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$SLB
$53.99 +$0.91 (1.7%) Live

Ownership

13F as of Q2 2026 · 1.48B shares outstanding

Who owns SLB?

By type of holder
Institutions 90.1% Insiders 0.0% Everyone else 9.9%
Concentration Top 10 holders own 43.3%
BlackRock, Inc. 7.8% · Vanguard Capital Management LLC 6.6%
Institutional ownership
90.1%
+0.9 pts vs last qtr
Institutional holders
1,698
-5 vs last qtr
Net shares bought
+13.6M
by institutions in Q2 2026
New / sold out
172 / 177
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Norges Bank NEW +22.4M
  • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC +10.0M

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Biggest sellers in Q2 2026
  • BlackRock, Inc. −16.1M
  • Marshall Wace, LLP −5.4M

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Who is planning to sell?

Notices of proposed sale, last 12 months
$25M
17 notices from 7 people
Shares covered
501.7K
0.03% of the company
Arranged in advance
43%
of the value is under a 10b5-1 plan
Under a 10b5-1 plan No plan
$0$4.4M$8.9MNov 2025: $3.7M without a planNovDecJan 2026: $1.3M under a 10b5-1 planJan 2026: $7.6M without a planJanFeb 2026: $1.3M under a 10b5-1 planFebMar 2026: $1.3M under a 10b5-1 planMarApr 2026: $1.4M under a 10b5-1 planAprMay 2026: $1.4M under a 10b5-1 planMay 2026: $3.1M without a planMayJunJulAug 2026: $1.9M under a 10b5-1 planAugSep 2026: $2.1M under a 10b5-1 planSepOct
Largest proposed sellers
  • Le Peuch Olivier Officer 10b5-1 $10.6M
  • Merad Abdellah Officer $5.24M

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Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025
+5.9%
+0.64% a year
Each share's claim on the business
−5.6%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
— vs $3.34B
over 10 fiscal years
Diluted shares, split-adjusted
1.32B1.39B1.46B2016: 1.36B shares'162017: 1.39B shares'172018: 1.39B shares'182019: 1.39B shares'192020: 1.39B shares'202021: 1.43B shares'212022: 1.44B shares'222023: 1.44B shares'232024: 1.44B shares'242025: 1.44B shares'25
Buybacks Stock-based comp
$0$202.5M$405.0M2016 buybacks: $02016 stock comp: $267.0M'162017 buybacks: $02017 stock comp: $343.0M'172018 buybacks: $02018 stock comp: $345.0M'182019 buybacks: $02019 stock comp: $405.0M'192020 buybacks: $02020 stock comp: $397.0M'202021 buybacks: $02021 stock comp: $324.0M'212022 buybacks: $02022 stock comp: $313.0M'222023 buybacks: $02023 stock comp: $293.0M'232024 buybacks: $02024 stock comp: $316.0M'242025 buybacks: $02025 stock comp: $332.0M'25

How patient are the owners?

Institutional shares by how long they've been held
5+ years81% 3–5 years6% 1–3 years6% Under 1 year8%
Quarterly turnover
8.7%
of institutional shares changed hands
Top 10 managers, median time held
5 years

Super Investors

Investment managers reporting SLB on Form 13F
B
BlackRock, Inc.
Shares
116.2M
% of company
7.83%
Change vs last qtr
−16.1M (−12.2%)
Held since
≤2021
VC
Vanguard Capital Management LLC
Shares
97.7M
% of company
6.58%
Change vs last qtr
+482.5K (+0.5%)
Held since
≤2021

28 more super investors behind a free account

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Institutional Funds

Mutual funds and ETFs reporting SLB on Form N-PORT; together they hold 42.1% of the company
VT
Position value
$2.21B
% of company
3.20%
% of the fund
0.10%
As of
June 30, 2026
SU
Schwab Strategic Trust
Position value
$1.95B
% of company
2.41%
% of the fund
2.05%
As of
May 31, 2026

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Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
GH
Guild Howard
Insider
Shares
8.7K
% of company
0.00%
Change vs last qtr
—
Held since
—

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