Highest-materiality recent filing
Bunker Hill secures $10M prepayment facility from Ocean Partners, draws $1M on Teck
Prepayment facility up to US$10M with Ocean Partners UK Ltd; interest at 7% + 3M SOFR, maturity 6 months after first draw.
Bunker Hill to acquire Silver47 in all-stock deal; ~43% ownership to Silver47
Exchange ratio: 0.1724 Bunker Hill shares per Silver47 share; no fractional shares.
Bunker Hill ships first concentrate to Teck's Trail Smelter; draws $5M under standby facility
First concentrate shipment to Teck's Trail Smelter; revenue generation for first time in over 45 years.
Bradley Barnett appointed CFO effective July 15, 2026; receives $300,000 base salary, $50,000 sign-on RSUs, and incentive bonuses.
Bunker Hill Mining director Mark Child resigns from board effective June 19, 2026
Mark Child resigned from board effective June 19, 2026; resignation not due to any disagreement with management.
Bunker Hill Mining announces shareholder meeting results; approves amended equity plans
All six director nominees elected with over 99.79% votes for; Sam Ash (CEO) received 99.82%.
Bunker Hill Mining announces CFO resignation, appoints interim CFO; clarifies LIFE offering details
Gerbrand van Heerden resigned as CFO and Corporate Secretary, effective March 10, 2026, to return to Southern Africa.
Bunker Hill Mining closes C$33.75M LIFE offering and completes 1:35 reverse stock split
Closed brokered and non-brokered LIFE offering of 159.7M units at C$0.18/unit; total gross proceeds ~C$33.75M including warrant exercise.
Reverse stock split 1:35 effective 12:01 a.m. PST March 6, 2026; post-split shares approx 40.2M.
Bunker Hill announces C$30M brokered LIFE offering and 1:35 reverse stock split
Brokered best-efforts LIFE offering of ~138.9M units at C$0.18/unit for gross proceeds of C$25M; cornerstone warrant exercise for additional C$5M.
Bunker Hill closes Ranger-Page acquisition for ~$2.4M in shares; authorized shares increased to 3.5B
Acquired Ranger-Page Project and Blackhawk Property from Silver Dollar for 23.33M shares (~$2.4M); shares escrowed over 12 months.
Bunker Hill closes sixth tranche of silver loan for $2.5M, extends facility availability to Jan 2026
Closed sixth tranche of silver loan: US$2,521,215 (50,384 oz silver) from Monetary Metals.
Bunker Hill Mining closes C$52M bought-deal private placement; Teck Resources participates
Total gross proceeds ~C$52M from 206.25M CAD units at C$0.12 and 225M USD units at US$0.08711.
Bunker Hill shareholders approve RSU plan increase to 92.7M shares, re-elect all directors
All five director nominees re-elected: Sam Ash, Mark Cruise, Kelli Kast, Pamela Saxton, Richard Williams.
Offering split: 150M units at C$0.12 for C$18M (CAD) and 225M units at US$0.08711 for US$19.6M (USD).
Bunker Hill Mining announces C$45M bought deal private placement of units for mine construction
Gross proceeds of C$45M from 375M units at C$0.12 per unit; each unit = 1 share + 1 warrant (C$0.17, 5-year term).
Bunker Hill closes $31M equity/debt restructuring; Teck & Sprott become control persons
Raised ~US$26.7M in combined brokered ($6.2M) and Teck ($20.5M) placements; issued 252M units at C$0.15/unit.
Bunker Hill increases Teck promissory note to $4.4M at 12% interest for liquidity
Promissory note from Teck Resources increased to $4.4M max principal from $3.4M.
Bunker Hill Mining enhances capital restructuring with Teck lead, Sprott debt conversion
Brokered offering targets US$10-15M; order book closes March 27; Teck to match 2:1 via non-brokered offering.
Bunker Hill Mining announces $40M Teck investment, $20M offering, and debt restructuring
Teck commits up to US$40M (C$57.48M) in units at US$0.1051/share + half warrant.
Bunker Hill mine restart cost rises to $103M, delayed to Q2 2025
Total restart expenditure (excl. working capital) now $103M, up from prior $67M and $56M (2022 PFS).
Bunker Hill Mining appoints Kelli Kast as director, chairs governance committee
Kelli Kast appointed to board effective October 2, 2024.
Bunker Hill closes first tranche of silver loan for $16.4M, extends Sprott debt maturities
First tranche of silver loan closed for US$16,422,039 (609,805 oz silver); total facility up to 1.2M oz silver.
Bunker Hill Mining shareholders approve amended RSU plan and re-elect directors
Shareholders approved amended RSU plan increasing max shares from 26,581,075 to 33,909,921 (10% of outstanding as of May 8, 2024).
