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Insider Trading: AMERICAN DENTAL PARTNERS INC
Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of AMERICAN DENTAL PARTNERS INC in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of AMERICAN DENTAL PARTNERS INC since year 2005. Table 2 shows the detailed insider transactions of AMERICAN DENTAL PARTNERS INC since 2005.
The reporting company's ticker symbol is ADPI.
The reporting company's CIK number is 1028087.
The total value of stock buying since 2005 is $63,149.
The total value of stock sales is $17,234,156.
The total value of stock exercises is $1,768,873.
1 year stock price chart,
1 day stock price chart
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Figure 1. Monthly insider transaction values at AMERICAN DENTAL PARTNERS INC (ADPI) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Figure 2. Average prices of insider buys, sales, and option exercises at AMERICAN DENTAL PARTNERS INC (ADPI) in the past 24 months. See table 2 for insider transaction details.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for AMERICAN DENTAL PARTNERS INC (ADPI).
Trading Period
year-month |
Insider Buying
Shares Value ($) |
Insider Sales
Shares Value ($) |
Option Exercises
Shares Value ($) |
| 2008-05 | 0 | 0 | 10,875 | 123,977 | 10,875 | 87,736 |
| 2007-11 | 0 | 0 | 0 | 0 | 3,750 | 32,512 |
| 2007-07 | 0 | 0 | 0 | 0 | 4,500 | 42,525 |
| 2007-06 | 0 | 0 | 96,007 | 2,540,354 | 0 | 0 |
| 2007-05 | 0 | 0 | 260,794 | 6,591,395 | 182,443 | 977,293 |
| 2007-04 | 0 | 0 | 51,658 | 1,093,483 | 0 | 0 |
| 2007-03 | 0 | 0 | 68,034 | 1,365,160 | 65,534 | 314,415 |
| 2006-12 | 0 | 0 | 22,829 | 413,442 | 1,871 | 29,473 |
| 2006-11 | 0 | 0 | 35,179 | 659,564 | 35,179 | 284,919 |
| 2006-06 | 0 | 0 | 91,759 | 2,467,610 | 0 | 0 |
| 2006-02 | 5,684 | 63,149 | 0 | 0 | 0 | 0 |
| 2005-10 | 0 | 0 | 10,660 | 327,008 | 0 | 0 |
| 2005-09 | 0 | 0 | 20,100 | 698,185 | 0 | 0 |
| 2005-08 | 0 | 0 | 12,000 | 365,792 | 0 | 0 |
| 2005-03 | 0 | 0 | 26,300 | 588,186 | 0 | 0 |
Table 2. Detailed insider stock purchases, sales, and option exercises
for AMERICAN DENTAL PARTNERS INC (ADPI)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2008-05-02 | Mannion Martin J | Sale | 10,875 | 11.40 | 123,977 |
| 2008-05-02 | Mannion Martin J | Option Exercise | 10,875 | 8.07 | 87,736 |
| 2007-11-30 | Kelly James Timothy (Director) | Option Exercise | 3,750 | 8.67 | 32,512 |
| 2007-07-19 | Kelly James Timothy (Director) | Option Exercise | 4,500 | 9.45 | 42,525 |
| 2007-06-28 | Stadium Capital Partners L P (10% Owner) | Sale | 837 | 26.25 | 21,974 |
| 2007-06-27 | Stadium Capital Partners L P (10% Owner) | Sale | 39,602 | 26.48 | 1,048,630 |
| 2007-06-26 | Stadium Capital Partners L P (10% Owner) | Sale | 8,570 | 26.81 | 229,799 |
| 2007-06-13 | Stadium Capital Partners L P (10% Owner) | Sale | 775 | 27.07 | 20,979 |
| 2007-06-12 | Stadium Capital Partners L P (10% Owner) | Sale | 1,923 | 27.02 | 51,951 |
| 2007-06-06 | Stadium Capital Partners L P (10% Owner) | Sale | 16,785 | 26.10 | 438,058 |
| 2007-06-05 | Stadium Capital Partners L P (10% Owner) | Sale | 9,357 | 26.04 | 243,697 |
| 2007-06-04 | Stadium Capital Partners L P (10% Owner) | Sale | 13,934 | 26.93 | 375,229 |
| 2007-06-01 | Stadium Capital Partners L P (10% Owner) | Sale | 4,224 | 26.05 | 110,037 |
| 2007-05-31 | Stadium Capital Partners L P (10% Owner) | Sale | 4,810 | 25.81 | 124,155 |
| 2007-05-30 | Stadium Capital Partners L P (10% Owner) | Sale | 928 | 25.79 | 23,934 |
