Key facts
- This page summarizes Nicolas Karmelek's Form 4 filing for Avidia Bancorp, Inc. (AVBC).
- 2 reported transactions and 0 derivative rows are listed below.
- Accepted by SEC: 30 Jul 2026, 14:09.
Nicolas Karmelek - 25 Feb 2026 Form 4 Insider Report for Avidia Bancorp, Inc. (AVBC)
- Reporting relationship
- EVP and CRO
- Issuer ticker
- AVBC
- Reported as of
- 25 Feb 2026
- Net transaction value
- +$627
- SEC form
- 4
- Accepted by SEC
- 30 Jul 2026, 14:09:10 UTC
- Prior SEC filing
- 07 Aug 2025
- Next SEC filing
- 03 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Victor L. Cangelosi, pursuant to power of attorney
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Nicolas Karmelek filed Form 4 for Avidia Bancorp, Inc. (AVBC) on 30 Jul 2026.
Change
- Previous filing in this sequence was filed on 07 Aug 2025.
- Current net transaction value: +$627.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0002076461
Primary reporting owner
Karmelek Nicolas
- Relationship
- EVP and CRO
- Address
- 42 MAIN ST, HUDSON
- Signature
- /s/ Victor L. Cangelosi, pursuant to power of attorney
- Signature date
- 30 Jul 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
AVBC
transaction
Common Stock
Purchase
- Transaction value
- $265
- Shares
- +14
- Change %
- +0.18%
- Price
- $18.92
- Shares after
- 7,708
- Date
- 25 Feb 2026
- Ownership
- Direct
AVBC
transaction
Common Stock
Purchase
- Transaction value
- $363
- Shares
- +19
- Change %
- +0.25%
- Price
- $19.08
- Shares after
- 7,727
- Date
- 27 May 2026
- Ownership
- Direct
AVBC
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 22,110
- Date
- 25 Feb 2026
- Ownership
- By 401(k)
- Footnotes
- F1
AVBC
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 1,096
- Date
- 25 Feb 2026
- Ownership
- By ESOP
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
Reflects transactions not required to be reported pursuant to Section 16 of the Securities Act of 1934, as amended.