- The pro forma cap table and how to model your next round
- What is a pro forma cap table?
- Why a pro forma cap table is critical for fundraising
- What are the key components of a pro forma cap table?
- Pro forma cap table example: Before and after a Series A
- How to create a deal-ready pro forma cap table
- The manual way: Building a pro forma cap table in a spreadsheet
- The professional way: Generating a pro forma cap table with Carta
- How to analyze your pro forma cap table for dilution and ownership
- From pro forma to closed deal: What comes next
- Frequently asked questions about pro forma cap tables
What is a pro forma cap table?
A pro forma capitalization table is a forward-looking model that projects your company's equity ownership structure after a future funding round, merger, or other financing event. Your current cap table is the official record of who owns what right now. The pro forma cap table is a scenario that takes that current cap table and adds the variables of a potential investment, such as the new investment amount and the conversion of earlier securities. This allows every stakeholder to see the future impact of the deal on every shareholder's ownership percentage.
Why a pro forma cap table is critical for fundraising
A pro forma cap table is essential during a fundraise. When you present a pro forma to potential investors, you show that you are a professional and organized early-stage entrepreneur who takes equity management and ownership seriously. This level of preparation builds trust, showing investors you're ready for their investment and the due diligence process.
A pro forma cap table gives you a clear picture of equity dilution and how a round affects total outstanding shares and your fully diluted ownership. You can enter negotiations knowing exactly how your ownership stake will change. Say you raise $5 million at a $20 million pre-money valuation, you'll be diluted by 20% ($5 million / $25 million post-money). A pro forma shows that impact across every shareholder at once, and with scenario modeling you can test how different terms change the outcome.
What are the key components of a pro forma cap table?
To build an accurate pro forma, you model several inputs that typically come from a term sheet, which outlines the basic terms and conditions of an investment like liquidation preferences and anti-dilution provisions.
The key components you'll need to model are:
Pre-money valuation: The value of your company before a new investment round is added. It sets the price per share for the new investors.
New investment amount: The total capital you're raising. Added to the pre-money valuation, it determines your post-money valuation.
Convertible instruments: If you've raised money with convertible securities like SAFE agreements and convertible notes, or with warrants, your pro forma must show how each converts into equity. SAFEs and notes are designed to become shares in a priced round, and the pro forma does the math based on their specific terms, like valuation caps and discounts.
Post-money SAFEs lock in a fixed investor percentage at conversion. Stacking multiple post-money SAFEs at different caps can materially increase dilution at your first priced round. Model each tranche explicitly in your pro forma so there are no surprises.
New share class: Investors in a priced round typically receive a new class of preferred shares, while founders and early employees typically hold common stock. The pro forma details this issuance and shows how it fits the wider capital structure. For exit outcomes like an IPO, waterfall modeling shows how proceeds are distributed by share class and preference terms.
Employee option pool: Investors often require a larger employee stock option pool for future equity compensation as a financing term, and the pro forma calculates the dilution from that increase.
Here's a quick-reference primer of other relevant metrics and terms:
Price per share = Pre-money valuation ÷ Pre-money fully diluted shares
Post-money valuation = Pre-money + new investment
Post-money ownership is calculated on a fully diluted basis, including the new option pool and any converting instruments.
Option pool sizing increases the pre-money fully diluted denominator, which dilutes existing holders.
Pro forma cap table example: Before and after a Series A
A pro forma cap table visually contrasts the company's ownership structure before and after a financing round, showing exactly how the percentages shift. The "Before" column shows a hypothetical structure with founders and some early angel investors or unconverted SAFEs. The "After" column shows the impact of the round: the new venture capitalist investors, the converted SAFEs, and the diluted ownership for founders and existing shareholders.
Shareholder | Ownership before Series A | Ownership after Series A |
Founders | Majority ownership (e.g., 75%) | Diluted ownership (51%) |
SAFE investors | Future equity right (15%) (unconverted) | Preferred stock ownership (12%) |
New Series A investor | No ownership (0%) | New ownership stake (25%) |
Employee option pool | Existing pool size (0%) | Increased pool size (12%) |
How to create a deal-ready pro forma cap table
Building a pro forma cap table can feel overwhelming the first time. You have a choice between the old, error-prone way of building it in a spreadsheet and the modern way of using dedicated cap table management software.
A template is useful for learning the mechanics, but a static spreadsheet drifts out of sync the moment anything changes. That's why most founders move to a cap table modeling tool that generates the pro forma from their live cap table data.
The manual way: Building a pro forma cap table in a spreadsheet
Excel is where many founders start, but managing pro formas manually carries real risk. A small mistake in a formula can lead to significant miscalculations in ownership, which can damage investor trust and potentially derail a deal. Additional risks include:
No version control: Multiple versions floating around with different numbers
No audit trail: Can't track who changed what and when
No real-time collaboration: Investors and lawyers working off different versions
Legal liability: Formula errors can lead to misrepresentation claims
An error in calculating ownership under these terms can undermine the protections you negotiated and erode the trust needed to close.
