Stone Mark J Insider Trades

Insider Trading History

Track insider trading activity for Stone Mark J. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $0 0 shares
Last Trade
Aug 10, 2012 Sale (Open Market)Shares sold on the open market or in a private sale.
$10.1k 2,059 shares
$4.92
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $25.2k 3,200 shares
Last Trade
Feb 28, 2012 Sale (Open Market)Shares sold on the open market or in a private sale.
$53.2k 6,700 shares
$7.94
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $78k 9,900 shares
Last Trade
Feb 27, 2012 Sale (Open Market)Shares sold on the open market or in a private sale.
$750 100 shares
$7.50
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $31.5k 4,000 shares
Last Trade
Sep 01, 2011 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$32.9k 4,000 shares
$8.22
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $63k 8,000 shares
Last Trade
Aug 31, 2011 Sale (Open Market)Shares sold on the open market or in a private sale.
$16.5k 2,000 shares
$8.22
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $78.8k 10,000 shares
Last Trade
Aug 31, 2011 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$16k 2,000 shares
$8.01
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $0 0 shares
Last Trade
Aug 31, 2011 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$16k 2,000 shares
$8.01
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $78.8k 10,000 shares
Last Trade
Nov 29, 2010 Sale (Open Market)Shares sold on the open market or in a private sale.
$14.1k 2,000 shares
$7.04
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $31.5k 4,000 shares
Last Trade
Sep 01, 2010 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$19.5k 4,000 shares
$4.88
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $0 0 shares
Last Trade
Aug 30, 2010 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$9.4k 2,000 shares
$4.70
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $94.6k 12,000 shares
Last Trade
Aug 30, 2010 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$9.4k 2,000 shares
$4.70
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $0 0 shares
Last Trade
Aug 30, 2010 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$9.4k 2,000 shares
$4.70
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $15.8k 2,000 shares
Last Trade
Aug 30, 2010 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$9.4k 2,000 shares
$4.70
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $31.5k 4,000 shares
Last Trade
Sep 01, 2009 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$17k 4,000 shares
$4.25
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $31.5k 4,000 shares
Last Trade
Sep 01, 2008 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$26.1k 4,000 shares
$6.53
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $31.5k 4,000 shares
Last Trade
Sep 01, 2008 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$26.1k 4,000 shares
$6.53
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $15.8k 2,000 shares
Last Trade
Sep 01, 2007 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$19.5k 2,000 shares
$9.75
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $7.88k 1,000 shares
Last Trade
Aug 21, 2007 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$8.2k 1,000 shares
$8.20
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $15.8k 2,000 shares
Last Trade
Aug 21, 2007 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$16.4k 2,000 shares
$8.20
$7.88
Northern Technologies International
Northern Technologies International NTIC
Director
Holding Value $3.94k 500 shares
Last Trade
Aug 14, 2007 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$4.25k 500 shares
$8.50
$7.88

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