Skip to main content

CITADEL ADVISORS LLC

Position in BLK — BlackRock, Inc.

CIK 1423053 MIAMI, FL

Position in BLK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,055,010,169
+$378,825,137 QoQ
Shares Held
1,097,186
+56.0% QoQ
Ownership
0.338%
of shares outstanding
% of Portfolio
0.69%
of 13F equity value
Holder Rank
#23
of 2,275 holders
Holding Since
Dec 2024
7 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 Jun 30, 2026
CallValue
$220,101,084
CallShares
228,900
PutValue
$255,582,648
PutShares
265,800

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

CITADEL ADVISORS LLC holds $2,809,802,491 across 233 Asset Management names. BLK ranks #1 (37.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BLK
BlackRock, Inc.
This page
1,097,186 $1,055,010,169

All Filings in BLK

Export CSV
21 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,055,010,169 1,097,186
2026-06-30 $220,101,084 228,900
2026-06-30 $255,582,648 265,800
2026-03-31 $137,716,872 143,200
2026-03-31 $676,185,032 703,107
2026-03-31 $109,154,085 113,500
2025-12-31 $432,223,628 403,819
2025-12-31 $244,251,588 228,200
2025-12-31 $184,205,514 172,100
2025-09-30 $185,256,743 158,900
2025-09-30 $179,863,427 154,274
2025-09-30 $160,773,473 137,900
2025-06-30 $75,623,643 72,074
2025-06-30 $143,537,400 136,800
2025-06-30 $153,505,275 146,300
2025-03-31 $31,430,706 33,208
2025-03-31 $178,127,536 188,200
2025-03-31 $168,189,496 177,700
2024-12-31 $13,057,851 12,738
2024-12-31 $295,129,169 287,900
2024-12-31 $234,340,146 228,600