In Q2 fiscal 2026 (the quarter ended June 27, 2026), Charles River Laboratories International's largest business segment was Discovery and Safety Assessment, with $606.51 million or 60% of revenue, down 1.9% from a year earlier. Next: Research Models and Services (21%) and Manufacturing Support (19%).
By product or service, Service brought in 81% and Product brought in 19% of revenue in Q2 fiscal 2026.
By region, United States brought in 54%, Europe brought in 26% and Canada brought in 13% of revenue in Q2 fiscal 2026.
The fastest-growing business segment from a year earlier was Research Models and Services (-1.8%).
From company filings, in USD; latest quarter ended June 27, 2026; quarterly data from Q3 fiscal 2017.

Fiscal quarters, from company filings
| Business segment | Q2 FY26 | Q1 FY26 | Q3 FY25 | Q2 FY25 | Share |
|---|---|---|---|---|---|
| Discovery and Safety Assessment | $606.5M | $596.9M | $600.7M | $618.0M | 60% |
| Research Models and Services | $209.5M | $208.4M | $213.5M | $213.3M | 21% |
| Manufacturing Support | $188.1M | $190.5M | $190.7M | $200.8M | 19% |
In USD, fiscal quarters as reported; share = part of Q2 FY26 revenue.
| Product or service | Q2 FY26 | Q1 FY26 | Q3 FY25 | Q2 FY25 | Share |
|---|---|---|---|---|---|
| Service | $808.3M | $798.2M | $808.0M | $840.8M | 81% |
| Product | $195.8M | $197.7M | $196.8M | $191.3M | 19% |
In USD, fiscal quarters as reported; share = part of Q2 FY26 revenue.
| Region | Q2 FY26 | Q1 FY26 | Q3 FY25 | Q2 FY25 | Share |
|---|---|---|---|---|---|
| United States | $539.9M | $543.8M | $537.6M | $549.9M | 54% |
| Europe | $263.1M | $277.6M | $277.7M | $281.9M | 26% |
| Canada | $127.5M | $109.6M | $116.8M | $135.6M | 13% |
| Asia Pacific | $60.5M | $55.5M | $51.7M | $54.5M | 6% |
| Other | $13.1M | $9.4M | $21.1M | $10.3M | 1% |
In USD, fiscal quarters as reported; share = part of Q2 FY26 revenue.
Discovery and Safety Assessment, Research Models and Services and Manufacturing Support (as reported for Q2 fiscal 2026).
Discovery and Safety Assessment: $606.51 million, or 60% of revenue, in Q2 fiscal 2026.
By revenue in Q2 fiscal 2026: Service (81%) and Product (19%).
By region in Q2 fiscal 2026: United States (54%), Europe (26%), Canada (13%) and Asia Pacific (6%).
Click a bar to see that period below. Striped bars are calculated fourth quarters; an empty slot means it could not be calculated on the same basis i
Fiscal quarter ended Jun 27, 2026
| Item | Revenue | Share |
|---|---|---|
| Discovery and Safety Assessment | USD 606.51M | 60.4% |
| Research Models and Services | USD 209.47M | 20.9% |
| Manufacturing Support | USD 188.10M | 18.7% |
Sum of items USD 1.00B. Shares are of the items shown. Click an item with › to see its parts.
Every item and period in one grid. Purple = calculated; "–" = not available.
| Item | Q2 FY26 | Q1 FY26 | Q4 FY25 | Q3 FY25 | Q2 FY25 | Q1 FY25 | Q4 FY24 | Q3 FY24 | Q2 FY24 | Q1 FY24 | Q4 FY23 | Q3 FY23 | Q2 FY23 | Q1 FY23 | Q4 FY22 | Q3 FY22 | Q2 FY22 | Q1 FY22 | Q4 FY21 | Q3 FY21 | Q2 FY21 | Q1 FY21 | Q4 FY20 | Q3 FY20 | Q2 FY20 | Q1 FY20 | Q4 FY19 | Q3 FY19 | Q2 FY19 | Q1 FY19 | Q4 FY18 | Q3 FY18 | Q2 FY18 | Q1 FY18 | Q4 FY17 | Q3 FY17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Discovery and Safety Assessment | 606.5M | 596.9M | 591.6M | 600.7M | 618.0M | 592.6M | 603.3M | 615.1M | 627.4M | 605.5M | 625.8M | 664.0M | 663.5M | 662.4M | 691.7M | 619.5M | 591.9M | 544.3M | 534.1M | 531.8M | 540.1M | 501.2M | 495.0M | 461.2M | 442.6M | 438.7M | 439.2M | 420.1M | 405.5M | 354.2M | 358.2M | 352.3M | 346.4M | 260.0M | – | 246.9M |
| Research Models and Services | 209.5M | 208.4M | 206.3M | 213.5M | 213.3M | 213.1M | 204.3M | 197.8M | 206.4M | 220.9M | 195.8M | 186.8M | 209.9M | 199.8M | 196.1M | 180.1M | 186.4M | 176.5M | 165.6M | 171.3M | 176.7M | 176.9M | 156.7M | 151.9M | 116.5M | 146.0M | 131.3M | 132.5M | 136.1M | 137.2M | 128.5M | 126.8M | 130.4M | 134.0M | – | 122.0M |
| Manufacturing Support | 188.1M | 190.5M | 196.4M | 190.7M | 200.8M | 178.5M | 194.9M | 196.9M | 192.3M | 185.2M | 191.9M | 175.7M | 186.5M | 167.3M | 212.1M | 189.6M | 194.8M | 193.1M | 205.3M | 192.9M | 197.8M | 146.5M | 139.3M | 130.2M | 123.5M | 122.4M | 120.6M | 115.3M | 116.0M | 113.2M | 114.9M | 106.2M | 108.5M | 100.0M | – | 95.3M |