Price hub Trade dateERCOT North 345KV Peak 1/2/2015 01/05/15 01/05/15 40ERCOT North 345KV Peak 1/5/2015 01/06/15 01/06/15 29.5ERCOT North 345KV Peak 1/7/2015 01/08/15 01/08/15 43ERCOT North 345KV Peak 1/8/2015 01/09/15 01/09/15 31ERCOT North 345KV Peak 1/9/2015 01/12/15 01/12/15 28.75ERCOT North 345KV Peak 1/12/2015 01/13/15 01/13/15 29ERCOT North 345KV Peak 1/13/2015 01/14/15 01/14/15 31ERCOT North 345KV Peak 1/14/2015 01/15/15 01/15/15 30ERCOT North 345KV Peak 1/15/2015 01/16/15 01/16/15 29.5ERCOT North 345KV Peak 1/16/2015 01/19/15 01/19/15 26.25Indiana Hub RT Peak 1/2/2015 01/05/15 01/05/15 39.75Indiana Hub RT Peak 1/5/2015 01/06/15 01/06/15 39Indiana Hub RT Peak 1/6/2015 01/07/15 01/07/15 49.15Indiana Hub RT Peak 1/7/2015 01/08/15 01/08/15 50Indiana Hub RT Peak 1/8/2015 01/09/15 01/09/15 43Indiana Hub RT Peak 1/9/2015 01/12/15 01/12/15 35.05Indiana Hub RT Peak 1/12/2015 01/13/15 01/13/15 37.4Indiana Hub RT Peak 1/13/2015 01/14/15 01/14/15 37.4Indiana Hub RT Peak 1/14/2015 01/15/15 01/15/15 34Indiana Hub RT Peak 1/15/2015 01/16/15 01/16/15 33Indiana Hub RT Peak 1/16/2015 01/19/15 01/19/15 31.9Indiana Hub RT Peak 1/20/2015 01/21/15 01/21/15 31.6Mid C Peak 1/2/2015 01/03/15 01/05/15 23Mid C Peak 1/5/2015 01/06/15 01/06/15 26Mid C Peak 1/6/2015 01/07/15 01/07/15 24Mid C Peak 1/7/2015 01/08/15 01/08/15 24.75Mid C Peak 1/8/2015 01/09/15 01/10/15 23.5Mid C Peak 1/9/2015 01/12/15 01/12/15 24.5Mid C Peak 1/12/2015 01/13/15 01/13/15 25.75Mid C Peak 1/13/2015 01/14/15 01/14/15 25.25Mid C Peak 1/14/2015 01/15/15 01/16/15 24Mid C Peak 1/15/2015 01/17/15 01/17/15 24.75Mid C Peak 1/16/2015 01/19/15 01/20/15 24.5Mid C Peak 1/20/2015 01/21/15 01/21/15 25.25Nepool MH DA LMP Peak 1/5/2015 01/06/15 01/06/15 80Nepool MH DA LMP Peak 1/6/2015 01/07/15 01/07/15 111Nepool MH DA LMP Peak 1/7/2015 01/08/15 01/08/15 120Nepool MH DA LMP Peak 1/8/2015 01/09/15 01/09/15 76Nepool MH DA LMP Peak 1/12/2015 01/13/15 01/13/15 97Nepool MH DA LMP Peak 1/13/2015 01/14/15 01/14/15 100Nepool MH DA LMP Peak 1/14/2015 01/15/15 01/15/15 87.5Nepool MH DA LMP Peak 1/15/2015 01/16/15 01/16/15 113Nepool MH DA LMP Peak 1/19/2015 01/20/15 01/20/15 65Nepool MH DA LMP Peak 1/20/2015 01/21/15 01/21/15 72

Delivery start date

Delivery end date

High price $/MWh

NP15 EZ Gen DA LMP Peak 1/5/2015 01/06/15 01/06/15 39.5NP15 EZ Gen DA LMP Peak 1/12/2015 01/13/15 01/13/15 35.5NP15 EZ Gen DA LMP Peak 1/14/2015 01/15/15 01/16/15 36.25Palo Verde Peak 1/2/2015 01/03/15 01/05/15 28.5Palo Verde Peak 1/5/2015 01/06/15 01/06/15 33.25Palo Verde Peak 1/6/2015 01/07/15 01/07/15 30Palo Verde Peak 1/7/2015 01/08/15 01/08/15 27.75Palo Verde Peak 1/8/2015 01/09/15 01/10/15 25.5Palo Verde Peak 1/9/2015 01/12/15 01/12/15 28Palo Verde Peak 1/12/2015 01/13/15 01/13/15 25.75Palo Verde Peak 1/13/2015 01/14/15 01/14/15 29.5Palo Verde Peak 1/14/2015 01/15/15 01/16/15 27Palo Verde Peak 1/15/2015 01/17/15 01/17/15 26Palo Verde Peak 1/16/2015 01/19/15 01/20/15 26.5Palo Verde Peak 1/20/2015 01/21/15 01/21/15 26.25PJM WH Real Time Peak 1/2/2015 01/05/15 01/05/15 42.5PJM WH Real Time Peak 1/5/2015 01/06/15 01/06/15 49.75PJM WH Real Time Peak 1/6/2015 01/07/15 01/07/15 89.95PJM WH Real Time Peak 1/7/2015 01/08/15 01/08/15 96PJM WH Real Time Peak 1/8/2015 01/09/15 01/09/15 54.6PJM WH Real Time Peak 1/9/2015 01/12/15 01/12/15 42PJM WH Real Time Peak 1/12/2015 01/13/15 01/13/15 48PJM WH Real Time Peak 1/13/2015 01/14/15 01/14/15 49.5PJM WH Real Time Peak 1/14/2015 01/15/15 01/15/15 45PJM WH Real Time Peak 1/15/2015 01/16/15 01/16/15 44.5PJM WH Real Time Peak 1/16/2015 01/19/15 01/19/15 38PJM WH Real Time Peak 1/19/2015 01/20/15 01/20/15 34.4PJM WH Real Time Peak 1/20/2015 01/21/15 01/21/15 38SP15 EZ Gen DA LMP Peak 1/2/2015 01/03/15 01/05/15 35.75SP15 EZ Gen DA LMP Peak 1/5/2015 01/06/15 01/06/15 40SP15 EZ Gen DA LMP Peak 1/6/2015 01/07/15 01/07/15 37SP15 EZ Gen DA LMP Peak 1/7/2015 01/08/15 01/08/15 37.25SP15 EZ Gen DA LMP Peak 1/8/2015 01/09/15 01/10/15 35SP15 EZ Gen DA LMP Peak 1/9/2015 01/12/15 01/12/15 37.5SP15 EZ Gen DA LMP Peak 1/12/2015 01/13/15 01/13/15 36.25SP15 EZ Gen DA LMP Peak 1/13/2015 01/14/15 01/14/15 36.5SP15 EZ Gen DA LMP Peak 1/14/2015 01/15/15 01/16/15 37.75SP15 EZ Gen DA LMP Peak 1/15/2015 01/17/15 01/17/15 37.25SP15 EZ Gen DA LMP Peak 1/20/2015 01/21/15 01/21/15 35.25

