Stock Markets September 16, 2026 11:14 AM

Cellectis Shares Drop After Barclays Issues Double Downgrade and Deep Cuts Valuation

Barclays lowers rating to Underweight, trims price target to $1.30 and assigns negative NPVs to key gene-editing programs

By Sofia Navarro
Share
Twitter Reddit Facebook LinkedIn
CLLS

Cellectis SA (NASDAQ:CLLS) saw its shares decline sharply after Barclays downgraded the stock from Overweight to Underweight and cut its price target from $9.00 to $1.30. The analyst assigned negative per-share net present values to the company's new programs and adjusted multiple line items in the valuation model, while assuming a capital raise in late 2027 and noting a planned clinical start in China in early 2027 for .HEAL-101.

Cellectis Shares Drop After Barclays Issues Double Downgrade and Deep Cuts Valuation
CLLS
Summarize with
ChatGPT Perplexity Claude Grok Gemini

Key Points

  • Barclays downgraded Cellectis to Underweight and cut its price target from $9.00 to $1.30.
  • Negative NPVs were assigned to .HEAL-101 (-$4) and .HEAL-201 (-$2); eti-cel and Pipeline values previously in the model were removed.
  • Model now includes $2 each for Royalties and Milestones, -$1 for Debt and $5 for Cash, assuming a late-2027 capital raise; clinical entry in China for .HEAL-101 is planned for Q1 2027.

Shares of Cellectis SA (NASDAQ:CLLS) fell 14.6% on Wednesday following a comprehensive downgrade from Barclays. The investment bank moved its recommendation to Underweight from Overweight and reduced its price target on the gene-editing company to $1.30 from $9.00.

Barclays analyst Lukas Shumway attributed the rating change to a lack of conviction in Cellectis’ two new clinical programs, .HEAL-101 for severe hypertriglyceridemia and .HEAL-201 for hypercholesterolemia. In his revised model, Shumway assigned negative per-share net present values (NPVs) to both programs - -$4 for .HEAL-101 and -$2 for .HEAL-201.

The analyst also reworked valuations for other assets in the company model. The value for lasme-cel was reduced to -$1 from $0. Previously included items were removed from the model: eti-cel and a Pipeline value, which had been assigned $4 and $1 respectively, were taken out.

In addition to the program-specific changes, Shumway’s updated model now includes $2 each allocated to Royalties and Milestones. The model carries -$1 for Debt and $5 for Cash, with the cash figure calculated on the assumption that Cellectis will complete a capital raise in late 2027.

On timing for the clinical pathway, the analyst note states that Cellectis aims to begin clinical activity in China in the first quarter of 2027 with .HEAL-101 in severe hypertriglyceridemia.


Context and market reaction

The downgrade and the sharp reduction in the price target coincided with the one-day share decline recorded Wednesday. Barclays’ reassessment centers on the near- and medium-term commercial and developmental prospects for the company’s lead new programs and the broader pipeline assumptions embedded in its prior valuation.


Key points

  • Barclays downgraded Cellectis to Underweight from Overweight and cut the price target to $1.30 from $9.00.
  • The analyst assigned negative NPVs to .HEAL-101 (-$4) and .HEAL-201 (-$2) and removed previously included values for eti-cel and Pipeline ($4 and $1 previously).
  • The revised valuation model assumes $2 each for Royalties and Milestones, -$1 for Debt and $5 for Cash, with an assumed capital raise in late 2027; Cellectis plans to enter the clinic in China with .HEAL-101 in Q1 2027 according to the analyst note.

Risks and uncertainties

  • Program valuation risk - Barclays’ assignment of negative NPVs to .HEAL-101 and .HEAL-201 highlights uncertainty around the commercial and clinical prospects of those programs, affecting biotech and healthcare investors.
  • Funding and balance-sheet risk - The analyst’s model assumes a capital raise in late 2027; execution and timing of such a raise could affect equity and credit markets for the company.
  • Pipeline and development uncertainty - Removal of prior values for eti-cel and Pipeline suggests material uncertainty around the broader pipeline, with implications for future revenue and valuation assumptions in the gene-editing sector.

This reporting is based on the analyst note and market moves described by Barclays and market data. The facts presented reflect the contents of the analyst’s valuation changes and the company’s stated clinical timing as noted in the analyst communication.

Risks

  • Valuation and program risk: Negative NPVs for the new programs indicate uncertainty in their commercial and clinical prospects, impacting the biotech and healthcare sectors.
  • Funding risk: The valuation assumes a capital raise in late 2027; inability to raise capital as assumed could affect the company’s balance sheet and investor returns.
  • Pipeline uncertainty: Removal of eti-cel and Pipeline values from the model signals uncertainty about future pipeline value and development outcomes, influencing market expectations for the gene-editing space.

More from Stock Markets

Paris Stocks Close Higher as Utilities, Industrials and Financials Lead Gains Sep 16, 2026 German Stocks Close Higher; DAX Climbs 0.62% Led by Utilities, Media and Food & Beverages Sep 16, 2026 Milan Closes Higher as Travel & Leisure, Industrials and Utilities Lead Gains Sep 16, 2026 Portuguese Stocks Close Higher as PSI Reaches Five-Year Peak Sep 16, 2026 Regulatory Scrutiny Widens Cintas-UniFirst Gap as Deal Odds Slip, Bernstein Says Sep 16, 2026