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TWO SIGMA SECURITIES, LLC

Broker-Dealer

Position in BLK — BlackRock, Inc.

CIK 1450144 NEW YORK, NY

Position in BLK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$7,648,248
+$7,054,873 QoQ
Shares Held
7,954
+1189.1% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.68%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2024
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in BLK Over Time

Shares Held

Position Value (USD)

Derivatives in BLK

reported options exposure · as of Dec 31, 2024
CallValue
$410,044
CallShares
400
PutValue
$205,022
PutShares
200

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Asset Management

Financial Services · as of Jun 30, 2026

TWO SIGMA SECURITIES, LLC holds $38,292,072 across 69 Asset Management names. BLK ranks #2 (20.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 BLK
BlackRock, Inc.
This page
7,954 $7,648,248
7
26,046 $1,353,089

All Filings in BLK

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,648,248 7,954
2026-03-31 $593,375 617
2025-12-31 $1,182,725 1,105
2024-12-31 $410,044 400
2024-12-31 $1,554,066 1,516
2024-12-31 $205,022 200