13F Insight
DOSSIER · 13F Holders · Q2 2026
BSTZ

BLACKROCK SCIENCE & TECHNOLO

158 institutions still hold BLACKROCK SCIENCE & TECHNOLO as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 09260K101·158 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$540M
visible holders
Holders
158
filers reporting
Concentration
31.69%
Saba Capital Management, L.P. #1
top holder share
AI Holders Summary · Q2 2026

Commanding nearly 28% of total institutional value, Flagship Harbor Advisors anchors the institutional ownership base in BlackRock Science & Technology Trust II with a $9.72 million stake. During Q2 2026, Noble Wealth Management expanded its holding thirty-three-fold (+$1.40M flow) to 48,025 shares.

Top Institutional Buyers

  • Noble Wealth Management: Increased holding from 1,400 to 48,025 shares (+3,330.4%, +$1.40M flow), elevating its stake to $1.44M.
  • Wealth Enhancement Advisory Services: Added 38,920 shares (+28.2%, +$1.15M flow) to reach 176,994 shares ($5.22M).
  • Flagship Harbor Advisors: Added 8,495 shares (+2.7%, +$255k flow) to maintain its position as top holder ($9.72M).
Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Saba Capital Management, L.P.
CIK 0001510281
$171M5.7M4.39%Q2 202602
MORGAN STANLEY
CIK 0000895421
$100M3.3M0.01%Q2 202603
UBS Group AG
CIK 0001610520
$34M1.1M0.00%Q2 202604
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$33M1.5M1.65%Q1 202605
BANK OF AMERICA CORP /DE/
CIK 0000070858
$30M993K0.00%Q2 202606
RAYMOND JAMES FINANCIAL INC
CIK 0000720005
$28M941K0.01%Q2 202607
Invesco Ltd.
CIK 0000914208
$25M845K0.00%Q2 202608
LAZARD ASSET MANAGEMENT LLC
CIK 0001207017
$20M678K0.03%Q2 202609
WEDBUSH SECURITIES INC
CIK 0001142495
$15M657K0.42%Q1 202610
FLAGSHIP HARBOR ADVISORS, LLC
CIK 0001691766
$10M324K0.37%Q2 202611
Z3 Capital Partners, LLC
CIK 0002127787
$10M317K2.00%Q2 202612
ROYAL BANK OF CANADA
CIK 0001000275
$9M315K0.00%Q2 202613
Karpus Management, Inc.
CIK 0001048703
$9M410K0.28%Q1 202614
Rockefeller Capital Management L.P.
CIK 0001739439
$9M283K0.01%Q2 202615
OPPENHEIMER & CO INC
CIK 0000822581
$8M258K0.08%Q2 202616
Steward Partners Investment Advisory, LLC
CIK 0001723397
$7M244K0.04%Q2 202617
LPL Financial LLC
CIK 0001403438
$6M193K0.00%Q2 202618
BLUE BELL PRIVATE WEALTH MANAGEMENT, LLC
CIK 0001352860
$6M190K0.71%Q2 202619
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC
CIK 0001632972
$5M177K0.01%Q2 202620
Potrero Capital Research LLC
CIK 0001536630
$5M167K2.79%Q2 2026
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Insiders at BLACKROCK SCIENCE & TECHNOLO
Kim Tony →Fairbairn Robert W →Menge Steven Reid →Mcclements Kyle →Accettella Christopher →