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

Institutional Holders (2016Q1)
Portfolio Summary: 3 Institutional holders with a total value of $1,519,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 THRAX MANAGEMENT, LLC 70,000 1,465,000 96.45% Call
2 GROUP ONE TRADING LLC 2,600 54,000 3.55% Call
3 SIMPLEX TRADING, LLC 32 0 0.00% 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.