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NASDAQ · Technology · Holders

Fortinet Inc. (FTNT) Institutional Ownership & Insider Trading History

Top FTNT institutional shareholders, filing changes, and Form 4 insider activity with filters for buys, sales, option exercises, gifts, and tax withholding.

Section freshness

Prices as of Sep 28, 4:00 PM EDT · Fundamentals checked Sep 29, 9:25 AM EDT · Statements Jun 30, 2026

Ownership read

FTNT insider transaction activity: Mixed, sale-heavy.

Blackrock Inc. is the largest institutional holder. 34 sales and 2 purchases appear in the recent Form 4 filings. Use the filters below to separate open-market activity from option exercises, gifts, awards, and tax withholding.

Review insider tradesView institutions

Insider flow

FTNT

Purchases663
Sales2.69M

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

62.24M

Blackrock Inc.

Insider transaction activity

Mixed, sale-heavy

$282.2M sold / $69.79K bought

Observations shown

130

10 holder / 120 insider

Holder rows
10
Yahoo Finance · Filing dates shown per row
Increased / initiated
4
6 decreased · provider-reported changes
Insider rows
120
Yahoo Finance · Filing dates shown per row

Ownership concentration and transaction activity

Top 10 reported holders
33.01% outstanding
Changes with share-count history
Prior-position data unavailable
New / exited positions
0 / 0 explicitly reported
Largest increase with share-count history
Prior share counts unavailable

Reported-holder cohort only; absence from a limited provider list does not establish an exit. Changes are provider-reported and are only comparable quarter over quarter when the position periods match.

Net shares sold: 2,690,301

Sale-code S shares minus purchase-code P shares in this sample. Includes disclosed plans and unknown plan status; excludes grants, gifts, exercises and withholding. This is activity, not sentiment.

  • Conversion / exercise: 14
  • Purchase / sale; plan unknown: 36
  • Other / unclassified: 62
  • Gift: 8

Top 10 institutional holders

Fortinet Inc. (FTNT) institutional ownership

Ranked by reported share count, with position changes and separate position and filing dates where ownership data supplies them.

Fortinet Inc. (FTNT) institutional ownership
#Institution% heldSharesChange %Position / filing date
1
Blackrock Inc.
8.48%62.24M+0.44%Position as of Jun 30, 2026Filing date unknown
2
Vanguard Capital Management LLC
5.54%40.66M+2.29%Position as of Jun 30, 2026Filing date unknown
3
State Street Corporation
4.04%29.63M+2.42%Position as of Jun 30, 2026Filing date unknown
4
Vanguard Portfolio Management LLC
3.39%24.84M-0.77%Position as of Jun 30, 2026Filing date unknown
5
Invesco Ltd.
3.36%24.62M-3.58%Position as of Jun 30, 2026Filing date unknown
6
Geode Capital Management, LLC
2.38%17.44M-0.13%Position as of Jun 30, 2026Filing date unknown
7
NORGES BANK
1.70%12.45M-14.25%Position as of Jun 30, 2026Filing date unknown
8
First Trust Advisors LP
1.47%10.82M-6.00%Position as of Jun 30, 2026Filing date unknown
9
Arrowstreet Capital, Limited Partnership
1.38%10.13M+4.94%Position as of Jun 30, 2026Filing date unknown
10
Bank Of New York Mellon Corporation
1.27%9.33M-30.04%Position as of Jun 30, 2026Filing date unknown
Showing 10 of 10 matching institutional rows.

Recent insider transactions

Fortinet Inc. (FTNT) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

Fortinet Inc. (FTNT) Form 4 insider transactions
#Insider% companyActionSharesTransaction date
1
WHITTLE JOHN
Chief Operating Officer
<0.01%Conversion of Exercise of derivative securityProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Conversion / exercise
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

56.70KSep 15, 2026
2
WHITTLE JOHN
Chief Operating Officer
<0.01%SaleOpen-market or direct sale reported on Form 4.
Transaction context
Classification:
Purchase / sale; plan unknown
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

56.70KSep 15, 2026
3
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
<0.01%SaleOpen-market or direct sale reported on Form 4.
Transaction context
Classification:
Purchase / sale; plan unknown
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

387Aug 4, 2026
4
XIE MICHAEL
Chief Technology Officer
<0.01%SaleOpen-market or direct sale reported on Form 4.
Transaction context
Classification:
Purchase / sale; plan unknown
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

3.12KAug 3, 2026
5
XIE KENNETH QING
Chief Executive Officer
0.02%Conversion of Exercise of derivative securityProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Conversion / exercise
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

168.09KAug 3, 2026
6
XIE KENNETH QING
Chief Executive Officer
0.02%SaleOpen-market or direct sale reported on Form 4.
Transaction context
Classification:
Purchase / sale; plan unknown
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

161.48KAug 3, 2026
7
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

1.63KJul 31, 2026
8
WHITTLE JOHN
Chief Operating Officer
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

4.57KJul 31, 2026
9
XIE MICHAEL
Chief Technology Officer
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

6.31KJul 31, 2026
10
HSIEH MING
Director
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

650Jun 11, 2026
11
NAPOLITANO JANET ANN
Director
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

650Jun 11, 2026
12
SIM JUDITH KOON LIEN
Director
<0.01%OtherProvider-supplied Form 4 action code. Review the original filing before making a trading judgment.
Transaction context
Classification:
Other / unclassified
10b5-1:
Unknown; not supplied by provider
Holdings after:
Not reported
Position sold:
Not calculable
Filed:
Not reported

Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership.

650Jun 11, 2026
Showing 12 of 120 matching Form 4 rows. Percent of company uses current shares outstanding.

Frequently asked

Common questions.

Who are the largest FTNT shareholders?

Blackrock Inc. is the largest reported institutional holder of FTNT, with 62.24 million shares, or about 8.48% of shares outstanding.

What does the institutional filing activity show for FTNT?

Fortinet Inc. has 10 institutional rows on file: 4 increased or initiated positions and 6 reduced them.

What insider transactions are available for FTNT?

TECHi shows 120 dated FTNT insider transactions through Sep 15, 2026, with transaction types kept separate so administrative actions are not presented as open-market trades.

Are FTNT insiders buying or selling?

The displayed FTNT activity reads Mixed, sale-heavy: 34 sales and 2 purchases. Other transaction types remain separate.

Who is the most active reported FTNT insider?

XIE MICHAEL has the largest absolute share movement in the displayed FTNT filing rows, totaling 12.08 million shares. The action labels provide the transaction context.

All data sources

Search the dated figures used for this view. Each entry identifies its units, reporting period and calculation status.

How to use this page

Use this to check who owns the float and whether insiders are active.

Best for Institutional concentration, insider transaction pattern, and float context.

Weak when Filings are delayed or transactions are administrative rather than economic.

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