Oddity Tech Faces Class Action Lawsuit from Investors
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Apr 13 2026
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Should l Buy ODD?
Source: Globenewswire
- Class Action Initiated: The Portnoy Law Firm has launched a class action lawsuit against Oddity Tech on behalf of investors who purchased securities between February 26, 2025, and February 24, 2026, with a deadline of May 11, 2026, for filing a lead plaintiff motion, highlighting investor concerns over potential losses.
- Surge in Advertising Costs: The lawsuit alleges that due to an algorithm change by Oddity Tech's largest advertising partner, advertisements were diverted to lower-quality auctions, significantly increasing customer acquisition costs and negatively impacting the company's financial outlook, revealing vulnerabilities in its market position.
- Stock Price Plummet: On February 25, 2026, Oddity Tech announced its financial results for Q4 and the full year of 2025, admitting that algorithm changes led to a significant rise in customer acquisition costs, resulting in a more than 49% drop in share price, indicating a loss of market confidence in the company's operational model.
- Legal Consultation Services: The Portnoy Law Firm offers complimentary case evaluations for affected investors, encouraging them to contact attorneys to discuss their legal rights, demonstrating the firm's commitment to helping investors recover losses due to corporate misconduct.
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Analyst Views on ODD
Wall Street analysts forecast ODD stock price to rise
8 Analyst Rating
6 Buy
2 Hold
0 Sell
Strong Buy
Current: 15.340
Low
49.00
Averages
66.63
High
80.00
Current: 15.340
Low
49.00
Averages
66.63
High
80.00
About ODD
Oddity Tech Ltd is an Israel-based company engaged in the beauty and wellness sector. The Company is operating a tech platform under its own brand on the Internet, whose purpose is to support a portfolio of brands and services connected to the beauty and wellness market and to develop products customized to the wishes of the Company's clients. The Company is using algorithms and machine learning models to match a corresponding physical product. Advanced biological models and machine learning-based tools are used to find new molecules for beauty and wellness purposes. The Company is active in research and development in areas such as data science, machine learning, and computer vision to enhance its products.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- Class Action Initiated: Berger Montague PC has announced a class action lawsuit against Oddity Tech on behalf of investors who purchased shares between February 26, 2025, and February 24, 2026, highlighting significant investor concerns regarding the company's transparency.
- Financial Performance Warning: Oddity Tech disclosed on February 25, 2026, that it expects a 30% year-over-year decline in first-quarter 2026 revenue, primarily due to rising customer acquisition costs, indicating severe financial challenges ahead for the company.
- Stock Price Plummet: Following the lawsuit announcement, Oddity Tech's Class A ordinary shares fell by $14.28, or 49.21%, closing at $14.74, reflecting market pessimism about the company's future prospects.
- Algorithm Risk Disclosure: The lawsuit alleges that Oddity Tech failed to disclose risks associated with algorithm changes from its largest advertising partner, which diverted ads to lower-quality auctions at abnormally high costs, exacerbating investor concerns about the sustainability of its operating model.
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- Stock Price Plunge: ODDITY Tech's shares plummeted 49% on February 25, 2026, resulting in a market cap loss exceeding $600 million, reflecting severe investor concerns about the company's financial outlook, particularly after announcing a projected 30% year-over-year decline in Q1 2026 revenue.
- Lawsuit Context: A securities class action lawsuit has been filed against ODDITY, representing investors who purchased its securities between February 26, 2025, and February 24, 2026, alleging the company made false and misleading statements while failing to disclose critical algorithm changes that led to significant investor losses.
- Advertising Partnership Issues: The lawsuit highlights that changes in the algorithm of ODDITY's largest advertising partner diverted ads to lower-quality auctions, significantly increasing customer acquisition costs, which not only impacted the company's business performance but also eroded financial prospects, exacerbating market distrust.
- Investor Rights Protection: Hagens Berman is investigating whether ODDITY intentionally misled investors and is encouraging affected investors to submit claims, demonstrating a commitment to investor rights and a strong demand for corporate transparency.
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- Class Action Notice: Rosen Law Firm reminds investors who purchased Oddity Tech (NASDAQ: ODD) securities between February 26, 2025, and February 24, 2026, that they must apply to be lead plaintiff by May 11, 2026, to participate in the class action and seek compensation.
- Fee Arrangement: Investors joining the Oddity class action will incur no out-of-pocket costs, as the law firm operates on a contingency fee basis, minimizing the financial burden on investors.
- Lawsuit Background: The lawsuit alleges that Oddity made false and misleading statements during the class period, resulting in investors suffering losses due to abnormally high advertising costs, which negatively impacted the company's financial outlook and market position.
- Law Firm Credentials: Rosen Law Firm specializes in securities class actions and has achieved the largest securities class action settlement against a Chinese company, ranked first by ISS Securities Class Action Services in 2017, demonstrating its expertise and successful track record in this field.
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- Stock Price Plunge: ODDITY Tech's American Depositary Shares plummeted 49% on February 25, 2026, resulting in a market capitalization loss exceeding $600 million, indicating severe market concerns regarding the company's financial outlook.
- Revenue Downgrade: The company anticipates a 30% year-over-year decline in Q1 2026 revenue, triggering a strong investor reaction that led to the filing of a class action lawsuit, alleging the company failed to disclose critical algorithm change information.
- Legal Investigation Initiated: Hagens Berman law firm has begun investigating whether ODDITY violated federal securities laws, urging affected investors to submit their losses to support the class action lawsuit.
- Advertising Partnership Issues: The lawsuit alleges that ODDITY failed to timely inform investors about algorithm changes with its largest advertising partner, which resulted in abnormally high advertising costs, significantly increasing customer acquisition costs and impacting the company's business model and financial stability.
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- Lawsuit Background: Glancy Prongay Wolke & Rotter LLP reminds investors that May 11, 2026, is the deadline to file a lead plaintiff motion in the class action for Oddity Tech Ltd. (NASDAQ:ODD), concerning losses incurred from February 26, 2025, to February 24, 2026.
- Financial Losses: Oddity's financial results released on February 25, 2026, revealed a significant increase in user acquisition costs due to an algorithm change by its largest advertising partner, leading to an expected revenue decline of approximately 30% year-over-year in Q1 2026, which directly impacts the company's financial health.
- Stock Price Plunge: Following the earnings report, Oddity's stock price fell by $14.28, or 49.2%, closing at $14.74 per share, resulting in substantial losses for investors and reflecting market pessimism regarding the company's future prospects.
- False Statement Allegations: The lawsuit alleges that Oddity failed to disclose material adverse facts related to its advertising partner, misleading investors about the company's business and financial outlook, which may expose the company to legal liabilities.
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- Class Action Notice: Rosen Law Firm reminds investors who purchased ODDITY Tech Ltd. securities between February 26, 2025, and February 24, 2026, that they must apply to be lead plaintiff by May 11, 2026, to participate in the class action and seek compensation.
- Lawsuit Background: The lawsuit alleges that ODDITY made false and misleading statements during the class period, resulting in investors facing abnormally high customer acquisition costs due to an algorithm change by its largest advertising partner, negatively impacting the company's financial outlook.
- Law Firm Credentials: Rosen Law Firm specializes in securities class actions and has achieved the largest settlement against a Chinese company, recovering over $438 million for investors in 2019 alone, demonstrating its strong capabilities in this field.
- Investor Guidance: Investors are advised to select counsel with a proven track record, avoiding firms that merely act as intermediaries, to ensure effective legal representation and support in the class action.
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