CLB Core Laboratories Inc. /DE/companySEC Filings & Insider Trading Activity 2026
Latest Core Laboratories Inc. /DE/ (CLB) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on March 23, 2026, a 10-Q quarterly report filed on May 1, 2026, an 8-K current report filed on July 29, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Core Laboratories Inc. /DE/ (CLB) (SEC CIK 1958086), with AI-powered section-by-section summaries updated daily.
Latest 2026 SEC Filing Dates
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Recent 8-K FilingsCurrent Reports
AI-powered analysis of Core Laboratories Inc. /DE/ (CLB) 8-K current reports disclosing material events.
Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4
| Form | Filing Date | Period | Analysis | SEC |
|---|---|---|---|---|
8-K | Jul 29, 2026 | - | - | - |
8-K | May 13, 2026 | - | - | |
10-Q | May 1, 2026 | Mar 31, 2026 | - | |
8-K | Apr 29, 2026 | - | - | - |
10-K | Mar 23, 2026 | Dec 31, 2025 | - | |
8-K | Mar 23, 2026 | - | - | - |
8-K | Mar 17, 2026 | - | Analysis | - |
8-K | Mar 5, 2026 | - | Analysis | - |
8-K | Feb 4, 2026 | - | - | |
10-Q | Oct 23, 2025 | Sep 30, 2025 | - | |
10-Q | Jul 25, 2025 | Jun 30, 2025 | - | |
10-Q | Apr 28, 2025 | Mar 31, 2025 | - | |
10-K | Feb 13, 2025 | Dec 31, 2024 | - | |
10-Q | Oct 24, 2024 | Sep 30, 2024 | - | |
10-Q | Jul 25, 2024 | Jun 30, 2024 | - | |
10-Q | Apr 25, 2024 | Mar 31, 2024 | - | |
10-K | Feb 15, 2024 | Dec 31, 2023 | - | |
SC 13G | Jan 22, 2024 | - | - | |
10-Q | Nov 2, 2023 | Sep 30, 2023 | - | |
10-Q | Jul 27, 2023 | Jun 30, 2023 | - | |
SC 13G | Jun 9, 2023 | - | - | |
SC 13G | Jun 8, 2023 | - | - |
13F Fund Holdings: Quarterly Trend
Latest: Q1 2026Aggregate CLB share value held by 13F filers tracked by SignalX, by quarter.
- Citadel Advisors LLC+133.2K (+361%)
- Dimensional Fund Advisors+122.7K (+10%)
- Bank of America Corp+83.9K (+60%)
- BlackRock+55.0K (+1%)
- Northern Trust+21.8K (+4%)
- Renaissance Technologies LLC132.8K (-72%)
- Ameriprise Financial53.8K (-35%)
- D.E. Shaw & Co49.5K (-29%)
- Morgan Stanley38.3K (-8%)
- Wells Fargo & Co28.5K (-13%)
- Franklin Resources+10.3K
- Vanguard Group Inc−3.08M
- Invesco Ltd−204.2K
- JPMorgan Chase & Co−23.2K
Source: 13F-HR filings on SEC EDGAR (aggregated from 180 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.
Frequently Asked Questions
What are the latest CLB SEC filings in 2026?
Core Laboratories Inc. /DE/ (CLB) has filed a 10-K annual report on March 23, 2026, a 10-Q quarterly report on May 1, 2026, an 8-K current report on July 29, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.
When did CLB file its most recent 10-K annual report?
Core Laboratories Inc. /DE/ (CLB) filed its most recent 10-K annual report on March 23, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.
How do I view CLB 10-Q quarterly reports?
Core Laboratories Inc. /DE/ (CLB)'s most recent 10-Q quarterly report was filed on May 1, 2026. SignalX displays every CLB 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.
What 8-K current reports has CLB filed recently?
Core Laboratories Inc. /DE/ (CLB)'s most recent 8-K was filed on July 29, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.
Where can I find CLB insider trading activity (Form 4)?
SignalX aggregates every CLB Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.
How often does CLB file with the SEC?
Core Laboratories Inc. /DE/ (CLB) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new CLB filing with AI-powered analysis.
What is the difference between 10-K, 10-Q, and 8-K SEC filings?
A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Core Laboratories Inc. /DE/ (CLB).
What is CLB's SEC CIK number?
Core Laboratories Inc. /DE/ (CLB)'s SEC CIK (Central Index Key) number is 1958086. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1958086 to look up all CLB filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.
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