Tower Semiconductor Ltd.
Tower Semiconductor Ltd. (TSEM) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TSEM · as of Sep 30, 2025
Ownership Breakdown
270
Institutional Holders
▲ 35 vs Q2
$5.43B
Total Inst. Value
▲ $2.19B vs Q2
111.76M
Shares Outstanding
freeFloat 100.65%
72.10M
13F Shares Held
▲ 875,438 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TSEM largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
SENVEST MANAGEMENT, LLC semiconductors & related devices | 5.60M | 5.01% | 5.01% | $405.02B | Nov 14, 2025 | ▼ 2.53M |
CLAL INSURANCE ENTERPRISES HOLDINGS LTD semiconductors & related devices | 5.40M | 4.83% | 4.83% | $386.47B | Nov 12, 2025 | ▼ 235.6K |
VANGUARD GROUP INC semiconductors & related devices | 4.28M | 3.83% | 3.83% | $305.63B | Nov 7, 2025 | ▲ 78.7K |
BLACKROCK, INC. semiconductors & related devices | 4.17M | 3.73% | 3.73% | $301.36B | Nov 12, 2025 | ▲ 3.43M |
PHOENIX HOLDINGS LTD. semiconductors & related devices | 3.87M | 3.46% | 3.46% | $279.78B | Nov 13, 2025 | ▲ 208.0K |
MIGDAL INSURANCE & FINANCIAL HOLDINGS LTD. semiconductors & related devices | 2.98M | 2.66% | 2.66% | $215.29B | Oct 30, 2025 | ▲ 200.0K |
POINT72 ASSET MANAGEMENT, L.P. semiconductors & related devices | 2.82M | 2.53% | 2.53% | $204.15B | Nov 14, 2025 | ▼ 3.49M |
JENNISON ASSOCIATES LLC semiconductors & related devices | 2.33M | 2.09% | 2.09% | $168.59B | Oct 30, 2025 | ▲ 369.6K |
HAREL INSURANCE INVESTMENTS & FINANCIAL SERVICES LTD. semiconductors & related devices | 2.32M | 2.07% | 2.07% | $167.60B | Oct 29, 2025 | ▼ 200 |
MEITAV INVESTMENT HOUSE LTD semiconductors & related devices | 2.27M | 2.03% | 2.03% | $162.87B | Oct 29, 2025 | ▲ 26.0K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
24
Increased
+7.10M shares4
New Positions
first time holders21
Decreased
−10.03M shares0
Sold Out
fully exitedNet shares change (top 50)
2.94M
+7.10M / −10.03M
Net new holders
+7
4 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TSEM insider trading · insider activity
Source: SEC Form 4
0
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Tower Semiconductor Ltd. (TSEM) is primarily owned by institutional investors, who hold approximately 64.5% of total shares outstanding. Company insiders own approximately 0.00%, while retail and public investors account for the remaining 36.13%.
The largest institutional shareholder of Tower Semiconductor Ltd. is SENVEST MANAGEMENT, LLC, holding approximately 5.60 million shares — equal to 5.01% of outstanding shares — as of September 30, 2025.
A total of 270 institutional investors currently hold TSEM stock, with a combined institutional value of approximately $5.43 billion as of the most recent 13F filing period.
Frequently asked questions
TSEM ownershipTower Semiconductor Ltd. (TSEM) is primarily owned by institutional investors, who hold approximately 64.5% of shares. The largest shareholder is SENVEST MANAGEMENT, LLC with a 5.01% stake. Company insiders hold 0.00%. Data sourced from SEC Form 13F as of September 30, 2025.