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AXCELIS TECHNOLOGIES INC
AXCELIS TECHNOLOGIES INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 2 Institutional holders with a total value of $6,214,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Potomac Capital Management, Inc. 2,886,247 6,205,000 99.86%
2 GROUP ONE TRADING LLC 4,331 9,000 0.14%

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.