Security Snapshot

Advisors' Inner Circle Fund III - Brown Advisory Sustainable Growth ETF (BASG) Institutional Ownership

CUSIP: 00775Y272

13F Institutional Holders and Ownership History from Q2 2025 to Q3 2026

13F reference period

Q2 2026

Institutions Reporting

15

Shares (Excl. Options)

17.98MFull value: 17,982,530 · shares · 30 Jun 2026

Price

$26.64

The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.

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Security type / class
Equity / Brown Advisory Sustainable Growth ETF
Symbol
BASG
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
17,982,530
Latest holder snapshot 5 signals
Total 13F value
$479,046,067
Portfolio coverage rank
0%
Share change
-322,346
Value change
-$8,510,041
Number of holders
15
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
20,713,548
SEC-reported price per share
$29.10
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • BASG - Advisors' Inner Circle Fund III - Brown Advisory Sustainable Growth ETF is tracked under CUSIP 00775Y272.
  • 15 institutions reported positions in Q2 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 15 to 15 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from
    $415.89MFull value: $415,890,930 · USD · 31 Mar 2026
    to
    $479.05MFull value: $479,046,067 · USD · 30 Jun 2026
    .

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 15 institutions filings for Q2 2026.

Open SEC evidence

Security key

00775Y272

13F reference period

Q2 2026

13F holders

15

13D/G owners

1

CIK / CUSIP context first

Open Q2 2026 holders BASG full holder history

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
BASG
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BROWN ADVISORY INC 92% -8.1% $502,924,541 +$9,630,169 19,035,751 +2% BROWN ADVISORY INC 31 Aug 2025
As of 30 Jun 2026, 15 institutional investors reported holding
17.98MFull value: 17,982,530 · shares · 30 Jun 2026
shares of Advisors' Inner Circle Fund III - Brown Advisory Sustainable Growth ETF (BASG). This represents 87% of the company’s total
20.71MFull value: 20,713,548 · shares · Stored outstanding share count
outstanding shares.

13F concentration

Top 17 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
87%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BROWN ADVISORY INC 79% 16,344,432 -4.1% 0.67% $435,404,206
Quantinno Capital Management LP 2.4% 499,311 +58% 0.02% $13,301,295
COMMONWEALTH EQUITY SERVICES, LLC 1.5% 301,641 +18% 0.01% $8,035,510
North Berkeley Wealth Management, LLC 1% 210,283 +29% 2.3% $5,601,792
BALDWIN WEALTH PARTNERS LLC/MA 0.99% 205,799 +3.4% 0.36% $5,482,341
Allegheny Financial Group 0.93% 191,987 +51% 0.54% $5,114,401
Modern Wealth Management, LLC 0.37% 75,903 +63% 0.02% $2,022,003
TRED AVON FAMILY WEALTH, LLC 0.29% 60,058 -1.3% 0.49% $1,599,945
Mutual Advisors, LLC 0.2% 41,935 0% 0.02% $1,117,119
Armstrong, Fleming & Moore, Inc 0.09% 17,676 0.16% $470,876
ENVESTNET ASSET MANAGEMENT INC 0.08% 15,895 0% 0% $423,432
ROMAN BUTLER FULLERTON & CO 0.05% 9,735 -3.9% 0.06% $263,807
MORGAN STANLEY 0.03% 6,419 +36% 0% $170,998
ROYAL BANK OF CANADA 0.01% 1,293 0% 0% $34,000
UBS Group AG 0% 163 0% $4,342
Frontier Asset Management, LLC 0% 0 -100% $0
JPMORGAN CHASE & CO 0% 0 -100% $0

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
6
Headline period
Q2 2026
Rows shown
1-6 of 6
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 1,067,326 $30,213,542 +$1,985,728 $28.31 7
2026 Q2 17,982,530 $479,046,067 -$8,510,041 $26.64 15
2026 Q1 18,304,876 $415,890,930 -$91,075,193 $22.72 15
2025 Q4 21,958,995 $568,072,186 +$8,400,124 $25.87 13
2025 Q3 21,634,009 $573,041,645 +$78,477,613 $26.49 4
2025 Q2 18,671,248 $489,601,199 +$489,601,199 $26.22 1
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