{"id":65841,"date":"2026-09-30T03:52:37","date_gmt":"2026-09-30T10:52:37","guid":{"rendered":"https:\/\/bitcoin.tax\/blog\/?p=65841"},"modified":"2026-09-30T03:52:39","modified_gmt":"2026-09-30T10:52:39","slug":"biggest-lost-bitcoin-wallets-2026","status":"publish","type":"post","link":"https:\/\/bitcoin.tax\/blog\/biggest-lost-bitcoin-wallets-2026\/","title":{"rendered":"Biggest Lost Bitcoin Wallets: Top Cases and How Bitcoin Was Lost"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>The biggest lost Bitcoin wallets hold millions of dollars in BTC that may be inaccessible because their owners lost private keys, passwords, or wallet backups.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you look into the biggest lost Bitcoin wallets, it quickly becomes clear that some of the largest Bitcoin fortunes may be sitting untouched on the blockchain. The difficult part is figuring out which wallets are genuinely lost and which are simply dormant. After all, an address that hasn&#8217;t moved its BTC for years doesn&#8217;t necessarily mean the owner has lost access.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Estimates suggest that millions of Bitcoin may be permanently inaccessible, with some research putting the figure at around <a href=\"https:\/\/www.ledger.com\/academy\/topics\/economics-and-regulation\/how-many-bitcoin-are-lost-ledger\" target=\"_blank\" rel=\"noreferrer noopener\">3.7 million BTC<\/a>. That&#8217;s a significant amount of Bitcoin that could effectively be removed from the market, even though the coins still exist on-chain.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So, which are the largest lost Bitcoin wallets ever, how did their owners lose access, and how much could those coins be worth today? This guide breaks down the biggest known cases, separates confirmed losses from dormant holdings, and explains what happened to each fortune.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How Much Bitcoin Is Lost?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If you&#8217;re wondering how much Bitcoin is lost, there&#8217;s no definitive number. The blockchain shows whether coins have moved, but not why they haven&#8217;t. Researchers therefore use indicators like long-term inactivity, known lost keys, abandoned wallets, and early Bitcoin addresses to estimate potential losses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">One estimate puts lost Bitcoin at around 3.7 million BTC. But that&#8217;s still an estimate. An untouched wallet could become active again, so inactivity alone doesn&#8217;t prove that its Bitcoin is permanently lost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Lost vs. Dormant vs. Stolen Bitcoin: What&#8217;s the Difference?<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"853\" height=\"1024\" src=\"https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-9-853x1024.png\" alt=\"Biggest Lost Bitcoin Wallets vs. Biggest Dormant or Stolen Bitcoin Wallets\" class=\"wp-image-65843\" style=\"width:450px;height:auto\" srcset=\"https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-9-853x1024.png 853w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-9-250x300.png 250w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-9-768x921.png 768w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-9.png 1145w\" sizes=\"auto, (max-width: 853px) 100vw, 853px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Not every Bitcoin that hasn&#8217;t moved is lost. The blockchain shows whether coins have moved but usually can&#8217;t tell us why.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lost Bitcoin is BTC that the owner can no longer access because the private keys are gone or unusable. For example, someone could lose the only device containing their wallet keys. The coins remain on-chain, but the loss usually can&#8217;t be proven from blockchain data alone because an inactive address could still belong to someone who has the keys.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dormant Bitcoin is simply BTC that hasn&#8217;t moved for a long time. Satoshi Nakamoto&#8217;s early holdings are a well-known example. The blockchain can prove that these coins haven&#8217;t moved, but it cannot prove that Satoshi has lost access to them.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Stolen Bitcoin is BTC moved without the owner&#8217;s permission. The blockchain can sometimes help investigators trace stolen funds by following their transaction history, but identifying the person controlling those addresses usually requires evidence beyond the blockchain. Read our in-depth guide on <a href=\"https:\/\/bitcoin.tax\/blog\/report-stolen-crypto\/\" data-type=\"post\" data-id=\"43411\" target=\"_blank\" rel=\"noreferrer noopener\">how to recover stolen crypto<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Confiscated Bitcoin is BTC seized and controlled by authorities. It isn&#8217;t necessarily lost because the authorities may still control the keys and can move the coins later. Finally, active Bitcoin is simply BTC that continues to move, showing that someone with access to the keys is still using it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That&#8217;s why blockchain inactivity alone can&#8217;t tell us how much Bitcoin is truly lost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>How We Identified the Biggest Lost Bitcoin Wallets<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Not every large inactive address belongs on a list of the biggest lost Bitcoin wallets. So, we separate them into three categories:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Confirmed\/documented loss, where there&#8217;s credible evidence that access or the physical storage was lost,<\/li>\n\n\n\n<li>Probable loss, where the evidence strongly suggests the BTC may be inaccessible.