| 2007-05-25 | Stadium Capital Partners L P (10% Owner) | Sale | 1,033 | 26.14 | 27,002 |
| 2007-05-24 | Stadium Capital Partners L P (10% Owner) | Sale | 4,932 | 26.22 | 129,297 |
| 2007-05-23 | Stadium Capital Partners L P (10% Owner) | Sale | 2,101 | 26.30 | 55,246 |
| 2007-05-18 | Stadium Capital Partners L P (10% Owner) | Sale | 1,201 | 27.05 | 32,484 |
| 2007-05-16 | Stadium Capital Partners L P (10% Owner) | Sale | 1,303 | 27.02 | 35,208 |
| 2007-05-14 | Stadium Capital Partners L P (10% Owner) | Sale | 369 | 27.19 | 10,033 |
| 2007-05-11 | Stadium Capital Partners L P (10% Owner) | Sale | 1,350 | 27.00 | 36,450 |
| 2007-05-10 | Feigh Breht T (Executive VP - CFO) | Sale | 5,000 | 27.25 | 136,250 |
| 2007-05-10 | Feigh Breht T (Executive VP - CFO) | Option Exercise | 5,000 | 4.63 | 23,150 |
| 2007-05-09 | Stadium Capital Partners L P (10% Owner) | Sale | 10,560 | 26.04 | 274,960 |
| 2007-05-08 | Serrao Gregory A (Chief Executive Officer) | Sale | 38,024 | 25.30 | 962,045 |
| 2007-05-08 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 38,024 | 5.99 | 227,763 |
| 2007-05-08 | Stadium Capital Partners L P (10% Owner) | Sale | 28,891 | 25.30 | 730,872 |
| 2007-05-07 | Vaughan Michael J (Executive VP - COO) | Sale | 14,175 | 25.05 | 355,070 |
| 2007-05-07 | Vaughan Michael J (Executive VP - COO) | Option Exercise | 14,175 | 5.50 | 77,962 |
| 2007-05-07 | Serrao Gregory A (Chief Executive Officer) | Sale | 41,127 | 25.01 | 1,028,421 |
| 2007-05-07 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 41,127 | 5.48 | 225,513 |
| 2007-05-04 | Vaughan Michael J (Executive VP - COO) | Sale | 6,168 | 25.37 | 156,493 |
| 2007-05-04 | Vaughan Michael J (Executive VP - COO) | Option Exercise | 6,168 | 5.23 | 32,258 |
| 2007-05-04 | Serrao Gregory A (Chief Executive Officer) | Sale | 3,600 | 25.35 | 91,257 |
| 2007-05-04 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 3,600 | 5.23 | 18,828 |
| 2007-05-03 | Feigh Breht T (Executive VP - CFO) | Sale | 5,000 | 25.10 | 125,500 |
| 2007-05-03 | Feigh Breht T (Executive VP - CFO) | Option Exercise | 5,000 | 4.63 | 23,150 |
| 2007-05-03 | Vaughan Michael J (Executive VP - COO) | Sale | 52,100 | 25.48 | 1,327,351 |
| 2007-05-03 | Vaughan Michael J (Executive VP - COO) | Option Exercise | 52,100 | 4.96 | 258,285 |
| 2007-05-03 | Serrao Gregory A (Chief Executive Officer) | Sale | 17,249 | 23.64 | 407,757 |
| 2007-05-03 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 17,249 | 5.24 | 90,384 |
| 2007-05-02 | Stadium Capital Partners L P (10% Owner) | Sale | 7,263 | 26.42 | 191,889 |
| 2007-05-01 | Stadium Capital Partners L P (10% Owner) | Sale | 13,610 | 24.23 | 329,721 |
| 2007-04-24 | Stadium Capital Partners L P (10% Owner) | Sale | 1,455 | 21.07 | 30,649 |
| 2007-04-23 | Stadium Capital Partners L P (10% Owner) | Sale | 2,324 | 21.18 | 49,230 |
| 2007-04-20 | Stadium Capital Partners L P (10% Owner) | Sale | 16,794 | 21.48 | 360,819 |
| 2007-04-11 | Stadium Capital Partners L P (10% Owner) | Sale | 12,268 | 21.00 | 257,628 |
| 2007-04-10 | Stadium Capital Partners L P (10% Owner) | Sale | 18,817 | 21.00 | 395,157 |
| 2007-03-16 | Feigh Breht T (Executive VP - CFO) | Sale | 12,363 | 19.99 | 247,143 |
| 2007-03-16 | Feigh Breht T (Executive VP - CFO) | Option Exercise | 9,863 | 4.70 | 46,323 |
| 2007-03-16 | Serrao Gregory A (Chief Executive Officer) | Sale | 14,557 | 20.04 | 291,649 |
| 2007-03-16 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 14,557 | 5.00 | 72,785 |
