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Insider Trading: QUEST DIAGNOSTICS INC

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of QUEST DIAGNOSTICS INC in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of QUEST DIAGNOSTICS INC since year 2005. Table 2 shows the detailed insider transactions of QUEST DIAGNOSTICS INC since 2005. The reporting company's ticker symbol is DGX. The reporting company's CIK number is 1022079.

The total value of stock buying since 2005 is $49,726. The total value of stock sales is $37,903,555. The total value of stock exercises is $14,554,458.


1 year stock price chart,   1 day stock price chart
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Figure 1. Monthly insider transaction values at QUEST DIAGNOSTICS INC (DGX) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • $8,788k

    $878k

    $87k

    $8k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at QUEST DIAGNOSTICS INC (DGX) in the past 24 months. See table 2 for insider transaction details.

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2007

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2008

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • $55.51

    $41.63

    $27.75

    $13.88



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for QUEST DIAGNOSTICS INC (DGX).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2007-07 0 0 12,502 693,952 12,502 510,650
2007-05 0 0 0 0 2,092 41,578
2007-02 0 0 168,437 8,788,047 170,135 4,441,969
2006-10 1,000 49,726 102,000 5,058,394 102,000 2,592,585
2006-05 0 0 342,559 19,768,032 326,722 4,849,132
2006-02 0 0 57,647 3,063,845 69,767 2,118,544
2005-05 0 0 5,000 531,285 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for QUEST DIAGNOSTICS INC (DGX)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2007-07-27 Hagemann Robert (Sr. Vice President & CFO) Sale 12,502 55.51 693,952
2007-07-27 Hagemann Robert (Sr. Vice President & CFO) Option Exercise 12,502 40.85 510,650
2007-05-09 Ziegler John B Option Exercise 2,092 19.88 41,578
2007-02-26 Grant William R (Director) Sale 80,135 51.91 4,159,984
2007-02-26 Grant William R (Director) Option Exercise 80,135 15.93 1,276,896
2007-02-23 Grant William R Sale 75,000 52.36 3,927,135
2007-02-23 Grant William R Option Exercise 75,000 38.69 2,901,403
2007-02-07 Bongiorno Thomas F (Vice Pres. & Controller) Sale 9,917 52.62 521,862
2007-02-06 Bongiorno Thomas F (Vice Pres. & Controller) Sale 3,385 52.90 179,066
2007-02-06 Bongiorno Thomas F (Vice Pres. & Controller) Option Exercise 15,000 17.58 263,670
2006-10-30 Zewe David M (SVP, Diagnostic Testing Ops) Sale 102,000 49.59 5,058,394
2006-10-30 Zewe David M (SVP, Diagnostic Testing Ops) Option Exercise 102,000 25.42 2,592,585
2006-10-26 Stanzione Daniel Purchase 1,000 49.73 49,726
2006-05-22 Mohapatra Surya N (Chairman, President & CEO) Sale 76,179 57.02 4,343,810
2006-05-22 Mohapatra Surya N (Chairman, President & CEO) Option Exercise 84,940 5.68 482,034
2006-05-17 Ziegler John B Sale 5,390 58.70 316,393
2006-05-17 Ziegler John B Option Exercise 10,000 15.03 150,313
2006-05-12 Prevoznik Michael E (Senior VP & General Counsel) Sale 36,320 57.88 2,102,190
2006-05-12 Prevoznik Michael E (Senior VP & General Counsel) Option Exercise 41,000 6.58 269,985
2006-05-11 Prevoznik Michael E (Senior VP & General Counsel) Sale 6,000 58.03 348,159
2006-05-11 Hagemann Robert (SVP & Chief Financial Officer) Sale 113,468 57.78 6,556,112
2006-05-11 Hagemann Robert (SVP & Chief Financial Officer) Option Exercise 127,188 20.69 2,631,200
2006-05-10 Hagemann Robert (SVP & Chief Financial Officer) Sale 32,312 58.25 1,882,208
2006-02-22 Peters Robert E (VP, Sales & Marketing) Sale 57,647 53.15 3,063,845
2006-02-22 Peters Robert E (VP, Sales & Marketing) Option Exercise 69,767 30.37 2,118,544
2005-05-16 Flaherty James F Iii Sale 5,000 106.26 531,285

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of QUEST DIAGNOSTICS INC (symbol DGX, CIK number 1022079) see the Securities and Exchange Commission (SEC) website.

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