Michael Tsang Insider Trading Transactions
FREE EMAIL WATCHDOG
Get free email notifications about insider trading for Michael Tsang.
- Your email is safe with us.
- The service is free and you can unsubscribe at any time.
General | Insider Transactions | Monthly Overview
Get the latest insider transactions of Michael Tsang. Michael Tsang is V.P. Standard Products in SUPERTEX INC ($SUPX) and VP Standard Products in SUPERTEX INC ($SUPX) and VP, Operations & Product Eng in SUPERTEX INC ($SUPX) and VP, Operations & Product Eng. in SUPERTEX INC ($SUPX) and VP, OPERATIONS AND PROD. ENG. in SUPERTEX INC ($SUPX) and VP, Standard Products in SUPERTEX INC ($SUPX).
Latest Insider Trading Transactions of Michael Tsang
| 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 |
Page: 1
| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 11 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 20.85 | 10,500 | 218,925 | 36,000 | |
| Feb 11 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Sell | S | 33.00 | 10,500 | 346,500 | 0 | 10.5 K to 0 (-100.00 %) |
| Feb 11 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Buy | M | 20.85 | 10,500 | 218,925 | 10,500 | 0 to 10.5 K |
| Jan 30 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 20.85 | 3,500 | 72,975 | 22,500 | |
| Jan 30 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Sell | S | 27.00 | 3,500 | 94,500 | 0 | 3.5 K to 0 (-100.00 %) |
| Jan 30 2014 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Buy | M | 20.85 | 3,500 | 72,975 | 3,500 | 0 to 3.5 K |
| Sep 04 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | A | 23.06 | 10,000 | 230,600 | 10,000 | |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 20.85 | 7,000 | 145,950 | 40,000 | |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 20.85 | 7,000 | 145,950 | 47,000 | |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Sell | S | 27.00 | 7,000 | 189,000 | 0 | 7 K to 0 (-100.00 %) |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Buy | M | 20.85 | 7,000 | 145,950 | 7,000 | 0 to 7 K |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Sell | S | 26.50 | 7,000 | 185,500 | 0 | 7 K to 0 (-100.00 %) |
| Jul 31 2013 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Buy | M | 20.85 | 7,000 | 145,950 | 7,000 | 0 to 7 K |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 17.39 | 1,000 | 17,390 | 69,000 | |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 17.39 | 1,000 | 17,390 | 70,000 | |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 17.39 | 1,000 | 17,390 | 71,000 | |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 17.39 | 1,000 | 17,390 | 72,000 | |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Option Exercise | M | 17.39 | 1,000 | 17,390 | 73,000 | |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Sell | S | 19.00 | 5,000 | 95,000 | 0 | 5 K to 0 (-100.00 %) |
| Feb 01 2012 | SUPX | SUPERTEX INC | Tsang Michael | VP, Operations & Pr ... | Buy | M | 17.39 | 5,000 | 86,950 | 5,000 | 0 to 5 K |
| Sep 06 2011 | SUPX | SUPERTEX INC | Tsang Michael | VP, OPERATIONS AND ... | Option Exercise | A | 19.51 | 7,000 | 136,570 | 74,000 | |
| Sep 06 2011 | SUPX | SUPERTEX INC | Tsang Michael | VP, OPERATIONS AND ... | Option Exercise | A | 19.51 | 7,000 | 136,570 | 67,000 | |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 15.67 | 2,000 | 31,340 | 60,000 | |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 17.34 | 2,000 | 34,680 | 62,000 | |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 26.00 | 2,000 | 52,000 | 0 | 2 K to 0 (-100.00 %) |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 15.67 | 2,000 | 31,340 | 2,000 | 0 to 2 K |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 25.25 | 2,000 | 50,500 | 0 | 2 K to 0 (-100.00 %) |
| Jul 29 2010 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 17.34 | 2,000 | 34,680 | 2,000 | 0 to 2 K |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 11.30 | 1,500 | 16,950 | 64,000 | |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.40 | 200 | 4,880 | 0 | 200 to 0 (-100.00 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.33 | 100 | 2,433 | 200 | 300 to 200 (-33.33 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.42 | 100 | 2,442 | 300 | 400 to 300 (-25.00 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.26 | 100 | 2,426 | 400 | 500 to 400 (-20.00 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.27 | 600 | 14,562 | 500 | 1.1 K to 500 (-54.55 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 24.42 | 400 | 9,768 | 1,100 | 1.5 K to 1.1 K (-26.67 %) |
| May 27 2009 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 11.30 | 1,500 | 16,950 | 1,500 | 0 to 1.5 K |
