Staszak Jeffrey

CIK 00012944971 companyFREMONT, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001294497

Recent Transactions

50 trades

Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2013-10-01−13,395→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−18,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−72,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−72,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2013-10-01−84,500→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2013-10-01−84,500→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−75,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−115,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−90,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−95,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−83,125→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2013-10-01−13,395→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−75,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−115,000→ 0 total
Disposition to Issuer
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-10-01−18,000→ 0 total
Award
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2013-01-28+115,000→ 115,000 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-04-02$33.42/sh−20,000→ 84,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-03-01$30.80/sh−10,000→ 104,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-02-09$32.00/sh−75,000→ 114,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-02-03$31.02/sh−25,000→ 189,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-02-01$30.15/sh−10,000→ 214,500 total
Award
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2012-01-27+125,000→ 125,000 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2012-01-03$26.18/sh−10,000→ 224,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-12-05$25.00/sh−10,000→ 234,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-11-04$25.00/sh−10,000→ 244,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-10-27$25.00/sh−20,000→ 276,645 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-10-26$23.21/sh−50,000→ 296,645 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-08-01$25.32/sh−10,000→ 7,250 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-07-26$25.00/sh−20,000→ 17,250 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-06-16$5.00/sh+6,250→ 345,645 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2011-06-16−6,250→ 6,250 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-06-16$22.16/sh−6,250→ 339,395 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2011-05-16−6,250→ 676,250 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-05-16$25.32/sh−6,250→ 339,395 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-05-16$5.00/sh+6,250→ 345,645 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2011-04-18−6,250→ 682,500 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-04-18$23.53/sh−6,250→ 339,395 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-04-18$5.00/sh+6,250→ 345,645 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-03-16$5.00/sh+6,250→ 345,645 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2011-03-16−6,250→ 688,750 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-03-16$22.87/sh−6,250→ 339,395 total
Exercise/Conversion
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-02-16$5.00/sh+6,250→ 345,645 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-02-16$25.98/sh−6,250→ 339,395 total
Award
VOLTERRA SEMICONDUCTOR CORP
Stock Option (right to buy)
2011-01-28+140,000→ 701,250 total
Sale
VOLTERRA SEMICONDUCTOR CORP
Common Stock
2011-01-18$26.31/sh−6,250→ 339,395 total

Companies

VOLTERRA SEMICONDUCTOR CORP
Director, President, CEO

Recent Filings

Address

C/O VOLTERRA SEMICONDUCTOR CORPORATION 47467 FREMONT BLVD.

FREMONT, CA, 94538

View on SEC.gov