Tower Semiconductor Ownership | Who Owns Tower Semiconductor?

Tower Semiconductor Ownership Summary

Tower Semiconductor is owned by 55.23% institutional investors, and 44.77% retail investors. Price t rowe associates inc /md/ is the largest institutional shareholder, holding 6.14% of TSEM shares. iShares Semiconductor ETF is the top mutual fund, with 2.20% of its assets in Tower Semiconductor shares.

TSEM Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Tower Semiconductor	55.23%	-	44.77%
Sector	Technology Stocks	78.17%	14.96%	6.88%
Idea	Semiconductor Stocks List	74.05%	7.18%	18.78%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Price t rowe associates inc /md/	7.02M	6.14%	$1.83B
Clal insurance enterprises	4.66M	4.07%	$1.20B
Vanguard group	4.34M	3.87%	$507.32M
Phoenix	3.51M	3.07%	$913.65M
Blackrock funding, inc. /de	3.29M	2.88%	$857.52M
Vanguard capital management	3.15M	2.75%	$814.91M
Jane street group	2.93M	2.56%	$763.29M
Harel insurance investments & financial services	2.28M	1.99%	$594.10M
Senvest management	1.82M	1.59%	$475.17M
Migdal insurance & financial	1.73M	1.51%	$451.10M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Turiya advisors asia	450.52K	26.71%	$117.42M
Senvest management	1.82M	13.94%	$475.17M
Andar capital management hk	108.00K	12.63%	$28.15M
Eam global investors	16.59K	12.41%	$4.33M
Mivtachim the workers social insurance fund ltd. (under special management)	271.39K	9.36%	$61.72M
Shannon river fund management	382.93K	8.91%	$99.81M
Y.d. more investments	949.55K	7.59%	$243.78M
Phoenix	3.51M	6.24%	$913.65M
Think investments lp	190.90K	5.88%	$49.76M
Clal insurance enterprises	4.66M	5.39%	$1.20B

Top Buyers

Holder	Shares	% Assets	Change
Jane street group	2.93M	0.06%	1.74M
Arrowstreet capital, limited partnership	928.21K	0.11%	928.21K
Fmr	920.25K	0.01%	919.15K
Polar capital	1.02M	0.62%	869.65K
Norges bank	763.55K	0.02%	763.55K

Top Sellers

Holder	Shares	% Assets	Change
Meitav investment house	-	-	-1.78M
Whale rock capital management	-	-	-1.07M
Blackrock funding, inc. /de	3.29M	0.01%	-979.23K
Barrow hanley mewhinney & strauss	-	-	-846.95K
Invesco	1.34M	0.03%	-844.32K

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	763.55K	0.02%	763.55K	$198.30M
Axiom investors llc /de	523.89K	1.18%	523.89K	$136.55M
Thrive capital management	180.08K	1.61%	180.08K	$8.99M
Dimensional fund advisors lp	140.64K	0.01%	140.64K	$36.66M
Paloma partners management	85.00K	1.01%	85.00K	$6.15M

Sold Out

Holder	Change
Cassaday & co wealth management	-1.00
Breakwater investment management	-2.00
Cornerstone planning group	-3.00
Friedenthal financial	-4.00
Bogart wealth	-7.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	475	13.64%	63,146,222	-8.78%	55	1.51%	235	3.52%	169	31.01%
Mar 31, 2026	298	-12.35%	48,448,131	-33.89%	42	1.00%	169	-0.59%	89	-25.21%
Dec 31, 2025	272	1.12%	58,468,385	-18.89%	52	1.25%	135	-	95	15.85%
Sep 30, 2025	263	12.88%	72,060,694	1.23%	64	1.59%	132	50.00%	81	-10.00%
Jun 30, 2025	228	-4.20%	71,133,544	0.40%	63	1.58%	88	-22.12%	88	15.79%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Semiconductor ETF	2.49M	2.20%	-25.02K
Victory Sycamore Small Company Opp R	1.66M	1.48%	177.00K
Vanguard Total Intl Stock Index Inv	1.67M	1.47%	5.96K
American Funds Growth Fund of Amer A	1.53M	1.36%	-
Capital Group Growth Fnd of Amer Comp	1.53M	1.35%	-
American Funds Growth Fd of Amer A	1.53M	1.35%	-
Victory Small Cap Value CIT (Net 75)	1.46M	1.31%	-242.00K
iShares A.I. Innovation and Tech Act ETF	1.28M	1.13%	-
Vanguard Developed Markets Index Admiral	1.10M	0.98%	-3.84K
BlackRock Mid-Cap Growth Equity Instl	1.01M	0.90%	625.43K

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	37
2026 Q2	-	-

TSEM Ownership FAQ

Who owns the most shares of Tower Semiconductor?

Tower Semiconductor’s largest shareholders are Price t rowe associates inc /md/ (7.02M shares, 6.14%), Clal insurance enterprises (4.66M shares, 4.07%), and Vanguard group (4.34M shares, 3.87%). Together, they hold 14.09% of Tower Semiconductor’s total shares outstanding.

Does Blackrock own Tower Semiconductor?

BlackRock is not among the top 10 institutional shareholders of Tower Semiconductor.

Who is Tower Semiconductor’s biggest shareholder by percentage of total assets invested?

Turiya advisors asia is Tower Semiconductor’s biggest shareholder by percentage of total assets invested, with 26.71% of its assets in 450.52K Tower Semiconductor shares, valued at 117.42M$.

Who is the top mutual fund holder of Tower Semiconductor shares?

iShares Semiconductor ETF is the top mutual fund holder of Tower Semiconductor shares, with 2.20% of its total shares outstanding invested in 2.49M Tower Semiconductor shares.

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