Form 13-F position report

BLACKROCK INC

Reported by Tradewinds LLC

BLK CUSIP 09290D101 Manager CIK 0001932342

Reported 5,397 shares, down 306 (5.4%) from the prior quarter.

Reported value -6.1%; share count -5.4% vs. the prior quarter.

Reduced
% of reported 13F value 1.85% This manager · Q1 2026
Shares 5,397 Quarter-end amount reported
Reported value $5,729,760 Fair value at quarter end
Consecutive quarters held 6 Through Q1 2026

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2024-12-31 632967
2025-03-31 4527239
2025-06-30 0
2025-09-30 6004208
2025-12-31 6104129
2026-03-31 5729760
2026-06-30 0

Quarterly position history

How this manager's reported quarter-end position changed over time.

7 quarters
Quarterly reported position history for BLACKROCK INC held by Tradewinds LLC.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q2 2026 Reduced 0 -5,397 (-100.0%) 0 $0 2026-08-14
Q1 2026 Reduced 5,397 -306 (-5.4%) 1.85% $5,729,760 2026-05-04
Q4 2025 Added 5,703 +553 (10.7%) 1.46% $6,104,129 2026-02-13
Q3 2025 New 5,150 +5,150 (0.0%) 1.46% $6,004,208 2025-10-29
Q2 2025 Reduced 0 -4,783 (-100.0%) 0 $0 2025-08-06
Q1 2025 Added 4,783 +4,137 (640.4%) 1.28% $4,527,239 2025-04-29
Q4 2024 New 646 +646 (0.0%) 0.18% $632,967 2025-02-12

Who else reported the position

2524 managers reported BLACKROCK INC for Q1 2026.

Managers reporting BLACKROCK INC in Q1 2026.
Manager Activity Shares Change % of reported 13F Reported value Tenure
BlackRock Inc Added 10,132,776 +39,694 0.17% $9,744,791,747 6 qtrs
VANGUARD CAPITAL MANAGEMENT LLC New 9,240,600 +9,240,600 0.22% $8,886,777,426 1 qtr
STATE STREET CORPORATION Added 6,278,663 +14,118 0.21% $6,038,252,994 6 qtrs
Temasek Holdings Private Ltd Added 5,330,492 +237,667 16.82% $5,126,387,461 6 qtrs
Bank of America Corporation Added 5,232,973 +35,069 0.37% $5,032,602,687 6 qtrs
Capital Research Global Investors Added 4,610,418 +771,481 0.69% $4,433,885,095 6 qtrs
WELLINGTON MANAGEMENT GROUP LLP Added 3,644,668 +2,193,546 0.65% $3,505,113,663 6 qtrs
VANGUARD PORTFOLIO MANAGEMENT LLC New 3,531,954 +3,531,954 0.18% $3,396,715,481 1 qtr
MORGAN STANLEY Reduced 3,437,546 -70,674 0.2% $3,305,924,153 6 qtrs
GEODE CAPITAL MANAGEMENT LLC Added 3,253,795 +86,335 0.19% $3,114,933,488 6 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
March 31, 2026
Filed
May 04, 2026
Filing type
13F-HR
Position type
COM

Voting authority reported

Sole
5,397
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.