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ADAPTIMMUNE THERAPTCS (ADAPY) Stock Price, News & Analysis

ADAPY OTC
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Price Move History

Daily moves over 5%
150 242 sessions, October 28, 2025 to October 14, 2026
Largest daily move
+9900% close of April 30, 2026
1-month change
+25% closing prices, September 14, 2026 to October 14, 2026

Company Description

Adaptimmune Therapeutics plc (ADAPY) is a biopharmaceutical company focused on cell therapies for the treatment of solid tumor cancers. According to company disclosures, Adaptimmune works to redefine how solid tumors are treated by developing engineered T-cell therapies designed to target cancer cells.

The company’s American Depositary Shares (ADSs) were voluntarily delisted from Nasdaq, and the ADSs are quoted on the OTC Pink Limited Market under the symbol ADAPY. Adaptimmune has also initiated a process for deregistration of its ADSs under Section 12(b) of the Securities Exchange Act of 1934, including the filing of a Form 25 and a Form 15 with the U.S. Securities and Exchange Commission. Following the Form 15 filing, the company’s periodic reporting obligations under the Exchange Act were suspended.

Business focus and therapeutic approach

Adaptimmune describes itself as a biopharmaceutical company working with cell therapies for solid tumor cancers. Its work centers on engineered T-cell therapies, which are designed to recognize and attack cancer cells. The company’s activities include the development of clinical and pre-clinical candidates that target specific antigens associated with certain cancers.

The company reports that the U.S. Food and Drug Administration (FDA) approved its first biologics license application (BLA) for TECELRA (afamitresgene autoleucel), described as the first engineered T-cell therapy for the treatment of a solid tumor cancer approved in the United States. This approval represents a key milestone in Adaptimmune’s efforts to bring engineered T-cell therapies to patients with solid tumors.

Key programs and assets

Adaptimmune has disclosed several key assets and programs related to its cell therapy platform:

  • TECELRA (afamitresgene autoleucel): An engineered T-cell therapy that received FDA approval for the treatment of a solid tumor cancer in the United States. The company states that this therapy is the first engineered T-cell therapy approved in the U.S. for a solid tumor indication.
  • Letetresgene autoleucel (lete-cel): A clinical program for people with synovial sarcoma and myxoid liposarcoma. According to the company, a commercial launch for lete-cel was planned in connection with a transaction involving this asset.
  • Uza-cel: A third clinical candidate, which was part of a collaboration with Galapagos related to this cell therapy.
  • PRAME-directed T-cell therapy: A pre-clinical asset targeting PRAME, which the company identifies as part of its remaining portfolio.
  • CD70-directed TRuC therapy: Another pre-clinical asset, described as a CD70-directed TRuC therapy, for which the company is exploring strategic options.

Adaptimmune has indicated that it is seeking strategic options for its pre-clinical assets, including the PRAME-directed T-cell therapy and the CD70-directed TRuC therapy. This reflects a focus on maximizing value from its remaining programs following a significant transaction involving its clinical-stage assets.

Transaction with US WorldMeds

The company reports that USWM CT, LLC, a subsidiary of US WorldMeds Partners, LLC (collectively, US WorldMeds), acquired TECELRA along with lete-cel and uza-cel. Adaptimmune states that this transaction allows TECELRA to continue to be made available to patients and that work has been ongoing to ensure a smooth transition of activities associated with TECELRA, lete-cel, and uza-cel to US WorldMeds.

Adaptimmune also notes that it continues to support US WorldMeds with a goal to achieve approval for lete-cel, with the hope that this therapy will benefit patients in the future. At the same time, the company emphasizes its intention to focus on extracting value from its remaining pre-clinical assets.

Corporate structure and governance changes

Adaptimmune has announced significant changes to its Board of Directors and executive leadership team in connection with a restructuring. The company reports that its Chief Financial Officer, Christopher (Chris) Hill, has been appointed Chief Executive Officer and a Director, while continuing to serve as CFO. Several prior board members and executives have left the company in connection with this restructuring.

Following these changes, the Board is described as comprising three members: Lawrence Alleva (Chairman), Garry Menzel, and Chris Hill (who also serves as CEO and CFO). These changes are presented by the company as part of its broader restructuring and cost-reduction efforts associated with delisting and deregistration.

