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

Institutional Holders (2014Q1)
Portfolio Summary: 3 Institutional holders with a total value of $676,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 18,800 459,000 67.90% Put
2 Timber Hill LLC 8,800 215,000 31.80% Put
3 GROUP ONE TRADING LLC 100 2,000 0.30% 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.