
AMBR $9.51 41,560 $395,235.60 1,672,369 2019-02-20 Filing
AMBR $9.03 10,000 $90,300.00 1,671,057 2018-11-28 Filing
AMBR $8.96 10,000 $89,600.00 1,681,057 2018-11-27 Filing
AMBR $8.66 10,000 $86,600.00 1,691,057 2018-11-26 Filing
AMBR $8.65 20,000 $173,000.00 1,701,057 2018-11-21 Filing
AMBR $8.96 30,000 $268,800.00 1,721,057 2018-11-16 Filing
AMBR $8.52 10,000 $85,200.00 1,751,057 2018-08-21 Filing
AMBR $8.97 7,500 $67,275.00 1,761,057 2018-08-14 Filing
AMBR $8.88 12,500 $111,000.00 1,768,557 2018-08-13 Filing
AMBR $8.82 8,380 $73,911.60 1,781,057 2018-07-17 Filing
AMBR $9.65 15,000 $144,750.00 1,765,184 2018-05-17 Filing
AMBR $9.50 20,000 $190,000.00 1,780,184 2018-05-16 Filing
AMBR $9.35 15,000 $140,250.00 1,800,184 2018-05-15 Filing
AMBR $7.56 36,609 $276,764.04 1,815,184 2017-09-15 Filing
AMBR $7.75 5,929 $45,949.75 1,851,793 2017-09-13 Filing
AMBR $7.75 10,300 $79,825.00 1,857,722 2017-09-12 Filing
AMBR $7.75 3,100 $24,025.00 1,868,022 2017-09-11 Filing
AMBR $7.75 6,100 $47,275.00 1,871,122 2017-09-08 Filing
AMBR $8.00 7,962 $63,696.00 1,877,222 2017-09-07 Filing