Trading status and regulatory reporting

Adaptimmune’s ADSs are quoted on the OTC Pink Limited Market under the symbol ADAPY. The company has voluntarily delisted its ADSs from Nasdaq and has initiated deregistration under Section 12(b) of the Exchange Act. It has filed a Form 25 and a Form 15 with the SEC, and states that, upon filing of the Form 15, its obligations to file periodic reports under the Exchange Act were suspended.

The company has indicated that delisting from Nasdaq and deregistration are expected to reduce its costs as a public company. This is presented as part of its efforts to maximize value going forward, particularly in light of the transaction with US WorldMeds and its focus on remaining assets.

Strategic focus going forward

According to Adaptimmune, its current focus includes:

  • Supporting US WorldMeds in the transition and further development of TECELRA, lete-cel, and uza-cel.
  • Maintaining efforts to maximize value from its remaining pre-clinical assets, including PRAME-directed and CD70-directed TRuC therapies.
  • Reducing public company costs through delisting and deregistration of its ADSs.

The company’s disclosures emphasize the importance of its transaction with US WorldMeds for continued patient access to TECELRA and the potential future impact of lete-cel and uza-cel, while also highlighting its intention to seek strategic options for its pre-clinical pipeline.

FAQs about Adaptimmune (ADAPY)

Stock Performance

$0.0300
+5.26%
+0.00
Last updated: October 14, 2026 at 15:57
+15.4%
Performance this year

ADAPTIMMUNE THERAPTCS (ADAPY) closed at $0.0300 on October 14, 2026. So far this year, the price has gained 15.4%.

See what a $1,000 investment in ADAPY would be worth today

ADAPY Metrics & Rankings

Price returns through October 14, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.

Latest News

ADAPTIMMUNE THERAPTCS has 1 recent news article. Of the recent coverage, 1 article coincided with positive price movement and 0 with negative movement. View all ADAPY news →

SEC Filings

ADAPTIMMUNE THERAPTCS has filed 2 recent SEC filings, including 1 Form RW, 1 Form SCHEDULE 13G. The most recent filing was submitted on April 22, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all ADAPY SEC filings →

Financial Highlights

ADAPTIMMUNE THERAPTCS generated $178.0M in revenue in FY2024, retaining a 100.0% gross margin, operating income reached -$68.8M (-38.6% operating margin), and net income was -$70.8M, reflecting a -39.8% net profit margin. Diluted earnings per share stood at -$0.05. The company generated -$73.2M in operating cash flow. The current ratio was 2.92, measuring current assets divided by current liabilities.

$178.0M
Revenue (FY2024)
-$70.8M
Net Income (FY2024)
-$73.2M
Operating Cash Flow

Upcoming Events

Short Interest History

Last 12 Months

Short interest in ADAPTIMMUNE THERAPTCS (ADAPY) currently stands at 1.2 million shares, down 0.2% from the previous reporting period, representing 0.5% of the float. Since October 2025, short interest has decreased by 83.6%.

Days to Cover History

Last 12 Months

Days to cover for ADAPTIMMUNE THERAPTCS (ADAPY) currently stands at 2.1 days, down 54.3% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since October 2025, the figure has increased by 112%. Across the settlements charted above, it has ranged from 1.0 to 10.3 days.

ADAPY Company Profile & Sector Positioning

ADAPTIMMUNE THERAPTCS (ADAPY) operates in the Biotechnology industry within the broader Healthcare sector and is listed on the OTC.

Frequently Asked Questions

What is the current stock price of ADAPTIMMUNE THERAPTCS (ADAPY)?

The current stock price of ADAPTIMMUNE THERAPTCS (ADAPY) is $0.0300 as of October 14, 2026.

What is the market cap of ADAPTIMMUNE THERAPTCS (ADAPY)?

The market cap of ADAPTIMMUNE THERAPTCS (ADAPY) is approximately $8.0M. Learn more about what market capitalization means .

What is the revenue of ADAPTIMMUNE THERAPTCS (ADAPY) stock?

The FY2024 revenue of ADAPTIMMUNE THERAPTCS (ADAPY) is $178.0M, from its most recent completed fiscal year.

What is the net income of ADAPTIMMUNE THERAPTCS (ADAPY)?

