Why Taiwan Semiconductor Manufacturing (TSM) Stock Is Down Today

Taiwan Semiconductor Manufacturing (TSM) is down 3.2% today. Here is some analysis on what might have caused this price movement.

Analysis: The most likely driver appears to be broad semiconductor weakness and profit-taking rather than a fresh company-specific setback. This could be because investors were trimming large-cap chip positions after a strong recent rally in Taiwan equities and ahead of a closely watched update on AI demand later this week.

Details:

Taiwan's benchmark stock index fell on August 24, 2026, and large-cap technology names led the decline as traders turned more cautious after the market's sharp rebound since late July.

TSMC's Taiwan-listed shares also fell in the local session, suggesting the ADR weakness was part of a wider move in chip stocks instead of a U.S.-only reaction.

TSMC's latest company updates were fundamentally strong: July 2026 revenue rose 44.7% year over year, and management's third-quarter revenue outlook called for another step up from the second quarter.

The company also recently approved major capital spending and a new image-sensor joint venture with Sony, which points to ongoing expansion plans rather than an obvious negative corporate catalyst.

Sources:

TSMC Investor Relations, TSMC Press Release, Focus Taiwan, Sony Semiconductor Solutions

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

$TSM Insider Trading Activity

$TSM insiders have traded $TSM stock on the open market 160 times in the past 6 months. Of those trades, 158 have been purchases and 2 have been sales.

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

TZU-SOU CHUANG (VP) has made 4 purchases buying 196 shares for an estimated $13,746 and 1 sale selling 200,000 shares for an estimated $13,966,000.
BOR-ZEN TIEN (VP) has made 27 purchases buying 11,269 shares for an estimated $825,293 and 0 sales.
SHYUE-SHYH LIN (VP) has made 11 purchases buying 10,195 shares for an estimated $651,229 and 0 sales.
LIPEN YUAN (VP) has made 9 purchases buying 4,526 shares for an estimated $340,818 and 0 sales.
URSULA M BURNS purchased 1,000 shares for an estimated $322,050
CHOH FEI YEAP (SVP) has made 5 purchases buying 1,233 shares for an estimated $72,135 and 0 sales.
CHE-CHIA WEI (Chairman and CEO) has made 4 purchases buying 634 shares for an estimated $44,494 and 0 sales.
YUNG-PEI CHIN (EVP and Co-COO) has made 4 purchases buying 301 shares for an estimated $21,112 and 0 sales.
YUH-JIER MII (EVP and Co-COO) has made 4 purchases buying 300 shares for an estimated $21,053 and 0 sales.
KEVIN XIAOQIANG ZHANG (SVP and Deputy Co-COO) has made 4 purchases buying 265 shares for an estimated $18,576 and 0 sales.
YUNG-CHIN HOU (SVP and Deputy Co-COO) has made 4 purchases buying 264 shares for an estimated $18,518 and 0 sales.
CHIH-HO CHEN (Controller) has made 5 purchases buying 186 shares for an estimated $13,271 and 1 sale selling 50 shares for an estimated $3,761.
SHIEN-YANG WU (SVP) has made 4 purchases buying 239 shares for an estimated $16,757 and 0 sales.
SHU-HUA FANG (SVP and GC) has made 4 purchases buying 236 shares for an estimated $16,547 and 0 sales.
YING-LANG WANG (SVP) has made 4 purchases buying 233 shares for an estimated $16,342 and 0 sales.
MIN CAO (VP) has made 4 purchases buying 229 shares for an estimated $16,093 and 0 sales.
TZONZ-SHENG CHANG (SVP) has made 4 purchases buying 226 shares for an estimated $15,848 and 0 sales.
KUO-CHIN HSU (VP) has made 4 purchases buying 225 shares for an estimated $15,790 and 0 sales.
CHUE-SAN YOO (VP) has made 4 purchases buying 220 shares for an estimated $15,436 and 0 sales.
CHUN-HSIEN LEE (SVP) has made 4 purchases buying 218 shares for an estimated $15,312 and 0 sales.
LEE-CHUNG LU (VP) has made 4 purchases buying 218 shares for an estimated $15,280 and 0 sales.
JUIPING CHUANG (VP) has made 4 purchases buying 208 shares for an estimated $14,581 and 0 sales.
SYUN-MING JANG (VP) has made 4 purchases buying 208 shares for an estimated $14,579 and 0 sales.
CHRIS HORNG-DAR LIN (VP and CIO) has made 4 purchases buying 203 shares for an estimated $14,237 and 0 sales.
JUN HE (VP) has made 4 purchases buying 195 shares for an estimated $13,673 and 0 sales.
PEI-HUNG CHEN (VP) has made 4 purchases buying 193 shares for an estimated $13,538 and 0 sales.
YUAN-KO HWANG (VP) has made 4 purchases buying 171 shares for an estimated $11,988 and 0 sales.
YUNG-HAW LIAW (VP) has made 3 purchases buying 157 shares for an estimated $10,856 and 0 sales.
YAO-CHING KU (VP) has made 3 purchases buying 141 shares for an estimated $10,618 and 0 sales.
YI-HUANG WU (VP) has made 3 purchases buying 120 shares for an estimated $9,034 and 0 sales.
JEN-CHAU HUANG (SVP and CFO) has made 4 purchases buying 124 shares for an estimated $8,692 and 0 sales.
CHIN-SHENG LU (VP) has made 3 purchases buying 113 shares for an estimated $8,506 and 0 sales.

