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PrimaryBid Financial Model

Fintech Startup Financials (Free Excel Download)

B2B2C platform that plugs retail investors into institutional equity fundraisings (IPOs, ABBs) in real time via broker/exchange API integrations.

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About this model

PrimaryBid connects retail investors to institutional equity fundraisings, including IPOs and accelerated bookbuilds, through broker and exchange APIs. It allows issuers and banks to include a retail tranche in transactions that have historically been institution-led.

The business is B2B2C: retail investors access deals through their brokers, while issuers or banks pay for the platform’s distribution and transaction infrastructure. Its growth is tied to capital-markets deal flow, allocation size, and partner coverage.

The model should forecast eligible equity deals, average transaction value, retail allocation percentage, participating broker reach, and fee yield in basis points. Revenue should be built from retail transaction value rather than subscriptions, with deal-conversion, regulatory, and technology costs shown separately.

A turnkey financial model

Live formulas, no hardcoded values

Outputs are driven by live formulas, so the workbook updates from its assumptions instead of relying on hardcoded results.

All assumptions in one tab

Inputs are clearly marked in the Assumptions tab and separated from calculations, making it clear what to change and what to leave intact.

Statements always balancing

For integrated-statement models, the balance sheet, cash flow, and supporting schedules tie through properly.

Distinct schedules for clarity

Debt, working capital, taxes, and cash flow can get messy quickly. We group calculations in clear schedules, not across disconnected tabs.

No hidden macros or external links

There are no unexplained external workbook links or macros to undermine auditability or portability.

Changes flow through the model

Update a key driver and see the impact carry through the forecast, financing, and return outputs. We never use hardcoded numbers in formulas.

About PrimaryBid

primarybid.com
Read the pitch deck
PrimaryBid pitch deck cover
View on makeslides.com
Total raised
$50.0M
Funding round
Series C
Founded
2020
Category
Fintech
Customer
B2B2C
Geography
UK

How to build a detailed financial model for PrimaryBid

A complete walkthrough of the business, drivers, and assumptions behind the downloadable PrimaryBid model - distilled from its pitch deck and publicly available information.

Product & value proposition

  • Platform enables retail investors to participate in equity fundraisings (IPOs, accelerated book-builds / ABBs, follow-ons) that were previously accessible only to institutional investors.
  • Distribution via API integration into broker platforms and exchange infrastructure; no new brokerage account required for end-investors.
  • Product types: Customers (loyalty/community IPO allocation), Employees (employee share plans at fundraising), Shareholders (existing retail shareholders in ABBs), Chair lists, General public.
  • Exchange partnerships: London Stock Exchange, Euronext.
  • Regulatory tailwind: UK Hill Review / HM Treasury consultation (July 2021) explicitly targeting removal of disincentives for retail investor inclusion in securities issuance; EU Capital Markets Union and Shareholder Rights Directive II cited for EU expansion.
  • Team recruited from Goldman Sachs, J.P. Morgan, Citi, Clifford Chance, Checkout.com, Google, Ticketmaster, Medallia.

Market

  • No explicit TAM/SAM/SOM figures presented in deck.
  • Implicit market: UK and EU equity capital markets (IPO + secondary issuance). Deal sizes shown range from £25m (Forward Partners) to £4.5bn (Deliveroo IPO). FTSE 100 and FTSE 250 issuers are primary targets.
  • Market narrative: media clippings on cover slide frame the retail investor revolution as a structural, accelerating trend (GameStop, retail army, IPO access) as of 2021.

Revenue model

  • Not explicitly stated in deck.
  • Implied model: transaction fee on retail tranche TTV (total transaction value) funnelled through the platform. Standard fintech capital-markets models charge 25–100bps on the retail allocation. PrimaryBid's business is B2B (issuers / banks pay), with retail investors accessing for free. This is consistent with the "B2B2C" and exchange-partnership framing.
  • Revenue is therefore: TTV × take-rate (bps). Key drivers: number of deals, average deal size, retail allocation % per deal, and take-rate.

Traction & metrics

  • Total Transaction Value (TTV): $1.2bn+ cumulative as of Nov '21.
  • YoY TTV Growth: 2.5x.
  • TTV ramp: started Apr '20; reached $1B+ by Nov '21 (~19 months).
  • Transaction count (quarterly, slide 4 bar chart - units unlabelled but read as deal/transaction count):
  • Q2 '20: 76
  • Q3 '20: 92
  • Q4 '20: 110
  • Q1 '21: 139
  • Q2 '21: 173
  • Q3 '21: 198
  • Q4 '21: 213
  • Notable client deals (selected, from slides 3 & 8, image confirmed):
  • Deliveroo IPO £1.5b (LSE); £4.5bn listed on slide 8 (may be total IPO size vs retail tranche)
  • Compass ABB £2b (FTSE 100)
  • THG IPO £1.9bn (LSE)
  • Ocado ABB £657m (FTSE 100)
  • Croda ABB £627m (FTSE 100)
  • Segro ABB £673m (FTSE 100)
  • Taylor Wimpey ABB £515m (FTSE 100)
  • Severn Trent ABB £243m (FTSE 100)
  • William Hill ABB £224m (FTSE 250)
  • Aston Martin ABB £152m (FTSE 250)
  • MCG IPO £309m (NYSE)
  • Hipgnosis ABB £75m (FTSE 250)

Unit economics

  • Series C use-of-funds split (pie chart, slide 11, image confirmed):
  • Product, Eng, Ops: 53%
  • Marketing: 24%
  • Legal, Finance, HR, Other: 14%
  • Capital Markets: 9%

Competition / moat

  • Not explicitly addressed in deck.
  • Implied moats: FCA and ACPR regulatory authorisation; exchange-level partnerships (LSE, Euronext); issuer trust ("trusted at the highest levels of capital markets" - slide 3); network effects (issuer repeat rate implied by "repeatability" narrative, slide 4); proprietary API distribution infrastructure; data advantage from transaction history across communities.

