Avidia Bancorp, Inc. - Common Stock (AVBC)

CUSIP: 05369T100

Q2 2026 13F Holders as of 30 Jun 2026

Holder snapshot 6 signals
Share change
+653,813
SEC-reported price per share
$20.99
Number of holders
81
Value change
+$15,556,943
Number of buys
54
Number of sells
25
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
20,204,737

Security key

05369T100

Report period

Q2 2026

Institutions

81

Top holders

10

Ownership snapshot

Top reported holders of AVBC - Avidia Bancorp, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Avidia Bank Employee Stoc...
Disclosed value leader
BlackRock, Inc.
Comparable rows
3/15
Latest evidence
30 Jun 2026
13D/G 13F Lead comparable stake: 8% 12 rows are not safely comparable across share classes. 13D/G row: Avidia Bank Employee Stock Ownership Plan Trust Showing 1-6 of 15 holder rows.

Quick read

Avidia Bank Employee Stock Ownership Plan Trust leads the comparable SEC ownership view at 8%.

3 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Avidia Bank Employee Stock Ownership Plan Trust's linked filing trail.
Comparable ownership Top 3
Avidia Bank Employee Stock Owners... 8%
T. Rowe Price Investment Manageme... 6.1%
BlackRock, Inc. 5.7%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Avidia Bank Employee Stock Ownership Plan Trust
13D/G
8%
Reported 13D/G · 30 Sep 2025
$23,995,134
1,606,100 shares
$0 30 Sep 2025
T. Rowe Price Investment Management, Inc.
13F 13D/G
Company
6.1%
Reported 13D/G · 30 Sep 2025
$23,560,000
1,197,758 shares
— 31 Mar 2026
BlackRock, Inc.
13D/G 13F
Company
5.7%
Reported 13D/G · 30 Jun 2026
$24,173,553
1,151,670 shares
$0 30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC
13F
Company
13F
—
denominator unverified
$16,168,268
821,976 shares
— 31 Mar 2026
WELLINGTON MANAGEMENT GROUP LLP
13F
Company
13F
—
denominator unverified
$15,311,836
778,436 shares
— 31 Mar 2026
FJ Capital Management LLC
13F
Company
13F
—
denominator unverified
$9,781,065
497,258 shares
— 31 Mar 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
81
Shares
7,130,206
Rows available
81
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders
65
Q2 2026 holders
81
Holder diff
16
Investor Q1 2026 Shares Q2 2026 Shares Share Diff Share Chg % Q1 2026 value Q2 2026 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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