<\/li>\n\n\n\n<li>Dormant\/unknown, where the address has stayed inactive but there&#8217;s no proof of loss.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For on-chain data, we look at the BTC balance, transaction history, first and last outgoing transactions, address age, known ownership, and public reports about the owner.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">One important limitation: an address balance doesn&#8217;t prove who owns the Bitcoin or whether they can access it.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>The Biggest Lost Bitcoin Wallets<\/strong><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Some of Bitcoin&#8217;s largest dormant wallets contain coins that haven&#8217;t moved for years, making them especially interesting to researchers and the wider crypto community. A few are tied to known events or early Bitcoin users, while others have no clear explanation for their inactivity.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Estimated values below use BTC at approximately $79,153 at publication.<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>1. Satoshi Nakamoto&#8217;s Bitcoin ~1 Million BTC<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Satoshi Nakamoto is the pseudonym behind the person who created Bitcoin. They published the Bitcoin white paper in 2008 and launched the network in 2009 before disappearing from public view. Researchers estimate that Satoshi mined around 1 million BTC in Bitcoin&#8217;s early years, based on the Patoshi pattern found in early blocks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These coins aren&#8217;t sitting in one wallet. They&#8217;re spread across thousands of early addresses, which have remained largely untouched for more than a decade. That&#8217;s why Satoshi&#8217;s Bitcoin is often described as lost, but there&#8217;s no proof the keys are gone. Satoshi could still have access and simply choose not to move the coins.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. Mt. Gox&#8217;s ~79,957 BTC<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The address 1FeexV6bAHb8ybZjqQMjJrcCrHGW9sb6uF holds roughly 79,957 BTC and has recorded hundreds of incoming transactions without an outgoing transaction. It&#8217;s widely associated with the Mt. Gox theft and remains one of Bitcoin&#8217;s largest dormant addresses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">But these coins aren&#8217;t necessarily lost. Mt. Gox&#8217;s remaining Bitcoin is tied to stolen funds, recovered assets, and bankruptcy proceedings. The address is inactive, but that doesn&#8217;t tell us whether the coins are inaccessible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>3. James Howells&#8217; 8,000 BTC<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">James Howells says he accidentally threw away a hard drive containing the private keys to around 8,000 BTC in 2013. The coins remain at 198aMn6ZYAczwrE5NvNTUMyJ5qkfy4g3Hi, with no recorded spending.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Howells spent years trying to recover the drive from a Newport landfill and even took the local council to court. The High Court dismissed his case in January 2025. The Bitcoin is still on the blockchain, but without the private keys, it can&#8217;t be spent.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>4. Stefan Thomas&#8217; 7,002 BTC<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Stefan Thomas received 7,002 BTC in 2011 and stored the private keys on an encrypted IronKey device. He later forgot the password needed to unlock it. After eight failed attempts, he reportedly had only two attempts left before the device would permanently lock the data.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The Bitcoin itself hasn&#8217;t disappeared. The problem is that Thomas can&#8217;t currently access the keys needed to spend it. Recovery attempts have been explored, but there has been no confirmed recovery.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>5. A 79,957 BTC Dormant Address<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The address 1FeexV6bAHb8ybZjqQMjJrcCrHGW9sb6uF currently holds around 79,957 BTC. It has received hundreds of transactions but has no recorded outgoing transactions. Its long inactivity makes it one of the largest dormant Bitcoin addresses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There&#8217;s no evidence proving that the owner lost the keys. The coins could be completely accessible and simply untouched. That&#8217;s why it shouldn&#8217;t automatically be counted as lost Bitcoin.