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

Institutional Holders (2015Q4)
Portfolio Summary: 5 Institutional holders with a total value of $6,291,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 EcoR1 Capital, LLC 244,100 4,709,000 74.85% Call
2 GROUP ONE TRADING LLC 76,800 1,481,000 23.54% Call
3 CITADEL ADVISORS LLC 5,100 98,000 1.56% Call
4 SIMPLEX TRADING, LLC 46 2,000 0.03% Call
5 Catalyst Capital Advisors LLC 45 1,000 0.02% 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.