What is with all these 833 & 832 shares going through WMT...

What is with all these 833 & 832 shares going through WMT today??? I wish I knew what this meant!

Time S/P Buys/Sells
10:18:50 0.2 833
10:26:19 0.205 832
10:29:32 0.205 832
10:31:20 0.205 833
10:33:13 0.2 833
10:35:13 0.2 832
10:39:29 0.2 833
10:49:40 0.205 832
10:52:33 0.205 833
10:55:31 0.205 832
10:58:37 0.205 833
11:01:52 0.205 833
11:08:47 0.2 833
11:12:23 0.2 832
11:16:11 0.2 833
11:20:05 0.2 833
11:24:07 0.2 832
11:28:14 0.2 833
11:41:22 0.2 832
12:15:36 0.195 832
12:20:50 0.195 833
12:26:11 0.195 832
12:31:34 0.195 833
12:37:01 0.195 833
12:42:33 0.195 832
12:48:07 0.195 833
12:53:44 0.195 832
12:59:23 0.195 833
13:05:05 0.195 833

Cheers, Pie