Texas Instruments Inc., a key chipmaker for producers of cars and factory equipment, suffered the worst stock decline in 17 years after stoking fears that a tariff-fueled sales surge will be short-lived.

Shares of auto and industrial chip giant Texas Instruments ( TXN -13.41%) plunged doubled digits on Wednesday, falling 13.3% as of 2:22 p.m. ET.

Texas Instruments shares are trading lower on Wednesday following the release of second quarter earnings and third quarter guidance on Tuesday after the market closed.

Analysts say the tone on the earnings call was “moody” and “appears to have shifted markedly” as executives express more caution.

CEO Haviv Ilan said that some of the second-quarter strength may have come from a pull forward in demand to acquire inventory ahead of tariffs.

Texas Instruments' Q2 2025 results were not as bad as the share price reaction would suggest. Read why it is too early to jump in and buy TXN stock.

Texas Instruments shares tumbled Wednesday after the analog chipmaker well known for its calculators issued a disappointing current-quarter profit outlook. Monitor these important chart levels.

Texas Instruments shares drop 12% after issuing a cautious Q3 earnings outlook despite beating second-quarter expectations.

Texas Instruments reported quarterly earnings of $1.41 per share which beat the analyst consensus estimate of $1.33 per share. The company reported quarterly sales of $4.448 billion which beat the analyst consensus estimate of $4.329 billion. Texas Instruments shares dipped 12% to $189.15 in the pre-market trading session.

Tesla and Alphabet report quarterly earnings after the closing bell Wednesday, while Texas Instruments tumbles after issuing a disappointing profit forecast.