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Energy · Oil & Gas Field Services, NEC

CLB Core Laboratories Inc. /DE/ SEC Filings & Insider Trading Activity 2026

company
CIK 195808646 filings
Russell 2000
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CLB at a glance

Core Laboratories Inc. /DE/ (CLB, SEC CIK 1958086) filed its latest 10-K annual report on March 23, 2026, a 10-Q quarterly report on July 30, 2026, an 8-K current report on August 25, 2026 and Form 4 insider filings as recently as October 5, 2026. SignalX summarizes each filing with AI and tracks the company's insider trades and institutional holders.

  • For the fiscal year ended December 31, 2025 (FY2025), Core Laboratories Inc. /DE/ (CLB) reported revenue of $526.5 million (up 0.5% from FY2024) and net income of $29.7 million. Diluted EPS was $0.63.
  • As of June 30, 2026, 27 institutional investment managers tracked by SignalX reported holding Core Laboratories Inc. /DE/ (CLB) shares worth $213.0 million in 13F-HR filings.
  • In the last 90 days, CLB insiders reported 1 open-market purchase ($54K) and 0 open-market sales ($0) on Form 4, a net purchase of $54K.

Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).

Revenue · FY2025
$526.5M
+0.5% vs prior year
Insiders · 90 days
1 buy · 0 sells
Net +$54K
13F holders
27 funds
$213.0M · −1 vs prior quarter
Latest 8-K
Aug 25, 2026
Item 5.02

AI 10-Q Quarterly Report Analysis

Latest 10-Q, quarter ended Jun 30, 2026

Risk Factors

  • No risk-factors section provided in submitted filing text
  • No new or changed regulatory, legal, operational, competitive, market, or financial risks identifiable
  • Open-market repurchases: 213,928 shares repurchased during quarter
  • Share repurchases discretionary, with no publicly announced program

AI summary of the CLB 10-Q filed . Generated from the filing text; verify against the original.View on SEC EDGAR10-K vs 10-Q vs 8-K

AI 8-K Current Report Analysis

The most recent material events, by 8-K item

Filed Aug 25, 2026Full analysis →

Item 5.02: Departure/Appointment of Directors or Principal Officers

  • Director Kwaku Temeng resigning effective October 1, 2026
  • Resignation reflects disagreement over strategic direction and governance practices
Filed Jul 29, 2026Full analysis →

Item 2.02: Results of Operations and Financial Condition

  • Q2 2026 financial results announced on July 29, 2026
  • Earnings details and operating performance contained in the accompanying press release exhibit

Item 7.01: Regulation FD Disclosure

  • Quarterly cash dividend of $0.01 per share announced
  • August 10, 2026 record date; August 31, 2026 payment date

Item EX-99.1: Item EX-99.1

  • Q2 revenue $124.6M, down 4% YoY, while operating income $9.2M and EPS $0.13 reflected sequential recovery
  • Production Enhancement drove momentum, with revenue up 15% sequentially to $45.9M and operating income up 550% sequentially to $5.2M
Filed May 13, 2026Full analysis →

Item 5.07: Submission of Matters to a Vote of Security Holders

  • Shareholders re-elected Class I directors Harvey Klingensmith and Curtis Anastasio through the 2029 annual meeting
  • KPMG ratified as independent auditor for fiscal year ending December 31, 2026, with 41,220,974 votes in favor

AI summaries of CLB 8-K current reports filed with the SEC. What 8-K item codes mean

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Recent Insider Transactions (Form 4)

Latest reported trades by officers, directors and 10% owners

InsiderTypeDatePrice
Teo Sow HangMOct 1, 2026-
Tattoli Mark DamianFOct 1, 2026$9.76
Tattoli Mark DamianMOct 1, 2026-
Teo Sow HangMOct 1, 2026-
Teo Sow HangFOct 1, 2026$9.76
Tattoli Mark DamianMOct 1, 2026-
Teo Sow HangMAug 1, 2026-
Teo Sow HangFAug 1, 2026$10.64
Insider trades across all companies →Which insider buys matter →

