TOWER SEMICONDUCTOR LTD TSEM
SHS NEW · Common Stock · CUSIP M87915274
- SectorTechnology
- IndustrySemiconductors & Related Devices
- HeadquartersMigdal HaEmek, Israel
- Founded1993
- Websitetowerjazz.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($3.4m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $43.51. Options: 12 managers hold calls ($99.9m notional), 12 hold puts ($19.2m).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 205 |
| Q4 2022 | 223 |
| Q1 2023 | 213 |
| Q2 2023 | 221 |
| Q3 2023 | 200 |
| Q4 2023 | 185 |
| Q1 2024 | 190 |
| Q2 2024 | 191 |
| Q3 2024 | 215 |
| Q4 2024 | 241 |
| Q1 2025 | 218 |
| Q2 2025 | 216 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2023 | 115 | 109 |
| Q4 2023 | 90 | 124 |
| Q1 2024 | 103 | 86 |
| Q2 2024 | 83 | 94 |
| Q3 2024 | 104 | 90 |
| Q4 2024 | 108 | 105 |
| Q1 2025 | 112 | 120 |
| Q2 2025 | 92 | 113 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $83.5m | $52.6m | 0.63 |
| Q4 2024 | $132.0m | $133.5m | 1.01 |
| Q1 2025 | $97.8m | $38.4m | 0.39 |
| Q2 2025 | $99.9m | $19.2m | 0.19 |
Biggest buyers
| Migdal Insurance & Financial Holdings Ltd. | Added | +2.8m |
| BlackRock, Inc. | Added | +645.0k |
| UBS Group AG | Added | +355.0k |
| GOLDMAN SACHS GROUP INC | Added | +280.0k |
| Shannon River Fund Management LLC | Added | +274.8k |
| VICTORY CAPITAL MANAGEMENT INC | Added | +269.7k |
| MARSHALL WACE, LLP | Added | +230.4k |
| SPHERA FUNDS MANAGEMENT LTD. | Added | +203.2k |
| MILLENNIUM MANAGEMENT LLC | Added | +177.3k |
| AMERICAN CENTURY COMPANIES INC | Added | +166.5k |
Biggest sellers
| Point72 Asset Management, L.P. | Reduced | -943.9k |
| VOYA INVESTMENT MANAGEMENT LLC | Reduced | -676.8k |
| Invesco Ltd. | Reduced | -591.0k |
| JENNISON ASSOCIATES LLC | Reduced | -584.1k |
| BANK OF AMERICA CORP /DE/ | Reduced | -457.4k |
| Assenagon Asset Management S.A. | Reduced | -324.7k |
| Arvin Capital Management LP | Reduced | -323.5k |
| Boston Partners | Reduced | -258.0k |
| Phoenix Financial Ltd. | Reduced | -186.8k |
| NORGES BANK | Reduced | -156.9k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $26.3m607.5k shares |
| JANE STREET GROUP, LLC | Reduced | $25.9m597.9k shares |
| CITADEL ADVISORS LLC | Reduced | $11.9m273.9k shares |
| Point72 Asset Management, L.P. | Unchanged | $11.2m258.0k shares |
| Walleye Trading LLC | Reduced | $9.8m227.2k shares |
| Caption Management, LLC | Unchanged | $6.1m140.4k shares |
| PEAK6 LLC | Reduced | $2.9m66.2k shares |
| WOLVERINE TRADING, LLC | Reduced | $2.7m63.1k shares |
| Parallax Volatility Advisers, L.P. | Unchanged | $1.4m31.5k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $945.0k21.8k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $5.9m136.3k shares |
| PEAK6 LLC | Added | $3.3m75.8k shares |
| CITADEL ADVISORS LLC | Reduced | $2.7m63.2k shares |
| GROUP ONE TRADING LLC | Reduced | $2.3m52.3k shares |
| Walleye Trading LLC | Reduced | $1.8m41.0k shares |
| IMC-Chicago, LLC | Reduced | $1.4m32.5k shares |
| WOLVERINE TRADING, LLC | Reduced | $707.9k16.3k shares |
| CAPITAL FUND MANAGEMENT S.A. | New | $476.9k11.0k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $294.8k6.8k shares |
| TUDOR INVESTMENT CORP ET AL | Reduced | $208.1k4.8k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution new · filed 2026-10-27 | 6.8% |
| PRICE T ROWE ASSOCIATES INC /MD/ 13G · institution new · filed 2026-05-15 | 6.6% |
| MENORA MIVTACHIM HOLDINGS LTD. 13G · passive investor -1.5 pts · filed 2026-02-10 | 6.2% |
| Migdal Insurance & Financial Holdings Ltd. 13G · passive investor -0.5 pts · filed 2026-07-23 | 6.0% |
| Harel Insurance Investments & Financial Services Ltd. 13G · passive investor +0.2 pts · filed 2026-06-15 | 5.1% |
| Phoenix Financial Ltd. 13G · passive investor new · filed 2026-06-09 | 5.0% |
Fell to 5% or below in the last year: Senvest Management, LLC (3.6%, 2026-02-12), Point72 Asset Management, L.P. (2.6%, 2025-11-14)
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
None reported in Q2 2025.
