Mercer Bancorp, Inc.
MSBB- Exchange
- OTC
- Industry
- Savings Institutions, Not Federally Chartered
- SEC CIK
- 0001967306
No open-market purchases or sales by Mercer Bancorp, Inc. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of MSBB
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Mercer Bancorp, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Mercer Savings Bank Employee Stock Ownership Plan Trust | 13G/A | 7.90%81.5K shares | −0.10 ppfrom 8.00% | Feb 12, 20252 filings | Feb 6, 2026 | 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
3 Schedule 13D and 13G filings on Mercer Bancorp, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 6, 20262:53 PM ET | Mercer Savings Bank Employee Stock Ownership Plan Trust | 13G/A | 7.90%81.5K shares | −0.10 ppfrom 8.00% | Dec 31, 2025 | SEC |
| Feb 12, 20258:37 AM ET | Mercer Savings Bank Employee Stock Ownership Plan Trust | 13G | 8.00%81.8K shares | New | Dec 31, 2024 | SEC |
| Jan 26, 20242:09 PM ET | Mercer Bancorp, Inc. | 13GOld format | – | New | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Mercer Bancorp, Inc. shares.
No Form 144 notices for Mercer Bancorp, Inc. are on file.