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MILLENNIUM MANAGEMENT LLC

Position in BLK — BlackRock, Inc.

CIK 1273087 NEW YORK, NY

Position in BLK

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$476,224,128
-$140,768,616 QoQ
Shares Held
495,262
-22.8% QoQ
Ownership
0.152%
of shares outstanding
% of Portfolio
0.37%
of 13F equity value
Holder Rank
#41
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
$86,348,088
CallShares
89,800
PutValue
$32,981,508
PutShares
34,300

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

MILLENNIUM MANAGEMENT LLC holds $3,052,785,682 across 93 Asset Management names. BLK ranks #1 (15.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 BLK
BlackRock, Inc.
This page
495,262 $476,224,128
7
3,414,602 $177,388,573

All Filings in BLK

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20 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $476,224,128 495,262
2026-06-30 $86,348,088 89,800
2026-06-30 $32,981,508 34,300
2026-03-31 $36,641,151 38,100
2026-03-31 $116,655,423 121,300
2026-03-31 $616,992,744 641,558
2025-12-31 $46,131,654 43,100
2025-12-31 $543,861,160 508,120
2025-12-31 $120,734,352 112,800
2025-09-30 $412,627,042 353,922
2025-09-30 $23,900,335 20,500
2025-09-30 $62,607,219 53,700
2025-06-30 $17,312,625 16,500
2025-06-30 $10,387,575 9,900
2025-06-30 $26,393,883 25,155
2025-03-31 $44,673,856 47,200
2025-03-31 $215,223,873 227,394
2025-03-31 $25,365,664 26,800
2024-12-31 $15,581,672 15,200
2024-12-31 $4,715,506 4,600