CLB Core Laboratories (CLB) Insider Trading, Ownership & Congress Trades
Energy · Oil & gas field services, nec · CIK 0001958086
C-suite buying · 1
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
91
13F, latest reported quarter
Conversions, 180 days
6
Codes C/M, not in net · $0 priced
What the filings say about CLB
Insiders, 180 days
+$53.9K net bought
1 buyer
Core Laboratories insider trades (Form 4)
Form 4 buys and sells (codes P and S). Grants, option exercises
and conversions excluded.
Over the last 180 days, Core Laboratories Inc. /DE/ insiders bought a net $53.9K of stock across 1 Form 4 purchases and sales, with 1 insider buying. Source: SEC Form 4 filings, as of 2026-10-28.
Insider
Filed
Shares
Value
Since filing
Context
- First Form 4 purchase or sale (code P or S) here by this insider on our record.
- The trade is 1.9% of the 262,438 shares held after it.
- No other insider bought within 30 days.
- 91 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chairman and CEO Bruno Lawrence bought about $53.9K of CLB on Jul 31, 2026, the largest insider purchase at the company on our record; 91 funds added in the latest 13F quarter.1 transaction on record · a thin record, read with care
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Seven facts, ranked against the sector ·
Rank is not a forecast
Insiders
net +$53.9K over 180 days
+$53.9K over 90 days
more than 66% of Energy
Congress
no House purchase disclosed in the last 12 months
Funds
91 funds bought in last quarter
below 67% of Energy
Revenue
+0.5% year over year
more than 51% of Energy
Margin
5.6% net margin
more than 57% of Energy
Buybacks
$6.7M repurchased, FY to 2026-06-30
below 69% of Energy
Short interest
10.8% of the float short (float per yahoo 2026-10-26) · 6.8 days to cover · settled 2026-09-30
more than 84% of Energy
What changed in the last 30 days
Nothing new filed in the last 30 days
Watch CLB
A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.
The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-37.7%12M
Insider buy
Indexed to 100, dividend-adjusted, not a price chart.
When a name files heavily, the largest trades are drawn first.
Who owns CLB: institutional holders (13F)
13F holdings, latest reported quarter
14,074,945 sh
$164.0M
7,460,118 sh
$86.9M
3,042,177 sh
$35.4M
2,941,004 sh
$34.3M
2,176,480 sh
$25.4M
Congress trades in CLB
No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.
Activist and 5% holders (13D/13G)
No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.
CLB planned insider sales (Form 144)
No planned-sale notices
No insider has filed to sell. Watch this after a run-up.
CLB mutual fund holders (N-PORT)
Funds ranked by the share of their own portfolio in this stock (N-PORT).
Ariel Fund
$75.4M position · as of 2026-06-30
2.6%
Cultivar ETF
$868.6K position · as of 2026-07-31
2.0%
Ariel Appreciation Fund
$16.7M position · as of 2026-06-30
1.7%
Heartland Value Fund
$10.5M position · as of 2026-06-30
0.9%
State Street(R) SPDR(R) S&P(R) Oil & Gas Equipment & Services ETF
$4.1M position · as of 2026-06-30
0.9%
Unrestricted Series
$154.3K position · as of 2026-07-31
0.8%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M ·
% is the share of the fund's own portfolio
Executive pay vs shareholder return
CEO pay, headline and as actually paid, against the company's
return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$5.0M
$3.3M
$1.4M
-39%
n/a
2024
$5.7M
$6.5M
$1.6M
-53%
n/a
2023
$8.0M
$3.9M
$1.9M
-52%
n/a
2022
$6.4M
$4.6M
$1.6M
-45%
n/a
2021
$6.5M
$3.5M
$1.5M
-40%
n/a
Tagged by the company under SEC Item 402(v). Returns are
cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders are net buyers of their own stock.
The record shows a net $53.9K bought by insiders over 180 days, 91 funds added last quarter. Each figure is a federal filing, dated the day it went public.
