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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Price T Rowe Associates Inc | 7,355,398 | $1.29B | 0.15% | +2,673,246+57.1% | Added |
| BlackRock, Inc. | 4,269,304 | $749.2M | 0.01% | +362,160+9.3% | Added |
| Clal Insurance Enterprises Holdings Ltd | 3,972,608 | $684.5M | 4.14% | −850,230−17.6% | Reduced |
| Phoenix Holdings Ltd. | 3,390,687 | $595.0M | 5.64% | −438,850−11.5% | Reduced |
| Vanguard Capital Management LLC | 3,083,829 | $545.5M | 0.01% | +3,083,829 | New |
| Senvest Management, LLC | 2,272,079 | $398.7M | 13.26% | −1,699,577−42.8% | Reduced |
| Invesco Ltd. | 2,181,175 | $382.8M | 0.04% | +870,899+66.5% | Added |
| Migdal Insurance & Financial Holdings Ltd. | 2,015,506 | $353.7M | 3.07% | −987,300−32.9% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 1,989,929 | $349.2M | 2.37% | −328,201−14.2% | Reduced |
| Meitav Dash Investments Ltd | 1,777,487 | $307.9M | 3.38% | −106,288−5.6% | Reduced |
| WT Asset Management Ltd | 1,467,302 | $257.5M | 5.39% | +794,787+118.2% | Added |
| Capital World Investors | 1,326,761 | $232.8M | 0.03% | +1,326,761 | New |
| Jane Street Group, LLC | 1,190,538 | $208.9M | 0.22% | +313,058+35.7% | Added |
| GF Fund Management Co. Ltd. | 1,144,395 | $200.8M | 3.36% | +835,983+271.1% | Added |
| Janus Henderson Group PLC | 1,081,175 | $189.7M | 0.09% | +6,458+0.6% | Added |
| Whale Rock Capital Management LLC | 1,066,737 | $187.2M | 2.42% | +1,066,737 | New |
| Vanguard Fiduciary Trust Co | 982,628 | $173.8M | 0.04% | +982,628 | New |
| Mawer Investment Management Ltd. | 965,035 | $169.3M | 1.10% | +965,035 | New |
| Wellington Management Group LLP | 958,948 | $168.1M | 0.03% | −392,264−29.0% | Reduced |
| Y.D. More Investments Ltd | 930,690 | $158.5M | 6.21% | −79,156−7.8% | Reduced |
| Turiya Advisors Asia Ltd | 766,360 | $134.5M | 27.10% | −705,685−47.9% | Reduced |
| Summit Partners Public Asset Management, LLC | 692,055 | $121.4M | 5.62% | −270,403−28.1% | Reduced |
| Bank of America Corp | 684,343 | $120.1M | 0.01% | −240,684−26.0% | Reduced |
| Morgan Stanley | 667,630 | $117.2M | 0.01% | +25,376+4.0% | Added |
| Jennison Associates LLC | 615,216 | $108.0M | 0.07% | −783,771−56.0% | Reduced |
| E20 Capital Ltd | 613,788 | $107.7M | 10.10% | +613,788 | New |
| UBS Group AG | 583,868 | $102.5M | 0.02% | +215,214+58.4% | Added |
| Millennium Management LLC | 578,414 | $101.5M | 0.08% | −220,858−27.6% | Reduced |
| Capital International Investors | 572,299 | $100.4M | 0.02% | −1,322,862−69.8% | Reduced |
| Systematic Financial Management LP | 548,860 | $96.3M | 2.21% | −101,928−15.7% | Reduced |
| Menora Mivtachim Holdings Ltd. | 522,992 | $91.8M | 0.43% | +400+0.1% | Added |
| Legal & General Group Plc | 535,789 | $91.4M | 0.02% | +195,327+57.4% | Added |
| Shannon River Fund Management LLC | 504,239 | $88.5M | 16.88% | −98,565−16.4% | Reduced |
| JPMorgan Chase & Co | 540,893 | $85.8M | 0.01% | +404,017+295.2% | Added |
| SG Americas Securities, LLC | 486,865 | $85.4M | 0.09% | +486,865 | New |
| Gilder Gagnon Howe & Co LLC | 471,466 | $82.7M | 0.99% | −488−0.1% | Reduced |
| Analog Century Management LP | 463,022 | $81.3M | 3.88% | −348,448−42.9% | Reduced |
| Bridgewater Associates, LP | 462,725 | $81.2M | 0.36% | +462,725 | New |
| Mivtachim The Workers Social Insurance Fund Ltd. (Under Special Management) | 447,991 | $78.6M | 9.96% | 00.0% | Unchanged |
| Marshall Wace, LLP | 423,997 | $74.4M | 0.08% | −194,518−31.4% | Reduced |
| Goldman Sachs Group Inc | 407,952 | $71.6M | 0.01% | −1,798,515−81.5% | Reduced |
| Swiss National Bank | 414,850 | $70.6M | 0.04% | +191,839+86.0% | Added |
| Neuberger Berman Group LLC | 401,079 | $70.4M | 0.05% | +127,935+46.8% | Added |
| E Fund Management Co., Ltd. | 347,752 | $61.0M | 1.81% | +347,752 | New |
| Penserra Capital Management LLC | 336,867 | $59.1M | 0.69% | +21,163+6.7% | Added |
| Canada Pension Plan Investment Board | 343,274 | $58.6M | 0.04% | +1,113+0.3% | Added |
| Defiance ETFs, LLC | 332,568 | $58.4M | 0.84% | +16,864+5.3% | Added |
| Altshuler Shaham Ltd | 340,108 | $58.0M | 1.06% | +313,463+1,176.4% | Added |
