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Golden Minerals Co

NYSE:AUMN
US$0.2203Close 7 Oct 2026 · delayed

Past year: ▼ 33%(19.0c – 37.0c USD)

Market cap
A$4.7m
Shares on issue
15.1m
Story beats
58 since 2006
Last event
20 May 2026

History

Born from Apex Silver's 2009 bankruptcy, Golden Minerals raised repeatedly at falling prices, sold off its Mexican and Argentine assets, was delisted in 2024, and survives on small outside funding.

2006-2009: Apex Silver and the San Cristobal collapse

The company began as Apex Silver Mines, which owned 65% of the San Cristobal silver-zinc-lead project in Bolivia after selling 35% to Sumitomo Corporation in September 2006 for $224 million cash plus production-linked payments. Trouble followed. In March 2007 Apex said it had used the wrong method to value its metals derivative contracts (agreements tied to the mine's future output), forcing a restatement. In August 2008 it disclosed a second valuation error, this time for ignoring its own credit risk.

San Cristobal needed more cash, and Sumitomo supplied it. A $50 million convertible loan in August 2008 was raised by $25 million in November and increased again in December, each step threatening to shrink Apex's ownership. On 18 December 2008 Apex proposed selling its whole stake to Sumitomo for $22.5 million, tied to restructuring its $290 million of convertible notes in Chapter 11. NYSE Alternext warned of delisting, and Apex filed for bankruptcy on 13 January 2009, with Sumitomo providing up to $35 million of financing during the case.

The court confirmed the plan on 4 March 2009. The San Cristobal sale price rose to $27.5 million cash plus $2.5 million of reimbursements and assumed liabilities. Old shareholders received nothing. Assets moved to a new Delaware company, Golden Minerals Company, which gave about 3 million new shares to the noteholders, who also shared about $45 million in cash. It emerged on 30 March 2009 and began trading over the counter in April.

2010-2011: Rebuilding on silver

The new company set about building a silver business. In January 2010 Sentient Global Resources Fund took a 19.9% stake in a private placement, and Golden Minerals bought Hochschild Mining's 35% of the El Quevar silver project in Salta, Argentina, for 400,000 shares plus warrants, taking it to full ownership. The New York Stock Exchange cleared its shares for listing in March.

Funding came from selling shares. In March 2010 it raised about $31 million at $8.50, and in October about $75 million at $18.50 as silver prices rallied. Sentient bought a further 1,190,031 shares at $18.50 for about $22 million. Year-end shares rose from 15.1 million in 2010 to 35.7 million in 2011.

In June 2011 it agreed to acquire ECU Silver Mining, adding mines and projects in the Velardeña district of Durango, Mexico. ECU holders were to receive 0.05 Golden shares plus a tiny cash amount per share, and authorized shares were to double from 50 million to 100 million. The deal closed on 9 September 2011, and in October Sentient bought 4,118,150 shares at $7.44 for about $30.6 million.

2012-2018: Falling prices and a leased plant

A 2012 resource update showed Velardeña grades about 50% higher than earlier estimates. Even so, the share price kept sliding. In September 2012 the company raised about $31.6 million at $5.75 a unit, and in September 2014 only about $3.2 million at $0.86.

In July 2015 it leased the Velardeña oxide processing plant to Hecla Mining's Mexican subsidiary. In October it borrowed $5 million from Sentient through a convertible note. In February 2016 Sentient converted about $4.0 million of it into 23,355,000 shares at roughly $0.17, and in May the company raised $4.0 million at $0.50. Shares on issue climbed from 53.3 million at the end of 2015 to 89.0 million at the end of 2016. In August 2017 Hecla paid $1.0 million upfront, plus a further $1.0 million purchase, for an option to extend its lease through 2020. The record for 2018 is quiet.

