4/3/20 17:42 | 4/1/20 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | TX | O | P | M.d | 0 | 0.00 | 0 | 4 | 2 | 195 | D | | | | | | | | | | | | | | |
4/2/19 19:34 | 3/31/19 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | TX | O | EVP,Chie | M.dm | 0 | 0.00 | 0 | 17 | 23 | 92 | D | | | | | | | | | | | | | | |
2/14/19 21:17 | 11/5/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | TX | O | EVP,Chie | M.d | 0 | 0.00 | 0 | 12 | 17 | 83 | D | | | | | | | | | | | | | | |
10/2/18 20:35 | 9/28/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | P | 28 | 18.96 | 0 | 2 | 9 | 19 | D | | | | | | | | | | | | | | |
6/5/18 16:05 | 6/1/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 0 | 0.00 | 0 | 2 | 17 | 17 | D | | | | | | | | | | | | | | |
5/14/18 16:14 | 3/31/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.dm | 0 | 0.00 | 0 | 12 | 388 | 16 | D | | | | | | | | | | | | | | |
2/14/18 20:34 | 2/12/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 0 | 0.00 | 0 | 2 | 28 | 9 | D | | | | | | | | | | | | | | |
12/20/17 17:09 | 12/18/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | S.m | -666 | 34.15 | 0 | -20 | -71 | 8 | D | | | | | | | | | | | | | | |
11/7/17 16:43 | 11/5/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 367 | 30.44 | 0 | 12 | 79 | 27 | D | | | | | | | | | | | | | | |
6/5/17 16:16 | 6/1/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 93 | 38.25 | 0 | 2 | 13 | 21 | D | | | | | | | | | | | | | | |
4/4/17 16:12 | 3/31/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 474 | 47.99 | 33 | 10 | 101 | 20 | D | 35 | 114 | 1 | -17 | -19 | 7 | 4 | -2 | -3 | 4 | -24 | | | |
11/8/16 17:24 | 11/5/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 527 | 43.73 | 33 | 12 | 999% | 13 | D | 15 | 133 | 97 | 20 | 10 | -4 | -1 | 10 | 7 | 1 | 21 | 23 | -14 | |
9/30/16 16:04 | 9/29/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 207 | 16.90 | 33 | 12 | | 6 | D | -25 | 225 | 99 | 32 | 10 | 11 | 5 | 6 | 1 | 3 | 1 | 23 | 3 | |
9/30/16 16:04 | 9/29/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | S.d | -562 | 45.81 | 33 | -12 | -66 | 6 | D | -25 | 225 | 99 | 32 | 10 | 11 | 5 | 6 | 1 | 3 | 1 | 23 | 3 | |
8/9/16 17:03 | 8/5/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | M.d | 85 | 16.90 | 33 | 5 | 351 | 6 | D | -32 | 75 | 129 | 68 | 27 | 10 | 13 | 5 | -2 | 2 | 9 | 13 | 43 | |
8/9/16 17:03 | 8/5/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | EVP,Chie | S.d | -335 | 39.05 | 33 | -9 | -57 | 6 | D | -32 | 75 | 129 | 68 | 27 | 10 | 13 | 5 | -2 | 2 | 9 | 13 | 43 | |
6/3/16 13:24 | 6/1/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Chief | M.d | 70 | 29.02 | 33 | 2 | 32 | 10 | D | -42 | -6 | 35 | 40 | 12 | 16 | 8 | 2 | 7 | 17 | 21 | 33 | 72 | |
3/15/16 16:56 | 3/14/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Chief | M.d | 26 | 21.06 | 33 | 1 | 15 | 9 | D | -38 | -27 | 19 | 1 | 18 | 29 | 0 | 6 | 3 | 11 | 13 | 58 | 104 | 115 |
2/16/16 16:21 | 2/11/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Chief | M.dm | 48 | 15.86 | 31 | 3 | 56 | 8 | D | -43 | -43 | -36 | -14 | -14 | -1 | -9 | 1 | 11 | 11 | 26 | 57 | 141 | 262 |
3/17/15 16:25 | 3/14/15 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 0 | 0.00 | 33 | 1 | 19 | 8 | D | 35 | -19 | -58 | 9 | 14 | -7 | -12 | -9 | 5 | 15 | 37 | 9 | -38 | -29 |
2/13/15 15:15 | 2/11/15 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 0 | 0.00 | 33 | 1 | 20 | 7 | D | 44 | -1 | -53 | -32 | 11 | 13 | 2 | -3 | 4 | 14 | 0 | 24 | -10 | -43 |
8/29/14 15:30 | 8/28/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 21 | 10.33 | 33 | 2 | 50 | 6 | D | 519 | 208 | 117 | 40 | 21 | 20 | 14 | 7 | 2 | -7 | -10 | -41 | -54 | -71 |
8/29/14 15:30 | 8/28/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S.d | -140 | 70.23 | 33 | -2 | -25 | 6 | D | 519 | 208 | 117 | 40 | 21 | 20 | 14 | 7 | 2 | -7 | -10 | -41 | -54 | -71 |
8/27/14 14:10 | 8/25/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.dm | 41 | 10.33 | 33 | 4 | 200 | 6 | D | 473 | 198 | 108 | 38 | 17 | 16 | 11 | 7 | 1 | 7 | -7 | -34 | -54 | -73 |
