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

Institutional Holders (2015Q2)
Portfolio Summary: 4 Institutional holders with a total value of $4,365,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 6,056 2,350,000 53.84% Call
2 GROUP ONE TRADING LLC 294,800 1,144,000 26.21% Call
3 CITADEL ADVISORS LLC 219,100 850,000 19.47% Call
4 SIMPLEX TRADING, LLC 339 21,000 0.48% 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.