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Stock Trading History of Princeton Administrators Lp

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Princeton Administrators Lp since year 2005. The trader's CIK number is 921325. At the time of this reporting, Princeton Administrators Lp is the 10% Owner of Blackrock Inc. . (stock ticker symbol BLK). See this page for all insider trading activities at Blackrock Inc. .

Stock purchases, sales, and option exercises reported by insider Princeton Administrators Lp since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2008-12-08 BLK Blackrock Inc. Purchase 200 134.85 26,970
2008-12-11 BLK Blackrock Inc. Sale 200 127.53 25,506
2008-11-20 BLK Blackrock Inc. Purchase 100 99.63 9,963
2008-11-25 BLK Blackrock Inc. Sale 100 113.67 11,367
2008-10-20 BLK Blackrock Inc. Sale 167 146.94 24,539
2008-11-14 BLK Blackrock Inc. Sale 15 113.84 1,707
2008-10-17 BLK Blackrock Inc. Sale 45 145.89 6,565
2008-11-18 BLK Blackrock Inc. Purchase 15 105.23 1,578
2008-10-06 BLK Blackrock Inc. Purchase 100 174.08 17,408
2008-10-17 BLK Blackrock Inc. Purchase 112 145.80 16,329
2008-10-02 BLK Blackrock Inc. Purchase 120 172.49 20,698
2008-10-14 BLK Blackrock Inc. Sale 300 166.58 49,974
2008-10-13 BLK Blackrock Inc. Purchase 60 181.50 10,890
2008-10-03 BLK Blackrock Inc. Purchase 120 181.50 21,780
2008-10-02 BLK Blackrock Inc. Purchase 120 172.49 20,698
2008-10-14 BLK Blackrock Inc. Sale 300 166.58 49,974
2008-10-13 BLK Blackrock Inc. Purchase 60 181.50 10,890
2008-10-03 BLK Blackrock Inc. Purchase 120 181.50 21,780
2008-10-09 BLK Blackrock Inc. Sale 150 159.69 23,953
2008-10-03 BLK Blackrock Inc. Sale 45 185.78 8,360
2008-10-08 BLK Blackrock Inc. Purchase 50 171.00 8,550
2008-09-29 BLK Blackrock Inc. Purchase 100 186.36 18,636
2008-10-02 BLK Blackrock Inc. Purchase 45 169.65 7,634
2008-09-18 BLK Blackrock Inc. Purchase 55 181.50 9,982
2008-10-02 BLK Blackrock Inc. Sale 55 171.03 9,406
2008-09-18 BLK Blackrock Inc. Sale 150 178.53 26,779
2008-09-30 BLK Blackrock Inc. Sale 300 197.85 59,355
2008-09-29 BLK Blackrock Inc. Sale 100 188.92 18,892
2008-10-01 BLK Blackrock Inc. Purchase 50 177.95 8,897
2008-09-18 BLK Blackrock Inc. Purchase 100 187.27 18,726
2008-09-30 BLK Blackrock Inc. Purchase 200 194.83 38,966
2008-09-29 BLK Blackrock Inc. Purchase 100 188.25 18,825
2008-09-17 BLK Blackrock Inc. Purchase 100 191.53 19,152
2008-09-19 BLK Blackrock Inc. Sale 20 242.00 4,840
2008-09-25 BLK Blackrock Inc. Purchase 20 192.16 3,843
2008-09-17 BLK Blackrock Inc. Purchase 50 195.45 9,772
2008-09-18 BLK Blackrock Inc. Purchase 20 187.25 3,745
2008-09-18 BLK Blackrock Inc. Sale 50 185.87 9,293
2008-09-19 BLK Blackrock Inc. Sale 20 215.01 4,300
2008-09-11 BLK Blackrock Inc. Sale 200 211.79 42,357
2008-09-10 BLK Blackrock Inc. Purchase 100 220.86 22,085
2008-09-11 BLK Blackrock Inc. Purchase 100 219.16 21,915
2008-07-31 BLK Blackrock Inc. Sale 45 219.70 9,886
2008-07-29 BLK Blackrock Inc. Sale 25 217.78 5,444
2008-07-17 BLK Blackrock Inc. Sale 200 205.73 41,145
2008-07-30 BLK Blackrock Inc. Purchase 45 224.59 10,106
2008-07-17 BLK Blackrock Inc. Purchase 100 203.34 20,333
2008-07-16 BLK Blackrock Inc. Purchase 100 173.87 17,387
2008-07-24 BLK Blackrock Inc. Purchase 25 215.02 5,375
2008-06-19 BLK Blackrock Inc. Purchase 100 201.02 20,101