Bunker Hill Mining grants 672,450 RSUs to CFO van Heerden vesting Jan 2025
Grant of 672,450 restricted stock units to CFO Gerbrand van Heerden.
Bunker Hill Mining appoints Gerbrand van Heerden as CFO, replacing David Wiens
David Wiens resigns as CFO effective Oct 14, 2023 to pursue another career opportunity.
Bunker Hill shareholders approve amended RSU and stock option plans; board elected
Shareholders approved Amended RSU Plan: max 26,581,075 common shares (10% of outstanding as of July 5, 2023).
Bunker Hill Mining appoints Paul Smith to board as chair of new Growth Committee
Paul Smith, former Glencore head of strategy, appointed director effective July 6, 2023.
Bunker Hill closes $67M financing package with Sprott for mine restart
$46M multi-metals stream (10% of metals until targets, then 2%) and $21M debt facility closed.
Bunker Hill Mining upsizes project financing to $67M with Sprott; Teck exercises offtake option
$67M package: $46M multi-metals stream + $21M debt facility; total Sprott commitment now $96M.
Issued 51,633,727 special warrants at C$0.12 each for gross proceeds of C$6,196,047.
Bunker Hill Mining files technical report and pre-feasibility study for Bunker Hill Mine
Filed a technical report and pre-feasibility study for underground mining, milling, and concentration of lead, silver, and zinc.
Bunker Hill Mining increases authorized shares to 1.56 billion after stockholder approval
Amendment effective Nov 17, 2022; authorized shares now 1.5B common and 10M preferred, each $0.000001 par value.
Bunker Hill Mining announces PFS filing, $3M liquidity boost from new EPA bond
Filed independent Preliminary Feasibility Study for Bunker Hill Mine (Idaho) with no material differences from Sept 6 update.
Bunker Hill PFS outlines $55M capex for mine restart, 36% IRR, >$25M annual FCF
PFS for Phase 1 restart of Bunker Hill Mine: initial capex $54.85M, 16 months to commercial production.
Bunker Hill shareholders approve doubling authorized shares and 50:1 reverse split
Authorized common shares increased from 750M to 1.5B (57.8M for, 2.7M against).
Bunker Hill Mining advances underground decline, water treatment, and mill relocation at Idaho mine
Decline from 5 Level to 6 Level on track for Q3 2022 completion; ventilation fans operational for first time in 40 years.
Bunker Hill Mining signs asset purchase agreement for Pend Oreille process plant from Teck
Agreement dated March 7, 2022; subsidiary Silver Valley Metals Corp. is buyer.
Bunker Hill Mining closes Bunker Hill Mine purchase and $14M in debenture financings with Sprott
On January 7, 2022, Bunker Hill Mining closed the purchase of the Bunker Hill Mine from Placer Mining Corp.
Bunker Hill signs $50M Sprott project finance, buys mine, amends EPA settlement
$50M non-binding term sheet with Sprott: $8M royalty convertible debenture (9%), $5M convertible debenture (7.5%, CAD0.30), $37M stream for up to 10% of metals.
Bunker Hill reports updated PEA with $143M NPV, 35% IRR; aims for construction decision by Q1 2022
Updated PEA shows $143M NPV (42% increase), 35% IRR, 2.6-year payback, $25M annual FCF at $1.15/lb Zn, $0.90/lb Pb, $20/oz Ag.
Bunker Hill PEA shows 42% NPV increase to $143M; AISC down 29% to $0.47/lb
After-tax NPV (5%) of $143M vs. $101M in June PEA; IRR 35.2% with 2.6-year payback.
On July 15, 2026, Bunker Hill Mining Corp. (the “ Company ”) appointed Bradley Barnett, age 55, as the Company’s Chief Financial Officer, effective on July 15, 2026.
Effective June 19, 2026, Mark Child resigned from the board of directors (the “ Board ”) of Bunker Hill Mining Corp. (the “ Registrant ”).
On June 5, 2025, Paul Smith resigned as a member of the Board effective immediately.
On October 2, 2024, the board of directors (the “ Board ”) of Bunker Hill Mining Corp. (the “ Company ”) appointed Kelli Kast as a director of the Company effective immediately.
On August 14, 2023, the Company appointed Gerbrand van Heerden as the Chief Financial Officer of the Company, effective as of October 14, 2023.
On August 13, 2023, David Wiens resigned as the Chief Financial Officer of Bunker Hill Mining Corp. (the “ Company ”), effective as of October 14, 2023.
On July 5, 2023, the board of directors (the “ Board ”) of Bunker Hill Mining Corp. (the “ Company ”) appointed Paul Smith as a director of the Company effective as of July 6, 2023.
Max materiality 0.90 · Median 0.65 · Most common event other_material