Tower Semiconductor

TSEM · NASDAQ

$183.78−$16.52 (−8.25%)TodayMarket closed · Oct 20, 7:57 PM ET

Prev close $200.30

Who owns TSEM

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 30.7% of TSEM’s shares.

T. Rowe Price Associates, Inc.5.7%
Menora Mivtachim Pensions and Gemel Ltd5.6%
Clal Insurance Enterprises Holdings Ltd.4.1%
Phoenix Investment and Finances Ltd3.1%
Next 6 largest institutions12.2%
All other shareholders69.3%

Top institutional holders of TSEM
Holder	Shares	% of shares	Change, last filing	Filed
T. Rowe Price Associates, Inc.	6.44M	5.71%	−50.10K	Jun 30, 2026
Menora Mivtachim Pensions and Gemel Ltd	6.32M	5.60%	+270.47K	Mar 31, 2026
Clal Insurance Enterprises Holdings Ltd.	4.66M	4.13%	+686.24K	Jun 30, 2026
Phoenix Investment and Finances Ltd	3.51M	3.11%	+115.09K	Jun 30, 2026
Vanguard Capital Management, LLC	3.15M	2.79%	+63.54K	Jun 30, 2026
Jane Street Capital, L.L.C.	2.93M	2.60%	+1.74M	Jun 30, 2026
Harel Insurance Investments and Financial Services Ltd	2.28M	2.02%	+289.45K	Jun 30, 2026
Senvest Management, LLC	1.82M	1.62%	−449.00K	Jun 30, 2026
BlackRock Institutional Trust Company, N.A.	1.81M	1.61%	−708.62K	Jun 30, 2026
Migdal Insurance and Financial Holdings Ltd	1.73M	1.53%	−284.78K	Jun 30, 2026

Largest mutual fund holders

Top mutual fund holders of TSEM
Holder	Shares	% of shares	Change, last filing	Filed
Vanguard Total International Stock Index Fund	1.67M	1.48%	+5.09K	Jul 31, 2026
American Funds Growth Fund of America	1.53M	1.35%	+0	Jun 30, 2026
iShares AI Innovation and Tech Active ETF	1.33M	1.18%	−521.57K	Aug 31, 2026
Vanguard Developed Markets Index Fund	1.11M	0.98%	+4.80K	Jul 31, 2026
iShares Core MSCI EAFE ETF	832.13K	0.74%	+1.98K	Aug 31, 2026

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders sold $60.01M (38 trades) of TSEM on the open market, with no buys.

Latest TSEM insider transactions
Insider	Date	Type	Shares	Price	Value
Chelouche Yoav	Sep 10, 2026	Sale	232	$215.06	$49.89K
Ellwanger Russell Craig	Aug 11, 2026	Sale	2.49K	$253.92	$632.01K
Ellwanger Russell Craig	Aug 11, 2026	Sale	2.10K	$252.74	$530.25K
Ellwanger Russell Craig	Aug 11, 2026	Sale	3.33K	$250.90	$835.75K
Ellwanger Russell Craig	Aug 11, 2026	Sale	15.82K	$249.66	$3.95M
Ellwanger Russell Craig	Aug 11, 2026	Sale	35.21K	$248.78	$8.76M
Ellwanger Russell Craig	Aug 11, 2026	Sale	23.03K	$248.08	$5.71M
Ellwanger Russell Craig	Aug 11, 2026	Sale	5.07K	$246.74	$1.25M
Ellwanger Russell Craig	Aug 11, 2026	Sale	11.62K	$245.78	$2.86M
Ellwanger Russell Craig	Aug 11, 2026	Sale	2.51K	$244.69	$613.44K

Short interest

Settled Sep 30, 2026

Shares short: 4.57M
Days to cover: 1.94
% of shares outstanding: 4.05%
Average daily volume: 2.35M
Change since last report: +68.8%

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