A. Gregory Lang

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
NG $5.75 42,641 139,059 2019-07-02 Filing
NG $4.36 66,793 120,480 2019-06-13 Filing
NG $3.84 65,039 1,654,015 2018-12-17 Filing
NG $3.79 42,117 1,631,026 2018-12-14 Filing
NG $3.94 44,099 1,608,327 2018-12-13 Filing
NG $3.93 43,768 1,584,554 2018-12-12 Filing
NG $3.93 87,822 1,560,919 2018-12-10 Filing
NG $3.80 41,568 1,604,327 2018-12-07 Filing
NG $3.78 47,636 1,581,865 2018-12-04 Filing
NG $3.73 61,087 1,559,643 2018-12-03 Filing
NG $3.86 20,444 1,360,784 2018-11-19 Filing
NG $3.97 33,283 1,338,203 2018-11-09 Filing
NG $4.15 34,254 1,326,518 2018-11-05 Filing
NG $4.07 10,901 1,314,279 2018-10-31 Filing
NG $4.18 11,836 1,302,233 2018-10-30 Filing
NG $3.84 5,778 1,326,821 2017-12-04 Filing
NG $3.85 5,528 1,321,127 2017-11-21 Filing
NG $3.83 1,000 1,315,680 2017-11-17 Filing
NG $3.83 4,346 1,316,680 2017-11-17 Filing
NG $4.09 7,300 1,310,414 2017-11-09 Filing