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

Institutional Holders (2016Q1)
Portfolio Summary: 4 Institutional holders with a total value of $1,485,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 1,000 644,000 43.37% Call
2 GROUP ONE TRADING LLC 98,500 634,000 42.69% Call
3 CITADEL ADVISORS LLC 29,400 189,000 12.73% Call
4 SIMPLEX TRADING, LLC 702 18,000 1.21% 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.