Why Tower Semiconductor Stock Is Falling Today

Tower Semiconductor Ltd. (TSEM) is down 5.3% today. Here is some analysis on what might have caused this price movement.

Analysis: The most likely driver appears to be a broader semiconductor selloff rather than a clear company-specific negative announcement. This could be because rising Treasury yields and a risk-off move in technology stocks pressured chip names, while Tower’s latest company updates were generally positive or neutral.

Details:

Tower’s most recent company announcement on September 23 highlighted its upcoming 2026 Technical Global Symposium in Santa Clara, which reads as a business-development update rather than bad news.

Its last quarterly update in early August showed record second-quarter revenue and profitability, and management guided for record third-quarter revenue, so the recent decline does not appear tied to weak reported fundamentals.

Technology and semiconductor shares were broadly under pressure as Treasury yields climbed and investors reassessed valuation risk across growth stocks.

With no obvious new negative filing or earnings warning visible, part of today’s drop may reflect sector-driven selling and short-term profit-taking.

Sources:

Tower Semiconductor Investor Relations, Yahoo Finance, Charles Schwab

Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

$TSEM Insider Trading Activity

$TSEM insiders have traded $TSEM stock on the open market 38 times in the past 6 months. Of those trades, 0 have been purchases and 38 have been sales.

Here’s a breakdown of recent trading of $TSEM stock by insiders over the last 6 months:

RUSSELL CRAIG ELLWANGER (Chief Executive Officer) has made 0 purchases and 37 sales selling 248,499 shares for an estimated $59,958,538.
YOAV CHELOUCHE sold 232 shares for an estimated $49,893

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

$TSEM Hedge Fund Activity

We have seen 238 institutional investors add shares of $TSEM stock to their portfolio, and 249 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

MEITAV INVESTMENT HOUSE LTD removed 1,777,487 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $463,284,211
JANE STREET GROUP, LLC added 1,737,977 shares (+146.0%) to their portfolio in Q2 2026, for an estimated $452,986,325
WT ASSET MANAGEMENT LTD removed 1,467,302 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $382,437,593
WHALE ROCK CAPITAL MANAGEMENT LLC removed 1,066,737 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $278,034,331
BLACKROCK, INC. removed 979,231 shares (-22.9%) from their portfolio in Q2 2026, for an estimated $255,226,767
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added 928,208 shares (+inf%) to their portfolio in Q2 2026, for an estimated $241,928,133
FMR LLC added 919,154 shares (+84094.6%) to their portfolio in Q2 2026, for an estimated $239,568,298

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

$TSEM Price Targets

Multiple analysts have issued price targets for $TSEM recently. We have seen 3 analysts offer price targets for $TSEM in the last 6 months, with a median target of $330.0.

Here are some recent targets:

Cody Acree from Benchmark set a target price of $335.0 on 05/14/2026
Medhi Hosseini from Susquehanna set a target price of $330.0 on 05/14/2026
Matt Bryson from Wedbush set a target price of $300.0 on 05/14/2026

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.