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PTC THERAPEUTICS INC
PTC THERAPEUTICS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 5 Institutional holders with a total value of $7,933,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 113,900 3,690,000 46.51% Call
2 SABBY MANAGEMENT, LLC 845 2,738,000 34.51% Call
3 CITADEL ADVISORS LLC 42,400 1,374,000 17.32% Call
4 SIMPLEX TRADING, LLC 399 104,000 1.31% Call
5 WADDELL & REED FINANCIAL INC 11,700 27,000 0.34% 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.