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LAM RESEARCH CORP
LAM RESEARCH CORP. Institutional holdings reported to the SEC.

Institutional Holders (2016Q4)
Portfolio Summary: 5 Institutional holders with a total value of $9,721,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SIMPLEX TRADING, LLC 192 115,000 1.18% Call
2 Calamos Advisors LLC 1,425 990,000 10.18% Call
3 Hudson Bay Capital Management LP 10,000 1,057,000 10.87% Call
4 GROUP ONE TRADING LLC 21,900 2,315,000 23.81% Call
5 Timber Hill LLC 49,600 5,244,000 53.95% Call

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.