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Saia's Tonnage Growth Surges Amid Market Shifts

Saia's tonnage growth accelerated by 8.4% year-over-year in May, driven by increased shipment weights and a softer prior-year comparison. This growth reflects a strengthening less-than-truckload (LTL) market.

iG
iGEN Editorial
June 2, 2026
Saia's Tonnage Growth Surges Amid Market Shifts

Saia's tonnage growth accelerated by 8.4% year-over-year in May, marking a significant improvement from the previous month's 6.9% increase. This growth is attributed to a combination of increased shipment weights and a softer prior-year comparison.

Market Context

The Purchasing Managers’ Index (PMI) registered a reading of 54 in May, indicating expansion in industrial activity for the fifth consecutive month. This positive trend in manufacturing is a key driver of the increased LTL volumes experienced by Saia.

Impact on Trade Lanes

Saia's operations, primarily focused on the less-than-truckload (LTL) sector, have seen a notable increase in shipment weights, averaging an 8% increase on a two-year-stacked comparison for both April and May. This suggests a strengthening market that could lead to higher revenue per shipment and improved margins.

Implications for Shippers

Shippers utilizing Saia's services should anticipate potential improvements in operating margins, as the company has guided for a 400 to 450 basis points sequential improvement in the second quarter. This is expected to result in an operating ratio of 87.5% at the midpoint, marking a year-over-year improvement for the first time in over two years.

"Higher shipment weights are a sign of an improving LTL market, typically driving revenue per shipment and margins higher."

Watch List

  • Industrial Activity: Continued monitoring of PMI and new orders subindex for future LTL volume predictions.
  • Operational Margins: Saia's margin improvements and terminal expansions could further influence market dynamics.
Metric April May
Tonnage Growth 6.9% 8.4%
Shipment Growth 5.6% 3.7%
Weight per Shipment Growth 1.3% 4.5%

Shippers and logistics managers should remain vigilant of these trends to optimize their operations and leverage Saia's expanding capabilities.

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