4 2007-12-14 0 0001032033 SLM 0001065138 8obutun$ 12061 Bluemont Way Reston VA 20190 1 1 0 0 Chairman & CEO Common Stock 2007-12-14 4 S 0 100 27.4590 D 739665.0000 D Common Stock 2007-12-14 4 S 0 14800 27.4600 D 724865.0000 D Common Stock 2007-12-14 4 S 0 300 27.4650 D 724565.0000 D Common Stock 2007-12-14 4 S 0 8600 27.4700 D 715965.0000 D Common Stock 2007-12-14 4 S 0 2000 27.4750 D 713965.0000 D Common Stock 2007-12-14 4 S 0 100 27.4790 D 713865.0000 D Common Stock 2007-12-14 4 S 0 7900 27.4800 D 705965.0000 D Common Stock 2007-12-14 4 S 0 3700 27.4850 D 702265.0000 D Common Stock 2007-12-14 4 S 0 18000 27.4900 D 684265.0000 D Common Stock 2007-12-14 4 S 0 10800 27.4950 D 673465.0000 D Common Stock 2007-12-14 4 S 0 80100 27.5000 D 593365.0000 D Common Stock 2007-12-14 4 S 0 500 27.5050 D 592865.0000 D Common Stock 2007-12-14 4 S 0 100 27.5090 D 592765.0000 D Common Stock 2007-12-14 4 S 0 17400 27.5100 D 575365.0000 D Common Stock 2007-12-14 4 S 0 7700 27.5150 D 567665.0000 D Common Stock 2007-12-14 4 S 0 100 27.5190 D 567565.0000 D Common Stock 2007-12-14 4 S 0 28800 27.5200 D 538765.0000 D Common Stock 2007-12-14 4 S 0 700 27.5250 D 538065.0000 D Common Stock 2007-12-14 4 S 0 20400 27.5300 D 517665.0000 D Common Stock 2007-12-14 4 S 0 100 27.5330 D 517565.0000 D Common Stock 2007-12-14 4 S 0 600 27.5350 D 516965.0000 D Common Stock 2007-12-14 4 S 0 12000 27.5400 D 504965.0000 D Common Stock 2007-12-14 4 S 0 3500 27.5450 D 501465.0000 D Common Stock 2007-12-14 4 S 0 100 27.5480 D 501365.0000 D Common Stock 2007-12-14 4 S 0 100 27.5490 D 501265.0000 D Common Stock 2007-12-14 4 S 0 60500 27.5500 D 440765.0000 D Common Stock 2007-12-14 4 S 0 8000 27.5550 D 432765.0000 D Common Stock 2007-12-14 4 S 0 400 27.5580 D 432365.0000 D Common Stock 2007-12-14 4 S 0 300 27.5590 D 432065.0000 D Common Stock 2100.0000 I By Immediate Family This is form 7 of 10 for reporting Mr. Lord's transactions from December 14, 2007. By: Mary F. Eure (POA) 2007-12-18