CARE Ratings Downgrades Hester Biosciences Credit Ratings Across All Bank Facilities
CARE Ratings Limited downgraded Hester Biosciences Limited's credit ratings across all bank facilities on 19 March 2026, revising long-term ratings from BBB+ to BBB and short-term ratings from A2 to A3+. The revision was based on audited FY25 financials and unaudited half-year results ended 30 September 2025. The company considers these ratings transitional, citing improvements in operating margins, ROCE ratios, regulatory approvals for new vaccines, and enhanced debt coverage indicators in H1FY26.

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Hester Biosciences Limited has received revised credit ratings from CARE Ratings Limited, with downgrades across all bank facilities announced on 19 March 2026. The rating agency communicated the revision through an electronic letter dated 19 March 2026, prompting the company to inform stock exchanges under regulatory compliance requirements.
Credit Rating Downgrades
CARE Ratings has downgraded Hester Biosciences' credit ratings across three categories of bank facilities. The revision affects the company's borrowing profile and reflects the rating agency's assessment of recent financial performance.
| Credit Facilities | Previous Rating | Revised Rating | Rating Action |
|---|---|---|---|
| Long-term Bank Facilities | CARE BBB+; Stable | CARE BBB; Stable | Downgraded |
| Long-term/Short-term Bank Facilities | CARE BBB+; Stable/CARE A2 | CARE BBB; Stable/CARE A3+ | Downgraded |
| Short-term Bank Facilities | CARE A2 | CARE A3+ | Downgraded |
Facility-wise Rating Details
The rating revision covers bank facilities totaling ₹131.47 crore across different categories. Long-term bank facilities worth ₹66.25 crore, reduced from the previous ₹95.18 crore, received the CARE BBB; Stable rating. The combined long-term and short-term bank facilities of ₹65.00 crore were assigned CARE BBB; Stable/CARE A3+ ratings, while short-term bank facilities of ₹0.22 crore received the CARE A3+ rating.
Assessment Basis and Company Response
The rating revision was conducted based on audited financials for financial year 2024-25 and unaudited financial results for the half-year ended 30 September 2025. Hester Biosciences characterizes these ratings as transitional, citing several positive developments that occurred after 30 September 2025.
The company highlighted five key improvement indicators:
- Enhancement in operating margin and net profit margin
- Improvement in ROCE ratios and total debt to PBILDT ratio
- Regulatory marketing and manufacturing license approval for Avian Influenza H9N2 vaccine
- Adequate liquidity positioned against debt repayment obligations
- Improved debt coverage indicators in H1FY26 on year-on-year basis and over FY25 levels
Business Profile and Market Position
Hester Biosciences Limited operates as one of India's leading animal health companies, manufacturing vaccines and health products since 1997. The company operates through two main divisions: Poultry Healthcare and Animal Healthcare, which includes ruminants and pet health segments.
The company maintains strong market positions across key product categories. It holds approximately 75% of the global PPR vaccine market, making it the world's largest manufacturer and supplier. In India, Hester commands over 70% market share in Goat Pox vaccine, used for cattle immunization against Lumpy Skin disease, and maintains approximately 35% market share as the second-largest poultry vaccine manufacturer.
Forward Outlook
Hester Biosciences has committed to improving bottom-line performance, expecting positive changes including potential credit rating improvements. The company continues focusing on innovation, margin stability, and sustainable growth through product diversification and geographic expansion, targeting increased revenues and profitability at both standalone and consolidated levels.
Source: None/Company/INE782E01017/0fa418ce-a485-4187-8e8a-74e3e8e46ea8.pdf
Historical Stock Returns for Hester Biosciences
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +0.66% | -2.59% | -10.90% | -29.58% | -1.56% | -32.01% |

































