Avidia Bancorp, Inc.
AVBC- Exchange
- NYSE
- Industry
- Savings Institutions, Not Federally Chartered
- SEC CIK
- 0002058758
In the last 90 days, Avidia Bancorp, Inc. insiders filed 8 open-market purchases and 0 sales; 81 institutions reported holding it in 13F filings for Q2 2026, worth $149.7M in total; no superinvestor holds it.
Holders of 5% or more of AVBC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Avidia Bancorp, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Avidia Bank Employee Stock Ownership Plan Trust | 13G | 8.00%1.61M shares | New | Nov 13, 20251 filing | Nov 13, 2025 | SEC |
| T. Rowe Price Investment Management, Inc. | 13G | 6.10%1.22M shares | New | Nov 14, 20251 filing | Nov 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Avidia Bancorp, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 14, 202512:23 PM ET | T. Rowe Price Investment Management, Inc. | 13G | 6.10%1.22M shares | New | Sep 30, 2025 | SEC |
| Nov 13, 20253:58 PM ET | Avidia Bank Employee Stock Ownership Plan Trust | 13G | 8.00%1.61M shares | New | Sep 30, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Avidia Bancorp, Inc. shares.
No Form 144 notices for Avidia Bancorp, Inc. are on file.