8K Brief

8K Brief — Apr 21: 50 new 8-Ks, 3 critical

2026-04-21 · 50 FILINGS · SIGN IN FOR FULL ANALYSIS

Top filings to review first

The highest-urgency 8-Ks from this briefing, ranked by materiality signals and filing context.

1

URGENCY: CRITICAL · Going Concern / Distress · ANOMALY

ASPEN AEROGELS INC

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2

URGENCY: CRITICAL · M&A / Asset Transaction

HERITAGE COMMERCE CORP

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3

URGENCY: CRITICAL · M&A / Asset Transaction

LIVEPERSON INC

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4

URGENCY: HIGH · M&A / Asset Transaction · ANOMALY

RIGEL PHARMACEUTICALS INC

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5

URGENCY: HIGH · M&A / Asset Transaction · ANOMALY

PCS Edventures!, Inc.

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M&A / Asset Transaction · URGENCY: CRITICAL · 8-K

Heritage Commerce Merges with CVB Financial

HERITAGE COMMERCE CORP

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M&A / Asset Transaction · URGENCY: CRITICAL · 8-K

LivePerson to Merge with SoundHound

LIVEPERSON INC

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Going Concern / Distress · URGENCY: CRITICAL · 8-K · ANOMALY DETECTED

Aspen Aerogels: Facility Explosion Update

ASPEN AEROGELS INC

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Guidance / Outlook · URGENCY: HIGH · 8-K

United Airlines Updates Guidance

United Airlines Holdings, Inc.

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Earnings / Results · URGENCY: HIGH · 8-K

Quest Diagnostics Beats Q1 Estimates

QUEST DIAGNOSTICS INC

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Management / Board Change · URGENCY: HIGH · 8-K

Bassett Furniture: Sales Officer Retires

BASSETT FURNITURE INDUSTRIES INC

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M&A / Asset Transaction · URGENCY: HIGH · 8-K · ANOMALY DETECTED

Rigel: Lilly Terminates License Agreement

RIGEL PHARMACEUTICALS INC

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Earnings / Results · URGENCY: HIGH · 8-K

Intuitive Surgical Q1 Earnings Rise 23%

INTUITIVE SURGICAL INC

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Capital Raise / Financing · URGENCY: HIGH · 8-K

AXT Inc: $550M Equity Raise

AXT INC

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Earnings / Results · URGENCY: HIGH · 8-K

MANH: Q1 Revenue Up 7% to $282M

MANHATTAN ASSOCIATES INC

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Capital Raise / Financing · URGENCY: HIGH · 8-K

Modular Medical: $3.375M Equity Raise

Modular Medical, Inc.

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Earnings / Results · URGENCY: HIGH · 8-K

Community Health Systems Posts Q1 Loss

COMMUNITY HEALTH SYSTEMS INC

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M&A / Asset Transaction · URGENCY: HIGH · 8-K · ANOMALY DETECTED

PCS Edventures!: 1-for-12 Reverse Split

PCS Edventures!, Inc.

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M&A / Asset Transaction · URGENCY: HIGH · 8-K

Toyota Auto Finance: $1.9B Notes Issuance

TOYOTA AUTO FINANCE RECEIVABLES LLC

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Capital Raise / Financing · URGENCY: HIGH · 8-K · ANOMALY DETECTED

Liberty Star Issues $73,700 Convertible Note

LIBERTY STAR URANIUM & METALS CORP.

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Management / Board Change · URGENCY: HIGH · 8-K

Airgain CTO Departs

AIRGAIN INC

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Dividend / Buyback · URGENCY: HIGH · 8-K

Parke Bancorp Raises Dividend

PARKE BANCORP, INC.

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Capital Raise / Financing · URGENCY: HIGH · 8-K

FHLB Des Moines Issues Debt

Federal Home Loan Bank of Des Moines

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Earnings / Results · URGENCY: NOTABLE · 8-K

UFG: Q1 Earnings Call Scheduled

UNITED FIRE GROUP INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

Pegasystems Q1: ACV Up 12%

PEGASYSTEMS INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

RTX Corp Reports Q1 2026 Results

RTX Corp

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Management / Board Change · URGENCY: NOTABLE · 8-K

Cerus Corp: Severance Plan Update

CERUS CORP

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Earnings / Results · URGENCY: NOTABLE · 8-K