Change39 39.5 10.58 1,600 2 3

28.5 29.07 -10.43 12,000 15 1241.5 42.25 13.18 6,400 8 929.5 29.86 -12.39 17,600 20 11

27.25 27.7 -2.16 4,000 5 728 28.44 0.74 6,400 8 8

30.5 30.65 2.21 8,000 10 829.5 29.79 -0.86 12,000 12 10

28 28.78 -1.01 25,600 27 1226.25 26.25 -2.53 3,200 4 2

36 38.93 6.8 16,800 21 1636.6 37.87 -1.06 7,200 9 12

45.25 47.79 9.92 23,200 29 1949.6 49.87 2.08 2,400 3 541.5 42.28 -7.59 4,800 5 8

35 35.03 -7.25 1,600 2 435.65 36.56 1.53 17,600 19 14

37 37.17 0.61 8,000 10 1034 34 -3.17 3,200 4 533 33 -1 1,600 2 3

31.25 31.58 -1.42 1,600 2 431.5 31.53 -0.05 4,800 6 821.5 21.97 -5.25 76,800 88 24

22.75 23.92 1.95 62,400 155 2322.5 23.29 -0.63 63,200 150 2523.4 23.74 0.45 50,000 123 25

21.75 22.76 -0.98 96,000 114 2423 23.5 0.74 57,200 140 24

23.5 24.71 1.21 49,600 123 2424.25 24.77 0.06 41,600 99 23

21.5 22.23 -2.54 74,400 93 2222.5 23.71 1.48 56,000 130 2423.5 24.14 0.43 82,400 103 22

23.25 23.73 -0.41 51,200 120 2477 77.79 28.29 11,200 14 13

99.75 108.52 30.73 20,800 26 22114 116.63 8.11 25,600 32 19

68 71.33 -45.3 18,400 22 1792 94.88 23.55 6,400 8 892 95.47 0.59 16,800 19 1386 86.88 -8.59 22,400 25 21

104 107.57 20.69 29,600 37 2262 63.38 -44.19 8,000 10 1070 71.5 8.12 13,600 17 13

Low price $/MWh

Wtd avg price $/MWh

Daily volume

MWhNumber

of tradesNumber of

counterparties

39.5 39.5 1.25 400 1 235 35.33 -4.17 1,200 3 3

35.75 36 0.67 2,400 3 326.5 27.43 -3.46 8,800 11 8

31.25 32.23 4.8 11,200 28 1527.5 28.58 -3.65 13,600 31 15

26.25 26.79 -1.79 19,200 46 1824.5 24.92 -1.87 14,400 18 9

26.25 27.06 2.14 1,600 4 624.25 25.08 -1.98 6,000 15 11

24.5 25.9 0.82 10,400 25 1625.5 26.55 0.65 11,200 13 11

25 25.68 -0.87 4,000 10 923.5 25.35 -0.33 12,000 15 1123.5 24.48 -0.87 4,800 12 9

40 41.76 7.83 72,800 80 3744.75 46.81 5.05 59,200 72 43

76 82.97 36.16 78,400 96 4388 90.95 7.98 48,000 59 3350 52.8 -38.15 46,400 56 31

38.75 40.01 -12.79 62,400 78 3244.75 46.63 6.62 90,400 107 34

46.3 47.92 1.29 47,200 53 2743.5 44.38 -3.54 33,600 42 29

41 41.93 -2.45 43,200 54 2835.75 36.35 -5.58 36,800 46 29

33 33.31 -3.04 48,000 55 3037 37.52 4.21 49,600 60 37

35.5 35.63 -3.61 1,600 2 439.5 39.51 3.88 25,200 38 1336.5 36.85 -2.66 10,000 23 14

36 36.91 0.06 10,000 20 1234.75 34.95 -1.96 8,000 10 10

37 37.16 2.21 6,000 15 1136 36.07 -1.09 4,400 9 7

36.5 36.5 0.43 2,400 4 536.75 37.27 0.77 12,000 15 836.75 37.04 -0.23 2,400 6 5

35 35.03 -2.01 6,400 13 6