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Insider Trading: Sirtris Pharmaceuticals, Inc.
Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Sirtris Pharmaceuticals, Inc. in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of Sirtris Pharmaceuticals, Inc. since year 2005. Table 2 shows the detailed insider transactions of Sirtris Pharmaceuticals, Inc. since 2005.
The reporting company's ticker symbol is SIRT.
The reporting company's CIK number is 1388775.
The total value of stock buying since 2005 is $0.
The total value of stock sales is $2,457,752.
The total value of stock exercises is $228,395.
1 year stock price chart,
1 day stock price chart
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Figure 1. Monthly insider transaction values at Sirtris Pharmaceuticals, Inc. (SIRT) in the past 24 months.
The trade values of insider stock buys, sales, and option exercises are in logarithmic scale
as shown on the right axis labels.
The detailed monthly and daily insider transactions are listed in the 2 tables below.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Figure 2. Average prices of insider buys, sales, and option exercises at Sirtris Pharmaceuticals, Inc. (SIRT) in the past 24 months. See table 2 for insider transaction details.
08 09 10 11 12 01 2007 02 03 04 05 06 07 08 09 10 11 12 01 2008 02 03 04 05 06 07 -
Table 1. Monthly summaries of insider stock purchases, sales, and option exercises
for Sirtris Pharmaceuticals, Inc. (SIRT).
Trading Period
year-month |
Insider Buying
Shares Value ($) |
Insider Sales
Shares Value ($) |
Option Exercises
Shares Value ($) |
| 2008-05 | 0 | 0 | 0 | 0 | 292,271 | 217,146 |
| 2008-04 | 0 | 0 | 22,129 | 293,164 | 0 | 0 |
| 2008-03 | 0 | 0 | 15,500 | 178,858 | 0 | 0 |
| 2008-02 | 0 | 0 | 6,547 | 80,546 | 0 | 0 |
| 2008-01 | 0 | 0 | 129,075 | 1,709,576 | 0 | 0 |
| 2007-11 | 0 | 0 | 11,503 | 195,608 | 26,785 | 11,249 |
Table 2. Detailed insider stock purchases, sales, and option exercises
for Sirtris Pharmaceuticals, Inc. (SIRT)
| Trade Date |
Insider Name |
Trade Type |
Shares |
Price ($) |
Value ($) |
| 2008-05-29 | Westphal Christoph H (President and CEO) | Option Exercise | 181,796 | .76 | 138,164 |
| 2008-05-28 | Brannelly Paul (VP Finance, Treasurer) | Option Exercise | 14,643 | .42 | 6,150 |
| 2008-05-27 | Elliott Peter (Senior VP, Head of Development) | Option Exercise | 95,832 | .76 | 72,832 |
| 2008-04-11 | Sinclair David | Sale | 10,100 | 13.28 | 133,382 |
| 2008-04-10 | Sinclair David | Sale | 9,900 | 13.25 | 131,222 |
| 2008-03-05 | Westphal Christoph H (President and CEO) | Sale | 6,810 | 11.55 | 78,648 |
| 2008-03-04 | Westphal Christoph H (President and CEO) | Sale | 8,690 | 11.53 | 100,210 |
| 2008-02-06 | Brannelly Paul (VP Finance, Treasurer) | Sale | 6,547 | 12.30 | 80,546 |
| 2008-01-24 | Brannelly Paul (VP Finance, Treasurer) | Sale | 13,096 | 12.81 | 167,774 |
| 2008-01-22 | Jirousek Michael (Senior VP, Research) | Sale | 20,000 | 12.57 | 249,655 |
| 2008-01-10 | Sinclair David | Sale | 10,000 | 13.81 | 138,112 |
| 2008-01-08 | Westphal Christoph H (President and CEO) | Sale | 40,000 | 13.93 | 557,253 |
| 2007-11-30 | Schimmel Paul | Sale | 11,503 | 17.00 | 195,608 |
| 2007-11-30 | Schimmel Paul | Option Exercise | 26,785 | .42 | 11,249 |
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 Sirtris Pharmaceuticals, Inc. (symbol SIRT,
CIK number 1388775) see
the Securities and Exchange Commission (SEC) website.
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