J Donald Listwin

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
(CALX) $50.94 10,000 Director 310,000 2022-02-04 Filing
(CALX) $74.36 23 Director 800,000 2021-11-04 Filing
(CALX) $60.00 15,000 Director 799,977 2021-10-28 Filing
(CALX) $35.75 20,000 Director 300,000 2021-02-09 Filing
(CALX) $22.53 20,000 Director 797,477 2020-11-10 Filing
(CALX) $20.40 21,936 Director 285,000 2020-08-26 Filing
(CALX) $19.82 5,109 Director 263,064 2020-08-25 Filing
(CALX) $19.98 22,955 Director 257,955 2020-08-24 Filing
(CALX) $21.00 15,000 Director 792,477 2020-08-03 Filing
(CALX) $12.11 30,000 Director 765,000 2020-05-01 Filing
(CALX) $10.20 10,000 Director 235,000 2020-02-18 Filing
(CALX) $10.20 10,000 Director 735,000 2020-02-18 Filing
(CALX) $7.97 25,000 Director 225,000 2019-10-28 Filing
(CALX) $5.96 16,352 Director 750,000 2019-08-05 Filing
(CALX) $6.40 19,180 Director 733,648 2019-07-29 Filing
(CALX) $6.72 15,000 Director 693,320 2019-05-13 Filing
(CALX) $8.04 12,500 Director 678,320 2019-02-14 Filing
(CALX) $9.80 12,500 Director 680,820 2018-11-08 Filing
(CALX) $6.88 12,500 Director 668,320 2018-08-10 Filing
VMEM $0.49 500,000 Director 2,836,000 2016-05-31 Filing