Dark
Light
System
Security
COGENT COMMUNICATIONS HLDGS
COGENT COMMUNICATIONS HLDGS. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 3 Institutional holders with a total value of $115,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 3,000 106,000 92.17% Call
2 GROUP ONE TRADING LLC 200 7,000 6.09% Call
3 SIMPLEX TRADING, LLC 23 2,000 1.74% 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.