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2026-11-06
◂ Monitor BOE ASX

Boss Energy Limited

Ramping Producer · Uranium · AU · US Rating locked: sign in to view v8.1 · boe-20261102t225757-full
Last 2026-11-06
A$1.4
1D
—
1M
—
YTD
—
1Y
—
Upside
Locked: sign in to view
Mkt cap
A$581.3M
EV
A$510.7M
Cash
A$39.2M
Debt
A$0

Portfolio detail

Assets

4 assets

Core asset

Honeymoon Uranium Operation (ISR, South Australia)

AU

Ramping Producer100% ownedUranium

Producing; wide-spaced wellfield transition under the NFS life-of-mine plan (13.8 Mlb drummed FY2027-FY2035)

Producer · Producer
Production annualised (attributable)
1.4m lbd
Production (last FY, 100%)
1.4m lb
AISC (latest quarter)
A$79.00/lb
AISC margin at spot
—
Delivery vs guidance
9,870.0%d
Reserve life
—
Head grade
—

Project location

Approximate location

Loading location…

© OpenStreetMap contributors. Basemap imagery © Esri (Maxar, Earthstar Geographics). Dated overlays contain modified Copernicus Sentinel data. Visible surface changes do not establish production or completion.

Published study economicsIssuer or study metrics
Operating cost79AUD/lb U3O8
Discount rate10%Published study basis

NFS 10% real post-tax discount rate and US$90/lb, AUD:USD 0.70 apply to the wellfield comparisons only; whole-project NPV not published. Operating cost is the FY27-FY34 weighted AISC.

Resources & reserves3
TypeCategoryQuantityGradeContained mineralsDate
Mineral Resourceindicated12.1 Mt510 ppm U3O8Uranium2026-06-30
Mineral Resourceinferred9.3 Mt350 ppm U3O8Uranium2026-06-30
Mineral Resourcetotal21.4 Mt440 ppm U3O8Uranium2026-06-30
Tenements1
ml6109-and-mplsGranted— None · No expiry supplied
Milestones6
  1. Final flushing and first leaching data from wide-spaced wellfield EKT1

    Pending · High materiality

  2. HMT1 wellfield starts production (Q3 FY27)

    Pending · High materiality

  3. EKT2 wellfield starts production (Q4 FY27)

    Pending · High materiality

  4. EKT3 wellfield starts production (Q1 FY28)

    Pending · High materiality

  5. Water treatment plant Stage 1 delivered (Q4 FY27)

    Pending · Medium materiality

  6. Water treatment plant Stage 2 delivered (Q3 FY28)

    Pending · Medium materiality

Permits & approvals1
PermitJurisdictionStatusExpiryCritical path
EPBC referral for Honeymoon Mine ExtensionCommonwealth (EPBC Act)Pending—Yes
Economic studies2
StudyStageStatusDateSummary
Honeymoon New Feasibility Study (wide-spaced wellfield design)Updated FeasibilityCurrent2026-08-27NFS: 13.8 Mlb drummed over nine years (FY27-FY35), LT price US$90/lb, AUD:USD 0.70, C1 about A$50/lb and AISC about A$79/lb (FY27-FY34), sustaining A$308m, total capital A$366m. No whole-project NPV is disclosed; NPV is shown for wellfield comparisons only.
2021 Enhanced Feasibility Study (withdrawn)PFSSuperseded2025-12-17Withdrawn in December 2025 after operating data showed key continuity and leachability assumptions needed reassessment; FY26 production guidance was revised from 1.6 Mlb to 1.40-1.45 Mlb.

Material

Alta Mesa Uranium Operation (30% JV, enCore manager)

US

Ramping Producer30% ownedUranium

In-situ recovery JV producing (491klbs 100% basis FY26); Boss received no product in Q1 FY27; wellfield development continuing

Producer · Producer
Production annualised (attributable)
12.0k lbd
Production (last FY, 100%)
491.0k lb
AISC (latest quarter)
—
AISC margin at spot
—
Delivery vs guidance
—
Reserve life
—
Head grade
—

Project location

Approximate location

Loading location…

© OpenStreetMap contributors. Basemap imagery © Esri (Maxar, Earthstar Geographics). Dated overlays contain modified Copernicus Sentinel data. Visible surface changes do not establish production or completion.

Material

Gould's Dam and Jason's satellite deposits (Honeymoon region)

AU

Resource Stage100% ownedUranium

JORC resources (31 Dec 2025, reported Mar 2026); permitting and studies underway; not in the NFS life-of-mine plan; tenements 100% owned by Boss (Gould s Dam report)

Resource / scoping · Resource stage
Contained metal (attributable)
33.1m lbd
Resource grade
388 ppm U3O8
% Measured + Indicated
23.3%d
Resource tonnes
38.70 Mt
Our value per attrib. contained unit
Locked
Mining method
—
Resource / scoping · Resource stage
Contained metal (attributable)
12.0m lbd
Resource grade
410 ppm U3O8
% Measured + Indicated
40.8%d
Resource tonnes
13.30 Mt
Our value per attrib. contained unit
Locked
Mining method
—
Resources & reserves6
TypeCategoryQuantityGradeContained mineralsDate
Mineral Resourcetotal38.7 Mt388 ppm U3O8Uranium2025-12-31
Mineral Resourceindicated7.5 Mt465 ppm U3O8Uranium2025-12-31
Mineral Resourceinferred31.2 Mt369 ppm U3O8Uranium2025-12-31
Mineral Resourcetotal13.3 Mt410 ppm U3O8Uranium2025-12-31
Mineral Resourceindicated4.8 Mt464 ppm U3O8Uranium2025-12-31
Mineral Resourceinferred8.5 Mt380 ppm U3O8Uranium2025-12-31
Milestones1
  1. Gould's Dam and Jason's permitting and technical studies (no date)

    Pending · Medium materiality

Material

Laramide Resources shareholding (Westmoreland, Queensland; Churchrock, New Mexico)

AU · US

Resource Stage19.6% ownedUranium

Listed minority holding (55.7m shares, 19.6% undiluted); Westmoreland in Queensland under a state uranium mining moratorium

Equity investment · Held
Investee
Laramide Resources Ltd (TSX and ASX: LAM)
Holding
1,960.0%
Shares held
55.70m
Market value
—
% of holder's market cap
—
Cost basis
—

d derivedr our researchg guidances study forecastm daily marketNo marker: as reported— / NM missing or not meaningful (hover for why)