| Dec 16 2008 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | A | 20.85 | 35,000 | 729,750 | 65,500 | |
| Mar 12 2008 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | A | 33.95 | 5,000 | 169,750 | 30,500 | |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 15.67 | 1,000 | 15,670 | 25,500 | |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 17.34 | 1,000 | 17,340 | 26,500 | |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 33.91 | 1,000 | 33,913 | 0 | 1,000 to 0 (-100.00 %) |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 33.93 | 1,000 | 33,928 | 1,000 | 2 K to 1,000 (-50.00 %) |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 15.67 | 1,000 | 15,670 | 2,000 | 1,000 to 2 K (+100.00 %) |
| Jun 07 2007 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 17.34 | 1,000 | 17,340 | 1,000 | 0 to 1,000 |
| Dec 08 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 15.67 | 1,000 | 15,670 | 27,500 | |
| Dec 08 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 43.77 | 100 | 4,377 | 0 | 100 to 0 (-100.00 %) |
| Dec 08 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 43.76 | 900 | 39,384 | 100 | 1,000 to 100 (-90.00 %) |
| Dec 08 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 15.67 | 1,000 | 15,670 | 1,000 | 0 to 1,000 |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | M | 15.67 | 1,000 | 15,670 | 30,500 | |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 47.98 | 444 | 21,303 | 0 | 444 to 0 (-100.00 %) |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 47.99 | 200 | 9,598 | 444 | 644 to 444 (-31.06 %) |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 48.00 | 256 | 12,288 | 644 | 900 to 644 (-28.44 %) |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 47.99 | 100 | 4,799 | 900 | 1,000 to 900 (-10.00 %) |
| Nov 22 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 15.67 | 1,000 | 15,670 | 1,000 | 0 to 1,000 |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | A | 17.34 | 2,000 | 34,680 | 29,500 | |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 45.48 | 1,574 | 71,586 | 0 | 1.6 K to 0 (-100.00 %) |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 45.49 | 100 | 4,549 | 1,574 | 1.7 K to 1.6 K (-5.97 %) |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 45.52 | 226 | 10,288 | 1,674 | 1.9 K to 1.7 K (-11.89 %) |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 45.53 | 100 | 4,553 | 1,900 | 2 K to 1.9 K (-5.00 %) |
| Nov 16 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 17.34 | 2,000 | 34,680 | 2,000 | 0 to 2 K |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | A | 11.30 | 2,000 | 22,600 | 31,500 | |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Option Exercise | A | 19.56 | 500 | 9,781 | 33,500 | |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.27 | 72 | 3,187 | 0 | 72 to 0 (-100.00 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.33 | 200 | 8,866 | 72 | 272 to 72 (-73.53 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.26 | 300 | 13,278 | 272 | 572 to 272 (-52.45 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.30 | 100 | 4,430 | 572 | 672 to 572 (-14.88 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.31 | 100 | 4,431 | 672 | 772 to 672 (-12.95 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.33 | 400 | 17,732 | 772 | 1.2 K to 772 (-34.13 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.34 | 200 | 8,868 | 1,172 | 1.4 K to 1.2 K (-14.58 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.35 | 200 | 8,870 | 1,372 | 1.6 K to 1.4 K (-12.72 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.37 | 300 | 13,311 | 1,572 | 1.9 K to 1.6 K (-16.03 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.42 | 200 | 8,884 | 1,872 | 2.1 K to 1.9 K (-9.65 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.44 | 200 | 8,888 | 2,072 | 2.3 K to 2.1 K (-8.80 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Sell | S | 44.48 | 500 | 22,240 | 2,272 | 2.8 K to 2.3 K (-18.04 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 11.30 | 2,000 | 22,600 | 2,772 | 772 to 2.8 K (+259.07 %) |
| Nov 01 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP, Standard Produc ... | Buy | M | 19.56 | 500 | 9,781 | 772 | 272 to 772 (+183.82 %) |
| May 03 2006 | SUPX | SUPERTEX INC | Tsang Michael | VP Standard Product ... | Buy | J | 31.14 | 272 | 8,471 | 272 | 0 to 272 |
| Apr 05 2006 | SUPX | SUPERTEX INC | Tsang Michael | V.P. Standard Produ ... | Option Exercise | A | 33.67 | 5,500 | 185,185 | 4,000 | |
| Apr 05 2006 | SUPX | SUPERTEX INC | Tsang Michael | V.P. Standard Produ ... | Option Exercise | A | 33.67 | 9,500 | 319,865 | 0 |
Page: 1