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Livermore
Livermore
ZHEN

Seneca Bancorp, Inc.

SNNF
Exchange
OTC
Industry
National Commercial Banks
SEC CIK
0002072421

In the last 90 days, Seneca Bancorp, Inc. insiders filed 1 open-market purchase and 0 sales; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Holders of 5% or more of SNNF

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Seneca Bancorp, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of SNNF
HolderLatest formStakeChangeFirst filedLatest filingFiling
Zames Mark13D9.20%165.0K sharesNewOct 21, 20251 filingOct 21, 2025SEC
Amended & Restated Seneca Savings Bank, National Association Employee Stock Ownership Plan Trust13G8.90%158.7K sharesNewMar 2, 20261 filingMar 2, 2026SEC
Minerva Advisors LLC13G/A6.00%108.1K shares0.00 ppfrom 6.00%Nov 20, 20252 filingsFeb 13, 2026SEC

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

4 Schedule 13D and 13G filings on Seneca Bancorp, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on SNNF
Filed (ET)FilerFormStakeChangeEvent dateFiling
Mar 2, 20264:15 PM ETAmended & Restated Seneca Savings Bank, National Association Employee Stock Ownership Plan Trust13G8.90%158.7K sharesNewDec 31, 2025SEC
Feb 13, 20268:34 PM ETMinerva Advisors LLCand 4 others13G/A6.00%108.1K shares0.00 ppfrom 6.00%Dec 31, 2025SEC
Nov 20, 202511:21 AM ETMinerva Advisors LLCand 4 others13G6.00%108.1K sharesNewNov 18, 2025SEC
Oct 21, 20254:05 PM ETZames Mark13D9.20%165.0K sharesNewOct 15, 2025SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Seneca Bancorp, Inc. shares.

No Form 144 notices for Seneca Bancorp, Inc. are on file.