2019-2020: Failed sale and a cash squeeze

In June 2019 Golden Minerals agreed to sell the Velardeña properties, including the Rodeo and Santa Maria concessions, to Compañía Minera Autlán for $22 million. In July it raised $2.25 million at $0.26 a share and repriced earlier warrants. In August NYSE American warned that stockholders' equity was below the listing minimum. In September the Autlán sale ended after due diligence. Autlán's $1.5 million deposit then had to be repaid by instalments, with interest at 12% on the unpaid balance.

In March 2020 Magellan Gold's option on Santa Maria expired, leaving the company with about $2.2 million cash and cutting exploration. Sentient, then about 38% owner, lent $1 million in April. Barrick Gold gained an option to earn 70% of El Quevar by spending $10 million over eight years. The company raised $3.0 million at $0.20 in April and about $7.5 million at $0.42 in July. Hecla ended its lease early in July. A Santa Maria deal with Fabled was agreed in July and December. Shares on issue rose to 157.5 million by the end of 2020.

2021-2023: A brief restart

The record is quiet for 2021 and 2022, though the share count fell from 162.8 million to 6.8 million at the end of 2022; the beats do not explain this. In June 2023 NYSE American again flagged low equity, while the board approved restarting mining at Velardeña with about $0.5 million of funding. In November it sold stock and warrants at $0.70 a share. In December it sold Santa Maria to TSM for $1.5 million cash plus VAT, keeping a capped 1.5% royalty.

2024-2026: Selling up

In March 2024 Barrick abandoned its El Quevar option after spending over $6 million and drilling five holes. Mining at Velardeña had stopped, and in May the company agreed to sell the remaining mines, plants and equipment for $5.5 million. In July NYSE American found it failed all three equity tests, with equity at $0.6 million. Still owed $2.8 million from the Velardeña sale and short of cash, it agreed in September to sell Silex Argentina, holder of El Quevar, to Butte Energy for $3.5 million. That closed on 30 October, leaving two minor exploration properties and about $3.6 million cash, with a warning that it might need to sell itself or its assets, or cease operations.

On 11 December 2024 NYSE American moved to delist the stock, which was to trade on the OTC Pink Market. On 20 May 2026 the company agreed to sell 3,740,000 shares to Streamline Metals Capital for about $856,000 at $0.229 a share, subject to Toronto Stock Exchange approval.

Written from the 58 story beats below (2006 to 20 May 2026), which come from the company's own announcements and filings.

Beat by beat

The events that changed the company's story, in plain English, each written against everything known about the company at the time. The dot shows whether it was good, bad or neutral for shareholders.

shares on issue market cap (log scale)

202615.1m shares · US$3.2m market cap

  1. 20 May

    Agreed to sell 3,740,000 shares to Streamline Metals Capital Ltd., a private mining investor, for about $856,000 at $0.229/share -- new outside capital found after NYSE American's December 2024 delisting proceedings pushed the stock to the OTC Pink Market; the deal also requires Toronto Stock Exchange approval.

    capital raising announcement

    15.1m shUS$3.2m

202415.1m shares · US$4.1m market cap

  1. 16 Dec

    Golden Minerals Co's exchange filed to remove a class of its securities from listing.

    listing compliance notice

    15.1m shUS$4.1m
  2. 11 Dec

    NYSE American moved to suspend and delist Golden Minerals' stock outright, ruling it no longer suitable for listing; shares were set to move to the OTC Pink Market - the terminal outcome of a listing-compliance crisis that had been building since 2019.

    listing compliance notice

    15.1m shUS$4.1m
  3. 30 Oct

    Golden Minerals completed the $3.5 million sale of Silex Argentina (El Quevar) to Butte Energy, which renamed itself Argenta Silver Corp. It had about $3.6 million in cash, was still owed $1.8 million from the Velardeña sale, and warned it might have to liquidate without more resources.

    asset acquisition disposition

    15.1m shUS$4.1m
  4. 1 Oct

    Golden Minerals signed the definitive agreement to sell El Quevar (via Silex Argentina) to Butte Energy for the same $3.5 million, with $1 million already received.

