Why Commodity Trading Firms Switch Systems in Q1, Not Q4 — and How to Plan Around It

By Saurabh Goyal, Founder & CEO of Phlo Systems. Published 12 November 2026.

At a glance

Commodity trading firms evaluating a new ERP, CTRM or trading system rarely say no to the product. More often, a genuinely convinced buyer goes quiet for a few months and the deal simply stalls — not because the system failed to impress, but because the firm's own year-end audit and settlement cycle makes this the wrong window to introduce change. Recognising that pattern, on both sides of the table, turns a stalled evaluation into a correctly-timed one instead of a lost one.

Why the calendar outranks the product comparison

A trading firm's books need to close cleanly at year-end: positions reconciled, P&L attributed correctly, stock valued, open contracts settled or carried forward with the right accounting treatment. Auditors expect a stable system of record while they test balances and controls — introducing a new trading platform mid-audit means reconciling two systems' worth of data for the same period, which is exactly the kind of avoidable complexity a finance team will not sign up for voluntarily. The result is a predictable, calendar-driven pause: firms defer switching until the audit is signed off and the settlement cycle for the closing period has run its course, whatever the comparison between old and new system actually showed.

This is not a reason to stop evaluating. It is a reason to separate the evaluation timeline from the go-live timeline, and to plan deliberately for the gap between them.

What this means if you are the one evaluating

• Start the evaluation well before year-end, not after. The due diligence, demos and reference conversations that decide which system fits do not need to wait for a clean calendar window — only the cutover does. Running the evaluation now and the migration in the new year means you are ready to move the moment the books close, instead of starting the clock from zero in January.
• Plan the cutover for the gap right after audit sign-off, before the next cycle's trading volume ramps. That window is short and well understood by anyone who has run a finance close before — treat it as a fixed date to build toward, not a vague "sometime in Q1."
• Ask any vendor directly how they handle a mid-cycle open-position migration, because the honest answer separates vendors who have actually done this from ones who have not. A system that cannot cleanly carry open contracts, FX exposure and partially-settled positions across the cutover date is not ready for a real trading book, whatever else it does well.

What this means if you are the one selling or implementing

If a deal that looked genuinely convinced goes quiet in October or November, the most useful question is not "what did we do wrong" — it is "where is this firm in its audit cycle." A pause driven by year-end timing looks identical, from the outside, to a pause driven by a lost deal, and treating the two the same way wastes effort on the wrong response: pushing harder on a firm mid-audit reads as not understanding how trading businesses actually run their books, while backing off entirely during their decision window just as they come out the other side wastes the goodwill already built.

What to do this week

1. If you are evaluating a system change, start now and build the business case against a Q1 go-live, rather than waiting until the new year to begin the comparison work.
2. If you are mid-evaluation and the timing genuinely does not work this year, say so explicitly rather than letting the conversation fade — a dated "revisit in January" is a far better outcome for both sides than a silence neither party can read correctly.
3. If you run or support a trading system vendor relationship, ask directly how open positions migrate across a cutover before the audit-driven window arrives, so the answer is known well ahead of the date you actually need it.

The thesis, restated

A commodity trading firm's year-end audit and settlement cycle is not a soft preference about timing — it is the hard constraint that decides when a system change is actually possible, whatever the product comparison concluded. Firms that plan the evaluation and the migration as two separate timelines, with the audit calendar sitting between them, move in Q1 with a clean cutover. Firms that treat "when we switch" as one undifferentiated decision tend to find the calendar has already decided for them, usually by going quiet until it is ready to move again.

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Related reading:

• How long should a CTRM implementation take, and why do legacy projects run 12 to 18 months?
• The 2026 CTRM Buyer's Guide: How to Evaluate Commodity Trading Software Without Regretting the Decision Three Years Later

Saurabh Goyal is the Founder & CEO of Phlo Systems, the trade ERP and CTRM platform for mid-market commodity traders.