CLB financials
Revenue growth
+0.5%
XBRL, annual
Net margin
5.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$519.2M
four quarters, 2025-07-01 to 2026-06-30
Revenue, TTM CLB
| FY Dec 2025 | $526.5M |
| FY Dec 2024 | $523.8M |
| FY Dec 2023 | $509.8M |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | $124.6M |
| Mar 2026 | $121.8M |
| Dec 2025 | $138.3M |
| Sep 2025 | $134.5M |
| Jun 2025 | $130.2M |
| Mar 2025 | $123.6M |
| Dec 2024 | $129.2M |
| Sep 2024 | $134.4M |
At each fiscal year end
Single quarter
Net margin, TTM
+4.7%
net income over revenue, 2025-07-01 to 2026-06-30
Net margin, TTM CLB
| FY Dec 2025 | +5.6% |
| FY Dec 2024 | +6.0% |
| FY Dec 2023 | +7.2% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +4.8% |
| Mar 2026 | -0.6% |
| Dec 2025 | +3.6% |
| Sep 2025 | +10.6% |
| Jun 2025 | +8.2% |
| Mar 2025 | -0.1% |
| Dec 2024 | +5.7% |
| Sep 2024 | +8.7% |
At each fiscal year end
Single quarter
Free cash flow, TTM
$15.1M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Free cash flow, TTM CLB
| FY Dec 2025 | $25.8M |
| FY Dec 2024 | $44.5M |
| FY Dec 2023 | $14.2M |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | $3.1M |
| Mar 2026 | $517.0K |
| Dec 2025 | $5.0M |
| Sep 2025 | $6.5M |
| Jun 2025 | $10.4M |
| Mar 2025 | $3.9M |
| Dec 2024 | $17.4M |
| Sep 2024 | $10.4M |
At each fiscal year end
Single quarter
Debt to equity
0.42x
long-term debt only, 2026-06-30; equity 2026-06-30
Debt to equity CLB
| FY Dec 2025 | 0.41x |
| FY Dec 2024 | 0.51x |
| FY Dec 2023 | 0.73x |
| FY Dec 2022 | 0.94x |
| FY Dec 2021 | n/a |
| Jun 2026 | 0.42x |
| Mar 2026 | 0.43x |
| Dec 2025 | 0.41x |
| Sep 2025 | 0.42x |
| Jun 2025 | 0.48x |
| Mar 2025 | 0.49x |
| Dec 2024 | 0.51x |
| Sep 2024 | 0.56x |
At each fiscal year end
Trailing four quarters at each quarter end
Cash flow to debt
0.25x
TTM operating cash flow over long-term debt only, 2026-06-30
Cash flow to debt CLB
| FY Dec 2025 | 0.34x |
| FY Dec 2024 | 0.45x |
| FY Dec 2023 | 0.15x |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | 0.25x |
| Mar 2026 | 0.30x |
| Dec 2025 | 0.34x |
| Sep 2025 | 0.44x |
| Jun 2025 | 0.44x |
| Mar 2025 | 0.46x |
| Dec 2024 | 0.45x |
| Sep 2024 | 0.39x |
At each fiscal year end
Trailing four quarters at each quarter end
Return on equity
+9.1%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on equity CLB
| FY Dec 2025 | +11.6% |
| FY Dec 2024 | +13.3% |
| FY Dec 2023 | +17.9% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +9.1% |
| Mar 2026 | +11.1% |
| Dec 2025 | +11.6% |
| Sep 2025 | +12.3% |
| Jun 2025 | +11.8% |
| Mar 2025 | +11.5% |
| Dec 2024 | +13.3% |
| Sep 2024 | +11.0% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on assets
+4.1%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets CLB
| FY Dec 2025 | +5.1% |
| FY Dec 2024 | +5.4% |
| FY Dec 2023 | +6.3% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +4.1% |
| Mar 2026 | +4.9% |
| Dec 2025 | +5.1% |
| Sep 2025 | +5.4% |
| Jun 2025 | +5.0% |
| Mar 2025 | +4.7% |
| Dec 2024 | +5.4% |
| Sep 2024 | +4.4% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on invested capital
+9.1%
operating income after a 32.9% effective tax rate, over long-term debt only, 2026-06-30 plus average of 2025-06-30 and 2026-06-30 minus cash
Return on invested capital CLB
| FY Dec 2025 | +10.8% |
| FY Dec 2024 | +11.8% |
| FY Dec 2023 | +13.9% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +9.1% |
| Mar 2026 | +10.5% |
| Dec 2025 | +10.8% |
| Sep 2025 | +11.5% |
| Jun 2025 | +10.8% |
| Mar 2025 | +10.5% |
| Dec 2024 | +11.8% |
| Sep 2024 | +9.8% |
At each fiscal year end
Trailing four quarters at each quarter end
Return on capital employed