    material agreement

    15.1m shUS$4.1m
  5. 6 Sept

    Facing urgent liquidity needs (and still owed $2.8 million from the Velardeña sale), Golden Minerals agreed to sell Silex Argentina S.A. - the subsidiary holding its last major asset, the El Quevar silver project - to Butte Energy for $3.5 million.

    material agreement

    15.0m shUS$4.8m
  6. 9 July

    Golden Minerals' listing troubles deepened sharply: NYSE American found it now failed all three stockholders'-equity tests, with equity down to just $0.6 million.

    listing compliance notice

    15.0m shUS$6.3m
  7. 3 May

    Golden Minerals, having ceased mining at Velardeña earlier in 2024, agreed to sell its remaining Velardeña mines, plants and equipment to a private Mexican buyer for $5.5 million - a full exit from the asset it had restarted only a year earlier.

    material agreement

    14.6m shUS$7.2m
  8. 27 Mar

    Barrick gave notice it was terminating its April 2020 earn-in on the El Quevar silver project in Argentina, effective April 20, 2024. It had spent over $6 million and drilled five holes (1,300 meters), and the project returned to Golden Minerals.

    material agreement termination

    14.6m shUS$4.6m

202314.1m shares · US$7.9m market cap

  1. 7 Dec

    Golden Minerals completed the sale of Santa Maria to TSM for $1.5 million cash plus VAT, retaining a capped 1.5% royalty - closing out a Santa Maria disposal effort that had run through a lapsed Magellan option and an unclosed Fabled deal since 2019.

    asset acquisition disposition

    14.1m shUS$7.9m
  2. 9 Nov

    Golden Minerals raised capital again through a public offering of stock and warrants to institutional investors at $0.70 per share, adding to its recurring reliance on dilutive equity financing to stay funded.

    material agreement

    14.1m shUS$13.7m
  3. 9 June

    NYSE American notified Golden Minerals it was below the $6.0 million stockholders' equity requirement, with equity of $4.1 million. The company also said its Board approved restarting Velardeña mining, needing about $0.5 million initially, but that it lacked enough cash and had to raise capital.

    listing compliance notice

    173m shUS$19.8m

2020152m shares · US$83.6m market cap

  1. 10 Dec

    Golden Minerals signed a definitive agreement to sell its Santa Maria option to Fabled (by now renamed Fabled Silver Gold Corp) on the same roughly $4 million staged terms outlined in the July letter of intent, plus a royalty.

    material agreement

    152m shUS$83.6m
  2. 24 July

    Golden Minerals raised roughly $7.5 million in fresh capital through an underwritten public stock offering with H.C. Wainwright, selling about 17.9 million shares at $0.42 each.

    material agreement

    128m shUS$55.1m
  3. 20 July

    With Magellan's option lapsed, Golden Minerals lined up a new prospective buyer for Santa Maria, signing a binding letter of intent with Fabled Copper Corp for staged payments totaling about $4 million plus a royalty.

    material agreement

    128m shUS$55.1m
  4. 9 July

    Hecla exercised its right to end the Velardeña processing lease early, closing out the fee-income arrangement a month ahead of its scheduled expiration.

    material agreement termination

    128m shUS$55.1m
  5. 23 Apr

    Raised $3.0 million in a registered direct offering (15,000,000 shares) plus warrants at $0.20 per share -- pricing near the company's historic lows, with investors also getting rights to participate in up to 50% of any offering over the next year.

    capital raising announcement

    108m shUS$22.8m
  6. 15 Apr

    Golden Minerals reported positive updated technical studies for Velardeña (a ten-year underground plan with bio-oxidation processing) and a first economic assessment for its Rodeo gold project, though no decision to restart production had been made.

