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21VIANET GROUP INC
21VIANET GROUP INC. Institutional holdings reported to the SEC.
Institutional Holders (2016Q4)
Portfolio Summary: 2 Institutional holders with a total value of $3,825,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SIMPLEX TRADING, LLC 244 54,000 1.41% Put
2 GROUP ONE TRADING LLC 537,900 3,771,000 98.59% 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.