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>6. A 53,880 BTC Dormant Address<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The address 1LdRcdxfbSnmCYYNdeYpUnztiYzVfBEQeY holds around 53,880 BTC. It has received 262 transactions and recorded no outgoing transactions, according to current blockchain data.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That&#8217;s enough to make it one of Bitcoin&#8217;s largest dormant addresses. But again, dormancy isn&#8217;t proof of loss. We don&#8217;t know whether the owner lost access, is deliberately holding the coins, or still controls them normally.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Why Do People Lose Bitcoin?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">There are several ways people end up with lost Bitcoin. In most cases, the coins are still on the blockchain. The problem is that nobody can access them anymore.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lost Private Keys<\/strong>: If you lose the private key that controls your Bitcoin, you may lose access to the coins permanently.<\/li>\n\n\n\n<li><strong>Forgotten Passwords<\/strong>: Encrypted wallet files and hardware devices can require passwords to unlock them. Forgetting that password can leave the Bitcoin inaccessible.<\/li>\n\n\n\n<li><strong>Lost Seed Phrases<\/strong>: A seed phrase can restore a wallet on another device. If it&#8217;s lost and you don&#8217;t have another valid backup, Bitcoin wallet recovery may not be possible.<\/li>\n\n\n\n<li><strong>Destroyed Hardware<\/strong>: Hard drives, USB devices, phones, and hardware wallets can be damaged, thrown away, or lost.<\/li>\n\n\n\n<li><strong>Death Without Inheritance Planning<\/strong>: Bitcoin doesn&#8217;t automatically pass to your heirs. If nobody knows how to access your wallet or where the backup is stored, the Bitcoin could become inaccessible after your death. Read more about <a href=\"https:\/\/bitcoin.tax\/blog\/crypto-estate-planning\/\" data-type=\"post\" data-id=\"37405\" target=\"_blank\" rel=\"noreferrer noopener\">crypto inheritance planning and taxes<\/a> here. <\/li>\n\n\n\n<li><strong>Early Bitcoin Users<\/strong>: Many early users didn&#8217;t expect Bitcoin to become valuable. Some treated it as an experiment, making it easier to forget, discard, or lose access to their holdings.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Can Lost Bitcoin Be Recovered?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sometimes. It depends on what you lost and whether you still have another way to access the wallet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you have the private key, seed phrase, or a usable wallet backup, you can usually restore the wallet and move the BTC. Even a lost or broken device isn&#8217;t necessarily a problem if you have the seed phrase.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Forgotten passwords are different. If you still have the encrypted wallet file or device, recovery may be possible depending on how it was protected.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If the only copy of the key or seed is permanently gone, the Bitcoin cannot be recovered. There is no Bitcoin authority that can recreate the key or reverse the transaction. The BTC remains on the blockchain, but it cannot be spent.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For the practical recovery process, see our guide on <a href=\"https:\/\/bitcoin.tax\/blog\/taxes-on-lost-and-stolen-crypto\/\" target=\"_blank\" rel=\"noreferrer noopener\">how to recover lost and stolen BTC<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Can You Recover Bitcoin Without a Private Key?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Not directly. You need the private key, seed phrase, or another backup that can recreate the wallet&#8217;s keys. Without one of these, the Bitcoin cannot be spent.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>What the Biggest Lost Bitcoin Wallets Can Teach Us About Self-Custody<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10-1024x1024.png\" alt=\"What the Biggest Lost Bitcoin Wallets Can Teach Us About Self-Custody\" class=\"wp-image-65844\" style=\"width:450px;height:auto\" srcset=\"https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10-1024x1024.png 1024w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10-150x150.png 150w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10-300x300.png 300w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10-768x768.png 768w, https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/image-10.png 1254w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Lost Bitcoin is a reminder that self-custody means you are responsible for the information that gives you access to your money. Keep multiple secure backups of your seed phrase, avoid relying on memory for passwords, and test your wallet recovery before storing a large amount of BTC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It also helps to know what you&#8217;re actually protecting. Your wallet, seed phrase, private keys, and password all serve different purposes. And if you hold a significant amount, think about what happens if you can no longer access it. Multisig and a clear inheritance plan can add extra protection and make it easier for your Bitcoin to be recovered by the right people.