    resource reserve update

    108m shUS$22.8m
  7. 13 Apr

    Granted Barrick Gold Corporation an earn-in option on the El Quevar silver project (Salta, Argentina): Barrick could earn a 70% interest by spending $10 million on exploration over eight years and delivering a pre-feasibility study -- a major-miner endorsement of the project (an option Barrick would later drop in April 2024). Separately, restructured repayment of a $1.5 million deposit owed to Compania Minera Autlan after an earlier 2019 asset-sale agreement with Autlan fell through, with the unpaid balance now accruing 12% interest.

    capital raising announcement

    108m shUS$22.8m
  8. 2 Apr

    As the cash crunch continued into the pandemic, Golden Minerals borrowed another $1 million from Sentient (by now roughly 38% owner) in an unsecured short-term loan.

    debt financing

    108m shUS$22.8m
  9. 19 Mar

    Magellan Gold's option to acquire Golden Minerals' Santa Maria project expired unexercised, so the expected $1 million option payment won't be received; with only about $2.2 million cash on hand, Golden Minerals cut discretionary exploration spending.

    farm in farm out agreement

    107m shUS$21.2m

2019107m shares · US$29.1m market cap

  1. 11 Sept

    The planned $22 million sale of the Velardeña properties to Compañía Minera Autlán fell through, terminated under its own terms after Autlán's due-diligence period - a setback to Golden Minerals' divestiture plan.

    debt financing

    107m shUS$29.1m
  2. 23 Aug

    NYSE American warned Golden Minerals it had fallen below the minimum stockholders' equity required for continued listing after five straight years of losses, giving it until September 2019 to submit a compliance plan.

    listing compliance notice

    107m shUS$25.1m
  3. 19 July

    Raised $2.25 million selling 8,653,846 shares at $0.26 through H.C. Wainwright, with matching Series A warrants at $0.35. The same investors' May 2016 warrants, which still had until November 2021 to run at $0.75, were swapped one-for-one for 4.5 million new warrants at $0.35 - a repricing rather than a rescue of expiring paper, and further dilution on top of the placement.

    capital raising announcement

    98.1m shUS$27.8m
  4. 27 June

    Golden Minerals agreed to sell its Velardeña properties - the mines, processing plants and adjacent Rodeo/Santa Maria concessions - to Compañía Minera Autlán for $22 million, a major planned divestiture of its core Mexican asset base.

    material agreement

    97.2m shUS$24.8m

201790.0m shares · US$51.3m market cap

  1. 3 Aug

    Granted lessee Hecla Mining Company an option to extend its Velardeña oxide-plant lease by up to two more years (through end-2020) in exchange for a $1.0 million upfront cash payment plus a further $1.0 million purchase, extending a cash-generating relationship that had let Golden Minerals monetize idle processing capacity.

    capital raising announcement

    90.0m shUS$51.3m

201676.7m shares · US$59.1m market cap

  1. 6 May

    Raised $4.0 million in a registered direct offering plus warrants at $0.50 per share -- still deep in penny-stock territory.

    capital raising announcement

    76.7m shUS$59.1m
  2. 18 Feb

    Sentient converted about $4.0 million of principal and interest on its 2015 $5 million secured note into 23,355,000 shares at roughly $0.17 -- steep dilution at a distressed share price.

    capital raising announcement

    53.3m shUS$9.1m

201553.3m shares · US$14.8m market cap

  1. 29 Oct

    Golden Minerals borrowed $5 million from Sentient Global Resources Fund IV (successor to its earlier Sentient investor, now roughly 27% owner) via a convertible note - continued reliance on its largest shareholder to fund operations through the mining downturn.

    debt financing

    53.3m shUS$14.8m
  2. 20 July

    Golden Minerals' Mexican subsidiary leased the Velardeña oxide processing plant to Hecla's Mexican subsidiary for an initial 18 months from July 2015. Hecla agreed to pay monthly lease fees rising to $125,000, plus per-tonne processing fees.

    material agreement

    53.2m shUS$18.7m

201443.5m shares · US$48.3m market cap

  1. 10 Sept

    Raised about $3.2 million in a Roth Capital-led unit offering at just $0.86 per unit -- a steep drop from 2012 pricing, reflecting the deepening silver bear market and the company's worsening finances.

