Latest Period
Q1 2026
Security Snapshot
Advisors' Inner Circle Fund III - Brown Advisory Sustainable Value ETF (BASV) Institutional Ownership
CUSIP: 00775Y264
13F Institutional Holders and Ownership History from Q2 2025 to Q1 2026
Institutions Reporting
4
Shares (Excl. Options)
11,851,803
Price
$26.94
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- Security type / class
- Equity / Brown Advisory Sustainable Value ETF
- Symbol
- BASV
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,851,803
- Total 13F value
- $319,329,029
- Portfolio coverage rank
- 0%
- Share change
- +2,584,064
- Value change
- +$69,615,246
- Number of holders
- 4
- Shares outstanding
- 9,247,829
- SEC-reported price per share
- $28.75
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- BASV - Advisors' Inner Circle Fund III - Brown Advisory Sustainable Value ETF is tracked under CUSIP 00775Y264.
- 4 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 4 to 4 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $257,365,111 to $319,329,029.
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
Open SEC evidence
Latest holder context comes from 4 institutions filings for Q1 2026.
Security key
00775Y264
Latest holder period
Q1 2026
13F holders
4
13D/G owners
1
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 00775Y264:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
BASV
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BROWN ADVISORY INC | 100% | +6.2% | $262,083,474 | +$79,128,114 | 9,247,829 | +43% | BROWN ADVISORY INC | 31 Dec 2025 |
As of 31 Mar 2026, 4 institutional investors reported holding 11,851,803 shares of Advisors' Inner Circle Fund III - Brown Advisory Sustainable Value ETF (BASV). This represents 128% of the company’s total 9,247,829 outstanding shares.
13F concentration
Top 6 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
128%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BROWN ADVISORY INC | 128% | 11,820,173 | +28% | 0.52% | $318,476,855 |
| TRED AVON FAMILY WEALTH, LLC | 0.15% | 13,843 | +41% | 0.12% | $372,930 |
| Marex Group plc | 0.1% | 9,490 | 0% | $255,694 | |
| GOLDMAN SACHS GROUP INC | 0.09% | 8,297 | 0% | $223,550 | |
| JANE STREET GROUP, LLC | 0% | 0 | -100% | $0 | |
| BANK OF AMERICA CORP /DE/ | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
4
Latest
Q1 2026
Rows shown
1-4 of 4
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 11,851,803 | $319,329,029 | +$69,615,246 | $26.94 | 4 |
| 2025 Q4 | 9,267,739 | $257,365,111 | +$68,436,200 | $27.77 | 4 |
| 2025 Q3 | 6,803,446 | $183,180,070 | +$49,426,811 | $26.92 | 2 |
| 2025 Q2 | 4,967,697 | $128,512,826 | +$128,512,826 | $25.87 | 1 |