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| Senvest Management, LLC 11.82% of their portfolio | 8.1m $352.4m | Added +69.2k |
| Point72 Asset Management, L.P. 0.65% of their portfolio | 6.3m $273.8m | Reduced -943.9k |
| Clal Insurance Enterprises Holdings Ltd 2.40% of their portfolio | 5.6m $244.1m | Unchanged |
| Migdal Insurance & Financial Holdings Ltd. 1.43% of their portfolio | 5.6m $240.8m | Added +2.8m |
| VANGUARD GROUP INC 0.00% of their portfolio | 4.2m $182.9m | Added +119.1k |
| Phoenix Financial Ltd. 2.24% of their portfolio | 3.7m $169.5m | Reduced -186.8k |
| Harel Insurance Investments & Financial Services Ltd. 1.15% of their portfolio | 2.3m $100.5m | Unchanged |
| VICTORY CAPITAL MANAGEMENT INC 0.06% of their portfolio | 2.3m $97.7m | Added +269.7k |
| MEITAV INVESTMENT HOUSE LTD 1.31% of their portfolio | 2.2m $97.2m | Added +22.9k |
| WELLINGTON MANAGEMENT GROUP LLP 0.02% of their portfolio | 2.1m $90.7m | Reduced -147.7k |
| MENORA MIVTACHIM HOLDINGS LTD. 0.51% of their portfolio | 2.0m $87.9m | Added +148.1k |
| JENNISON ASSOCIATES LLC 0.05% of their portfolio | 2.0m $85.1m | Reduced -584.1k |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC 0.27% of their portfolio | 1.9m $81.6m | Reduced -5.3k |
| Shannon River Fund Management LLC 9.80% of their portfolio | 1.5m $63.6m | Added +274.8k |
| Invesco Ltd. 0.01% of their portfolio | 1.4m $61.5m | Reduced -591.0k |
| VOYA INVESTMENT MANAGEMENT LLC 0.05% of their portfolio | 1.2m $50.3m | Reduced -676.8k |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC 1.72% of their portfolio | 1.0m $44.2m | Added +43.6k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 940.7k $40.8m | Reduced -457.4k |
| Y.D. More Investments Ltd 2.69% of their portfolio | 899.9k $39.0m | Added +30.6k |
| Analog Century Management LP 2.09% of their portfolio | 823.5k $35.7m | Added +33.3k |
| Mivtachim The Workers Social Insurance Fund Ltd. (Under Special Management) 5.45% of their portfolio | 816.3k $35.4m | Reduced -115.0k |
| SYSTEMATIC FINANCIAL MANAGEMENT LP 0.90% of their portfolio | 780.2k $33.8m | Added +4.9k |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.09% of their portfolio | 753.0k $32.6m | Reduced -83.1k |
| BlackRock, Inc. 0.00% of their portfolio | 733.8k $31.8m | Added +645.0k |
| NEUMEIER POMA INVESTMENT COUNSEL LLC 2.89% of their portfolio | 715.0k $31.0m | Added +33.8k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.03% of their portfolio | 695.9k $30.2m | Reduced -105.7k |
| UBS Group AG 0.01% of their portfolio | 656.6k $28.5m | Added +355.0k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 626.0k $27.1m | Added +280.0k |
| MILLENNIUM MANAGEMENT LLC 0.02% of their portfolio | 576.7k $25.0m | Added +177.3k |
| AMERICAN CENTURY COMPANIES INC 0.01% of their portfolio | 548.7k $23.8m | Added +166.5k |
| NEUBERGER BERMAN GROUP LLC 0.02% of their portfolio | 525.2k $22.8m | Added +107.6k |