The FY2024 net income of ADAPTIMMUNE THERAPTCS (ADAPY) is -$70.8M, from its most recent completed fiscal year.

What is the earnings per share (EPS) of ADAPTIMMUNE THERAPTCS (ADAPY)?

The diluted earnings per share (EPS) of ADAPTIMMUNE THERAPTCS (ADAPY) is -$0.05 for FY2024, its most recent completed fiscal year. Learn more about EPS .

What is the operating cash flow of ADAPTIMMUNE THERAPTCS (ADAPY)?

The operating cash flow of ADAPTIMMUNE THERAPTCS (ADAPY) is -$73.2M. Learn about cash flow.

What is the profit margin of ADAPTIMMUNE THERAPTCS (ADAPY)?

The net profit margin of ADAPTIMMUNE THERAPTCS (ADAPY) is -39.8%. Learn about profit margins.

What is the operating margin of ADAPTIMMUNE THERAPTCS (ADAPY)?

The operating profit margin of ADAPTIMMUNE THERAPTCS (ADAPY) is -38.6%. Learn about operating margins.

What is the gross margin of ADAPTIMMUNE THERAPTCS (ADAPY)?

The gross profit margin of ADAPTIMMUNE THERAPTCS (ADAPY) is 100.0%. Learn about gross margins.

What is the current ratio of ADAPTIMMUNE THERAPTCS (ADAPY)?

The current ratio of ADAPTIMMUNE THERAPTCS (ADAPY) is 2.92, measuring current assets divided by current liabilities. Learn about liquidity ratios.

What is the gross profit of ADAPTIMMUNE THERAPTCS (ADAPY)?

The gross profit of ADAPTIMMUNE THERAPTCS (ADAPY) is $178.0M for FY2024, its most recent completed fiscal year.

What is the operating income of ADAPTIMMUNE THERAPTCS (ADAPY)?

The operating income of ADAPTIMMUNE THERAPTCS (ADAPY) is -$68.8M. Learn about operating income.

What does Adaptimmune Therapeutics (ADAPY) do?

Adaptimmune Therapeutics plc is a biopharmaceutical company that focuses on cell therapies for the treatment of solid tumor cancers. It develops engineered T-cell therapies and related clinical and pre-clinical programs targeting specific cancer-associated antigens.

What happened to TECELRA, lete-cel and uza-cel?

Adaptimmune reports that TECELRA, letetresgene autoleucel (lete-cel) and uza-cel were acquired by USWM CT, LLC, a subsidiary of US WorldMeds Partners, LLC. The company states that it is working to ensure a smooth transition of activities associated with these therapies to US WorldMeds and continues to support US WorldMeds with a goal to achieve approval for lete-cel.

What are Adaptimmune’s remaining assets after the transaction with US WorldMeds?

According to the company, Adaptimmune’s remaining assets include pre-clinical programs such as a PRAME-directed T-cell therapy and a CD70-directed TRuC therapy. Adaptimmune indicates that it is looking for strategic options in relation to these assets and aims to maximize their value.

On which market does Adaptimmune’s stock trade and what is the ADAPY symbol?

Adaptimmune’s American Depositary Shares are quoted on the OTC Pink Limited Market under the symbol ADAPY. The company voluntarily delisted its ADSs from Nasdaq and initiated deregistration under Section 12(b) of the Securities Exchange Act of 1934.

Why did Adaptimmune delist from Nasdaq and pursue deregistration?

Adaptimmune states that it voluntarily delisted its American Depositary Shares from Nasdaq and initiated deregistration of its ADSs under Section 12(b) of the Exchange Act. The company explains that delisting and deregistration are expected to reduce its costs as a public company and support its goal to maximize value going forward.

Who is on Adaptimmune’s Board of Directors after the restructuring?

Following the restructuring described by the company, the Board of Directors comprises Lawrence Alleva (Chairman), Garry Menzel and Chris Hill. Chris Hill also serves as Adaptimmune’s Chief Executive Officer and Chief Financial Officer.

What is Adaptimmune’s current strategic focus?

Adaptimmune indicates that it is focused on supporting US WorldMeds in the transition and further development of TECELRA, lete-cel and uza-cel, while also working to maximize value from its remaining pre-clinical assets targeting PRAME and CD70. The company also highlights cost reduction through delisting and deregistration of its ADSs.