Tower Semiconductor Ltd
Ownership
Ownership Structure
Who owns Tower Semiconductor Ltd (TSEM)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.6% of the shares are freely tradable; institutional investors hold 65.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 3.78 | 4,269,304 | +9.3 | 03/31/2026 |
| Clal Insurance Enterprises Holdings Ltd | 3.51 | 3,972,608 | -17.6 | 03/31/2026 |
| Phoenix Financial Ltd | 3.10 | 3,505,778 | +3.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 2.73 | 3,083,829 | +0.0 | 03/31/2026 |
| RIMA MANAGEMENT, LLC | 2.01 | 2,272,079 | -42.8 | 03/31/2026 |
| Amvescap Plc. | 1.93 | 2,181,175 | +66.5 | 03/31/2026 |
| Harel Insurance Invests & Fin Srvcs Ltd | 1.76 | 1,989,929 | -14.2 | 03/31/2026 |
| Meitav Dash Investments Ltd | 1.57 | 1,777,487 | -5.6 | 03/31/2026 |
| Migdal Insurance & Financial Holdings Ltd | 1.53 | 1,730,723 | -14.1 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Intl Stock Index Inv | 1.47 | 1,665,935 | +0.3 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Ellwanger Russell Craig | Chief Executive Officer | 526,788 | 119,054,088 $ | Aug 11, 2026 | direct |
| Chelouche Yoav | Director | 33,734 | 7,623,884 $ | Sep 10, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | Chelouche Yoav | Director | Sell | 232 | 215.06 | 49,894 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 2,489 | 253.92 | 632,007 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 2,098 | 252.74 | 530,249 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 3,331 | 250.90 | 835,748 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 15,816 | 249.66 | 3,948,623 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 35,208 | 248.78 | 8,759,046 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 23,028 | 248.08 | 5,712,786 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 5,065 | 246.74 | 1,249,738 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 11,624 | 245.78 | 2,856,947 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 2,507 | 244.69 | 613,438 |
| Aug 11, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 3,060 | 243.32 | 744,559 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 1,827 | 263.78 | 481,926 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 1,471 | 262.16 | 385,637 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 5,316 | 261.03 | 1,387,635 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 2,519 | 259.94 | 654,789 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 6,486 | 258.47 | 1,676,436 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 5,407 | 257.27 | 1,391,059 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 9,720 | 256.56 | 2,493,763 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 3,116 | 255.24 | 795,328 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 7,343 | 254.15 | 1,866,223 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 9,022 | 253.53 | 2,287,348 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 3,341 | 252.07 | 842,166 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 6,474 | 251.04 | 1,625,233 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 1,123 | 250.05 | 280,806 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 5,559 | 248.94 | 1,383,857 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 5,498 | 248.02 | 1,363,614 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 2,062 | 246.71 | 508,716 |
| Aug 10, 2026 | Ellwanger Russell Craig | Chief Executive Officer | Sell | 1,025 | 245.93 | 252,078 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 28, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.