Gold$2,045.30+0.52%
Silver$23.84-0.18%
Copper$3.85+1.23%
Platinum$912.40-0.33%
Iron Ore$118.50+2.14%
Nickel$16,892-0.89%
GOLD, COPPERPFSPROJECT ECONOMICS

KSM PFS: $7.90B NPV, 16.1% IRR

ByMining Stocks Research
Jun 14, 2026
Source:Seabridge Gold Inc.
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Seabridge Gold Inc.'s KSM in British Columbia, Canada has a Pre-Feasibility Study (PFS) outlining an after-tax NPV of $7.90B, an after-tax IRR of 16.1%, and initial capital of $6.40B. The mine plan runs 33 years at about 1027 koz Au per year.

Seabridge Gold Inc.'s KSM has reported Pre-Feasibility Study (PFS) results for the gold, copper project in British Columbia, Canada. The study headlines an after-tax net present value of $7.90B at a 5% discount rate. It reflects Seabridge Gold Inc.'s (SEA.TO) latest disclosed economics for the asset.

Economics. The after-tax NPV is $7.90B using a 5% discount rate. After-tax IRR is 16.1%. Initial capital expenditure is estimated at $6.40B, with life-of-mine sustaining capital of $3.20B. The study models a payback period of 3.7 years. All-in sustaining costs are pegged at 601 USD/oz Au. Economics are based on Gold US$1,742/oz, Copper US$3.53/lb, Silver US$18.0/oz.

Production and mine plan. The project envisions an open-pit operation. Life of mine is 33 years. Average annual production is approximately 1027 koz Au. The open-pit strip ratio is 1:1.

Resources and ownership. Mineral reserves: 2,292 M tonnes @ 0.64 g/t Au, 0.14% Cu, 2.2 g/t Ag: 47.3 M oz Au, 7,320 M lbs Cu, 160 M oz Ag (Proven & Probable). Mineral resources: 6,255 M tonnes @ 0.47 g/t Au, 0.15% Cu, 2.3 g/t Ag M&I: 95.5 M oz Au, 21,146 M lbs Cu, 460 M oz Ag; Inferred: 8,469 M tonnes @ 0.31 g/t Au, 0.23% Cu, 2.1 g/t Ag: 84.4 M oz Au, 42,722 M lbs Cu, 570 M oz Ag. The company holds a 100% interest in the project. Royalties and streams: Silver royalty (60%) and 1.0% NSR to Sprott Royalties / Ontario Teachers Pension Plan at commercial production.

These figures are extracted from Seabridge Gold Inc.'s technical disclosures and reflect the most recent PFS on file. Compare this project against other developers and producers in our project economics database, and always verify the numbers against the original technical report before making any investment decision.

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