2008-06-17 BLK Blackrock Inc. Sale 100 203.83 20,383
2008-06-18 BLK Blackrock Inc. Sale 100 204.40 20,440
2008-06-17 BLK Blackrock Inc. Sale 300 203.53 61,059
2008-06-17 BLK Blackrock Inc. Purchase 100 203.83 20,383
2008-06-16 BLK Blackrock Inc. Purchase 300 209.30 62,789
2008-06-12 BLK Blackrock Inc. Purchase 30 207.79 6,233
2008-06-13 BLK Blackrock Inc. Sale 30 208.54 6,256
2008-05-27 BLK Blackrock Inc. Purchase 100 212.12 21,211
2008-05-28 BLK Blackrock Inc. Purchase 50 213.51 10,675
2008-05-29 BLK Blackrock Inc. Purchase 150 221.97 33,295
2008-05-29 BLK Blackrock Inc. Sale 300 221.87 66,561
2008-04-16 BLK Blackrock Inc. Purchase 500 206.13 103,063
2008-04-15 BLK Blackrock Inc. Purchase 500 203.10 101,552
2008-03-26 BLK Blackrock Inc. Purchase 45 224.12 10,085
2008-04-01 BLK Blackrock Inc. Sale 45 219.60 9,882
2008-03-26 BLK Blackrock Inc. Purchase 45 224.12 10,085
2008-04-01 BLK Blackrock Inc. Sale 45 219.60 9,882
2008-03-26 BLK Blackrock Inc. Purchase 45 224.12 10,085
2008-04-01 BLK Blackrock Inc. Sale 45 219.60 9,882
2008-03-25 BLK Blackrock Inc. Sale 185 221.21 40,923
2008-03-24 BLK Blackrock Inc. Sale 25 225.00 5,625
2008-03-10 BLK Blackrock Inc. Sale 62 182.56 11,318
2008-03-14 BLK Blackrock Inc. Purchase 62 183.00 11,346
2008-03-25 BLK Blackrock Inc. Purchase 210 227.28 47,727
2008-03-24 BLK Blackrock Inc. Purchase 71 225.42 16,004
2008-03-24 BLK Blackrock Inc. Sale 71 214.09 15,200
2008-03-17 BLK Blackrock Inc. Sale 41 171.28 7,022
2008-03-17 BLK Blackrock Inc. Purchase 41 173.91 7,130
2008-03-14 BLK Blackrock Inc. Purchase 30 179.70 5,391
2008-03-10 BLK Blackrock Inc. Sale 30 180.43 5,412
2008-03-14 BLK Blackrock Inc. Purchase 30 179.70 5,391
2008-03-10 BLK Blackrock Inc. Sale 30 180.43 5,412
2008-02-15 BLK Blackrock Inc. Purchase 10 195.30 1,953
2008-03-05 BLK Blackrock Inc. Purchase 107 201.40 21,549
2008-02-12 BLK Blackrock Inc. Purchase 20 206.20 4,124
2008-02-13 BLK Blackrock Inc. Sale 20 205.66 4,113
2008-03-03 BLK Blackrock Inc. Sale 10 191.92 1,919
2008-03-05 BLK Blackrock Inc. Sale 107 201.96 21,609
2008-01-24 BLK Blackrock Inc. Sale 500 212.87 106,435
2008-01-29 BLK Blackrock Inc. Sale 500 215.10 107,548
2008-01-24 BLK Blackrock Inc. Purchase 500 209.89 104,945
2008-01-17 BLK Blackrock Inc. Purchase 500 210.03 105,015
2007-01-25 BLK Blackrock Inc. Sale 10 170.12 1,701
2006-11-07 BLK Blackrock Inc. Sale 600 145.56 87,336
2007-01-10 BLK Blackrock Inc. Sale 50 163.84 8,192
2007-01-11 BLK Blackrock Inc. Sale 110 167.62 18,438
2006-12-29 BLK Blackrock Inc. Sale 10 151.90 1,519
2007-01-16 BLK Blackrock Inc. Sale 2,000 170.97 341,940
2006-11-27 BLK Blackrock Inc. Sale 10 149.10 1,491
2007-01-24 BLK Blackrock Inc. Sale 100 171.76 17,176
2007-02-28 BLK Blackrock Inc. Sale 200 159.92 31,985
2007-01-08 BLK Blackrock Inc. Sale 100 157.96 15,796
2006-10-31 BLK Blackrock Inc. Sale 3,945 150.84 595,063
2006-10-30 BLK Blackrock Inc. Sale 500 157.06 78,527
2006-10-27 BLK Blackrock Inc. Sale 100 150.44 15,044
2006-10-17 BLK Blackrock Inc. Sale 13,990 147.62 2,065,203
2006-10-10 BLK Blackrock Inc. Sale 800 153.28 122,628
2006-11-01 BLK Blackrock Inc. Sale 600 149.43 89,658
2006-10-06 BLK Blackrock Inc. Sale 150 149.14 22,371
2007-03-07 BLK Blackrock Inc. Sale 500 155.12 77,560
2007-07-05 BLK Blackrock Inc. Sale 50 163.81 8,190
