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

Institutional Holders (2015Q3)
Portfolio Summary: 4 Institutional holders with a total value of $15,825,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 48,200 14,338,000 90.60% Call
2 Timber Hill LLC 2,300 684,000 4.32% Call
3 Allianz Asset Management GmbH 2,300 684,000 4.32% Call
4 SIMPLEX TRADING, LLC 235 119,000 0.75% 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.