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BARCLAYS BK PLC
BARCLAYS BK PLC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 6 Institutional holders with a total value of $146,791,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Marathon Trading Investment Management LLC 3,117,500 79,902,000 54.43% Put
2 GROUP ONE TRADING LLC 1,389,600 35,615,000 24.26% Put
3 SG Americas Securities, LLC 2,160,000 17,375,000 11.84% Put
4 Virtu KCG Holdings LLC 252,200 6,464,000 4.40% Put
5 Timber Hill LLC 238,300 6,108,000 4.16% Put
6 SIMPLEX TRADING, LLC 2,307 1,327,000 0.90% Put

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.