Insider Trading activities of Rio Vista Energy Partners Lp insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Rio Vista Energy Partners Lp since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Rio Vista Energy Partners Lp since year 2005. Table 2 shows the detailed insider transactions of Rio Vista Energy Partners Lp since 2005. The reporting company's ticker symbol is RVEP. The reporting company's CIK number is 1260828.
The total value of stock buying since 2005 is $4,549,925.
The total value of stock sales since 2005 is $1,984,062.
The total value of stock option exercises since 2005 is $516,037.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Rio Vista Energy Partners Lp (RVEP).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2009-04 0 $0 212,487 $85,414 0 $0
2009-01 0 $0 190,787 $566,552 0 $0
2008-11 200 $236 0 $0 0 $0
2008-10 1,500 $8,235 0 $0 0 $0
2008-07 50 $600 0 $0 0 $0
2008-06 262 $2,858 0 $0 0 $0
2008-05 2,100 $23,578 0 $0 0 $0
2008-04 593 $7,723 0 $0 0 $0
2008-03 15,612 $219,133 0 $0 41,250 $516,037
2008-01 49,748 $773,581 49,748 $773,581 0 $0
2007-10 1,400 $19,859 0 $0 0 $0
2007-07 0 $0 30,768 $554,095 0 $0
2006-12 671,535 $2,968,184 0 $0 0 $0
2006-09 18,000 $94,500 0 $0 0 $0
2006-08 1,729 $7,400 884 $4,420 0 $0
2006-07 3,399 $16,749 0 $0 0 $0
2006-06 2,525 $12,459 0 $0 0 $0
2006-03 8,902 $47,798 0 $0 0 $0
2006-02 37,758 $203,868 0 $0 0 $0
2006-01 800 $3,988 0 $0 0 $0
2005-12 24,800 $133,938 0 $0 0 $0
2005-11 1,000 $5,238 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Rio Vista Energy Partners Lp insiders (RVEP)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2009-04-28 Singer Nicholas J (Director) Sale 179,687 .36 65,406
2009-04-17 Singer Nicholas J (Director) Sale 32,800 .61 20,008
2009-01-08 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 35,236 2.50 88,195
2009-01-07 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 124,702 3.06 381,214
2009-01-06 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 30,849 3.15 97,143
2008-11-21 Richter Jerome B Buy 200 1.18 236
2008-10-15 Richter Jerome B Buy 300 6.85 2,055
2008-10-09 Richter Jerome B Buy 200 6.10 1,220
2008-10-08 Richter Jerome B Buy 1,000 4.96 4,960
2008-07-24 Richter Jerome B Buy 50 12.00 600
2008-06-26 Richter Jerome B Buy 262 10.91 2,858
2008-05-30 Richter Jerome B Buy 900 10.28 9,252
2008-05-05 Richter Jerome B Buy 1,200 11.94 14,326
2008-04-23 Richter Jerome B Buy 593 13.02 7,723
2008-03-31 Richter Jerome B Buy 200 13.75 2,749
2008-03-18 Richter Jerome B Buy 2,000 14.00 28,000
2008-03-14 Richter Jerome B Buy 2,400 13.72 32,924
2008-03-07 Feiwell Murray J Option Ex 5,000 12.51 62,550
2008-03-07 Manner Douglas Glenn Option Ex 5,000 12.51 62,550
2008-03-07 Bothwell Ian T (Acting CEO, VP & CFO) Buy 8,812 14.18 124,998
2008-03-07 Richter Jerome B Option Ex 31,250 12.51 390,937
2008-01-16 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Buy 49,748 15.55 773,581
2008-01-16 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 49,748 15.55 773,581
2007-10-29 Richter Jerome B Buy 1,400 14.18 19,859
2007-07-16 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 6,568 17.61 115,682
2007-07-13 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 9,500 17.72 168,330
2007-07-10 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Sale 14,700 18.37 270,083
2006-12-18 Cushing Mlp Opportunity Fund I, Lp (10% Owner) Buy 532,098 4.42 2,351,873
2006-12-11 Cushing Fund, Lp (10% Owner) Buy 139,437 4.42 616,311
2006-09-01 Swank Energy Income Advisors, Lp (10% Owner) Buy 18,000 5.25 94,500
2006-08-31 Feiwell Murray J Sale 884 5.00 4,420
2006-08-23 Richter Jerome B Buy 184 4.83 888
2006-08-16 Swank Energy Income Advisors, Lp (10% Owner) Buy 900 4.20 3,780
2006-08-14 Swank Energy Income Advisors, Lp (10% Owner) Buy 145 4.15 601
