NeoMagic Stock Insider Power
Based on the 40 latest insides trades, we have calculated the insider power to be negative at 0. In total, the insiders bought 2.63M and sold 3.23M NMGC shares in the last 40 trades. The insider score can be negative despite buy/sell ratio being positive. The score focuses on the quality of the trades.
Insider Power
|
0 |
| ● Buy | 2.63M shares |
| ● Sell | 3.23M shares |
|
50% Buy Activity
Negligible or No Correlation
|
|
No Significant SignalsNo statistically significant buy or sell signals detected in recent insider data. |
|
Historical Insider Trades
| Date | Type | Person | Role | Amount |
|---|---|---|---|---|
|
Jun 06, 2011 Buy |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
575 000 Value: $2.99M |
||
|
Jun 06, 2011 Buy |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
575 000 Value: $2.99M |
||
|
Sep 24, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
710 059 Value: $19.5K |
||
|
Sep 24, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
755 572 Value: $31.7K |
||
|
Sep 24, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
755 572 Value: $31.7K |
||
|
Sep 24, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
710 059 Value: $19.5K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
18 333 Value: $27.7K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
18 333 Value: $27.7K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
5 000 Value: $9K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
5 000 Value: $32.8K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
5 000 Value: $32.8K |
||
|
Jun 24, 2008 Sell |
Valenzuela Steve Director |
5 000 Value: $9K |
||
|
Apr 04, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
1 000 Value: $2K |
||
|
Apr 04, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
1 000 Value: $2K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
1 500 Value: $3K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
22 226 Value: $37.2K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
92 041 Value: $143.1K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
92 041 Value: $143.1K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
22 226 Value: $37.2K |
||
|
Apr 03, 2008 Sell |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
1 500 Value: $3K |
||
|
Feb 04, 2008 Buy |
Valenzuela Steve Director |
22 000 Value: $33.2K |
||
|
Feb 04, 2008 Buy |
Valenzuela Steve Director |
22 000 Value: $33.2K |
||
|
Dec 06, 2007 Buy |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
575 000 Value: $2.99M |
||
|
Dec 06, 2007 Buy |
Marxe Austin W & Greenhouse David M 10 Percent Owner |
575 000 Value: $2.99M |
||
|
Dec 18, 2006 Buy |
Valenzuela Steve Director |
20 000 Value: $131.2K |
About Insider Power
Insider Power is a proprietary algorithm developed by StockInvest.us to evaluate the significance of insider transactions. The calculation considers the size, type, and timing of transactions, as well as the insider’s role within the company.
It is important to note that, in general, there is little to no correlation between insider transactions and short-term stock price movements. In one of our studies, only 0.22%* of stocks with insider activity showed a measurable correlation — and even then, it was unclear whether the effect was caused by insider actions or simply by the stock’s broader trend.
While our algorithms are designed to highlight potentially meaningful signals, these cannot be regarded as statistically significant on their own. Insider trading activity should therefore be seen as informative rather than as direct trading guidance. The Insider Power metric was created to present this information in a clearer and more accessible way, helping investors better understand the possible context of insider activity.
* October 6th, 2025 - Tested on 5562 stocks
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