Tower Semiconductor Ltd
TSEM- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0000928876
In the last 90 days, Tower Semiconductor Ltd insiders filed 0 open-market purchases and 3 sales; 454 institutions reported holding it in 13F filings for Q2 2026, worth $16.4B in total; superinvestors ARK Invest and Maverick Capital hold it.
13F holders, Q1 2026
Institutional positions in Tower Semiconductor Ltd as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 382
- +78 vs. Q4 2025
- Shares held
- 69.2M
- +682.2K (+1.0%) vs. Q4 2025
- Total value
- $12.1B
- +$4.04B (+50.2%) vs. Q4 2025
- New holders
- 132
- 91 more added
- Sold out
- 54
- 127 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TSEM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 454 | $16.4B |
| Q1 2026 | 382 | $12.1B |
| Q4 2025 | 312 | $8.60B |
| Q3 2025 | 249 | $5.20B |
| Q2 2025 | 216 | $3.11B |
| Q1 2025 | 218 | $2.57B |
| Q4 2024 | 241 | $3.61B |
| Q3 2024 | 215 | $3.09B |
| Q2 2024 | 191 | $2.59B |
| Q1 2024 | 189 | $2.15B |
| Q4 2023 | 184 | $1.99B |
| Q3 2023 | 199 | $1.64B |
| Q2 2023 | 219 | $2.50B |
| Q1 2023 | 213 | $2.81B |
| Q4 2022 | 223 | $2.83B |
| Q3 2022 | 204 | $2.80B |
| Q2 2022 | 205 | $3.02B |
| Q1 2022 | 183 | $3.18B |
| Q4 2021 | 156 | $2.40B |
| Q3 2021 | 141 | $1.78B |
| Q2 2021 | 134 | $1.80B |
| Q1 2021 | 157 | $1.71B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Tower Semiconductor Ltd; share changes are against Q4 2025.