Term sheets and priced rounds
Series A Readiness: What Changes From Seed and How to Prepare
The short answer
A Series A is the first round where the lead investor's counsel will run full legal diligence and the company signs the complete NVCA-style document set: stock purchase agreement, amended and restated charter, investors' rights agreement, voting agreement and ROFR and co-sale agreement. Expect a lead investor board seat, a fuller list of protective provisions, an option pool top-up inside the pre-money and questions about founder vesting. Software Series A rounds in the six months to July 2026 had a median size of $14.4M at an $80M valuation with about 18% dilution (Carta). Prepare by cleaning up the cap table, IP chain and corporate records months before you start the raise.
Key numbers
| Benchmark | Figure | Source and date |
|---|---|---|
| Median Series A round (software) | $14.4M | Carta, six months to July 2026 |
| Median Series A valuation (software) | $80M (basis not stated) | Carta, six months to July 2026 |
| Median Series A pre-money (all sectors) | $49.3M, highest ever at the time | Carta, Q3 2025 |
| Median Series A dilution | 18% | Carta, 2026 |
| Founding team ownership after Series A | Median 36.6% | Carta, 2025-2026 |
| 1x non-participating preference | 95.8% (1x), 96.4% (non-participating) | Cooley, Q2 2026 |
| Legal diligence request list | 300 to 700 items | Startup Law and Fundraising |
What changes from seed to Series A
| Area | Typical seed | Typical Series A |
|---|---|---|
| Instrument | SAFEs, or light preferred (Series Seed) | Series A preferred on NVCA-style documents |
| Documents | One SAFE per investor, or 3 to 4 short documents | SPA, A&R charter, IRA, voting agreement, ROFR and co-sale, plus ancillaries |
| Board | Founders; maybe one investor seat | Lead investor seat; board of 3 or 5; possibly an independent |
| Protective provisions | None or a short list | Full market list, all preferred voting together |
| Investor rights | Few or by side letter | Information, pro rata, registration rights for major investors |
| Diligence | Light, focused on cap table and IP | Full legal, financial, commercial and technical review |
| Pool | Existing pool | Top-up to a post-closing target inside the pre-money |
| Founder vesting | Existing schedule | Reviewed; investors may ask for partial re-vesting |
| Legal fees | Small | Company pays lead counsel, capped |
Worked example: pro forma ownership through the Series A
Before the round (fully diluted, after seed SAFEs converted in the seed priced round): founders 5,500,000; seed investors 2,700,000; granted options 1,400,000; unissued pool 400,000. Total 10,000,000.
Term sheet: $15,000,000 at a $60,000,000 pre-money; investor buys 20%; unissued pool of 12% post-closing, inside the pre-money.
- Existing shares other than the unissued pool: S = 9,600,000
- Total after closing: T = 9,600,000 / (1 - 0.20 - 0.12) = 14,117,647
- Series A shares = 2,823,529; price per share = $5.3125
- Pool after closing = 1,694,118 (a top-up of 1,294,118 shares)
- Effective pre-money = $60,000,000 - 1,294,118 x $5.3125 = $53,125,000
| Holder | Shares | After Series A |
|---|---|---|
| Founders | 5,500,000 | 39.0% |
| Seed investors | 2,700,000 | 19.1% |
| Granted options | 1,400,000 | 9.9% |
| Unissued pool | 1,694,118 | 12.0% |
| Series A | 2,823,529 | 20.0% |
| Total | 14,117,647 | 100% |
The founders' 39.0% is close to Carta's 36.6% median. Negotiating the pool to 9% would raise the price per share and leave the founders at about 40.7%.
The Series A document set
- Stock purchase agreement: price, closing mechanics, company representations and warranties with a disclosure schedule, conditions.
- Amended and restated certificate of incorporation: authorizes the Series A, its liquidation preference, conversion, anti-dilution, voting, protective provisions and board election rights.
- Investors' rights agreement: information rights, pro rata rights, registration rights, certain covenants (CIIAAs for new hires, D&O insurance, board meeting cadence).
