自社株取引日	役員・従業員名	役員・従業員の役職	株式の種類	売却／購入	株数	株価
2017-09-06	DORCHESTER, MINERALS OPERATING LP	Entity Under Common Control	普通株式	購入	2,300	$14.50
2017-09-06	DORCHESTER, MINERALS OPERATING LP	Entity Under Common Control	普通株式	購入	2,900	$14.45
2017-08-21	MORIYAMA, LESLIE A	Chief Financial Officer	普通株式	購入	1,260	$14.16
2017-06-30	RALEY, JAMES E	Director, Vice Chairman	普通株式	購入	19,252	$14.98
2017-06-30	ALLEN, H C JR	Director	普通株式	購入	19,252	$14.98
2017-06-30	MORIYAMA, LESLIE A	Chief Financial Officer	普通株式	購入	6,417	$14.98
2017-06-30	VAUGHN, ROBERT C	Director	普通株式	購入	51,339	$14.98
2017-06-30	ROCHELLE, MARTHA	Director	普通株式	購入	64,174	$14.98
2017-06-30	EHRMAN, BRADLEY J	Chief Operating Officer	普通株式	購入	3,208	$14.98
2017-06-30	MCMANEMIN, WILLIAM CASEY	Director, Chief Executive Officer	普通株式	購入	150,808	$14.98
2017-03-09	EHRMAN, BRADLEY J	Chief Operating Officer	普通株式	購入	1,132	$16.05
2017-03-09	EHRMAN, BRADLEY J	Chief Operating Officer	普通株式	購入	695	$16.05
2016-12-19	MORIYAMA, LESLIE A	Chief Financial Officer	普通株式	購入	470	$17.65
2016-12-16	MORIYAMA, LESLIE A	Chief Financial Officer	普通株式	購入	100	$16.90
2016-12-01	EHRMAN, BRADLEY J	Chief Operating Officer	普通株式	購入	2,500	$16.65
2016-12-01	EHRMAN, BRADLEY J	Chief Operating Officer	普通株式	売却	670	$16.65
2016-12-01	DORCHESTER, MINERALS OPERATING LP	Entity Under Common Control	普通株式	売却	19,007	$0.00
2016-12-01	MORIYAMA, LESLIE A	Chief Financial Officer	普通株式	購入	2,500	$16.65