
NASDAQ · Technology · Holders
GlobalFoundries Inc. (GFS) Institutional Ownership & Insider Trading History
Top GFS 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, 8:34 AM EDT
Ownership read
GFS insider transaction activity: Net selling.
Mubadala Investment Co PJSC is the largest institutional holder. 42 sales and 0 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.
Insider flow
GFS
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Top holder
399.57M
Mubadala Investment Co PJSC
Insider transaction activity
Net selling
$3.64M sold / $0.0000 bought
Observations shown
67
10 holder / 57 insider
- Holder rows
- 10
- Yahoo Finance · Filing dates shown per row
- Increased / initiated
- 7
- 3 decreased · provider-reported changes
- Insider rows
- 57
- Yahoo Finance · Filing dates shown per row
Ownership concentration and transaction activity
- Top 10 reported holders
- 91.18% 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: 56,954
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.
- Purchase / sale; plan unknown: 42
- Grant: 5
- Gift: 10
Top 10 institutional holders
GlobalFoundries Inc. (GFS) institutional ownership
Ranked by reported share count, with position changes and separate position and filing dates where ownership data supplies them.
| # | Institution | % held | Shares | Change % | Position / filing date |
|---|---|---|---|---|---|
| 1 | Mubadala Investment Co PJSC | 72.8% | 399.57M | -5.55% | Position as of Jun 30, 2026Filing date unknown |
| 2 | 12.7% | 69.85M | +9.04% | Position as of Jun 30, 2026Filing date unknown | |
| 3 | 1.23% | 6.76M | +33.31% | Position as of Jun 30, 2026Filing date unknown | |
| 4 | Marshall Wace LLP | 0.84% | 4.58M | -9.30% | Position as of Jun 30, 2026Filing date unknown |
| 5 | 0.73% | 3.99M | +6144.04% | Position as of Jun 30, 2026Filing date unknown | |
| 6 | Two Sigma Investments, LP | 0.62% | 3.42M | +27.79% | Position as of Jun 30, 2026Filing date unknown |
| 7 | 0.58% | 3.17M | +2.81% | Position as of Jun 30, 2026Filing date unknown | |
| 8 | Victory Capital Management Inc. | 0.56% | 3.09M | +100.00% | Position as of Jun 30, 2026Filing date unknown |
| 9 | 0.56% | 3.09M | -33.36% | Position as of Jun 30, 2026Filing date unknown | |
| 10 | Bessemer Group, Inc. | 0.51% | 2.82M | +0.22% | Position as of Jun 30, 2026Filing date unknown |
Recent insider transactions
GlobalFoundries Inc. (GFS) Form 4 filings
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
| # | Insider | % company | Action | Shares | Transaction date |
|---|---|---|---|---|---|
| 1 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Sep 10, 2026 |
| 2 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Sep 3, 2026 |
| 3 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Aug 27, 2026 |
| 4 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Aug 20, 2026 |
| 5 | RAMAN PRADHEEPA Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 6.76K | Aug 18, 2026 |
| 6 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Aug 13, 2026 |
| 7 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Aug 6, 2026 |
| 8 | AZAR SAMAK L Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 335 | Jul 30, 2026 |
| 9 | RAO BOBBY SATYADEV YERRAMILLI Director | <0.01% | Stock Award(Grant)Provider-supplied Form 4 action code. Review the original filing before making a trading judgment.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 1.86K | Jul 28, 2026 |
| 10 | HALAWA SAMER Director | <0.01% | Stock Award(Grant)Provider-supplied Form 4 action code. Review the original filing before making a trading judgment.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 3.29K | Jul 28, 2026 |
| 11 | OBEID CARLOS ANTOINE Director | <0.01% | Stock Award(Grant)Provider-supplied Form 4 action code. Review the original filing before making a trading judgment.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 1.43K | Jul 28, 2026 |
| 12 | LANGUILLE CAMILLA Director | <0.01% | Stock Award(Grant)Provider-supplied Form 4 action code. Review the original filing before making a trading judgment.Transaction context
Position sold = shares sold ÷ (shares sold + holdings after). Separate accounts or security classes may not represent total beneficial ownership. | 3.29K | Jul 28, 2026 |
Frequently asked
Common questions.
Who are the largest GFS shareholders?
Mubadala Investment Co PJSC is the largest reported institutional holder of GFS, with 399.57 million shares, or about 72.82% of shares outstanding.
What does the institutional filing activity show for GFS?
GlobalFoundries Inc. has 10 institutional rows on file: 7 increased or initiated positions and 3 reduced them.
What insider transactions are available for GFS?
TECHi shows 57 dated GFS insider transactions through Sep 10, 2026, with transaction types kept separate so administrative actions are not presented as open-market trades.
Are GFS insiders buying or selling?
The displayed GFS activity reads Net selling: 42 sales and 0 purchases. Other transaction types remain separate.
Who is the most active reported GFS insider?
HOGAN MICHAEL JAMES has the largest absolute share movement in the displayed GFS filing rows, totaling 24,707 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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