8/19/22 16:30 | 8/18/22 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | S | -2,834 | 15.64 | 0 | -181 | -45 | 218 | D | | | | | | | | | | | | | | |
4/2/21 17:52 | 4/1/21 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | M.d | 0 | 0.00 | 0 | 6 | 2 | 317 | D | | | | | | | | | | | | | | |
12/10/20 16:14 | 12/10/20 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | S | -39 | 6.55 | 0 | -6 | -2 | 275 | D | | | | | | | | | | | | | | |
4/3/20 17:45 | 4/1/20 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | M.d | 0 | 0.00 | 0 | 9 | 3 | 281 | D | | | | | | | | | | | | | | |
3/23/20 17:41 | 3/23/20 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | P | 50 | 1.00 | 0 | 50 | 22 | 274 | D | | | | | | | | | | | | | | |
9/10/19 17:15 | 4/1/19 | SLCA | U.S. Silica Holdings, Inc. | TX | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | M.ad | 0 | 0.00 | 0 | 6 | 5 | 124 | D | | | | | | | | | | | | | | |
4/2/19 19:39 | 3/31/19 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | M.dm | 0 | 0.00 | 0 | 22 | 21 | 124 | D | | | | | | | | | | | | | | |
10/29/18 17:29 | 10/26/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | TX | O | EVP,COO | P | 28 | 13.98 | 0 | 2 | 4 | 47 | D | | | | | | | | | | | | | | |
6/5/18 16:05 | 6/1/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 0 | 0.00 | 0 | 3 | 8 | 45 | D | | | | | | | | | | | | | | |
5/14/18 16:19 | 3/31/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.dm | 0 | 0.00 | 0 | 16 | 60 | 43 | D | | | | | | | | | | | | | | |
2/14/18 21:35 | 2/12/18 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 0 | 0.00 | 0 | 3 | 10 | 32 | D | | | | | | | | | | | | | | |
6/5/17 16:21 | 6/1/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 128 | 38.25 | 0 | 3 | 12 | 30 | D | | | | | | | | | | | | | | |
4/4/17 16:18 | 3/31/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 629 | 47.99 | 33 | 13 | 84 | 29 | D | 35 | 114 | 1 | -17 | -19 | 7 | 4 | -2 | -3 | 4 | -24 | | | |
2/14/17 16:58 | 2/11/17 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.dm | 248 | 57.69 | 33 | 4 | 25 | 22 | D | 107 | 261 | 51 | 24 | 2 | -1 | 0 | 3 | -3 | -3 | -22 | | | |
8/23/16 16:36 | 8/19/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 917 | 14.31 | 33 | 64 | | 19 | D | -33 | 98 | 151 | 51 | 14 | 20 | 6 | 0 | -5 | -2 | 10 | 10 | 45 | |
8/23/16 16:36 | 8/19/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | S.d | -2,693 | 42.00 | 33 | -64 | -77 | 19 | D | -33 | 98 | 151 | 51 | 14 | 20 | 6 | 0 | -5 | -2 | 10 | 10 | 45 | |
8/22/16 17:31 | 8/18/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | M.d | 1 | 10.33 | 33 | 0 | 1 | 19 | D | -32 | 94 | 138 | 57 | 20 | 28 | 10 | 4 | 0 | -4 | 6 | 10 | 41 | |
8/22/16 17:31 | 8/18/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | EVP,COO | S.d | -5 | 42.00 | 33 | 0 | -1 | 19 | D | -32 | 94 | 138 | 57 | 20 | 28 | 10 | 4 | 0 | -4 | 6 | 10 | 41 | |
6/3/16 13:33 | 6/1/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.d | 97 | 29.02 | 33 | 3 | 22 | 19 | D | -42 | -6 | 35 | 40 | 12 | 16 | 8 | 2 | 7 | 17 | 21 | 33 | 72 | |
3/15/16 16:59 | 3/14/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.d | 29 | 21.06 | 33 | 1 | 8 | 18 | D | -38 | -27 | 19 | 1 | 18 | 29 | 0 | 6 | 3 | 11 | 13 | 58 | 104 | 115 |
2/16/16 16:26 | 2/11/16 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.dm | 68 | 15.89 | 31 | 4 | 35 | 17 | D | -43 | -43 | -36 | -14 | -14 | -1 | -9 | 1 | 11 | 11 | 26 | 57 | 141 | 262 |
3/17/15 16:29 | 3/14/15 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.d | 0 | 0.00 | 33 | 1 | 10 | 15 | D | 35 | -19 | -58 | 9 | 14 | -7 | -12 | -9 | 5 | 15 | 37 | 9 | -38 | -29 |
2/13/15 15:22 | 2/11/15 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.d | 0 | 0.00 | 33 | 1 | 11 | 14 | D | 44 | -1 | -53 | -32 | 11 | 13 | 2 | -3 | 4 | 14 | 0 | 24 | -10 | -43 |
12/29/14 09:51 | 12/24/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | P | 29 | 26.65 | 33 | 1 | 9 | 13 | D | 62 | -22 | -52 | -59 | -37 | -15 | 7 | -3 | 1 | -4 | -4 | 37 | 12 | -27 |
3/20/14 10:50 | 3/18/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | M.d | 919 | 14.30 | 33 | 64 | | 13 | D | 98 | 63 | 47 | 13 | 36 | 13 | 1 | 3 | -2 | -2 | 16 | 49 | 98 | -17 |
3/20/14 10:50 | 3/18/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,COO | S.d | -2,377 | 37.00 | 33 | -64 | -83 | 13 | D | 98 | 63 | 47 | 13 | 36 | 13 | 1 | 3 | -2 | -2 | 16 | 49 | 98 | -17 |
3/18/14 16:42 | 3/14/14 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP,Chief | M.d | 0 | 0.00 | 33 | 1 | 12 | 13 | D | 116 | 69 | 45 | 11 | 31 | 14 | 3 | 2 | -1 | -3 | 11 | 40 | 83 | -22 |
5/14/12 20:15 | 5/11/12 | SLCA | U.S. Silica Holdings, Inc. | DE | Mining | IndMn | Mining & Quarrying of Nonmeta | Winkler Michael L | MD | O | VP of Op | P | 15 | 14.54 | 6 | 1 | New | 1 | D | | | | -18 | -33 | -14 | -24 | -10 | -3 | -10 | -14 | -20 | 14 | 68 |