| Granite Investment Partners, LLC 1.02% of their portfolio | 484.2k $21.0m | Reduced -44.4k |
| Penserra Capital Management LLC 0.28% of their portfolio | 468.5k $20.3m | Added +135.2k |
| Legal & General Group Plc 0.00% of their portfolio | 387.4k $16.8m | Added +42.2k |
| Schonfeld Strategic Advisors LLC 0.12% of their portfolio | 353.2k $15.3m | Reduced -74.0k |
| Boston Partners 0.02% of their portfolio | 328.7k $14.3m | Reduced -258.0k |
| RENAISSANCE TECHNOLOGIES LLC 0.02% of their portfolio | 323.6k $14.0m | Reduced -107.1k |
| Assenagon Asset Management S.A. 0.02% of their portfolio | 316.4k $13.7m | Reduced -324.7k |
| Qube Research & Technologies Ltd 0.02% of their portfolio | 310.4k $13.5m | Reduced -67.0k |
| Arvin Capital Management LP 3.61% of their portfolio | 291.3k $12.6m | Reduced -323.5k |
| JANUS HENDERSON GROUP PLC 0.01% of their portfolio | 290.9k $12.6m | Reduced -18.7k |
| SPHERA FUNDS MANAGEMENT LTD. 3.00% of their portfolio | 264.7k $11.5m | Added +203.2k |
| WATERS PARKERSON & CO., LLC 0.57% of their portfolio | 262.8k $11.4m | Reduced -7.2k |
| KING LUTHER CAPITAL MANAGEMENT CORP 0.05% of their portfolio | 254.8k $11.0m | Added +12.2k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 245.7k $10.7m | Reduced -49.8k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.01% of their portfolio | 241.7k $10.5m | Added +17.2k |
| MARSHALL WACE, LLP 0.01% of their portfolio | 240.0k $10.4m | Added +230.4k |
| Swiss National Bank 0.01% of their portfolio | 213.5k $9.2m | Reduced -2.9k |
| Shellback Capital, LP 0.60% of their portfolio | 209.1k $9.1m | Reduced -40.9k |
| HERALD INVESTMENT MANAGEMENT Ltd 1.27% of their portfolio | 198.0k $8.6m | Unchanged |
| ESSEX INVESTMENT MANAGEMENT CO LLC 1.54% of their portfolio | 195.3k $8.5m | Added +22.2k |
| Hodges Capital Management Inc. 0.71% of their portfolio | 169.8k $7.4m | Added +17.1k |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 164.8k $7.1m | Added +42.1k |
| RENAISSANCE GROUP LLC 0.27% of their portfolio | 160.1k $6.9m | Added +22.2k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 145.9k $6.3m | Reduced -526 |
| NORGES BANK 0.00% of their portfolio | 144.4k $6.3m | Reduced -156.9k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 137.0k $5.9m | Reduced -79.7k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.00% of their portfolio | 133.9k $5.8m | New |
| Granahan Investment Management, LLC 0.22% of their portfolio | 125.0k $5.4m | Reduced -48.5k |
| State of Tennessee, Department of Treasury 0.02% of their portfolio | 121.0k $5.2m | Added +41.4k |
| GROUP ONE TRADING LLC 0.17% of their portfolio | 119.6k $5.2m | Reduced -41.3k |
| Russell Investments Group, Ltd. 0.01% of their portfolio | 118.2k $5.1m | Reduced -79.2k |
| G2 Investment Partners Management LLC 1.09% of their portfolio | 115.0k $5.0m | New |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 114.0k $4.9m | Added +13.1k |