2006-08-11 Swank Energy Income Advisors, Lp (10% Owner) Buy 100 4.27 426
2006-08-10 Swank Energy Income Advisors, Lp (10% Owner) Buy 400 4.26 1,705
2006-07-14 Swank Energy Income Advisors, Lp (10% Owner) Buy 799 5.00 3,991
2006-07-07 Swank Energy Income Advisors, Lp (10% Owner) Buy 200 4.99 998
2006-07-06 Swank Energy Income Advisors, Lp (10% Owner) Buy 300 4.90 1,470
2006-07-05 Swank Energy Income Advisors, Lp (10% Owner) Buy 2,100 4.90 10,290
2006-06-30 Swank Energy Income Advisors, Lp (10% Owner) Buy 200 5.00 1,000
2006-06-29 Swank Energy Income Advisors, Lp (10% Owner) Buy 100 4.99 499
2006-06-28 Swank Energy Income Advisors, Lp (10% Owner) Buy 100 5.00 500
2006-06-27 Swank Energy Income Advisors, Lp (10% Owner) Buy 225 4.98 1,121
2006-06-26 Swank Energy Income Advisors, Lp (10% Owner) Buy 800 4.90 3,922
2006-06-23 Swank Energy Income Advisors, Lp (10% Owner) Buy 300 4.75 1,425
2006-06-05 Swank Energy Income Advisors, Lp (10% Owner) Buy 800 4.99 3,992
2006-03-31 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,302 5.90 7,681
2006-03-27 Swank Energy Income Advisors, Lp (10% Owner) Buy 2,200 5.50 12,097
2006-03-09 Swank Energy Income Advisors, Lp (10% Owner) Buy 300 5.50 1,650
2006-03-08 Swank Energy Income Advisors, Lp (10% Owner) Buy 100 5.50 550
2006-03-01 Swank Energy Income Advisors, Lp (10% Owner) Buy 5,000 5.16 25,820
2006-02-28 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,000 5.40 5,404
2006-02-27 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,200 5.48 6,577
2006-02-24 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,300 5.50 7,147
2006-02-23 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,097 5.50 6,033
2006-02-22 Swank Energy Income Advisors, Lp (10% Owner) Buy 2,400 5.45 13,089
2006-02-21 Swank Energy Income Advisors, Lp (10% Owner) Buy 800 5.37 4,293
2006-02-16 Swank Energy Income Advisors, Lp (10% Owner) Buy 904 5.50 4,972
2006-02-15 Swank Energy Income Advisors, Lp (10% Owner) Buy 700 5.50 3,850
2006-02-14 Swank Energy Income Advisors, Lp (10% Owner) Buy 800 5.32 4,253
2006-02-13 Swank Energy Income Advisors, Lp (10% Owner) Buy 100 5.50 550
2006-02-10 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,000 5.50 5,500
2006-02-09 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,900 5.44 10,334
2006-02-08 Swank Energy Income Advisors, Lp (10% Owner) Buy 2,308 5.17 11,939
2006-02-07 Swank Energy Income Advisors, Lp (10% Owner) Buy 3,800 5.50 20,884
2006-02-06 Swank Energy Income Advisors, Lp (10% Owner) Buy 7,916 5.38 42,627
2006-02-03 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,452 5.47 7,938
2006-02-02 Swank Energy Income Advisors, Lp (10% Owner) Buy 3,800 5.38 20,447
2006-02-01 Swank Energy Income Advisors, Lp (10% Owner) Buy 5,281 5.31 28,031
2006-01-31 Swank Energy Income Advisors, Lp (10% Owner) Buy 800 4.98 3,988
2005-12-27 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,100 5.18 5,692
2005-12-21 Swank Energy Income Advisors, Lp (10% Owner) Buy 7,600 5.31 40,386
2005-12-16 Swank Energy Income Advisors, Lp (10% Owner) Buy 200 5.38 1,076
2005-12-15 Swank Energy Income Advisors, Lp (10% Owner) Buy 3,000 5.32 15,966
2005-12-14 Swank Energy Income Advisors, Lp (10% Owner) Buy 7,400 5.21 38,583
2005-12-02 Swank Energy Income Advisors, Lp (10% Owner) Buy 500 6.00 3,000
2005-12-01 Swank Energy Income Advisors, Lp (10% Owner) Buy 5,000 5.85 29,235
2005-11-23 Swank Energy Income Advisors, Lp (10% Owner) Buy 1,000 5.24 5,238

Insider trading activities including stock purchases, stock sales, and option exercises of RVEP listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Rio Vista Energy Partners Lp (symbol RVEP, CIK number 1260828) see the Securities and Exchange Commission (SEC) website.