Parallax Volatility Advisers, L.P. Acm Research, Inc. Call Options Transaction History

Parallax Volatility Advisers, L.P.

5 transactions

Quarter	Operation	Price Per call	calls change	calls Held
Q2 2021 Aug 16, 2021	BUY	$21.41 - $35.58 $6.1 Million - $10.1 Million	285,100 Added 570.2%	335,100 $34.3 Million
Q1 2021 May 14, 2021	BUY	$26.1 - $46.66 $856,080 - $1.53 Million	32,800 Added 190.7%	50,000 $4.04 Million
Q4 2020 Feb 16, 2021	SELL	$22.31 - $31.33 $2.31 Million - $3.24 Million	-103,400 Reduced 85.74%	17,200 $1.4 Million
Q3 2020 Nov 13, 2020	BUY	$19.66 - $37.43 $1.4 Million - $2.67 Million	71,200 Added 144.13%	120,600 $8.33 Million
Q2 2020 Aug 14, 2020	BUY	$9.07 - $21.9 $448,058 - $1.08 Million	49,400 New	49,400 $3.08 Million

221

33.6M

866K

937K

Ticker ACMR
Exchange NASDAQ
Sector Technology
Industry Semiconductor Equipment & Materials
Shares Outstandng 54,181,200
Market Cap $1.03B
Description
ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to...

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