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$SMCI
$32.68 -$0.26 (0.79%) Live

Ownership

13F as of Q2 2026 · 657.0M shares outstanding

Who owns SMCI?

By type of holder
Institutions 67.8% Insiders 32.2% Everyone else 0.0%
Concentration Top 10 holders own 75.6%
Liu Liang Chiu-Chu Sara 25.9% · Liang Charles 13.3%
Institutional ownership
67.8%
+16.4 pts vs last qtr
Institutional holders
765
+58 vs last qtr
Net shares bought
+107.6M
by institutions in Q2 2026
New / sold out
147 / 89
positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026
  • Jane Street Group, LLC +24.4M
  • Two Sigma Investments, LP +8.9M

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Biggest sellers in Q2 2026
  • Defiance ETFs, LLC SOLD OUT −6.2M
  • Wells Fargo & Company/mn −4.3M

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Who is planning to sell?

Notices of proposed sale, last 12 months
$27.3M
13 notices from 4 people
Shares covered
754.4K
0.11% of the company
Arranged in advance
45%
of the value is under a 10b5-1 plan
Under a 10b5-1 plan No plan
$0$5.8M$11.6MNov 2025: $3.5M without a planNovDecJanFebMarAprMay 2026: $11.6M without a planMayJunJulAugSep 2026: $7.7M under a 10b5-1 planSepOct 2026: $4.5M under a 10b5-1 planOct
Largest proposed sellers
  • Liu Liang Chiu-Chu Sara Director 10b5-1 $12.2M
  • Yih-Shyan W Liaw Former director $11.6M

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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, FY2017–FY2026
+34.9%
+3.39% a year
Each share's claim on the business
−25.9%
shrank without buying or selling a share
Spent on buybacks vs paid in stock
$18.5M vs $1.16B
over 10 fiscal years
Diluted shares, split-adjusted
501.3M602.8M704.3M2017: 516.8M shares'172018: 521.5M shares'182019: 517.2M shares'192020: 528.4M shares'202021: 535.1M shares'212022: 536.2M shares'222023: 559.7M shares'232024: 602.1M shares'242025: 628.4M shares'252026: 697.3M shares'26
Buybacks Stock-based comp
$0$206.1M$412.1M2017 buybacks: $18.5M2017 stock comp: $19.7M'172018 buybacks: $02018 stock comp: $24.7M'182019 buybacks: $02019 stock comp: $21.2M'192020 buybacks: $02020 stock comp: $20.2M'202021 buybacks: $02021 stock comp: $28.5M'212022 buybacks: $02022 stock comp: $32.8M'222023 buybacks: $02023 stock comp: $54.4M'232024 buybacks: $02024 stock comp: $231.5M'242025 buybacks: $02025 stock comp: $314.5M'252026 buybacks: $02026 stock comp: $412.1M'26

How patient are the owners?

Institutional shares by how long they've been held
5+ years0% 3–5 years0% 1–3 years88% Under 1 year12%
Quarterly turnover
26.0%
of institutional shares changed hands
Top 10 managers, median time held
1.5 years

Super Investors

Investment managers reporting SMCI on Form 13F
B
BlackRock, Inc.
Shares
47.7M
% of company
7.26%
Change vs last qtr
+4.3M (+10.0%)
Held since
2024
VC
Vanguard Capital Management LLC
Shares
36.4M
% of company
5.53%
Change vs last qtr
+3.5M (+10.5%)
Held since
2024

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Institutional Funds

Mutual funds and ETFs reporting SMCI on Form N-PORT; together they hold 23.8% of the company
VT
Position value
$512M
% of company
2.66%
% of the fund
0.02%
As of
June 30, 2026
V5
Vanguard Index Funds
Position value
$428M
% of company
2.22%
% of the fund
0.03%
As of
June 30, 2026

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Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G
LL
Liu Liang Chiu-Chu Sara
Insider
Shares
170.0M
% of company
25.88%
Change vs last qtr
—
Held since
—
LC
Liang Charles
Insider
Shares
87.1M
% of company
13.26%
Change vs last qtr
—
Held since
—

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