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.

$TSM Hedge Fund Activity

We have seen 1,870 institutional investors add shares of $TSM stock to their portfolio, and 1,501 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

JPMORGAN CHASE & CO added 23,829,286 shares (+inf%) to their portfolio in Q2 2026, for an estimated $11,380,152,115
GOLDMAN SACHS GROUP INC added 6,723,739 shares (+71.5%) to their portfolio in Q2 2026, for an estimated $3,211,056,034
CITADEL ADVISORS LLC removed 3,509,823 shares (-87.0%) from their portfolio in Q2 2026, for an estimated $1,676,186,170
PRICE T ROWE ASSOCIATES INC /MD/ added 3,160,741 shares (+38.7%) to their portfolio in Q2 2026, for an estimated $1,509,475,079
SANDS CAPITAL MANAGEMENT, LLC removed 2,900,735 shares (-42.5%) from their portfolio in Q2 2026, for an estimated $1,385,304,013
CANTILLON CAPITAL MANAGEMENT LLC removed 2,378,731 shares (-95.4%) from their portfolio in Q2 2026, for an estimated $1,136,010,563
D. E. SHAW & CO., INC. removed 2,178,369 shares (-73.8%) from their portfolio in Q2 2026, for an estimated $1,040,323,683

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.

$TSM Congressional Stock Trading

Members of Congress have traded $TSM stock 4 times in the past 6 months. Of those trades, 4 have been purchases and 0 have been sales.

Here’s a breakdown of recent trading of $TSM stock by members of Congress over the last 6 months:

REPRESENTATIVE CLEO FIELDS has traded it 2 times. They made 2 purchases worth up to $30,000 on 07/10, 04/09 and 0 sales.
REPRESENTATIVE RICK W. ALLEN purchased up to $15,000 on 05/08.
REPRESENTATIVE GILBERT RAY CISNEROS, JR. purchased up to $15,000 on 02/26.

To track congressional stock trading, check out Quiver Quantitative's congressional trading dashboard. You can access data on congressional stock trades through the Quiver Quantitative API Congress trades endpoint.

$TSM Price Targets

Multiple analysts have issued price targets for $TSM recently. We have seen 5 analysts offer price targets for $TSM in the last 6 months, with a median target of $480.0.

Here are some recent targets:

An analyst from B of A Securities set a target price of $590.0 on 06/24/2026
Mehdi Hosseini from Susquehanna set a target price of $575.0 on 06/22/2026
Simon Coles from Barclays set a target price of $470.0 on 04/22/2026
Gil Luria from DA Davidson set a target price of $450.0 on 04/17/2026
Charles Shi from Needham set a target price of $480.0 on 04/16/2026

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.