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What is a Statement of Cash Flows?
  1. Glossary/

What is a Statement of Cash Flows?

3 mins·
Ben Schmidt
Author
I am going to help you build the impossible.

You can have a profitable business on paper and still go bankrupt. This is a paradox that confuses many first-time founders. The confusion usually stems from relying solely on the Income Statement or the bank balance to make decisions. To understand the true health of your startup, you need the Statement of Cash Flows.

The Statement of Cash Flows is a financial document that tracks the actual movement of money in and out of your business over a specific period. Unlike other reports that might rely on accounting estimates, this statement deals in cold, hard reality.

It answers one fundamental question.

Did your cash balance go up or down, and exactly why did that happen?

The Three Buckets of Cash

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To make this data usable, the statement breaks down cash movement into three distinct categories. Understanding where your money comes from and where it goes is vital for survival.

  • Operating Activities: This is cash generated from your core business. It includes receipts from sales and payments for inventory, salaries, and rent. For early-stage startups, this number is often negative.
  • Investing Activities: This tracks cash used for assets. If you buy laptops, servers, or office equipment, it shows up here. It also includes the sale of assets.
  • Financing Activities: This reflects exchanges of cash between the company and its owners or creditors. If you raise a seed round, the cash inflow appears here. If you pay back a loan, the outflow appears here.

Cash Flow vs. The Income Statement

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Cash flow measures your startup’s oxygen.
Cash flow measures your startup’s oxygen.
New entrepreneurs often mistake net income for cash generation. These are not the same thing.

Most businesses use accrual accounting. In this system, you record revenue when you send an invoice, not when you get paid. If you sign a $100,000 contract today but the client has 60 days to pay, your Income Statement shows a $100,000 profit immediately.

However, your bank account has $0.

The Statement of Cash Flows reconciles this. It starts with your net income and adjusts it for non-cash items. It subtracts that $100,000 in accounts receivable because you do not have the money yet. This distinction is critical because you cannot pay your developers with accounts receivable.

Using Cash Flow to Manage Runway

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For a startup, this statement is the primary tool for calculating burn rate and runway. By looking at your total net cash flow, you can see how much money you are burning through monthly.

If you are pre-revenue, your burn rate is simply your expenses. If you are generating revenue, your burn is the net difference between what comes in and what goes out.

Founders should review this statement monthly to ask difficult questions about their operations.

  • Is our burn rate increasing faster than our revenue growth?
  • Are we tying up too much cash in inventory that sits on shelves?
  • Are we collecting payments from customers fast enough to sustain operations?

This document removes the optimism of sales projections and forces you to confront the liquidity of your business. It allows you to make decisions based on resources you actually have, rather than resources you hope to receive.