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XOMA CORP DEL
XOMA CORP DEL. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 4 Institutional holders with a total value of $1,488,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 2,736 996,000 66.94% Call
2 GROUP ONE TRADING LLC 111,300 405,000 27.22% Call
3 CITADEL ADVISORS LLC 22,300 81,000 5.44% Call
4 SIMPLEX TRADING, LLC 128 6,000 0.40% 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.