| 2007-03-15 | Serrao Gregory A (Chief Executive Officer) | Sale | 7,300 | 20.07 | 146,520 |
| 2007-03-15 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 7,300 | 4.75 | 34,675 |
| 2007-03-14 | Serrao Gregory A (Chief Executive Officer) | Sale | 21,370 | 20.01 | 427,613 |
| 2007-03-14 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 21,370 | 4.75 | 101,507 |
| 2007-03-13 | Feigh Breht T (Executive VP - CFO) | Sale | 200 | 20.25 | 4,050 |
| 2007-03-13 | Feigh Breht T (Executive VP - CFO) | Option Exercise | 200 | 4.83 | 966 |
| 2007-03-13 | Serrao Gregory A (Chief Executive Officer) | Sale | 12,244 | 20.27 | 248,185 |
| 2007-03-13 | Serrao Gregory A (Chief Executive Officer) | Option Exercise | 12,244 | 4.75 | 58,159 |
| 2006-12-13 | Hunter Robert E (Director) | Sale | 7,768 | 18.01 | 139,899 |
| 2006-12-12 | Hunter Robert E (Director) | Sale | 9,768 | 18.09 | 176,662 |
| 2006-12-11 | Hunter Robert E (Director) | Sale | 2,900 | 18.12 | 52,548 |
| 2006-12-11 | Kelly James Timothy (Director) | Sale | 522 | 18.51 | 9,662 |
| 2006-12-05 | Mannion Martin J | Sale | 1,871 | 18.53 | 34,671 |
| 2006-12-05 | Mannion Martin J | Option Exercise | 1,871 | 15.75 | 29,473 |
| 2006-11-29 | Mannion Martin J | Sale | 1,000 | 18.51 | 18,511 |
| 2006-11-29 | Mannion Martin J | Option Exercise | 1,000 | 15.75 | 15,753 |
| 2006-11-28 | Mannion Martin J | Sale | 529 | 18.50 | 9,786 |
| 2006-11-28 | Mannion Martin J | Option Exercise | 529 | 15.75 | 8,333 |
| 2006-11-22 | Mannion Martin J | Sale | 6,112 | 18.63 | 113,876 |
| 2006-11-22 | Mannion Martin J | Option Exercise | 6,112 | 12.33 | 75,339 |
| 2006-11-21 | Mannion Martin J | Sale | 13,988 | 18.75 | 262,309 |
| 2006-11-21 | Mannion Martin J | Option Exercise | 13,988 | 7.46 | 104,305 |
| 2006-11-20 | Mannion Martin J | Sale | 3,350 | 18.75 | 62,812 |
| 2006-11-20 | Mannion Martin J | Option Exercise | 3,350 | 5.99 | 20,056 |
| 2006-11-17 | Mannion Martin J | Sale | 10,200 | 18.85 | 192,270 |
| 2006-11-17 | Mannion Martin J | Option Exercise | 10,200 | 5.99 | 61,133 |
| 2006-06-26 | Stadium Capital Partners L P (10% Owner) | Sale | 91,759 | 26.89 | 2,467,610 |
| 2006-02-07 | Stadium Capital Partners L P (10% Owner) | Purchase | 5,684 | 11.11 | 63,149 |
| 2005-10-25 | Stadium Capital Partners L P (10% Owner) | Sale | 2,360 | 22.83 | 53,888 |
| 2005-10-20 | Stadium Capital Partners L P (10% Owner) | Sale | 800 | 22.65 | 18,120 |
| 2005-10-14 | Stadium Capital Partners L P (10% Owner) | Sale | 300 | 34.00 | 10,200 |
| 2005-10-04 | Stadium Capital Partners L P (10% Owner) | Sale | 7,200 | 34.00 | 244,800 |
| 2005-09-21 | Stadium Capital Partners L P (10% Owner) | Sale | 5,000 | 34.69 | 173,460 |
| 2005-09-20 | Stadium Capital Partners L P (10% Owner) | Sale | 15,100 | 34.75 | 524,725 |
| 2005-08-29 | Swenson Peter G (VP - Market Developm) | Sale | 1,000 | 29.53 | 29,530 |
| 2005-08-25 | Swenson Peter G (VP - Market Developm) | Sale | 3,000 | 28.93 | 86,793 |
| 2005-08-16 | Swenson Peter G (VP - Market Developm) | Sale | 800 | 32.00 | 25,600 |
| 2005-08-15 | Swenson Peter G (VP - Market Developm) | Sale | 7,200 | 31.09 | 223,869 |
| 2005-03-17 | Mannion Martin J (Director) | Sale | 10,300 | 22.92 | 236,106 |
| 2005-03-09 | Serrao Gregory A (Chief Executive Officer) | Sale | 16,000 | 22.00 | 352,080 |
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 AMERICAN DENTAL PARTNERS INC (symbol ADPI,
CIK number 1028087) see
the Securities and Exchange Commission (SEC) website.
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