Core Laboratories (CLB) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET
Updated Oct 15, 2026, 4:00 PM ET
- Closed at $9.78, +0.10% vs the prior close of $9.77.
- Volume 802.00K shares, 1.4x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
CLB ends flat (+0.1%) to $9.78. Closed at $9.78, +0.10% vs the prior close of $9.77. Day range $9.48–$9.79, opened at $9.70.
CLB daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 15, 2026 — CLB ends flat (+0.1%) to $9.78
- Closed at $9.78, +0.10% vs the prior close of $9.77. Day range $9.48–$9.79, opened at $9.70.
- Volume was 802.00K shares, 1.4x its 50-day average of 560.96K.
- Price is -14.6% vs its 50-day average ($11.45) and -31.6% vs its 200-day average ($14.30).
- 52-week range $9.48–$20.36; today's close sits at 3% of that range, 52.0% below the 52-week high.
Oct 14, 2026 — CLB slides 3.8% to $9.77
- Closed at $9.77, -3.84% vs the prior close of $10.16. Day range $9.73–$10.22, opened at $10.16.
- Volume was 699.40K shares, 1.2x its 50-day average of 560.00K.
- Price is -14.8% vs its 50-day average ($11.47) and -31.8% vs its 200-day average ($14.33).
- 52-week range $9.63–$20.36; today's close sits at 1% of that range, 52.0% below the 52-week high.
Oct 13, 2026 — CLB rises 1.5% to $10.16
- Closed at $10.16, +1.50% vs the prior close of $10.01. Day range $10.05–$10.26, opened at $10.09.
- Volume was 740.60K shares, 1.3x its 50-day average of 557.91K.
- Price is -11.6% vs its 50-day average ($11.50) and -29.3% vs its 200-day average ($14.37).
- 52-week range $9.63–$20.36; today's close sits at 5% of that range, 50.1% below the 52-week high.
Oct 12, 2026 — CLB dips 0.8% to $10.01
- Closed at $10.01, -0.79% vs the prior close of $10.09. Day range $9.93–$10.28, opened at $10.26.
- Volume was 430.10K shares, 0.8x its 50-day average of 564.80K.
- Price is -13.0% vs its 50-day average ($11.51) and -30.5% vs its 200-day average ($14.40).
- 52-week range $9.63–$20.36; today's close sits at 4% of that range, 50.8% below the 52-week high.
Oct 9, 2026 — CLB dips 0.7% to $10.09
- Closed at $10.09, -0.69% vs the prior close of $10.16. Day range $10.06–$10.26, opened at $10.14.
- Volume was 607.50K shares, 1.1x its 50-day average of 574.93K.
- Price is -12.4% vs its 50-day average ($11.52) and -30.1% vs its 200-day average ($14.43).
- 52-week range $9.63–$20.36; today's close sits at 4% of that range, 50.4% below the 52-week high.
Oct 8, 2026 — CLB rises 0.5% to $10.16
- Closed at $10.16, +0.49% vs the prior close of $10.11. Day range $10.02–$10.22, opened at $10.17.
- Volume was 517.60K shares, 0.9x its 50-day average of 596.66K.
- Price is -11.9% vs its 50-day average ($11.53) and -29.8% vs its 200-day average ($14.46).
- 52-week range $9.63–$20.36; today's close sits at 5% of that range, 50.1% below the 52-week high.
Oct 7, 2026 — CLB dips 1.8% to $10.11
- Closed at $10.11, -1.84% vs the prior close of $10.30. Day range $9.98–$10.33, opened at $10.25.
- Volume was 589.80K shares, 1.0x its 50-day average of 597.60K.
- Price is -12.3% vs its 50-day average ($11.52) and -30.2% vs its 200-day average ($14.49).
- 52-week range $9.63–$20.36; today's close sits at 4% of that range, 50.3% below the 52-week high.
Oct 6, 2026 — CLB dips 2.0% to $10.30
- Closed at $10.30, -2.00% vs the prior close of $10.51. Day range $10.16–$10.61, opened at $10.51.
- Volume was 580.40K shares, 1.0x its 50-day average of 598.18K.
- Price is -10.7% vs its 50-day average ($11.53) and -29.1% vs its 200-day average ($14.52).
