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15-12G ·Filed Mar 12, 2026

MBCN

MIDDLEFIELD BANC CORP
NEUTRAL
Impact 7/10
Horizonimmediate Processed7mo ago SEC0001437749-26-007835
Deregistration
Actionable Insight • Neutral

Traders should expect MBCN to be delisted from Nasdaq; any remaining shares will likely be converted into Farmers National Banc Corp. stock per merger terms. Monitor Farmers National Banc Corp. (FNBG) for continued exposure.

DirectionNeutral
Confidencehigh
Horizonimmediate

Price Chart

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Executive Summary

Middlefield Banc Corp. has filed Form 15-12G to terminate its registration and suspend reporting obligations with the SEC. This follows its merger into Farmers National Banc Corp., which is now the surviving entity and has assumed responsibility for the filing.

Key Facts

  • Middlefield Banc Corp. is deregistering its common stock under SEC Rule 12g-4(a)(1) following a merger with Farmers National Banc Corp.
  • Farmers National Banc Corp. is the successor by merger and has signed the Form 15-12G as the surviving entity.
  • The approximate number of holders of record is listed as 'None,' indicating the deregistration is post-merger consolidation.
  • The filing was effective March 12, 2026, and was submitted by Farmers National Banc Corp. on behalf of the merged entity.
  • Middlefield Banc Corp. was previously listed on Nasdaq under ticker MBCN.

Financial Impact

Termination of public reporting and registration; no ongoing financial impact as the entity no longer exists independently.

liquiditytransparencypublic float

Risk Factors

  • Loss of liquidity for former MBCN shareholders if shares are not automatically converted.
  • Reduced transparency post-deregistration for any residual interests, though unlikely given merger completion.

Market Snapshot

Exchange
Nasdaq

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
15-12G Filing (Primary)0001437749-26-007835
Document: 0001437749-26-007835-index-headers.html0001437749-26-007835
Document: 0001437749-26-007835-index.html0001437749-26-007835
Document: 0001437749-26-007835.txt0001437749-26-007835
2 reports for MBCN
Performance horizon
Filters
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Reports for MBCN — sortable, filterable
TypeNow
Mar 12, 2026
32w ago
15-12G
NEUTRAL ★ 7/10
—awaiting T+20——
Feb 25, 2026
34w ago
8-K
NEUTRAL ★ 5/10
$34.67awaiting T+20——
Showing 2 of 2

US Market Status

Market Closed — Opens Tue (< 1m)

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Report published Mar 12, 2026