In short: in any given quarter only about 5% of potential B2B customers are ready to buy; the remaining 95% are out of market and not looking for suppliers (Ehrenberg-Bass, Dawes; LinkedIn B2B Institute). The estimate comes from the average B2B repurchase cycle of around five years: one fifth of the market decides each year, one twentieth each quarter. Chasing only active demand means competing over the 5% and ignoring the 95% who will decide later. Effective marketing builds brand memory today, to be chosen when that 95% finally enters the market.
What is the 95-5 rule in B2B?
The 95-5 rule says that at any moment only a small share of a category's buyers is actively looking for a supplier. It comes from an observable fact. Companies change suppliers of services like banking, legal advice, software or telecoms roughly every five years, and if the cycle lasts five years then in a given year one fifth of the market is in play and in a given quarter just one twentieth.
The figure is documented by the Ehrenberg-Bass Institute in John Dawes' research for the LinkedIn B2B Institute (Ehrenberg-Bass, Dawes). It does not hold as a constant identical everywhere, because the repurchase cycle changes from sector to sector. The order of magnitude, though, holds: most buyers, at any given time, are not buying.
Source: Ehrenberg-Bass Institute (John Dawes) for the LinkedIn B2B Institute.
Why isn't lead generation alone enough?
Most B2B budget chases the 5% ready to buy, with direct-response campaigns, forms and remarketing on commercial keywords. It is useful work. It also crowds the channel where every competitor piles in at the same moment, raises cost per contact, and does nothing for the 95% who will decide in later quarters.
We hold a firm view here, and we take it without a table to back us: a B2B marketing team that measures only monthly leads is optimising the wrong part of the problem. We remember a client, an industrial components firm, convinced it had a lead-generation problem when in fact a good share of its new customers, when asked, had never heard its name before finding themselves having to choose. The knot was awareness, not the contact forms.
The point of the 95-5 rule is temporal. The choice of supplier rarely forms at the moment of search, because it depends on the memories already present when that moment arrives. The brand that comes to mind first starts with an advantage that no last-minute campaign truly recovers.
How do you cover the 95% out of market?
Covering the 95% means building and maintaining mental availability, the ease with which the brand is recalled in the category's typical buying situations. It takes broad and continuous reach more than narrow targeting, because you do not know who will enter the market next quarter and therefore have to reach the whole category of potential buyers, not just those showing intent today. It is the same direction as the mental and physical availability described by Ehrenberg-Bass.
Memory only works if the brand is recognisable. Logos, colours, slogans and faces used consistently over time build the memory shortcuts that fire when the need arrives, and they have to be tied to the concrete moments in which that need appears, a contract nearing renewal, a sudden operational problem, growth to manage. Without those hooks, awareness stays a number in a report and never turns into preference.
Is the 95-5 rule «the new 60-40»?
The LinkedIn B2B Institute authors called it the new version of the 60-40 rule. Both say, with different measures, that the majority share of investment should build memory toward future buyers, not only convert present demand. The 60-40 expresses it as a budget split between brand and performance, the 95-5 as the temporal structure of the market. Two faces of the same principle.
For a B2B small firm the consequence is concrete. There is no need to zero out lead generation. There is a need to stop treating it as the only marketing that counts, dedicating a stable share of budget to awareness across the whole category and measuring it with leading indicators through serious brand tracking, rather than with the monthly lead count alone.
FAQ
Where does the 5% figure come from?
From the average B2B repurchase cycle, estimated at around five years. If a company changes supplier every five years, in a given quarter only about 5% of the market is actually deciding. The estimate is from the Ehrenberg-Bass Institute (John Dawes) for the LinkedIn B2B Institute.
Does the 95-5 rule hold in every sector?
The order of magnitude yes, the precise number no. The in-market share depends on the category's repurchase cycle: the shorter it is, the higher the percentage buying in a given period. It should be calibrated to your sector, but the principle that most buyers are not in market now holds.
Does it mean I should stop doing lead generation?
No, it means not making it the only activity. The 5% in-market must be served, and it must be paired with building recall toward the 95% who will decide later. Both together, not one instead of the other.
How do I measure whether I'm covering the 95%?
With mental-availability indicators like spontaneous awareness and associations to buying moments, and with leading metrics like share of search, not only with generated leads. Regular brand tracking makes visible the memory building that performance reports ignore.
Sources and references
- Dawes, J. The 95:5 Rule: Why B2B Growth Starts Long Before the Purchase. Ehrenberg-Bass Institute.
- Ehrenberg-Bass Institute. 95% of B2B buyers are not in the market for your products. Ehrenberg-Bass.
- LinkedIn B2B Institute. How B2B Brands Grow. LinkedIn.
- Marketing Week. 95% of B2B buyers are not in the market. Marketing Week.