+9.8%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
Return on capital employed CLB
| FY Dec 2025 | +11.8% |
| FY Dec 2024 | +11.9% |
| FY Dec 2023 | +11.2% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +9.8% |
| Mar 2026 | +11.2% |
| Dec 2025 | +11.8% |
| Sep 2025 | +10.9% |
| Jun 2025 | +10.8% |
| Mar 2025 | +10.9% |
| Dec 2024 | +11.9% |
| Sep 2024 | +11.6% |
At each fiscal year end
Trailing four quarters at each quarter end
P/E, trailing
19.65x
close 2026-10-26 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
P/E, trailing CLB
| FY Dec 2025 | 25.44x |
| FY Dec 2024 | 25.84x |
| FY Dec 2023 | 23.24x |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | 22.40x |
| Mar 2026 | 27.52x |
| Dec 2025 | 25.44x |
| Sep 2025 | 18.18x |
| Jun 2025 | 18.29x |
| Mar 2025 | 24.98x |
| Dec 2024 | 25.84x |
| Sep 2024 | 33.69x |
At each fiscal year end
Trailing four quarters at each quarter end
Enterprise value
$560.1M
market value at close 2026-10-26 on 2026-07-24 shares, plus long-term debt only, 2026-06-30, minus cash 2026-06-30
Enterprise value CLB
| FY Dec 2025 | $834.0M |
| FY Dec 2024 | $919.7M |
| FY Dec 2023 | $973.2M |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | $628.2M |
| Mar 2026 | $864.8M |
| Dec 2025 | $834.0M |
| Sep 2025 | $668.1M |
| Jun 2025 | $633.5M |
| Mar 2025 | $804.2M |
| Dec 2024 | $919.7M |
| Sep 2024 | $987.7M |
At each fiscal year end
Trailing four quarters at each quarter end
FCF yield
+3.2%
TTM free cash flow over market value at close 2026-10-26
FCF yield CLB
| FY Dec 2025 | +3.5% |
| FY Dec 2024 | +5.5% |
| FY Dec 2023 | +1.7% |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | +2.8% |
| Mar 2026 | +2.9% |
| Dec 2025 | +3.5% |
| Sep 2025 | +6.6% |
| Jun 2025 | +7.8% |
| Mar 2025 | +6.5% |
| Dec 2024 | +5.5% |
| Sep 2024 | +5.0% |
At each fiscal year end
Trailing four quarters at each quarter end
PEG, trailing
n/a
trailing EPS growth -17%, PEG needs growth
PEG, trailing CLB
| FY Dec 2025 | n/a |
| FY Dec 2024 | n/a |
| FY Dec 2023 | n/a |
| FY Dec 2022 | n/a |
| FY Dec 2021 | n/a |
| Jun 2026 | n/a |
| Mar 2026 | 16.51x |
| Dec 2025 | n/a |
| Sep 2025 | 0.77x |
| Jun 2025 | 0.64x |
| Mar 2025 | n/a |
| Dec 2024 | n/a |
| Sep 2024 | n/a |
At each fiscal year end
Trailing four quarters at each quarter end
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
| 2025-12 | 2024-12 | 2023-12 | 2022-12 | |
|---|---|---|---|---|
| Revenue | $526.5M | $523.8M | $509.8M | $489.7M |
| Operating income | $56.5M | $58.6M | $54.6M | $41.5M |
| Net income | $29.7M | $31.4M | $36.7M | $19.5M |
| EPS (diluted) | 0.63 | 0.66 | 0.77 | 0.42 |
| Operating cash flow | $37.0M | $56.4M | $24.8M | $25.0M |
| Cash | $22.7M | $19.2M | $15.1M | $15.4M |
| Long-term debt | $110.3M | $126.1M | $163.1M | $172.4M |
| Buybacks | $12.4M | $5.3M | $2.2M | $3.9M |
| Dividends paid | $1.9M | $1.9M | $1.9M | $1.9M |
SEC XBRL, fiscal years, as known on 2026-10-28
CLB Stock Sonar score 6/7 axes
Find similar shapesCompareCLB ranks highest on insider conviction (60th percentile) and growth (51st), and lowest on institutional and government (33rd), among Energy peers.
6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
CLB filings, in plain words
Are Core Laboratories insiders buying or selling CLB?
In the 180 days to 2026-10-28, Core Laboratories insiders were net buyers, a net $53.9K across purchases and sales reported on Form 4, by 1 buyer.
Read the full summary
In the 180 days to 2026-10-28, Core Laboratories insiders were net buyers of CLB, a net $53.9K across purchases and sales reported on Form 4 by 1 buyer. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.
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