Steel Dynamics Reports Q1 2026 Results

STEEL DYNAMICS INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

Valmont Industries Reports Q1 Results

VALMONT INDUSTRIES INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

OFG Bancorp Reports 1Q26 Results

OFG BANCORP

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Earnings / Results · URGENCY: NOTABLE · 8-K

Mercantile Bank: Q1 Earnings Released

MERCANTILE BANK CORP

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Earnings / Results · URGENCY: NOTABLE · 8-K

Annaly Reports Q1 Results

ANNALY CAPITAL MANAGEMENT INC

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Guidance / Outlook · URGENCY: NOTABLE · 8-K

Annaly Capital: Q1 Investor Presentation

ANNALY CAPITAL MANAGEMENT INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

East West Bancorp Reports Q1 Net Income of $358M

EAST WEST BANCORP INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

Southern First: Q1 Results

SOUTHERN FIRST BANCSHARES INC

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Delisting / Listing · URGENCY: NOTABLE · 8-K

Plus Therapeutics Regains Nasdaq Compliance

PLUS THERAPEUTICS, INC.

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Earnings / Results · URGENCY: NOTABLE · 8-K

Hanmi Financial: Q1 Results

HANMI FINANCIAL CORP

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Earnings / Results · URGENCY: NOTABLE · 8-K

Northrop Grumman Q1 Results

NORTHROP GRUMMAN CORP /DE/

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Regulation FD Disclosure · URGENCY: NOTABLE · 8-K · ANOMALY DETECTED

Prudential Financial Updates Japan Sales Suspension

PRUDENTIAL FINANCIAL INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

Berkley Reports Q1 Results

BERKLEY W R CORP

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Management / Board Change · URGENCY: NOTABLE · 8-K

MGE Energy: CFO Promotion

MGE ENERGY INC

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Other / Routine · URGENCY: NOTABLE · 8-K

Liberty Star Expands Mineral Footprint

LIBERTY STAR URANIUM & METALS CORP.

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Earnings / Results · URGENCY: NOTABLE · 8-K

Nicolet: Q1 Earnings & Dividend

NICOLET BANKSHARES INC

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Earnings / Results · URGENCY: NOTABLE · 8-K

Western Alliance Bancorp Q1 '26 Earnings

WESTERN ALLIANCE BANCORPORATION

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Dividend / Buyback · URGENCY: NOTABLE · 8-K

Structured Obligations Corp: Distribution Made

STRUCTURED OBLIGATIONS CORP SELECT NOTES TRUST LT SER 2003-1

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Dividend / Buyback · URGENCY: NOTABLE · 8-K

Structured Obligations: Distribution Made

STRUCTURED OBLIGATIONS CORP SELECT NOTES TRUST LT SER 2003-2

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Dividend / Buyback · URGENCY: NOTABLE · 8-K

Structured Obligations Corp: Distribution Made

STRUCTURED OBLIGATIONS CORP LONG TERM CERT SER 2003 3

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Dividend / Buyback · URGENCY: NOTABLE · 8-K

Structured Obligations: Distribution Made

STRUCTURED OBLIGATIONS CORP LONG TERM CERTS SER 2003-5

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M&A / Asset Transaction · URGENCY: NOTABLE · 8-K/A

Anterix Sells 900 MHz License

Anterix Inc.

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M&A / Asset Transaction · URGENCY: NOTABLE · 8-K · ANOMALY DETECTED

Anterix Sells Spectrum to Benton PUD

Anterix Inc.

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Capital Raise / Financing · URGENCY: NOTABLE · 8-K

FHLB SF Issues $15M Debt

Federal Home Loan Bank of San Francisco

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Other / Routine · URGENCY: ROUTINE · 8-K

Annaly Posts Q1 Financial Supplement

ANNALY CAPITAL MANAGEMENT INC

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Other / Routine · URGENCY: ROUTINE · 8-K

MineralRite: Q1 Update

MINERALRITE Corp

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Other / Routine · URGENCY: ROUTINE · 8-K

Toyota Auto Finance: Counsel Retained

TOYOTA AUTO FINANCE RECEIVABLES LLC

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Other / Routine · URGENCY: ROUTINE · 8-K

Structured Obligations: Distribution Made

STRUCTURED OBLIGATIONS CORP LONG TERM CERTS SER 2003-4

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