    capital raising announcement

    43.5m shUS$48.3m

201235.7m shares · US$191m market cap

  1. 19 Sept

    Raised about $31.6 million in a Wells Fargo-led unit offering (5,497,504 shares plus half-warrants) at $5.75 per unit -- well below the $18.50 pricing of 2010, as silver prices retreated from their 2011 peak.

    capital raising announcement

    35.7m shUS$191m
  2. 22 May

    Golden Minerals released an updated resource estimate for its Velardeña operations in Mexico showing roughly 50% higher grades than previous estimates.

    resource reserve update

    35.7m shUS$267m

201131.6m shares · US$235m market cap

  1. 11 Oct

    Sold 4,118,150 shares to Sentient funds at $7.44 per share in a private placement, raising about $30.6 million. Sentient's stake rose from about 9.4% to about 19.9%.

    capital raising announcement

    31.6m shUS$235m
  2. 9 Sept

    Completed its acquisition of ECU Silver Mining Inc. via a plan of arrangement, issuing replacement stock options and warrants to former ECU securityholders.

    business combination

    15.3m shUS$203m
  3. 29 July

    Golden Minerals filed the final proxy statement for the ECU Silver Mining merger, with the same terms as the July 18 draft: 0.05 Golden shares plus Cdn$0.000394 cash per ECU share, and authorized shares rising from 50M to 100M. Stockholders of record on July 29, 2011 vote at a special meeting on August 30, 2011, with mailing starting around August 2. Sentient (about 19%) again says it supports the deal, which includes the Velardeña assets later seen in Golden Minerals' history.

    business combination

    15.3m shUS$223m
  4. 18 July

    Golden Minerals filed a preliminary proxy statement for a proposed 'merger of equals' with ECU Silver Mining, under an arrangement agreement dated June 24, 2011. ECU shareholders would get 0.05 Golden shares plus Cdn$0.000394 in cash per ECU share, and Golden's authorized shares would rise from 50,000,000 to 100,000,000. This would add ECU's mines and projects in the Velardeña district of Durango, Mexico, alongside El Quevar in Argentina. Sentient, with about 19%, says it intends to vote in favour. The meeting date was still blank, and the fee table puts the transaction value at a maximum of about $289.2M.

    business combination

    15.3m shUS$272m
  5. 30 June

    Golden Minerals agreed to acquire ECU Silver Mining Inc. in a Canadian court-approved share-and-cash arrangement, expanding its Mexican silver holdings.

    business combination

    15.3m shUS$272m

2010

  1. 26 Oct

    Sold 1,190,031 shares to major shareholder Sentient Global Resources Fund at $18.50 for about $22 million, continuing to build Sentient's stake in the company.

    capital raising announcement

  2. 12 Oct

    Raised roughly $75 million more in an underwritten public offering of 4,055,000 shares at $18.50 -- more than double the March 2010 price, as silver prices rallied.

    capital raising announcement

  3. 24 Mar

    Raised roughly $31 million in an underwritten public offering of 4,000,000 shares at $8.50, led by Dahlman Rose, Canaccord and Rodman & Renshaw.

    capital raising announcement

  4. 19 Mar

    the New York Stock Exchange certified Golden Minerals Co's securities for listing, clearing them to begin trading.

    listing compliance notice

  5. 13 Jan

    Golden Minerals completed the purchase of Hochschild's 35% of Minera El Quevar on January 7, 2010, issuing 400,000 shares plus warrants for 300,000 more. Minera El Quevar controls about 10,000 of the project's 64,000 hectares. The same day it closed the Sentient private placement, selling 844,694 shares at C$7.06.

    capital raising announcement

  6. 5 Jan

    Golden Minerals brought in Sentient Global Resources Fund as a major new shareholder through a private placement giving it 19.9% ownership, with rights to maintain that stake through the company's planned public offering and a referenced concurrent transaction with Hochschild.

