Insider Trading activities of Southwest Royalties Institutional Income Fund X-a insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Southwest Royalties Institutional Income Fund X-a since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Southwest Royalties Institutional Income Fund X-a since year 2005. Table 2 shows the detailed insider transactions of Southwest Royalties Institutional Income Fund X-a since 2005. The reporting company's ticker symbol is N/A. The reporting company's CIK number is 859910.
The total value of stock buying since 2005 is $142,186.
The total value of stock sales since 2005 is $0.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Southwest Royalties Institutional Income Fund X-a (N/A).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2010-09 364 $1,608 0 $0 0 $0
2010-06 20 $146 0 $0 0 $0
2009-12 76 $2,888 0 $0 0 $0
2009-09 50 $1,900 0 $0 0 $0
2009-06 60 $2,340 0 $0 0 $0
2009-03 82 $3,116 0 $0 0 $0
2008-12 116 $13,942 0 $0 0 $0
2008-09 236 $20,160 0 $0 0 $0
2007-12 72 $2,502 0 $0 0 $0
2007-09 40 $1,470 0 $0 0 $0
2007-06 402 $21,562 0 $0 0 $0
2007-03 104 $6,818 0 $0 0 $0
2006-12 124 $10,100 0 $0 0 $0
2006-09 32 $2,764 0 $0 0 $0
2006-06 160 $12,240 0 $0 0 $0
2006-03 166 $11,212 0 $0 0 $0
2005-12 200 $11,524 0 $0 0 $0
2005-09 42 $1,616 0 $0 0 $0
2005-06 220 $9,460 0 $0 0 $0
2005-05 8 $262 0 $0 0 $0
2005-04 58 $1,876 0 $0 0 $0
2005-03 90 $2,680 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Southwest Royalties Institutional Income Fund X-a insiders (N/A)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-09-17 Clayton Williams Energy Inc /de (10% Owner) Buy 182 4.42 804
2010-09-17 Southwest Royalties Inc (10% Owner) Buy 182 4.42 804
2010-06-18 Clayton Williams Energy Inc /de (10% Owner) Buy 10 7.32 73
2010-06-18 Southwest Royalties Inc (10% Owner) Buy 10 7.32 73
2009-12-18 Clayton Williams Energy Inc /de (10% Owner) Buy 38 38.00 1,444
2009-12-18 Southwest Royalties Inc (10% Owner) Buy 38 38.00 1,444
2009-09-16 Clayton Williams Energy Inc /de (10% Owner) Buy 25 38.00 950
2009-09-16 Southwest Royalties Inc (10% Owner) Buy 25 38.00 950
2009-06-16 Clayton Williams Energy Inc /de (10% Owner) Buy 30 39.00 1,170
2009-06-16 Southwest Royalties Inc (10% Owner) Buy 30 39.00 1,170
2009-03-03 Clayton Williams Energy Inc /de (10% Owner) Buy 41 38.00 1,558
2009-03-03 Southwest Royalties Inc (10% Owner) Buy 41 38.00 1,558
2008-12-18 Clayton Williams Energy Inc /de (10% Owner) Buy 58 120.20 6,971
2008-12-18 Southwest Royalties Inc (10% Owner) Buy 58 120.20 6,971
2008-09-19 Clayton Williams Energy Inc /de (10% Owner) Buy 118 85.43 10,080
2008-09-19 Southwest Royalties Inc (10% Owner) Buy 118 85.43 10,080
2007-12-19 Clayton Williams Energy Inc /de (10% Owner) Buy 36 34.77 1,251
2007-12-19 Southwest Royalties Inc (10% Owner) Buy 36 34.77 1,251
2007-09-27 Clayton Williams Energy Inc /de (10% Owner) Buy 20 36.76 735
2007-09-27 Southwest Royalties Inc (10% Owner) Buy 20 36.76 735
2007-06-29 Southwest Royalties Inc (10% Owner) Buy 201 53.64 10,781
2007-06-26 Clayton Williams Energy Inc /de (10% Owner) Buy 201 53.64 10,781
2007-03-19 Clayton Williams Energy Inc /de (10% Owner) Buy 52 65.56 3,409
2007-03-19 Southwest Royalties Inc (10% Owner) Buy 52 65.56 3,409
2006-12-15 Clayton Williams Energy Inc /de (10% Owner) Buy 62 81.46 5,050
2006-12-15 Southwest Royalties Inc (10% Owner) Buy 62 81.46 5,050
2006-09-22 Clayton Williams Energy Inc /de (10% Owner) Buy 16 86.43 1,382
2006-09-22 Southwest Royalties Inc (10% Owner) Buy 16 86.43 1,382
2006-06-30 Clayton Williams Energy Inc /de (10% Owner) Buy 80 76.50 6,120
2006-06-30 Southwest Royalties Inc (10% Owner) Buy 80 76.50 6,120
2006-03-31 Clayton Williams Energy Inc /de (10% Owner) Buy 83 67.55 5,606
2006-03-31 Southwest Royalties Inc (10% Owner) Buy 83 67.55 5,606
2005-12-21 Clayton Williams Energy Inc /de (10% Owner) Buy 100 57.62 5,762
2005-12-21 Southwest Royalties Inc (10% Owner) Buy 100 57.62 5,762
2005-09-30 Clayton Williams Energy Inc /de (10% Owner) Buy 21 38.48 808
2005-09-30 Southwest Royalties Inc (10% Owner) Buy 21 38.48 808
2005-06-21 Clayton Williams Energy Inc /de (10% Owner) Buy 110 43.00 4,730
2005-06-21 Southwest Royalties Inc (10% Owner) Buy 110 43.00 4,730
2005-05-13 Clayton Williams Energy Inc /de (10% Owner) Buy 4 32.78 131
2005-05-13 Southwest Royalties Inc (10% Owner) Buy 4 32.78 131
2005-04-29 Clayton Williams Energy Inc /de (10% Owner) Buy 25 32.78 819
2005-04-29 Southwest Royalties Inc (10% Owner) Buy 25 32.78 819
2005-04-05 Clayton Williams Energy Inc /de (10% Owner) Buy 4 29.80 119
2005-04-05 Southwest Royalties Inc (10% Owner) Buy 4 29.80 119
2005-03-30 Clayton Williams Energy Inc /de (10% Owner) Buy 16 29.80 476
2005-03-30 Southwest Royalties Inc (10% Owner) Buy 16 29.80 476
2005-03-15 Clayton Williams Energy Inc /de (10% Owner) Buy 29 29.80 864
2005-03-15 Southwest Royalties Inc (10% Owner) Buy 29 29.80 864

Insider trading activities including stock purchases, stock sales, and option exercises of N/A listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Southwest Royalties Institutional Income Fund X-a (symbol N/A, CIK number 859910) see the Securities and Exchange Commission (SEC) website.