Deep Fission, Inc. (FISN) vs Serve Robotics Inc. (SERV)

A side-by-side comparison of Deep Fission, Inc. and Serve Robotics Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

FISN

Deep Fission, Inc.

$330M

$5.47IndustrialsDelayed quote: Oct 6, 2026, 4:00 PM EDT

SERV

Serve Robotics Inc.

$369M

$4.77IndustrialsDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — FISN vs SERV

growth of $100 · dividends reinvested · last 1y

FISN -63.0% (-63.0%/yr)SERV -30.2% (-30.2%/yr)SERV compounded faster over this window

FISN SERV

FISN vs SERV: by the numbers

•SERV is the larger company ($369M vs $330M market cap).
•Both run net losses; FISN's is the smaller (0.00% vs -2315.96% net margin).

Metrics side by side

Valuation

Metric	FISN	SERV
P/S ratio	N/A	47.37
P/B ratio	3.34	1.05

Profitability

Metric	FISN	SERV
Gross margin	0.00%	-580.23%
Operating margin	0.00%	-4253.83%
Net margin	0.00%	-2315.96%
ROE	-107.56%	-51.29%
ROIC	-72.19%	-53.70%

Go deeper

Full FISN analysis Full SERV analysis Interactive comparison tool

Dig into the metrics

Deep Fission ROE Serve Robotics ROE Deep Fission operating margin Serve Robotics operating margin Deep Fission revenue growth Serve Robotics revenue growth Deep Fission free cash flow Serve Robotics free cash flow

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.