| Driehaus Capital Management LLC | 326,103 | $57.2M | 0.42% | +326,103 | New |
| Schonfeld Strategic Advisors LLC | 303,834 | $53.3M | 0.43% | +38,557+14.5% | Added |
| Citigroup Inc | 312,323 | $53.3M | 0.03% | +192,311+160.2% | Added |
| Renaissance Technologies LLC | 274,749 | $48.2M | 0.08% | +24,200+9.7% | Added |
| Value Aligned Research Advisors, LLC | 270,441 | $47.5M | 0.56% | +270,441 | New |
| Schwartz Investment Counsel Inc | 260,000 | $45.6M | 1.62% | 00.0% | Unchanged |
| Nuveen, LLC | 257,197 | $43.9M | 0.01% | +174,033+209.3% | Added |
| LMR Partners LLP | 244,339 | $42.9M | 0.39% | +13,669+5.9% | Added |
| Neumeier Poma Investment Counsel LLC | 239,387 | $42.0M | 3.46% | −217,901−47.7% | Reduced |
| Rokos Capital Management LLP | 237,628 | $41.7M | 0.74% | +33,263+16.3% | Added |
| King Luther Capital Management Corp | 200,787 | $35.2M | 0.15% | −60,679−23.2% | Reduced |
| TD Asset Management Inc | 200,874 | $35.0M | 0.03% | +26,465+15.2% | Added |
| Vanguard Asset Management, Ltd | 194,522 | $34.4M | 0.03% | +194,522 | New |
| Allspring Global Investments Holdings, LLC | 181,619 | $34.0M | 0.06% | +181,619 | New |
| Think Investments LP | 185,400 | $32.5M | 4.39% | +185,400 | New |
| Qube Research & Technologies Ltd | 182,495 | $32.0M | 0.05% | −37,330−17.0% | Reduced |
| Voya Investment Management LLC | 191,411 | $31.9M | 0.03% | −281,286−59.5% | Reduced |
| Deutsche Bank AG | 181,466 | $31.8M | 0.01% | +153,341+545.2% | Added |
| Alliancebernstein L.P. | 270,467 | $31.8M | 0.01% | +98,920+57.7% | Added |
| Herald Investment Management Ltd | 166,000 | $29.1M | 4.06% | −14,000−7.8% | Reduced |
| Evergreen Quality Fund GP, Ltd. | 163,600 | $28.7M | 0.66% | +163,600 | New |
| Bank of New York Mellon Corp | 161,470 | $28.3M | 0.01% | +153,498+1,925.5% | Added |
| Franklin Resources Inc | 161,489 | $28.3M | 0.01% | −23,534−12.7% | Reduced |
| BIT Capital GmbH | 153,660 | $27.0M | 1.50% | +153,660 | New |
| Alta Park Capital, LP | 151,666 | $26.6M | 4.28% | −14,138−8.5% | Reduced |
| Sphera Funds Management Ltd. | 145,735 | $25.6M | 4.40% | +23,222+19.0% | Added |
| Polar Capital Holdings Plc | 145,513 | $25.5M | 0.11% | +82,954+132.6% | Added |
| Credit Agricole S A | 143,593 | $25.2M | 0.08% | −138,551−49.1% | Reduced |
| American Century Companies Inc | 143,103 | $25.1M | 0.01% | −63,342−30.7% | Reduced |
| Calamos Advisors LLC | 133,597 | $23.4M | 0.09% | +108,854+439.9% | Added |
| Victory Capital Management Inc | 130,615 | $22.9M | 0.01% | −74,010−36.2% | Reduced |
| Raymond James Financial Inc | 139,602 | $22.9M | 0.01% | +88,546+173.4% | Added |
| Valliance Asset Management Ltd | 130,200 | $22.8M | 18.74% | +130,200 | New |
| Andar Capital Management HK Ltd | 130,000 | $22.8M | 19.51% | +39,750+44.0% | Added |
| Cramer Rosenthal McGlynn LLC | 123,349 | $21.6M | 1.59% | −199,257−61.8% | Reduced |
| Essex Investment Management Co LLC | 115,933 | $20.3M | 3.22% | −76,695−39.8% | Reduced |
| 1832 Asset Management L.P. | 115,189 | $20.2M | 0.03% | +115,189 | New |
| Royce & Associates LP | 110,658 | $19.4M | 0.19% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 113,441 | $19.4M | 0.03% | −318,608−73.7% | Reduced |
| Amundi | 106,402 | $18.7M | 0.01% | +86,575+436.7% | Added |
| Granite Investment Partners, LLC | 102,856 | $18.0M | 1.11% | −5,771−5.3% | Reduced |
| Geode Capital Management, LLC | 93,141 | $16.3M | 0.00% | +161+0.2% | Added |
| SEI Investments Co | 91,554 | $16.1M | 0.01% | −59,175−39.3% | Reduced |
| Park West Asset Management LLC | 86,540 | $15.2M | 1.34% | −268,764−75.6% | Reduced |
| William Blair Investment Management, LLC | 84,094 | $14.8M | 0.05% | −294,886−77.8% | Reduced |
| Swedbank AB | 80,500 | $14.1M | 0.01% | +80,500 | New |
| Silvercrest Asset Management Group LLC | 75,043 | $13.2M | 0.10% | −8,344−10.0% | Reduced |
| Gendell Jeffrey L | 75,000 | $13.2M | 0.18% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 73,900 | $13.0M | 0.02% | +73,900 | New |
| Divisadero Street Capital Management, LP | 70,000 | $12.3M | 0.57% | +70,000 | New |
| Nishkama Capital, LLC | 69,225 | $12.1M | 1.73% | +69,225 | New |
| Persistent Asset Partners Ltd | 67,608 | $11.9M | 4.61% | +67,608 | New |