8/27/14 14:10 | 8/25/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S.dm | -265 | 66.28 | 33 | -4 | -40 | 6 | D | 473 | 198 | 108 | 38 | 17 | 16 | 11 | 7 | 1 | 7 | -7 | -34 | -54 | -73 |
8/21/14 12:31 | 8/20/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S | -180 | 62.60 | 33 | -3 | -32 | 6 | D | 416 | 186 | 106 | 29 | 14 | 13 | 5 | 5 | -1 | 7 | 10 | -31 | -48 | -65 |
3/18/14 16:30 | 3/14/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 0 | 0.00 | 33 | 1 | 14 | 10 | D | 116 | 69 | 45 | 11 | 31 | 14 | 3 | 2 | -1 | -3 | 11 | 40 | 83 | -22 |
10/3/13 12:05 | 10/1/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 16 | 16.90 | 26 | 1 | 12 | 9 | D | | 102 | 23 | 25 | 20 | 4 | 5 | 5 | 4 | 14 | 33 | 26 | 51 | 121 |
10/3/13 12:05 | 10/1/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S.d | -24 | 24.98 | 26 | -1 | -10 | 9 | D | | 102 | 23 | 25 | 20 | 4 | 5 | 5 | 4 | 14 | 33 | 26 | 51 | 121 |
9/10/13 13:23 | 9/9/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 159 | 16.90 | 22 | 9 | | 9 | D | | 110 | -7 | 16 | 1 | 11 | 6 | 5 | 1 | 3 | 18 | 44 | 46 | 166 |
9/10/13 13:23 | 9/9/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S.d | -235 | 24.98 | 22 | -9 | -51 | 9 | D | | 110 | -7 | 16 | 1 | 11 | 6 | 5 | 1 | 3 | 18 | 44 | 46 | 166 |
9/4/13 15:16 | 9/3/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | M.d | 169 | 16.90 | 21 | 10 | | 9 | D | | 105 | -4 | 17 | -1 | 2 | 2 | 0 | 0 | 7 | 13 | 51 | 49 | 212 |
9/4/13 15:16 | 9/3/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP,Strat | S.d | -235 | 23.52 | 21 | -10 | -53 | 9 | D | | 105 | -4 | 17 | -1 | 2 | 2 | 0 | 0 | 7 | 13 | 51 | 49 | 212 |
8/2/13 19:06 | 8/1/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.d | 169 | 16.90 | 33 | 10 | | 9 | D | | 145 | 13 | 10 | 9 | 0 | -5 | -8 | -2 | -1 | 3 | 41 | 32 | 152 |
8/2/13 19:06 | 8/1/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.d | -230 | 22.98 | 33 | -10 | -53 | 9 | D | | 145 | 13 | 10 | 9 | 0 | -5 | -8 | -2 | -1 | 3 | 41 | 32 | 152 |
7/23/13 18:18 | 7/19/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.dm | 80 | 10.33 | 27 | 8 | 595 | 9 | D | | 117 | 24 | 14 | 10 | 13 | 5 | 4 | -1 | 3 | -5 | 43 | 31 | 159 |
7/23/13 18:18 | 7/19/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.dm | -178 | 23.11 | 27 | -8 | -46 | 9 | D | | 117 | 24 | 14 | 10 | 13 | 5 | 4 | -1 | 3 | -5 | 43 | 31 | 159 |
7/22/13 19:30 | 7/18/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.d | 206 | 14.58 | 28 | 14 | | 9 | D | | 124 | 25 | 17 | 10 | 13 | 5 | 9 | 2 | 1 | -5 | 48 | 32 | 156 |
7/22/13 19:30 | 7/18/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.d | -322 | 22.79 | 28 | -14 | -61 | 9 | D | | 124 | 25 | 17 | 10 | 13 | 5 | 9 | 2 | 1 | -5 | 48 | 32 | 156 |
7/15/13 17:31 | 7/11/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.d | 14 | 16.90 | 27 | 1 | 10 | 9 | D | | 121 | 24 | -3 | 2 | 7 | 7 | 1 | -2 | 6 | 4 | 39 | 44 | 154 |
7/15/13 17:31 | 7/11/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.d | -20 | 22.98 | 27 | -1 | -9 | 9 | D | | 121 | 24 | -3 | 2 | 7 | 7 | 1 | -2 | 6 | 4 | 39 | 44 | 154 |
6/17/13 20:44 | 6/14/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.d | 38 | 10.33 | 31 | 4 | 70 | 9 | D | | 98 | 35 | -2 | -3 | -5 | 8 | -2 | 0 | -3 | 1 | 17 | 54 | 144 |
6/17/13 20:44 | 6/14/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.d | -80 | 21.55 | 31 | -4 | -29 | 9 | D | | 98 | 35 | -2 | -3 | -5 | 8 | -2 | 0 | -3 | 1 | 17 | 54 | 144 |
6/14/13 17:54 | 6/12/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | S.dm | -271 | 21.61 | 32 | -13 | -58 | 9 | D | | 104 | 44 | 0 | 6 | -1 | 8 | 2 | 2 | -3 | 5 | 19 | 57 | 143 |
6/14/13 17:54 | 6/12/13 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | VP of St | M.dm | 103 | 10.33 | 32 | 10 | | 9 | D | | 104 | 44 | 0 | 6 | -1 | 8 | 2 | 2 | -3 | 5 | 19 | 57 | 143 |
2/8/12 20:23 | 2/6/12 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Casper Bradford B | MD | O | V P of S | P | 9 | 17.00 | 33 | 1 | New | 1 | D | | | | | | | | 8 | 0 | -2 | -4 | -9 | -37 | 20 |