    material agreement

2009

  1. 30 Mar

    Apex Silver Mines completed its Chapter 11 reorganization and emerged as Golden Minerals Company (Delaware), succeeding Apex Silver as SEC registrant; the stock began OTC trading in early April 2009.

    asset acquisition disposition

  2. 10 Mar

    The bankruptcy court confirmed the reorganization plan on March 4, 2009, resolving the Chapter 11 case filed in January. Apex Silver will sell its 65% San Cristóbal interest to Sumitomo for $27.5M cash plus $2.5M of expense reimbursements and assumed liabilities, a higher cash price than the $22.5M in the earlier non-binding proposal. Current shareholders receive no recovery and the company's ordinary shares are expected to be cancelled in a liquidation. Its assets move to a new Delaware company, Golden Minerals Company, whose roughly 3 million new shares go to the holders of the $290M convertible notes (who also share about $45M in cash) and other unsecured creditors. Effectiveness is expected around March 24, 2009, and Sumitomo can terminate if closing has not happened by March 31, 2009.

    bankruptcy or receivership

  3. 4 Mar

    Golden Minerals Co's exchange filed to remove a class of its securities from listing.

    listing compliance notice

  4. 30 Jan

    NYSE Alternext told Apex Silver it remained non-compliant with its financial-condition listing standard and became subject to the rule on securities deemed without value. It intended to file a delisting application on or after February 2, 2009, which the company did not expect to appeal.

    listing compliance notice

  5. 26 Jan

    Sumitomo agreed to provide Apex Silver up to $35 million in debtor-in-possession financing to keep it operating through the bankruptcy process.

    debt financing

  6. 13 Jan

    Apex Silver and its U.S. subsidiary filed for Chapter 11 bankruptcy, having lined up support from Sumitomo, its senior lenders and roughly 65% of its convertible noteholders for a reorganization plan built around Sumitomo acquiring San Cristobal.

    bankruptcy or receivership

2008

  1. 29 Dec

    NYSE Alternext warned Apex Silver it no longer met listing standards given its losses and impaired finances, and expected to begin delisting proceedings; the company said it would not appeal.

    listing compliance notice

  2. 18 Dec

    Apex Silver said it had a non-binding letter of intent to sell its San Cristobal interest to Sumitomo for $22.5 million cash, subject to restructuring its $290 million convertible notes under Chapter 11. Sumitomo also added a fourth $25 million loan increase for MSC.

    debt financing

  3. 1 Dec

    Sumitomo increased its loan to the San Cristobal subsidiary a third time, underscoring how dependent the project had become on its minority partner's cash and deepening the potential dilution of Apex Silver's stake.

    debt financing

  4. 6 Nov

    Sumitomo's loan to the San Cristobal subsidiary was increased by another $25 million, pushing Apex Silver's potential ownership dilution further, to roughly 46% if the debt were fully converted to equity.

    debt financing

  5. 15 Aug

    With San Cristobal needing more cash, its operating subsidiary borrowed $50 million from a Sumitomo affiliate under a loan convertible into subsidiary shares - a facility that could shrink Apex Silver's indirect ownership toward roughly 53% if fully converted.

    debt financing

  6. 5 Aug

    Apex Silver disclosed a second derivative-valuation error, this time from failing to account for its own credit risk under a new accounting standard, requiring another restatement of Q1 2008 results.

    financial restatement

2007

  1. 2 Mar

    Apex Silver said it had been using the wrong method to value its metals derivative contracts tied to San Cristobal's future production, forcing a restatement of prior financial statements.

    financial restatement

2006

  1. 28 Sept

    Apex Silver Mines (the company later reorganized as Golden Minerals) sold a 35% stake in its San Cristobal silver-zinc-lead project in Bolivia to Sumitomo Corporation for $224 million cash plus production-linked payments, retaining 65% ownership.

    asset acquisition disposition