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$AKAM
$98.50 +$4.97 (5.31%) Close

Ownership

13F as of Q2 2026 · 143.7M shares outstanding

Who owns AKAM?

By type of holder
Institutions 100.0% Insiders 0.0% Everyone else 0.0%
Concentration Top 10 holders own 44.0%
Capital World Investors 7.8% · BlackRock, Inc. 7.3%
Institutional ownership
100.0%
0 pts vs last qtr
Institutional holders
800
+28 vs last qtr
Net shares bought
+5.0M
by institutions in Q2 2026
New / sold out
142 / 114
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Capital World Investors +4.4M
  • Norges Bank NEW +2.1M

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Biggest sellers in Q2 2026
  • Nordea Investment Management AB −1.9M
  • Rubric Capital Management LP SOLD OUT −1.3M

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Who is planning to sell?

Notices of proposed sale, last 12 months
$20.3M
25 notices from 12 people
Shares covered
188.0K
0.13% of the company
Arranged in advance
49%
of the value is under a 10b5-1 plan
Under a 10b5-1 plan No plan
$0$4.3M$8.5MNov 2025: $1.0M under a 10b5-1 planNovDec 2025: $1.5M under a 10b5-1 planDecJan 2026: $1.5M under a 10b5-1 planJanFeb 2026: $378.0K under a 10b5-1 planFeb 2026: $1.9M without a planFebMar 2026: $3.2M under a 10b5-1 planMar 2026: $5.3M without a planMarAprMayJun 2026: $343.3K under a 10b5-1 planJun 2026: $3.2M without a planJunJul 2026: $786.0K under a 10b5-1 planJulAugSep 2026: $1.1M under a 10b5-1 planSepOct
Largest proposed sellers
  • Sundaram Mani Officer 10b5-1 $3.19M
  • Ford Monte E Former affiliate $3.18M

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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
−16.6%
−1.99% a year
Each share's claim on the business
+19.9%
grew without buying or selling a share
Spent on buybacks vs paid in stock
$5.15B vs $2.48B
over 10 fiscal years
Diluted shares, split-adjusted
142.6M160.3M178.0M2016: 176.2M shares'162017: 172.7M shares'172018: 169.2M shares'182019: 164.6M shares'192020: 165.2M shares'202021: 165.8M shares'212022: 160.5M shares'222023: 155.4M shares'232024: 154.3M shares'242025: 147.0M shares'25
Buybacks Stock-based comp
$0$400.0M$800.0M2016 buybacks: $373.8M2016 stock comp: $144.5M'162017 buybacks: $361.2M2017 stock comp: $164.3M'172018 buybacks: $750.0M2018 stock comp: $183.8M'182019 buybacks: $334.5M2019 stock comp: $187.1M'192020 buybacks: $193.6M2020 stock comp: $197.4M'202021 buybacks: $522.3M2021 stock comp: $202.8M'212022 buybacks: $608.0M2022 stock comp: $217.2M'222023 buybacks: $654.0M2023 stock comp: $328.5M'232024 buybacks: $557.5M2024 stock comp: $393.4M'242025 buybacks: $800.0M2025 stock comp: $459.4M'25

How patient are the owners?

Institutional shares by how long they've been held
5+ years68% 3–5 years4% 1–3 years6% Under 1 year22%
Quarterly turnover
18.9%
of institutional shares changed hands
Top 10 managers, median time held
5 years

Super Investors

Investment managers reporting AKAM on Form 13F
CW
Capital World Investors
Shares
11.2M
% of company
7.80%
Change vs last qtr
+4.4M (+65.6%)
Held since
Q1 '26
B
BlackRock, Inc.
Shares
10.5M
% of company
7.28%
Change vs last qtr
+46.7K (+0.4%)
Held since
≤2021

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Institutional Funds

Mutual funds and ETFs reporting AKAM on Form N-PORT; together they hold 45.5% of the company
GF
Growth Fund of America
Position value
$881M
% of company
4.10%
% of the fund
0.24%
As of
May 31, 2026
VT
Position value
$545M
% of company
3.21%
% of the fund
0.02%
As of
June 30, 2026

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Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
LF
Leighton F Thomson
Insider
Shares
227.3K
% of company
0.16%
Change vs last qtr
—
Held since
—
SK
Salem-Jackson Kim
Insider
Shares
57.4K
% of company
0.04%
Change vs last qtr
—
Held since
—

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