- 52-week range $9.63–$20.36; today's close sits at 6% of that range, 49.4% below the 52-week high.
Oct 5, 2026 — CLB jumps 5.9% to $10.51, 3 up days in a row
- Closed at $10.51, +5.95% vs the prior close of $9.92. Day range $9.88–$10.74, opened at $9.96.
- Volume was 1.06M shares, 1.8x its 50-day average of 594.12K.
- Price is -9.0% vs its 50-day average ($11.55) and -27.8% vs its 200-day average ($14.55).
- 52-week range $9.63–$20.36; today's close sits at 8% of that range, 48.4% below the 52-week high.
- That makes 3 straight gains.
Oct 2, 2026 — CLB rises 1.6% to $9.92
- Closed at $9.92, +1.64% vs the prior close of $9.76. Day range $9.74–$10.18, opened at $9.77.
- Volume was 624.00K shares, 1.0x its 50-day average of 597.44K.
- Price is -14.3% vs its 50-day average ($11.57) and -32.0% vs its 200-day average ($14.58).
- 52-week range $9.63–$20.36; today's close sits at 3% of that range, 51.3% below the 52-week high.
CLB latest news & SEC filings
Every SEC filing by or about CLB in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 5, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Tattoli Mark Damian had withheld for taxes 276 shares at $9.76 (≈$2.69K) on Oct 1, 2026; now holds 28,089
- Tattoli Mark Damian converted options/RSUs into 700 shares on Oct 1, 2026; now holds 28,365
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 5, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Teo Sow Hang had withheld for taxes 99 shares at $9.76 (≈$966) on Oct 1, 2026; now holds 8,818
- Teo Sow Hang converted options/RSUs into 250 shares on Oct 1, 2026; now holds 8,917
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 25, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 5.02 — Change in directors or officers (appointment, departure or pay).
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 6, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 4, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Bruno Lawrence bought 5,000 shares at $10.78 (≈$53.90K) on Jul 31, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Aug 4, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Aug 4, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Jul 30, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Revenue: $124.61M (prior year $130.16M) (-4.3% vs Jun 30, 2025)
- Net income: $5.96M (prior year $10.64M) (-44.0% vs Jun 30, 2025)
- Diluted EPS: $0.13 (prior year $0.22) (-40.9% vs Jun 30, 2025)
Jul 29, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
- Item 7.01 — Released information under Regulation FD (e.g. a presentation or press release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Jun 29, 2026 · Form 11-K — Annual report for an employee stock plan
Annual report for an employee stock plan
Things to know before you trade CLB
- Last results release: Jul 29, 2026 (8-K Item 2.02). Previous ones: Apr 29, 2026, Feb 4, 2026, Oct 22, 2025. Based on that rhythm, the next report is likely around Oct 28, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 1.77% (largest 5.9%).
- Liquidity: about 707.33K shares (≈$6.92M) trade per day on average.
- 52-week position: $9.78 vs a range of $9.48–$20.36 (3% of the range).
- Dividends: last ex-dividend date Aug 10, 2026 ($0.01/share); 4 payments in the past 12 months.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 1 open-market buys, 0 sales; latest: Lawrence Bruno bought 5,000 shares on Jul 31, 2026.
- Latest filings: 8-K Aug 25, 2026; 10-Q Jul 30, 2026; 8-K Jul 29, 2026.
- Share count: 45.88M shares outstanding (Jul 24, 2026), -2.2% vs a year earlier — the company has been reducing its share count.
- Listing: NYSE · industry: Oil & Gas Field Services, NEC.