Team & funding ask / use of funds

  • Team: senior hires from Goldman Sachs, J.P. Morgan, Citi, Clifford Chance, Checkout.com, Google, Ticketmaster, Medallia. Named individuals not listed in deck text.
  • Funding history:
  • Series A: $9m - Pentech, Outward, Hambro Perks
  • Series B: $50m - London Stock Exchange Group, Draper Esprit, OMERS Ventures, Strategic Ventures, ABN AMRO Ventures
  • Series C: Amount not stated; this deck appears to be the Series C pitch.
  • Use of Series C funds (slide 11 pie): 53% Product/Eng/Ops, 24% Marketing, 14% Legal/Finance/HR, 9% Capital Markets.

Recommended financial model

  • Archetype + why: Marketplace GMV/TTV model with transaction fee take-rate. PrimaryBid is a capital-markets marketplace - revenue is a function of deal flow (volume × size) × retail allocation % × take-rate in bps. Not SaaS (no subscription), not DTC. Closest precedent: stock exchange / alternative trading venue economics, but at an early-growth scale requiring a bottom-up deal pipeline build.
  • Forecast horizon & granularity: 5 years (2022–2026), quarterly for years 1–2, annual for years 3–5. Quarterly granularity needed because deal flow is lumpy and seasonal.
  • Key drivers & assumptions:
DriverValue / Tag
Quarterly deal count, starting point213 deals/quarter (Q4 '21)
QoQ deal count growth~7–10% near-term tapering to 3–5%
Average retail tranche size per deal (£)£50–100m
Retail allocation % of total deal size5–15%
Platform take-rate (bps on retail TTV)50–75bps
Total TTV (cumulative, as of Nov '21)$1.2bn+
YoY TTV growth2.5x
EU expansion revenue contributionYear 3 onwards at 10–20% of total
Headcount growth (cost base)Indexed to use-of-funds split: ~53% eng/product, 24% marketing
Gross margin70–80%
EBITDA breakevenYear 3–4
  • Scenarios (Base / Bull / Bear - which variables flex):
  • Base: QoQ deal growth ~7%, take-rate 60bps, retail allocation 10%, EU revenue from Year 3.
  • Bull: Regulatory reform accelerates (Hill Review outcomes positive), deal growth ~12%, take-rate 75bps, EU contribution 20% by Year 3.
  • Bear: Market downturn suppresses IPO/ABB activity (deal count flat/decline), deal count growth ~2%, take-rate compressed to 40bps (bank pushback), EU delayed to Year 4.
  • Required sheets / outputs:
  1. Assumptions - all driver inputs with scenario toggles.
  2. Deal Pipeline - quarterly deal count, average deal size, retail tranche %, TTV build.
  3. Revenue - TTV × take-rate; split by UK vs EU geography from Year 3.
  4. P&L - Revenue → Gross Profit → EBITDA → Net Income. Opex split by function (Product/Eng/Ops 53%, Marketing 24%, Legal/Finance/HR 14%, Capital Markets 9%).
  5. Headcount & Opex - Series C hiring plan implied by use-of-funds.
  6. Cash / Runway - Series C proceeds (amount TBD) vs burn rate; runway to profitability.
  7. Funding - Historical rounds (Series A $9m, Series B $50m) + Series C raise amount (open item).
  8. Dashboard - TTV cumulative, quarterly deal count, revenue, gross margin, EBITDA, runway.

Frequently asked

Is the PrimaryBid financial model free?+

Yes. The PrimaryBid model is a free Excel (.xlsx) download with live formulas. Sign up with your email and the workbook is yours to keep, review, and edit.

What's included in the model?+

A 5-year monthly forecast with P&L, cash flow and runway, valuation (exit multiple plus a DCF cross-check), MOIC/IRR returns, and unit economics, with live formulas throughout.

How was this model built?+

It was built from PrimaryBid's pitch deck and publicly available information, then structured to investment-banking standards as a fully editable Excel model.

Can I change the assumptions?+

Yes. You can change assumptions and the live formulas will recalculate in the downloadable Excel model.

Have more financial modelling questions? Contact us

Alex Tapio, ex-Deloitte financial modelling expert

Created by ex-finance professionals

Hey, I’m Alex and I created Finamodel.

Over my years in the finance industry I kept building the same models over and over again. Same structure, same assumptions, different logo. So I started building frameworks to turn them into clean, reusable templates.

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I’m not an expert in every industry, but I’ve built enough models to know what belongs in one. And when something is completely foreign to me, I reach out to my network for experts to work on our models with us.

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