CHANG JUNG HERNG

CIK 00012499501 companySUNNYVALE, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001249950

Recent Transactions

37 trades

Award
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2007-08-09+100,000→ 100,000 total
Disposition to Issuer
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2006-12-28−190,000→ 190,000 total
Award
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2006-12-28+190,000→ 190,000 total
Award
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-07-26+80,000→ 80,000 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-18$2.88/sh+15,000→ 113,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-05-18−15,000→ 37,500 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-18$19.49/sh−15,000→ 63,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-05-17−12,500→ 0 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$2.33/sh+12,500→ 75,610 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-05-17−7,500→ 67,500 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$2.88/sh+15,000→ 98,110 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$18.99/sh−12,500→ 100,610 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$18.99/sh−7,500→ 93,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-05-17−15,000→ 52,500 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$2.88/sh+7,500→ 83,110 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-05-17$18.74/sh−15,000→ 78,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-07$2.33/sh+2,500→ 90,610 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-07$17.99/sh−12,500→ 65,610 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-07$2.33/sh+12,500→ 88,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option
2005-02-07−12,500→ 0 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-02-07−2,500→ 57,500 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-07$17.99/sh−2,500→ 63,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-04$2.33/sh+12,500→ 75,610 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-02-04$17.99/sh−12,500→ 78,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-02-04−12,500→ 12,500 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-01-26$17.99/sh−7,500→ 63,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-01-26$2.33/sh+7,500→ 73,110 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-01-26−2,500→ 0 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2005-01-26$2.25/sh+2,500→ 65,610 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2005-01-26$17.99/sh−2,500→ 70,610 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2005-01-26−7,500→ 22,500 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2003-10-30$3.50/sh+10,000→ 101,547 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2003-10-30$23.06/sh−50,000→ 51,547 total
Sale
TRIDENT MICROSYSTEMS INC
Common Stock
2003-10-30$23.06/sh−10,000→ 41,547 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Common Stock
2003-10-30$3.50/sh+50,000→ 91,547 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2003-10-30−50,000→ 0 total
Exercise/Conversion
TRIDENT MICROSYSTEMS INC
Employee Stock Option (right to buy)
2003-10-30−10,000→ 0 total

Companies

TRIDENT MICROSYSTEMS INC
President,Trident Technologies

Recent Filings

Address

1090 EAST ARQUES AVENUE

SUNNYVALE, CA, 94085-4601

View on SEC.gov