The professional way: Generating a pro forma cap table with Carta
A better approach is a platform that acts as a single source of truth for your company's equity. When your cap table lives on Carta, it becomes the reliable foundation for your fundraising work and removes the manual errors common in spreadsheets.
Carta's Deal Pro Forma tool pulls data from your live cap table to generate an accurate pro forma model in minutes. Instead of building and double-checking formulas for hours, you create a deal-ready pro forma in a few clicks.
"Our investor asked if we had an updated cap table to share, and I went to Carta's dashboard and downloaded it in under one minute. That was amazing."
— Almaw Molla, Founder, Coffee Resurrect
How to analyze your pro forma cap table for dilution and ownership
Once you have the pro forma, use it to answer the core question: How much of your company will you own after this round?
Key negotiation points to model include:
Pre vs. post-money option pool increases (can save 2–3% dilution)
SAFE conversion timing and terms
Board seat thresholds
Pro-rata rights for existing investors
A pro forma shows the direct impact of dilution on your ownership stake. More advanced tools, like Carta's Scenario Modeling software, let you compare term sheets side-by-side. You can adjust the pre-money valuation,the investment amount, and the timing of an option pool increase to see how each change affects your ownership and reduce the total dilutive impact.
Modeling scenarios also grounds hard conversations in numbers. As Mihir Pershad, founder of Umami Bioworks, explains: "It helps me make the case that we need a 12% ESOP and not 10% to hit our objectives. I can show how little or big of a difference that actually makes in a final pro forma. It's just easier than having speculative conversations, and we don't have to hand it to an analyst. We can just say yes or no."
Failing to model dilution is a common and costly mistake for early-stage founders. After a seed round, the median founding team collectively owns just 56.2% of their company, and that share falls to roughly 36% by Series A, according to Carta's Founder Ownership Report 2026. Ownership keeps dropping through later rounds, and the pace varies by sector.
Much of that erosion traces back to how founders use convertibles. Founders increasingly sign several post-money SAFEs at different valuation caps. Each one converts at its own rate, so they can reach their first priced round more diluted than expected. Carta's SAFE valuation caps data shows those caps climbing year over year. Tracking each instrument in a pro forma matters more than it did even a year ago.
As Peter Walker, former head of insights at Carta, explains: "The reason why sometimes founders find themselves overly diluted when they come to their first couple of priced rounds is often an over-reliance or an over-usage of SAFEs at many different valuation caps and an inability to track that dilution."
From pro forma to closed deal: What comes next
A pro forma cap table turns a fundraise from guesswork into a set of clear, modeled decisions. Get the inputs right — pre-money valuation, the new investment, converting instruments, the new share class, and the option pool — and you can see exactly how a round reshapes ownership before you sign anything. The founders who negotiate best are usually the ones who modeled the round first.
The pro forma isn't the last step, though. After you close, one of the first things you'll need is a new 409A valuation. This independent appraisal of your company's fair market value (FMV) sets the strike price for any new stock options you grant employees, and a financing round is a material event that often raises it, so complete it promptly.
Carta is an end-to-end platform that supports you through the entire fundraising journey, from modeling your pro forma cap table to getting your post-round 409A valuation and beyond. Request a demo to see how Carta generates a deal-ready pro forma from your real ownership data.
Frequently asked questions about pro forma cap tables
What is a PF cap table?
PF is a common abbreviation for pro forma. A PF cap table is simply another name for a pro forma cap table, which projects your company's ownership after a financing event.
How do SAFEs and convertible notes affect a pro forma?
A pro forma cap table is where you calculate how these instruments convert into equity. Based on the terms in each agreement, the model determines the number of shares each SAFE or convertible note holder receives in the new funding round.
Is a pro forma cap table legally binding?
No, a pro forma cap table is a projection and is not a legally binding document. The signed legal documents, such as the stock purchase agreement and amended corporate charter, are what make the deal and the new ownership structure official.
What are common red flags in a pro forma?
Watch out for unexplained ownership gaps, conversion calculations that don't match SAFE terms, missing employee pool increases, or numbers that don't reconcile with your current cap table. Any of these could signal errors that need correction before presenting to investors.
How often should you update a pro forma cap table?
Refresh it whenever a material input changes — a new term sheet, an added SAFE, a repriced round, or an option pool adjustment — and always before an investor meeting.
How is a pro forma cap table different from a regular cap table?
Your regular cap table records ownership as it stands today, while the pro forma projects ownership after a future event closes.
DISCLOSURE: This communication is on behalf of eShares, Inc. dba Carta, Inc. ("Carta"). This communication is for informational purposes only, and contains general information only. Carta is not, by means of this communication, rendering accounting, business, financial, investment, legal, tax, or other professional advice or services. This publication is not a substitute for such professional advice or services nor should it be used as a basis for any decision or action that may affect your business or interests. Before making any decision or taking any action that may affect your business or interests, you should consult a qualified professional advisor. This communication is not intended as a recommendation, offer or solicitation for the purchase or sale of any security. Carta does not assume any liability for reliance on the information provided herein. ©2026 Carta. All rights reserved. Reproduction prohibited.
