The Cost of Vanity Metrics in Fintech Acquisition
Impressions don't fund payroll. A field note on why we killed our top-of-funnel dashboards and rebuilt the North Star around funded traders.
Every quarter, a new dashboard tries to convince someone in leadership that the machine is working.
Cost per lead is down. Click-through rate is up. Reach is trending. The slide is green. The revenue is flat.
What we were actually optimising for
At Capital.com, we spent a full quarter tracking every touch — every hover, every scroll depth, every soft-conversion micro-signal. It gave us a beautifully instrumented funnel and an appallingly misleading picture of the business.
The problem wasn't the data. The problem was the definition of conversion.
- A registration is not a funded account.
- A funded account is not a qualified funded account.
- A qualified funded account is not a repeat trader.
Between each of those steps sits a 40–70% drop-off that no upstream metric will ever surface.
The rebuild
We collapsed the reporting stack to three tiers:
- Spend cadence — daily, per channel, per market. Diagnostic only.
- Qualified funded traders (QFTs) — the only KPI attached to compensation.
- LTV : CAC by cohort quarter — the truth-teller.
Everything else — CPL, CTR, CPM — became debug logs. Not decisions.
The uncomfortable outcome
Half of what we thought was working wasn't. Facebook remarketing, in particular, had been quietly claiming credit for organic search intent for eighteen months.
Cutting it produced a 22% increase in QFTs at 34% lower blended CAC.
That's the cost of vanity metrics. Not just the media dollars — the strategic time spent optimising for the wrong verb.
If your team is stuck in a similar loop, get in touch — I write about this every few weeks.