Ampco-Pittsburgh Corp. (AP) vs Deep Fission, Inc. (FISN)

A side-by-side comparison of Ampco-Pittsburgh Corp. and Deep Fission, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 26, 2026. Differences are shown without an overall score or investment verdict.

Ampco-Pittsburgh Corp.

$182M

$8.93IndustrialsDelayed quote: Aug 26, 2026, 4:00 PM EDT

FISN

Deep Fission, Inc.

$416M

$6.89IndustrialsDelayed quote: Aug 26, 2026, 4:00 PM EDT

Total return — AP vs FISN

growth of $100 · dividends reinvested · last 1y

AP -12.8% (-12.8%/yr)FISN -52.4% (-52.4%/yr)AP compounded faster over this window

AP FISN

AP vs FISN: by the numbers

•FISN is the larger company ($416M vs $182M market cap).
•Both run net losses; FISN's is the smaller (0.00% vs -13.84% net margin).

Metrics side by side

Valuation

Metric	AP	FISN
P/S ratio	0.44	N/A
P/B ratio	6.08	3.84
EV / EBITDA	11.21	N/A

Profitability

Metric	AP	FISN
Gross margin	15.15%	0.00%
Operating margin	2.08%	0.00%
Net margin	-13.84%	0.00%
ROE	-190.42%	-107.56%
ROIC	2.41%	-72.19%

Growth (annualized)

Metric	AP	FISN
Revenue CAGR (5Y)	4.60%	N/A
Total return CAGR (5Y)	12.02%	N/A

Go deeper

Full AP analysis Full FISN analysis Interactive comparison tool

Dig into the metrics

Ampco-Pittsburgh ROE Deep Fission ROE Ampco-Pittsburgh operating margin Deep Fission operating margin Ampco-Pittsburgh revenue growth Deep Fission revenue growth Ampco-Pittsburgh free cash flow Deep Fission 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 August 26, 2026.