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Frequently Asked Questions&nbsp;<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Can a Bitcoin wallet be deleted permanently?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Deleting a wallet app or wallet file doesn&#8217;t necessarily delete the Bitcoin. The BTC remains recorded on the blockchain. What matters is whether you still have the private keys or another backup that can restore access. If the only copy of those credentials is destroyed, the Bitcoin may become permanently inaccessible.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Can someone else claim Bitcoin from a lost wallet?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Not unless they obtain the wallet&#8217;s private keys or another valid method of authorization. Bitcoin doesn&#8217;t have a central authority that can transfer ownership of an inaccessible wallet to someone else. Simply knowing the wallet address or seeing its balance on the blockchain isn&#8217;t enough to spend the funds.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Are lost Bitcoin wallets included in Bitcoin&#8217;s circulating supply?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Lost BTC can technically remain part of the reported circulating supply because the coins still exist on the blockchain. However, they aren&#8217;t economically available if nobody can access the keys. This is why analysts sometimes distinguish between Bitcoin&#8217;s nominal circulating supply and its effective supply that is actually available for use or trading.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The biggest lost Bitcoin wallets hold millions of dollars in BTC that may be inaccessible because their owners lost private keys, passwords, or wallet backups. If you look into the biggest lost Bitcoin wallets, it quickly becomes clear that some of the largest Bitcoin fortunes may be sitting untouched on the blockchain. The difficult part [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":65845,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-65841","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-everything-crypto"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.12 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Biggest Lost Bitcoin Wallets: Top Cases and How Bitcoin Was Lost - BitcoinTaxes<\/title>\n<meta name=\"description\" content=\"Biggest lost Bitcoin wallets hold BTC that may be inaccessible because owners lost their private keys, passwords, or wallet backups.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bitcoin.tax\/blog\/biggest-lost-bitcoin-wallets-2026\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Biggest Lost Bitcoin Wallets: Top Cases and How Bitcoin Was Lost\" \/>\n<meta property=\"og:description\" content=\"Biggest lost Bitcoin wallets hold BTC that may be inaccessible because owners lost their private keys, passwords, or wallet backups.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bitcoin.tax\/blog\/biggest-lost-bitcoin-wallets-2026\/\" \/>\n<meta property=\"og:site_name\" content=\"BitcoinTaxes\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/facebook.com\/bitcointaxes\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-30T10:52:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-30T10:52:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bitcoin.tax\/blog\/wp-content\/uploads\/2026\/09\/Featured-Image-Biggest-Lost-Bitcoin-Wallets.png\" \/>\n\t<meta property=\"og:image:width\" content=\"272\" \/>\n\t<meta property=\"og:image:height\" content=\"361\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Rishi\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@bitcointax\" \/>\n<meta name=\"twitter:site\" content=\"@bitcointax\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rishi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/\"},\"author\":{\"name\":\"Rishi\",\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/#\\\/schema\\\/person\\\/514b69b1296c5a66cc7f35c9a04c55b7\"},\"headline\":\"Biggest Lost Bitcoin Wallets: Top Cases and How Bitcoin Was Lost\",\"datePublished\":\"2026-09-30T10:52:37+00:00\",\"dateModified\":\"2026-09-30T10:52:39+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/\"},\"wordCount\":1883,\"publisher\":{\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/Featured-Image-Biggest-Lost-Bitcoin-Wallets.png\",\"articleSection\":[\"Everything Crypto\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/\",\"url\":\"https:\\\/\\\/bitcoin.tax\\\/blog\\\/biggest-lost-bitcoin-wallets-2026\\\/\",\"name\":\"Biggest Lost Bitcoin Wallets: Top Cases and How Bitcoin Was Lost - 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