BSTZ

BlackRock Sci & Tech TRM TRETF$31.04 0.84%
UnclassifiedCUSIP 09260K101· EOD Sep 11, 2026

Among active 13F managers last quarter, 9 opened and 24 added, while 11 reduced; the largest holder to move was Rivernorth Capital Management, LLC (+1.2%).

Tracked 13F holders
133
88 in Q2 2026 filings
13F value (tracked)
$359.2M
13F moves · latest Q
33 added
11 reduced

Price & smart-money activity

$31.04 0.84%5Y -25.0%
$11.95$20.40$28.85$37.30$45.7520212022202320242025202646469574391257119514716714101391111132214232216281722620739153515
Hover for who · click for detailEnd-of-day closing prices52w $20.95 – $31.71

Who owns BSTZ?

133 tracked 13F filers · ranked by shares held

133 tracked 13F filers disclose a position in BSTZ as of the latest SEC 13F filings, a combined $359.2M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundSharesPosition valueLast moveAs ofHistory
1Morgan Stanley3.4M
$75.6M
+14%
Added · +412K sh
Q1 2026
2Rivernorth Capital Management, LLC1.5M
$45.4M
+1.2%
Added · +18K sh
Q2 2026
3UBS Group AG1.2M
$26.7M
+4.3%
Added · +50K sh
Q1 2026
4Raymond James Financial Inc975K
$21.6M
+1.7%
Added · +16K sh
Q1 2026
5Bank Of America Corp926K
$20.5M
−3.8%
Reduced · −36K sh
Q1 2026
6Lazard Asset Management LLC678K
$15.0M
−0.6%
Reduced · −4K sh
Q1 2026
7Karpus Management, Inc.483K
$14.5M
+18%
Added · +73K sh
Q2 2026
8Flagship Harbor Advisors, LLC324K
$9.7M
+2.7%
Added · +8K sh
Q2 2026
9Z3 Capital Partners, LLC317K
$9.5M
+3.0%
Added · +9K sh
Q2 2026
10Royal Bank Of Canada302K
$6.7M
−2.6%
Reduced · −8K sh
Q1 2026
11Oppenheimer & Co Inc258K
$7.7M
+10%
Added · +24K sh
Q2 2026
12Steward Partners Investment Advisory, LLC244K
$7.3M
+58%
Added · +89K sh
Q2 2026
13Rockefeller Capital Management L.P.221K
$4.9M
+131%
Added · +125K sh
Q1 2026
14LPL Financial LLC200K
$4.4M
−4.0%
Reduced · −8K sh
Q1 2026
15Blue Bell Private Wealth Management, LLC190K
$5.7M
+15%
Added · +24K sh
Q2 2026
16Wealth Enhancement Advisory Services, LLC177K
$5.2M
+28%
Added · +39K sh
Q2 2026
17Potrero Capital Research LLC167K
$5.0M
Added
Added · +167K sh
Q2 2026
18Thomas J. Herzfeld Advisors, Inc.166K
$5.0M
+101%
Added · +83K sh
Q2 2026
19Osaic Holdings, Inc.140K
$3.1M
−5.9%
Reduced · −9K sh
Q1 2026
20Summit Financial, LLC138K
$4.1M
+179%
Added · +89K sh
Q2 2026
21RFG Advisory, LLC98K
$2.9M
+1.5%
Added · +1K sh
Q2 2026
22Sanctuary Advisors, LLC93K
$2.8M
+0.7%
Added · +656 sh
Q2 2026
23Independent Financial Group, LLC92K
$2.7M
−2.6%
Reduced · −2K sh
Q2 2026
24Stifel Financial Corp91K
$2.0M
−0.3%
Reduced · −273 sh
Q1 2026
25Millennium Management LLC87K
$1.9M
New
+87K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.

Is BSTZ being bought or sold by institutions?

Last quarter, 9 funds opened a new position in BSTZ and 24 added to an existing one, while 11 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened
9
funds took a first position
Added
24
added to an existing position
Reduced
11
reduced, still holding
Biggest moves · ranked by size of the change, positions above a floor

Funds that own BSTZ also own

CompanyCo-held byTheir position there
Microsoft CorpMSFT63 funds$36.1B
Nvidia CorpNVDA62 funds$54.2B
Eli Lilly & CoLLY62 funds$10.7B
Abbvie IncABBV62 funds$5.1B
Chevron CorpCVX62 funds$3.3B
Apple IncAAPL61 funds$44.6B
Merck & Co. Inc.MRK61 funds$5.1B
Home Depot IncHD61 funds$4.8B
SS SPDR S&P 500 ETF Trust-USSPY61 funds$4.1B
Amazon.com IncAMZN60 funds$25.6B
Broadcom IncAVGO60 funds$18.9B
Alphabet Inc-CL CGOOG60 funds$15.3B

Ranked by how many of BSTZ's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in BSTZ.

Institutional ownership over time

88 tracked filers in Q2 2026 filingsstill filing
059117Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
tracked filers holding their reported valueQ2 2026 filings so far: $162.7M
Each bar counts tracked filers with a position in that quarter's filings, so the newest bar excludes filers still on an earlier quarter. Arkolith's tracked universe has grown over this window; part of any long-run rise is coverage, not new buyers.

Recent filings

15 most recent

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Connected entities for BSTZ

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Ask your agent what changed in BSTZ

This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/BSTZ/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for BSTZ.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for BSTZ. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.