2007-11-19 BLK Blackrock Inc. Sale 25 185.90 4,647
2007-12-27 BLK Blackrock Inc. Sale 200 219.28 43,855
2007-12-26 BLK Blackrock Inc. Sale 7,400 217.10 1,606,577
2007-12-20 BLK Blackrock Inc. Sale 200 204.61 40,922
2007-12-12 BLK Blackrock Inc. Sale 50 212.80 10,640
2007-12-10 BLK Blackrock Inc. Sale 160 221.44 35,430
2007-12-07 BLK Blackrock Inc. Sale 275 214.35 58,946
2007-06-13 BLK Blackrock Inc. Sale 100 156.30 15,630
2007-10-25 BLK Blackrock Inc. Sale 300 195.35 58,604
2007-08-31 BLK Blackrock Inc. Sale 900 155.10 139,590
2007-03-07 BLK Blackrock Inc. Sale 100 157.20 15,719
2007-11-21 BLK Blackrock Inc. Sale 100 182.67 18,267
2007-08-10 BLK Blackrock Inc. Sale 5 153.60 768
2007-03-15 BLK Blackrock Inc. Sale 300 155.73 46,719
2007-08-27 BLK Blackrock Inc. Sale 250 157.32 39,330
2007-12-06 BLK Blackrock Inc. Sale 125 207.32 25,915
2007-06-01 BLK Blackrock Inc. Sale 29 153.54 4,452
2008-01-02 BLK Blackrock Inc. Sale 25 216.67 5,416
2007-12-27 BLK Blackrock Inc. Purchase 200 219.53 43,906
2007-02-27 BLK Blackrock Inc. Purchase 200 163.16 32,632
2007-01-09 BLK Blackrock Inc. Purchase 50 160.10 8,005
2006-11-20 BLK Blackrock Inc. Purchase 20 147.25 2,945
2007-01-04 BLK Blackrock Inc. Purchase 100 156.26 15,626
2006-11-07 BLK Blackrock Inc. Purchase 200 145.64 29,127
2007-01-16 BLK Blackrock Inc. Purchase 2,000 170.44 340,880
2007-03-06 BLK Blackrock Inc. Purchase 100 154.00 15,400
2007-03-02 BLK Blackrock Inc. Purchase 500 158.09 79,046
2007-01-10 BLK Blackrock Inc. Purchase 110 160.20 17,622
2006-10-17 BLK Blackrock Inc. Purchase 13,990 147.63 2,065,343
2006-11-07 BLK Blackrock Inc. Purchase 400 145.71 58,283
2007-10-30 BLK Blackrock Inc. Purchase 500 156.49 78,245
2006-10-10 BLK Blackrock Inc. Purchase 600 153.25 91,950
2006-11-01 BLK Blackrock Inc. Purchase 600 147.88 88,725
2006-10-05 BLK Blackrock Inc. Purchase 350 148.58 52,003
2006-10-31 BLK Blackrock Inc. Purchase 3,945 150.84 595,063
2007-01-24 BLK Blackrock Inc. Purchase 10 170.40 1,704
2007-01-25 BLK Blackrock Inc. Purchase 100 170.59 17,059
2007-03-15 BLK Blackrock Inc. Purchase 300 155.73 46,719
2007-12-26 BLK Blackrock Inc. Purchase 7,400 216.86 1,604,749
2007-12-12 BLK Blackrock Inc. Purchase 200 213.58 42,716
2007-12-10 BLK Blackrock Inc. Purchase 485 222.35 107,840
2007-12-31 BLK Blackrock Inc. Purchase 25 215.00 5,375
2007-06-08 BLK Blackrock Inc. Purchase 100 150.42 15,041
2007-08-27 BLK Blackrock Inc. Purchase 250 157.32 39,330
2007-12-06 BLK Blackrock Inc. Purchase 125 197.10 24,637
2007-06-05 BLK Blackrock Inc. Purchase 29 152.60 4,425
2007-11-19 BLK Blackrock Inc. Purchase 100 184.39 18,439
2007-11-16 BLK Blackrock Inc. Purchase 25 193.20 4,830
2007-07-02 BLK Blackrock Inc. Purchase 50 164.58 8,229
2007-08-02 BLK Blackrock Inc. Purchase 5 158.58 792
2007-10-25 BLK Blackrock Inc. Purchase 100 192.95 19,295
2007-08-31 BLK Blackrock Inc. Purchase 900 155.10 139,590
2007-10-24 BLK Blackrock Inc. Purchase 50 186.60 9,330
2007-10-23 BLK Blackrock Inc. Purchase 150 190.25 28,537
2006-10-26 BLK Blackrock Inc. Purchase 100 147.10 14,710

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Princeton Administrators Lp (10% Owner of Blackrock Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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