Pappis Charles C

CIK 00014753452 companiesFREMONT, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001475345

Recent Transactions

34 trades

Award
ACM Research, Inc.$ACMR
Restricted Stock Units
2026-08-12+728→ 728 total
Award
ACM Research, Inc.$ACMR
Stock Option
2026-08-12+6,400→ 6,400 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2026-04-17−5,000→ 0 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2026-04-17$29.18/sh+5,000→ 5,000 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2026-04-17$52.00/sh−5,000→ 0 total
Sale
ACM Research, Inc.$ACMR
Class A Common Stock
2026-03-05$50.09/sh−5,000→ 0 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Stock Option
2026-03-05−5,000→ 5,000 total
Exercise/Conversion
ACM Research, Inc.$ACMR
Class A Common Stock
2026-03-05$29.18/sh+5,000→ 5,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2025-08-12+20,000→ 20,000 total
Award
ACM Research, Inc.$ACMR
Stock Option
2025-03-15+10,000→ 10,000 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2013-07-01$14.91/sh−21,667→ 411,834.917 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Employee Stock Option (Right to Buy)
2013-07-01−21,667→ 0 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2013-07-01$8.58/sh+21,667→ 433,501.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2012-12-21$11.34/sh−24,112→ 411,834.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2012-12-21$11.33/sh−11,900→ 435,946.917 total
Tax Payment
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2012-12-19$11.34/sh−20,863→ 447,846.917 total
Award
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2012-12-05+150,000→ 468,709.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-12-20$10.62/sh−37,583→ 318,709.917 total
Tax Payment
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-12-19$10.13/sh−32,417→ 356,292.917 total
Award
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-12-05+150,000→ 388,709.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-09-09$10.79/sh−5,698→ 238,709.917 total
Tax Payment
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-08-31$11.32/sh−3,302→ 244,407.917 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-04-04$8.58/sh+21,667→ 269,376.917 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Employee Stock Option (right to buy)
2011-04-04−21,667→ 21,667 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-04-04$15.37/sh−21,667→ 247,709.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-01-03$14.26/sh−7,914→ 247,709.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-01-03$14.26/sh−21,666→ 255,623.917 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2011-01-03$8.58/sh+21,666→ 277,289.917 total
Exercise/Conversion
APPLIED MATERIALS INC /DE$AMAT
Employee Stock Option (right to buy)
2011-01-03−21,666→ 43,334 total
Tax Payment
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2010-12-19$13.61/sh−4,586→ 25,563.917 total
Award
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2010-12-06+125,000→ 260,209.917 total
Sale
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2010-09-07$10.74/sh−13,612→ 135,209.917 total
Tax Payment
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2010-08-31$10.37/sh−7,888→ 148,821.917 total
Award
APPLIED MATERIALS INC /DE$AMAT
Common Stock
2010-01-19+125,000→ 156,709.917 total

Companies

Recent Filings

Address

C/O ACM RESEARCH, INC. 42307 OSGOOD ROAD, SUITE I

FREMONT, CA, 94539

View on SEC.gov