CLB market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 15, 2026 | 9.70 | 9.79 | 9.48 | 9.78 | 802.00K |
| Oct 14, 2026 | 10.16 | 10.22 | 9.73 | 9.77 | 699.40K |
| Oct 13, 2026 | 10.09 | 10.26 | 10.05 | 10.16 | 740.60K |
| Oct 12, 2026 | 10.26 | 10.28 | 9.93 | 10.01 | 430.10K |
| Oct 9, 2026 | 10.14 | 10.26 | 10.06 | 10.09 | 607.50K |
| Oct 8, 2026 | 10.17 | 10.22 | 10.02 | 10.16 | 517.60K |
| Oct 7, 2026 | 10.25 | 10.33 | 9.98 | 10.11 | 589.80K |
| Oct 6, 2026 | 10.51 | 10.61 | 10.16 | 10.30 | 580.40K |
| Oct 5, 2026 | 9.96 | 10.74 | 9.88 | 10.51 | 1.06M |
| Oct 2, 2026 | 9.77 | 10.18 | 9.74 | 9.92 | 624.00K |
| Oct 1, 2026 | 9.74 | 9.92 | 9.66 | 9.76 | 781.60K |
| Sep 30, 2026 | 9.73 | 9.89 | 9.63 | 9.70 | 782.50K |
| Sep 29, 2026 | 9.88 | 9.95 | 9.65 | 9.71 | 866.30K |
| Sep 28, 2026 | 10.47 | 10.53 | 10.01 | 10.03 | 618.60K |
| Sep 25, 2026 | 10.47 | 10.72 | 10.38 | 10.39 | 884.90K |
| Sep 24, 2026 | 10.76 | 10.82 | 10.45 | 10.49 | 663.40K |
| Sep 23, 2026 | 10.93 | 10.99 | 10.63 | 10.63 | 644.40K |
| Sep 22, 2026 | 11.07 | 11.31 | 10.72 | 10.94 | 691.30K |
| Sep 21, 2026 | 11.19 | 11.25 | 10.84 | 10.94 | 661.10K |
| Sep 18, 2026 | 11.37 | 11.65 | 11.17 | 11.25 | 902.00K |
About Core Laboratories
Core Laboratories (CLB) is listed on the NYSE and classified by the SEC under “Oil & Gas Field Services, NEC”. Its business address is in HOUSTON, TX. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1958086.
CLB board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Curt Anastasio | Director | Apr 7, 2026 |
| Lawrence Bruno | Chairman and CEO | Aug 4, 2026 |
| Martha Z. Carnes | Director | Apr 7, 2026 |
| Harvey Robert Klingensmith | Director | Apr 7, 2026 |
| Robert F Martinovich | Director | Apr 7, 2026 |
| Katherine Murray | Director | Apr 8, 2026 |
| Kwaku Temeng | Director | Apr 7, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Lawrence Bruno | Chairman and CEO | Aug 4, 2026 |
| Gwendolyn Gresham | SVP | Feb 17, 2026 |
| Christopher Scott Hill | SVP & CFO | Feb 17, 2026 |
| Mark Damian Tattoli | SVP, Gen Counsel & Secretary | Aug 4, 2026 |
| Sow Hang Teo | CAO & Treasurer | Aug 4, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jul 31, 2026 | Lawrence Bruno | Buy | 5,000 | $10.78 |
CLB financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | $526.52M | $29.67M | 0.63 | $37.03M |
| Dec 31, 2024 | $523.85M | $31.40M | 0.66 | $56.39M |
| Dec 31, 2023 | $509.79M | $36.67M | 0.77 | $24.79M |
| Dec 31, 2022 | $489.74M | $19.45M | 0.42 | $24.96M |
| Dec 31, 2021 | $470.25M | $19.73M | 0.42 | $36.58M |
Latest balance sheet: total assets $586.78M, total liabilities $—, cash $22.73M (as of Jun 30, 2026).
CLB earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Jul 29, 2026 | 8-K Item 2.02 (results) | $9.87 |
| Apr 29, 2026 | 8-K Item 2.02 (results) | $17.30 |
| Feb 4, 2026 | 8-K Item 2.02 (results) | $19.61 |
| Oct 22, 2025 | 8-K Item 2.02 (results) | $12.77 |
| Jul 23, 2025 | 8-K Item 2.02 (results) | $12.62 |
| Apr 23, 2025 | 8-K Item 2.02 (results) | $12.07 |
| Jan 29, 2025 | 8-K Item 2.02 (results) | $18.54 |
| Oct 23, 2024 | 8-K Item 2.02 (results) | $17.08 |
| Jul 24, 2024 | 8-K Item 2.02 (results) | — |
| Apr 24, 2024 | 8-K Item 2.02 (results) | — |
| Jan 31, 2024 | 8-K Item 2.02 (results) | — |
| Nov 1, 2023 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.