- Voting agreement: board designees and drag-along.
- ROFR and co-sale agreement: transfers of founder shares.
- Ancillaries: board and stockholder consents, management rights letters, indemnification agreements for directors, officer's certificate, legal opinion in some deals, Form D after closing, an updated cap table and a new 409A valuation.
NVCA updated its model financing documents in October 2025 (and the voting agreement and ROFR and co-sale agreement again in 2026), adding mechanics for tranched closings and updates on national security rules for outbound investment and data. Expect lead counsel to start from these.
The readiness checklist
Corporate and capitalization
- Charter, bylaws and every board and stockholder consent signed and filed.
- Cap table reconciled to signed documents; every option grant approved by the board with a 409A price.
- All SAFEs and notes recorded with their terms, with a pro forma showing conversion in the round.
- 83(b) copies for all founders and early exercises.
- No informal equity promises in emails or offer letters that were never documented.
IP and people
- Technology assignments and CIIAAs from all founders, employees and contractors; prior inventions reviewed.
- Offer letters, contractor agreements and advisor agreements organized; misclassification risk reviewed.
- Open-source inventory and licenses for third-party software and data.
Compliance
- Form D filings for prior rounds, accreditation questionnaires, state notices.
- Delaware franchise tax paid using the assumed par value method; good standing certificate.
- Foreign qualifications where you have employees.
- Privacy policy and data practices consistent with what you actually do.
- Tax filings, including Form 5472 if foreign owners hold 25% or more.
Business and finance
- Two to three years of financial projections tied to hiring and milestones.
- Monthly financials and key metrics, consistent with what you report to seed investors.
- Material customer, supplier and partnership contracts, with any exclusivity, most-favored-customer or change-of-control clauses identified.
Negotiation priorities
- Valuation and pool together (effective pre-money).
- Board composition after this round and the next.
- Liquidation preference (1x non-participating) and anti-dilution (broad-based weighted average).
- Protective provisions: single class, majority, no operational vetoes.
- Founder vesting: keep the existing schedule or limit any re-vesting, and secure double-trigger acceleration.
- Legal fee cap and a short no-shop.
A realistic timeline
| Weeks before first pitch | Task |
|---|---|
| 12 to 8 | Cap table reconciliation, IP gaps, board ratifications, Form D catch-up |
| 8 to 6 | Data room built and indexed; financial model and metrics finalized |
| 6 to 4 | Deal counsel engaged; target valuation, pool and board structure decided |
| 4 to 0 | Pitch materials; pre-meetings with likely leads |
| After term sheet | 4 to 8 weeks of diligence, documents and closing |
Key takeaways
Most Series A delays are self-inflicted: missing documents, cap table errors and unresolved IP gaps that surface during diligence. Start the clean-up a quarter before you pitch, decide your positions on valuation, pool and board in advance, and engage deal counsel early enough to review the term sheet before you sign the no-shop.
Frequently asked questions
When is a startup ready for a Series A?
When its traction supports a priced round at a valuation that leaves room for future rounds, and its legal house is in order: a clean cap table, complete IP assignments, signed corporate records and compliant prior fundraising.
What documents are signed at a Series A?
Usually a stock purchase agreement, an amended and restated certificate of incorporation, an investors' rights agreement, a voting agreement and a right of first refusal and co-sale agreement, plus consents, management rights letters and a closing certificate.
How long does a Series A take to close?
After a term sheet, legal diligence and documentation typically take four to eight weeks, longer if clean-up is needed.
Do founders have to re-vest at Series A?
Not necessarily. Investors may ask, especially if founders are fully vested or vesting is short. Negotiate credit for time served and double-trigger acceleration.
How much dilution is typical at Series A?
Carta reported median Series A dilution of about 18% for software rounds in the six months to July 2026. Pool top-ups can add several points on top of the new investors' share.
Who pays for the investor's lawyers?
The company usually reimburses lead investor counsel at closing, subject to a negotiated cap.