Research Note – 6 min read
Petrochemical prices can move fast between monthly data releases, and the gap between updates is where most procurement risk hides. A team relying on a monthly benchmark is, in effect, making decisions on data that is sometimes six weeks old by the time it is acted on.
Where the Cadence Gap Hurts Most
Buyers who purchase on term contracts with monthly price reviews are especially exposed when volatility clusters around specific events: a feedstock disruption, a planned turnaround at a major cracker, or a sudden shift in freight costs. These events do not wait for the next scheduled report, and a monthly cadence means the market has often already moved twice before the number catches up.
Why Fortnightly Works
A fortnightly cadence roughly halves the maximum staleness of any pricing signal a buyer works from, without requiring the operational overhead of a daily feed. In practice, it is frequent enough to catch the meaningful swings within a quarter, while still being sustainable for a lean procurement team to actually read, discuss and act on every cycle.
This is why Rex Fuels structures its petrochemical coverage on a fortnightly release schedule rather than monthly: it matches the pace at which the underlying market actually moves.
What This Means for Procurement Timing
For buyers, the practical takeaway is simple: build your review cycle around the fastest cadence your team can realistically act on, not the slowest one your supplier happens to publish. A fortnightly view of the market, paired with disciplined internal review, closes most of the gap between when prices move and when your team notices.
Rex Fuels publishes fortnightly petrochemical market notes for clients across the region. Get in touch with our advisory team to see a sample report.