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

Institutional Holders (2015Q2)
Portfolio Summary: 3 Institutional holders with a total value of $3,783,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 34,700 2,775,000 73.35% Call
2 GROUP ONE TRADING LLC 12,400 992,000 26.22% Call
3 SIMPLEX TRADING, LLC 41 16,000 0.42% 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.