STMicroelectronics NV
STM · NYSE
$44.02−$0.07 (−0.16%)TodayMarket closed ·
Prev close $44.09
Who owns STM
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 40.2% of STM’s shares.
- STMicroelectronics Holding N.V.27.5%
- BlackRock Institutional Trust Company, N.A.4.1%
- Vanguard Capital Management, LLC2.1%
- Aviva Investors Global Services Limited1.4%
- Next 6 largest institutions5.1%
- All other shareholders59.8%
| Holder | Shares | % of shares |
|---|---|---|
| STMicroelectronics Holding N.V. | 250.70M | 27.51% |
| BlackRock Institutional Trust Company, N.A. | 36.91M | 4.05% |
| Vanguard Capital Management, LLC | 19.42M | 2.13% |
| Aviva Investors Global Services Limited | 12.86M | 1.41% |
| Norges Bank Investment Management (NBIM) | 10.34M | 1.13% |
| Amundi Asset Management, SAS | 10.22M | 1.12% |
| BlackRock Advisors (UK) Limited | 9.38M | 1.03% |
| Geode Capital Management, L.L.C. | 7.10M | 0.78% |
| Nuveen LLC | 4.87M | 0.53% |
| Fidelity International | 4.65M | 0.51% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Statens Pensjonsfond Utland | 10.34M | 1.13% |
| Vanguard Total International Stock Index Fund | 9.42M | 1.03% |
| Vanguard Developed Markets Index Fund | 6.27M | 0.69% |
| iShares Core MSCI EAFE ETF | 4.72M | 0.52% |
| Mediolanum Flessibile Futuro Italia | 2.64M | 0.29% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of STM in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Grandi L. | Other | 18 | — |
| Rose S.K. | Other | 40 | — |
| Gualandris F. | Other | 8 | — |
| Cassis M.L. | Other | 8 | — |
| Ouazzane, El R. | Other | 24 | — |
| Chery, Roger J-M. | Other | 19 | — |
| Roux J.G.C. | Other | 3 | — |
| Rose S.K. | Other | 34 | — |
| Gualandris F. | Other | 7 | — |
| Ouazzane, El R. | Other | 21 | — |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Alan ArmstrongSenator | Purchase | $1K–$15K | Mar 30, 2026 |
Short interest
Settled Sep 30, 2026
- Shares short
- 15.65M
- Days to cover
- 1.73
- % of shares outstanding
- 1.72%
- Average daily volume
- 9.04M
- Change since last report
- +7.8%
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