| Portolan Capital Management, LLC 0.30% of their portfolio | 109.6k $4.8m | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 102.0k $4.4m | Added +86.1k |
| Kranot Hishtalmut Le Morim Ve Gananot Havera Menahelet LTD 0.31% of their portfolio | 98.5k $4.3m | Unchanged |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 97.4k $4.2m | Reduced -2.2k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.03% of their portfolio | 96.8k $4.2m | New |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 95.4k $4.1m | Added +662 |
| GENDELL JEFFREY L 0.11% of their portfolio | 93.1k $4.0m | Added +20.0k |
| STATE STREET CORP 0.00% of their portfolio | 89.1k $3.9m | Added +3.4k |
| Integrated Wealth Concepts LLC 0.04% of their portfolio | 87.5k $3.8m | Added +8.1k |
| Nuveen, LLC 0.00% of their portfolio | 83.2k $3.6m | Reduced -13.5k |
| Nishkama Capital, LLC 0.53% of their portfolio | 74.7k $3.2m | New |
| Jump Financial, LLC 0.04% of their portfolio | 71.8k $3.1m | Added +41.4k |
| MORGAN STANLEY 0.00% of their portfolio | 71.4k $3.1m | Reduced -39.7k |
| Walleye Trading LLC 0.07% of their portfolio | 68.5k $3.0m | Added +23.1k |
| Balyasny Asset Management L.P. 0.01% of their portfolio | 66.8k $2.9m | Reduced -16.7k |
| Atom Investors LP 0.24% of their portfolio | 63.3k $2.7m | New |
| EAGLE GLOBAL ADVISORS LLC 0.11% of their portfolio | 60.3k $2.6m | Unchanged |
| TUDOR INVESTMENT CORP ET AL 0.02% of their portfolio | 59.5k $2.6m | New |
| BARCLAYS PLC 0.00% of their portfolio | 57.8k $2.5m | Added +34.7k |
| Taylor Frigon Capital Management LLC 1.31% of their portfolio | 57.0k $2.5m | Reduced -3.1k |
| Tidal Investments LLC 0.02% of their portfolio | 53.6k $2.3m | Reduced -9.4k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 53.5k $2.3m | Reduced -3.6k |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.01% of their portfolio | 51.6k $2.2m | Added +2.3k |
| ARK Investment Management LLC 0.01% of their portfolio | 46.3k $2.0m | Added +9.2k |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 44.7k $1.9m | Added +15.5k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 44.2k $1.9m | Unchanged |
| Bank of New York Mellon Corp 0.00% of their portfolio | 41.1k $1.8m | Reduced -1.9k |
| CAMBIAR INVESTORS LLC 0.06% of their portfolio | 35.0k $1.5m | Reduced -13 |
| Kranot Hishtalmut Le Morim Tichoniim Havera Menahelet LTD 0.33% of their portfolio | 34.5k $1.5m | Unchanged |
| OPPENHEIMER & CO INC 0.02% of their portfolio | 33.1k $1.4m | Added +3.8k |
| USS Investment Management Ltd 0.01% of their portfolio | 32.0k $1.4m | Added +15.9k |
| PEAK6 LLC 0.02% of their portfolio | 29.7k $1.3m | Added +14.2k |
| Thrivent Financial for Lutherans 0.00% of their portfolio | 29.1k $1.3m | New |
| VAN ECK ASSOCIATES CORP 0.00% of their portfolio | 29.0k $1.3m | Reduced -5.3k |
| Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% of their portfolio | 28.9k $1.3m | Unchanged |
| Orion Porfolio Solutions, LLC 0.01% of their portfolio | 28.5k $1.2m | Added +301 |