Top 3 Materials Stocks That May Plunge This Month

by | Feb 23, 2026 | General

As of Feb. 23, 2026, three stocks in the materials sector could be flashing a real warning to investors who value momentum as a key criteria in their trading decisions.

The RSI is a momentum indicator, which compares a stock’s strength on days when prices go up to its strength on days when prices go down. When compared to a stock’s price action, it can give traders a better sense of how a stock may perform in the short term. An asset is typically considered overbought when the RSI is above 70, according to Benzinga Pro.

Here’s the latest list of major overbought players in this sector.

Stepan Co (NYSE:SCL)

  • On Jan. 23, Seaport Global analyst Michael J. Harrison upgraded Stepan from Neutral to Buy and announced a $75 price target. The company’s stock gained around 20% over the past month and has a 52-week high of $68.00.
  • RSI Value: 83.7                                
  • SCL Price Action: Shares of Stepan rose 1.4% to close at $67.23 on Friday.
  • Edge Stock Ratings: 70.02 Momentum score with Value at 77.91.

Koppers Holdings Inc. (NYSE:KOP)

  • On Feb. 11, Koppers raised its quarterly dividend from 8 cents to 9 cents per share. The company’s stock gained around 21% over the past month and has a 52-week high of $35.70.
  • RSI Value: 81.2
  • KOP Price Action: Shares of Koppers rose 1.4% to close at $35.11 on Friday.

Aptargroup Inc (NYSE:ATR)

  • On Feb. 5, AptarGroup reported better-than-expected fourth-quarter financial results and issued first-quarter guidance above estimates. Also, the company approved a $600 million stock repurchase program. “All three segments delivered core sales growth, driving a total increase of 5% in the fourth quarter and underscoring our strong market positions and the benefits of our innovation‑led portfolio,” said Stephan B. Tanda, Aptar President and CEO. The company’s stock gained around 15% over the past month and has a 52-week high of $164.28.
  • RSI Value: 77.7
  • ATR Price Action: Shares of Aptargroup gained 1.3% to close at $145.05 on Friday.

Learn more about BZ Edge Rankings—click to see scores for other stocks in the sector and see how they compare.

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