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

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $21,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 LUPO SECURITIES, LLC 26 0 0.00% Call
2 SIMPLEX TRADING, LLC 15 0 0.00% Call
3 CITADEL ADVISORS LLC 50,000 9,000 42.86% Call
4 GROUP ONE TRADING LLC 62,200 12,000 57.14% 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.