Insider Trading activities of Symbion Inc/tn insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Symbion Inc/tn since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Symbion Inc/tn since year 2005. Table 2 shows the detailed insider transactions of Symbion Inc/tn since 2005. The reporting company's ticker symbol is SMBI. The reporting company's CIK number is 1091312.
The total value of stock buying since 2005 is $0.
The total value of stock sales since 2005 is $1,353,933.
The total value of stock option exercises since 2005 is $0.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Symbion Inc/tn (SMBI).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2006-05 0 $0 12,000 $275,400 0 $0
2005-11 0 $0 1,806 $44,427 0 $0
2005-09 0 $0 2,000 $55,266 0 $0
2005-08 0 $0 35,000 $861,670 0 $0
2005-05 0 $0 5,000 $117,170 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Symbion Inc/tn insiders (SMBI)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2006-05-03 Webb William V B (Chief Development Officer) Sale 12,000 22.95 275,400
2005-11-11 Mitchell Kenneth C (CFO and SVP of Finan) Sale 1,806 24.60 44,427
2005-09-13 Webb William V B (Chief Development Of) Sale 2,000 27.63 55,266
2005-08-26 Mitchell Kenneth C (CFO and SVP of Finan) Sale 15,000 24.70 370,560
2005-08-26 Webb William V B (Chief Development Of) Sale 10,000 25.12 251,250
2005-08-22 Webb William V B (Chief Development Of) Sale 5,000 23.76 118,785
2005-08-17 Mitchell Kenneth C (CFO and SVP of Finan) Sale 5,000 24.22 121,075
2005-05-06 Mitchell Kenneth C (CFO and SVP of Finan) Sale 5,000 23.43 117,170

Insider trading activities including stock purchases, stock sales, and option exercises of SMBI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Symbion Inc/tn (symbol SMBI, CIK number 1091312) see the Securities and Exchange Commission (SEC) website.