KIRK A RICHTER Insider Trading Transactions
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General | Insider Transactions | Monthly Overview
Get the latest insider transactions of KIRK A RICHTER. KIRK A RICHTER is Treasurer in SIGMA ALDRICH CORP ($SIAL) and VP & Treasurer in SIGMA ALDRICH CORP ($SIAL) and VP, Treasurer & Interim CFO in SIGMA ALDRICH CORP ($SIAL).
Latest Insider Trading Transactions of KIRK A RICHTER
| 1 Week | 2 Weeks | 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | |
|---|---|---|---|---|---|---|---|
| No. of Purchases | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Purchases ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| No. of Sales | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Value of Sales ($) | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Option Exercise | M | 25.32 | 9,000 | 227,835 | 0 | |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Option Exercise | M | 25.32 | 11,000 | 278,465 | 0 | |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Option Exercise | A | 70.32 | 1,422 | 99,995 | 1,422 | |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Option Exercise | A | 70.32 | 6,678 | 469,597 | 6,678 | |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Gift | G | 0.00 | 1,450 | 0 | 77,834 | 79.3 K to 77.8 K (-1.83 %) |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Sell | S | 70.00 | 18,500 | 1,295,000 | 79,284 | 97.8 K to 79.3 K (-18.92 %) |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Buy | M | 25.32 | 9,000 | 227,835 | 97,784 | 88.8 K to 97.8 K (+10.14 %) |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Buy | M | 25.32 | 11,000 | 278,465 | 88,784 | 77.8 K to 88.8 K (+14.14 %) |
| Feb 16 2012 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Grant | A | 0.00 | 927 | 0 | 77,784 | 76.9 K to 77.8 K (+1.21 %) |
| Feb 22 2011 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP, Treasurer & Int ... | Grant | A | 62.49 | 675 | 42,181 | 78,557 | 77.9 K to 78.6 K (+0.87 %) |
| Feb 16 2011 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP, Treasurer & Int ... | Option Exercise | A | 62.49 | 7,950 | 496,796 | 7,950 | |
| Feb 16 2011 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP, Treasurer & Int ... | Option Exercise | A | 62.49 | 1,600 | 99,984 | 1,600 | |
| Sep 02 2010 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Option Exercise | M | 18.25 | 24,000 | 438,000 | 0 | |
| Sep 02 2010 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Gift | G | 52.92 | 1,900 | 100,539 | 77,882 | 79.8 K to 77.9 K (-2.38 %) |
| Sep 02 2010 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Sell | S | 53.00 | 24,000 | 1,272,000 | 79,782 | 103.8 K to 79.8 K (-23.13 %) |
| Sep 02 2010 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | VP & Treasurer | Buy | M | 18.25 | 24,000 | 438,000 | 103,782 | 79.8 K to 103.8 K (+30.08 %) |
| Mar 04 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | M | 13.44 | 6,600 | 88,688 | 0 | |
| Mar 04 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 33.74 | 6,600 | 222,684 | 80,182 | 86.8 K to 80.2 K (-7.61 %) |
| Mar 04 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Buy | M | 13.44 | 6,600 | 88,688 | 86,782 | 80.2 K to 86.8 K (+8.23 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | M | 13.44 | 2,600 | 34,938 | 0 | |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | M | 13.44 | 800 | 10,750 | 6,600 | |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.09 | 100 | 3,609 | 80,182 | 80.3 K to 80.2 K (-0.12 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.07 | 400 | 14,428 | 80,282 | 80.7 K to 80.3 K (-0.50 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.06 | 100 | 3,606 | 80,682 | 80.8 K to 80.7 K (-0.12 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.03 | 300 | 10,809 | 80,782 | 81.1 K to 80.8 K (-0.37 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.02 | 400 | 14,408 | 81,082 | 81.5 K to 81.1 K (-0.49 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.01 | 600 | 21,606 | 81,482 | 82.1 K to 81.5 K (-0.73 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | S | 36.00 | 1,500 | 54,000 | 82,082 | 83.6 K to 82.1 K (-1.79 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Buy | M | 13.44 | 2,600 | 34,938 | 83,582 | 81 K to 83.6 K (+3.21 %) |
| Mar 02 2009 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Buy | M | 13.44 | 800 | 10,750 | 80,982 | 80.2 K to 81 K (+1.00 %) |
| Feb 19 2008 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | A | 52.76 | 4,650 | 245,334 | 4,650 | |
| Feb 19 2008 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | A | 52.76 | 1,850 | 97,606 | 1,850 | |
| Aug 05 2003 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Option Exercise | M | 18.13 | 4,000 | 72,500 | 0 | |
| Aug 05 2003 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Buy | M | 18.13 | 4,000 | 72,500 | 46,633 | 42.6 K to 46.6 K (+9.38 %) |
| Aug 05 2003 | SIAL | SIGMA ALDRICH CORP | RICHTER KIRK A | Treasurer | Sell | M | 56.14 | 1,291 | 72,477 | 42,633 | 43.9 K to 42.6 K (-2.94 %) |
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