Chalk is a data platform for AI inference that provides the infrastructure needed to operationalize machine learning and
Chalk is a data platform for AI inference that provides the infrastructure needed to operationalize machine learning and AI.
Software Development Applications📍 San Francisco, CAFounded 2022
Current Valuation
$500M
as of 2025-Q2
PRIVATE
QL Price
$500M
0% vs last round
QuantLogix's current estimate for Chalk, published 2026-09-28 — in line with the last disclosed round of $500M (2025-Q2).
Confidence
medium
Basis
secondary led
What backs this price
Last disclosed round
$500M
2025-Q2
weight 0.42
Secondary market print
$500M
2026-06-27
weight 0.57
How this price has held up
No round has priced for Chalk since QuantLogix began publishing a price for it, so there is nothing to grade yet. The claim above is on the record from 2026-09-28 and will be graded against the next priced round. See the full accuracy record →
Which publicly-traded funds already hold it, what $10,000 buys, and whether any route is open to you.
Cite this price as QuantLogix QL Price, Chalk, 2026-09-28 (1112f2415895f7bd).
The id pins this exact claim, so a citation stays checkable after the price moves.
Model estimate for research — not a quote, target price, or investment advice.
IPO Outlookprivate
Is Chalk going public?
No. Chalk is private and has not filed to go public. There is no S-1 on file.
What is Chalk's valuation in 2026?
Chalk is valued at $500M as of 2025-Q2, set by its Series A ($50M, May 2025). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Chalk filed an S-1?
No public S-1 is on file for Chalk.
How much has Chalk raised?
Chalk has raised $60M in total, most recently a Series A of $50M in May 2025.
Is Chalk publicly traded — can you buy Chalk stock?
No. Chalk is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for Chalk on its Pre-IPO Access Desk.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
Founded
2022
HQ
San Francisco, CA
Employees
83
Total Raised
$60M
Last Round
Series A — $50M (May 2025)
IPO Status
private
Fundraising Status
Series A · $50M · 1y 4mo ago
privateTotal raised $60M
Secondary Market
Implied price / share
$15
Open interest
1
Secondary price return by period
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series A
$50M
May 2025
—
$500M
Talent Signal
Hiring trend
▲ Hiring uptrend
+11% vs 2026-08
Open roles
20
via ashby
Product-build share
75%
engineering, research, product, design
Trajectory
expanding
heavy product build — 75% of open roles are product-building functions (engineering/research/product) — 12 of 20 open roles are engineering.
No tracked executive churn; open roles trending up.
Counted from Chalk's live job board as of 2026-09-14; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Artificial IntelligenceBig DataMachine Learning
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q2. Refreshed quarterly.