Dark
Light
System
Security
MANNKIND CORP
MANNKIND CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 6 Institutional holders with a total value of $31,588,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 2,654,800 13,805,000 43.70% Put
2 SABBY MANAGEMENT, LLC 23,051 11,987,000 37.95% Put
3 CITADEL ADVISORS LLC 651,000 3,385,000 10.72% Put
4 SPHERA FUNDS MANAGEMENT LTD. 3,000 1,560,000 4.94% Put
5 Firefly Value Partners, LP 120,000 624,000 1.98% Put
6 SIMPLEX TRADING, LLC 539 227,000 0.72% 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.