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PARKERVISION INC
PARKERVISION INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 4 Institutional holders with a total value of $484,830.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 508,100 462,000 95.29% Call
2 CITADEL ADVISORS LLC 24,600 22,000 4.54% Call
3 LUPO SECURITIES, LLC 46 830 0.17% Call
4 SIMPLEX TRADING, LLC 9 0 0.00% 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.