Financial Summary
XBRL

Annual financial summary from SEC XBRL data
MetricFY2023FY2024FY2025
Profitability
Revenue-$523.8M$526.5M
Operating Income-$58.6M$56.5M
Net Income$36.7M$31.4M$29.7M
Op. Margin-11.2%10.7%
Net Margin-6.0%5.6%
Balance Sheet
Total Assets-$590.4M$584.0M
Equity$224.8M$252.0M$266.0M
ROE16.3%12.5%11.2%
Per Share
EPS$0.77$0.66$0.63
Cash Flow
Operating CF-$56.4M$37.0M
CapEx$10.6M$13.0M$11.2M

Source: XBRL data in Core Laboratories Inc. /DE/ (CLB)'s 10-K filings on SEC EDGAR, in USD. Compare across companies →

13F Fund Holdings: Quarterly Trend

Latest: Q2 2026

Aggregate CLB share value held by 13F filers tracked by SignalX, by quarter.

Quarterly totals table
CLB shares held by 13F filers tracked by SignalX, by quarter
QuarterFundsTotal value
Q2 202627$213.0M
Q1 202628$291.7M
Q4 202526$278.8M
Q3 202529$217.4M
Q2 202527$219.1M
Q1 202524$175.8M
Q4 202420$193.0M
Q3 202417$100.9M
Position changes: Q1 2026 → Q2 2026
Top Buyers
Top Sellers
New Positions
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 198 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work

CLB filing archive

AI analysis pages for each 10-K, 10-Q and 8-K

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling dateAnalysisSEC
4Oct 5, 2026--
4Oct 5, 2026--
8-KAug 25, 2026Analysis-
4Aug 4, 2026--
4Aug 4, 2026--
4Aug 4, 2026--
10-QJul 30, 2026Analysis
8-KJul 29, 2026Analysis-
8-KMay 13, 2026Analysis
4May 4, 2026--
10-QMay 1, 2026Analysis
8-KApr 29, 2026Analysis-
4Apr 8, 2026--
4Apr 7, 2026--
4Apr 7, 2026--
4Apr 7, 2026--
4Apr 7, 2026--
4Apr 7, 2026--
8-KMar 23, 2026--
10-KMar 23, 2026-
8-KMar 17, 2026Analysis-
8-KMar 5, 2026Analysis-
4Feb 17, 2026-
4Feb 17, 2026-
4Feb 17, 2026-

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CLB SEC filings: frequently asked questions

Are CLB insiders buying or selling?

In the last 90 days, Core Laboratories Inc. /DE/ (CLB) officers, directors and 10% owners reported 1 open-market purchase worth $53,900 by 1 insider and no open-market sales on Form 4. Many insider sales are pre-planned or for taxes, so purchases usually carry more information.

Which institutions hold CLB stock?

As of June 30, 2026, the largest Core Laboratories Inc. /DE/ (CLB) holders among the 13F filers tracked by SignalX were BlackRock ($86.9 million), State Street Corp ($25.4 million), Vanguard Capital Management LLC ($18.5 million), Dimensional Fund Advisors ($18.0 million), Vanguard Portfolio Management LLC ($14.9 million). 13F-HR reports are filed up to 45 days after each quarter ends.

What was CLB's revenue in fiscal year 2025?

For the fiscal year ended December 31, 2025 (FY2025), Core Laboratories Inc. /DE/ (CLB) reported revenue of $526.5 million (up 0.5% from FY2024) and net income of $29.7 million. Diluted EPS was $0.63. The figures come from the XBRL data in the 10-K.

What did CLB report in its latest 8-K?

Core Laboratories Inc. /DE/ (CLB) filed an 8-K on August 25, 2026 reporting Item 5.02 (Departure/Appointment of Directors or Principal Officers). Director Kwaku Temeng resigning effective October 1, 2026.

What are the latest CLB SEC filings?

Core Laboratories Inc. /DE/ (CLB) filed its latest 10-K annual report on March 23, 2026, a 10-Q quarterly report on July 30, 2026, an 8-K current report on August 25, 2026 and a Form 4 insider filing on October 5, 2026.

What is CLB's SEC CIK number?

Core Laboratories Inc. /DE/ (CLB)'s SEC Central Index Key (CIK) is 1958086. EDGAR lists every CLB filing under that number.

Ask anything about CLB

The research agent reads CLB's filings, financials, insider trades and 13F holders, then answers with sources.

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