Terrestrial Energy Inc.

IMSRNASDAQEnergy● Active

$7.40

$-0.15(-1.99%)

Market Cap$612117396

P/E Ratio—

52W High$31.5

52W Low$5.33

Avg Volume2.6M

Open$7.75

Beta2.08

Free Cash Flow Financials Revenue

Terrestrial Energy Inc. (IMSR) Free Cash Flow & Analysis

Annual & trailing free cash flow, FCF margin, YoY change, valuation ratios, and peer context.

IMSR · free cash flow · updated Jun 8, 2026

Core FCF metrics

IMSR · FCF · TTM · margin & CAGR

Free cash flow was −$17.6M for FY2025 (fiscal year ending 2025-12-31), down 98.7% year-over-year

FY2025 Free Cash Flow−$17.6M▼ -98.7% YoY

Trailing 12M (TTM)−$30.6Mtrailing 4 quarters sum

FCF Margin——

3-Year CAGRN/AN/A — contains negative FCF

5-Year CAGRN/AN/A — contains negative FCF

FormulaFCF = Operating Cash Flow − Capital ExpendituresTTM = trailing 4 quarters sumCAGR → N/A if either endpoint ≤ 0

Source: FMP /cash-flow-statement · SEC 10-K / 10-Q · USDUpdated: Jun 8, 2026

Annual free cash flow history

FCF ($B, upper) · YoY Growth % (lower)

Positive FCFNegative FCF

Free Cash Flow

YoY Growth %

Annual free cash flow data

IMSR · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2025Latest−$16.5M(1M)−$17.6M▼ 98.7%—

FY2024−$8.2M(1M)−$8.9M▲ +13.6%—

FY2023−$9.2M(1M)−$10.3M——

FCF = Operating Cash Flow − Capital Expenditures · CapEx shown as (negative) · Source: SEC filings via FMP

FCF valuation metrics

IMSR · P/FCF · FCF yield · FCF per share

Terrestrial Energy Inc. (IMSR) reported negative free cash flow of −$0.02B. FCF-based valuation ratios are not meaningful when FCF is negative.

FCF Yield (TTM)

N/A

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

N/A

TTM FCF ÷ Shares Outstanding

Price / FCF

N/A

Share Price ÷ FCF per Share

EV / FCF (TTM)

N/A

Enterprise Value basis

FCF-based valuation ratios are only meaningful when free cash flow is positive. Negative FCF indicates capital expenditures exceeded operating cash flow.

Source: FMP /key-metrics-ttm · /cash-flow-statement Q · /income-statementFY2025 · 2025-12-31

Cash flow statement summary

IMSR · cash flow statement · operating / investing / financing

For FY2025, Terrestrial Energy Inc. generated −$16.5M in operating cash flow and spent 1M in capital expenditures, yielding −$17.6M in free cash flow.

Operating Activities

−$16.5M

Cash from core business operations

2025-12-31

Investing Activities

−$200.6M

CapEx, acquisitions & investments

2025-12-31

Financing Activities

+$311.4M

Buybacks, dividends & debt

2025-12-31

FCF FormulaOperating CF (−$16.5M) − |CapEx| (1M) = FCF (−$17.6M)

For the complete Operating / Investing / Financing line-item breakdown:

View Full Cash Flow Statement →

Free cash flow vs peers (Energy)

IMSR vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Terrestrial Energy Inc.YOU

IMSR

−$17.6M-98.7%—

Loss

Exxon Mobil Corporation

Energy · Sorted by FCF · FMP /cash-flow-statementFull FCF Rankings →

About Free Cash Flow & Methodology

Terrestrial Energy Inc. (IMSR) reported free cash flow of −$17.6M for FY2025 (fiscal year ending 2025-12-31), down 98.7% year-over-year.

Terrestrial Energy Inc. has reported negative free cash flow in recent periods, indicating capital expenditures have exceeded operating cash flow. Data available for 3 fiscal years.

Data sourced from FMP /cash-flow-statement · SEC 10-K / 10-Q · USD.

Q&A and summaries align with SEC 10-K/10-Q cash flow disclosures and FMP /cash-flow-statement where noted.

Revenue Financial statements Net income Earnings Forecast Price history Market cap Cash on hand P/E ratio

Frequently asked questions

IMSR free cash flow · 8 questions

Terrestrial Energy Inc. free cash flow was −$17.6M for FY2025, down 98.7% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at −$30.6M.

IMSR free cash flowIMSR FCFIMSR FCF 2025IMSR free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Terrestrial Energy Inc. · Terrestrial Energy Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 8, 2026