355.34 BTC Anonymous Wallet Transfer: Coinbase Link Remains Unverified

A total of 355.34 BTC, worth approximately $23.75 million, moved through an anonymous relay address and exited within minutes on April 3, 2026. While headlines have linked the transfer to Coinbase, on-chain evidence shows the exchange attribution applies only to a tiny 0.004 BTC side output, not to the main transfer itself.

355.34 BTC Entered and Left the Anonymous Address Within Minutes

Minutes before the main outbound transaction, transaction 672f4eb36bdf549e5196c7f79220bf560a6f5979ef306c8cb83145c3d69d2ee1 delivered 355.34035498 BTC into address 3L9yWPxtWiirw6BvafJ3Ft3LeRWUFjzre8. The rapid turnaround, receiving and forwarding within minutes, is consistent with a relay or peel chain pattern commonly used for wallet management or obfuscation.

Transaction 7b57ead9c7b7fbf5ce8c2596fe9f0412c9ffe60e3557e385ba32528cf0b804db then spent from that same address at 18:54:41 UTC on April 3, forwarding nearly the full balance. The headline figure of 355.34 BTC is a rounded version of the precise on-chain amount; the exact sum in the main output was 355.33633818 BTC, with the small difference accounted for by a separate side output and the transaction fee.

On-Chain Outputs: 355.34 BTC Main Leg vs. 0.004 BTC Side Leg

The outbound transaction created two distinct outputs. The main output sent 355.33633818 BTC to address 1FjQjffxLbUZoQanqw72TpXSVZsX7oTK8B, an address with no publicly confirmed exchange label.

A separate, much smaller output sent 0.00401318 BTC (401,318 satoshis) to address 1HCziJzS9WczuzG8V3zTtvN1kpBENoAqHD. This side output represents roughly 0.001% of the main transfer amount.

The distinction matters because the Coinbase attribution that has circulated in headlines appears to concern only the 0.004 BTC side output, not the full transfer. Conflating the two misrepresents the scale of what may have reached the exchange.

What the Coinbase Attribution Gets Right and Wrong

An English-language ChainCatcher report attributed the Coinbase link to Arkham Intelligence data, claiming the 0.004 BTC side output flowed to a Coinbase-associated address. WalletExplorer data shows the 1HCzi… recipient belongs to a large service-style wallet cluster, which is consistent with an exchange destination but does not independently label it as Coinbase.

According to unconfirmed reports, the Arkham label may be correct. However, no independently fetched public source in this analysis directly labels 1HCziJzS9WczuzG8V3zTtvN1kpBENoAqHD as Coinbase. The attribution remains unverified through on-chain explorers alone.

There is also a timing discrepancy. Some reports placed the transfer at 03:05 China Standard Time, while the confirmed on-chain timestamp converts to 02:54:41 CST on April 4. The roughly ten-minute gap may reflect Arkham alert processing delay or rounding, but it has not been explained.

Critically, no public evidence shows the main 355.33633818 BTC output reached Coinbase. The destination address 1FjQj… for the large leg carries no confirmed exchange tag in any publicly accessible explorer or analytics tool reviewed during research.

Why a $23.75 Million Anonymous BTC Relay Draws Attention

At a BTC spot price near $66,850 at the time of research, the main 355.33633818 BTC output was worth approximately $23.75 million. Bitcoin’s 24-hour price change was roughly flat at -0.06%, with market capitalization near $1.338 trillion and 24-hour trading volume around $26.82 billion.

Large anonymous Bitcoin transfers attract trader scrutiny because they can precede exchange deposits for selling, custody reshuffles between cold and hot wallets, or over-the-counter settlement flows. The relay pattern observed here, where funds pass through an intermediary address and exit almost immediately, is particularly watched because it can indicate intentional obfuscation of the origin.

The transfer occurred during a period of extreme fear in the broader crypto market, with the Fear and Greed Index sitting at 9. Separate on-chain analysis has flagged significant liquidation risk at lower BTC price levels, which may explain heightened attention to large wallet movements. Macroeconomic uncertainty, including shifting Federal Reserve policy signals on employment, has contributed to the broader risk-off sentiment reflected in the index reading.

In daily volume context, the $23.75 million transfer represents a small fraction of Bitcoin’s $26.82 billion in 24-hour activity. Its significance lies more in the anonymous relay pattern than the absolute dollar amount.

FAQ About the 355.34 BTC Transfer

Did Coinbase receive the full 355.34 BTC?

No. On-chain data shows the main output of 355.33633818 BTC went to address 1FjQj…, which has no confirmed Coinbase label. The Coinbase attribution, according to unconfirmed Arkham Intelligence data, applies only to the 0.00401318 BTC side output sent to address 1HCzi…, a sum worth roughly $268 at the time of transfer.

What wallet addresses were involved?

The relay address was 3L9yWPxtWiirw6BvafJ3Ft3LeRWUFjzre8. The main recipient was 1FjQjffxLbUZoQanqw72TpXSVZsX7oTK8B. The side output went to 1HCziJzS9WczuzG8V3zTtvN1kpBENoAqHD. None of these addresses have publicly confirmed ownership labels in major block explorers.

When did the transfer happen?

The outbound transaction was confirmed at 18:54:41 UTC on April 3, 2026, which corresponds to 02:54:41 China Standard Time on April 4. Some reports cited a time of 03:05 CST, roughly ten minutes later than the on-chain timestamp.

Why does the exact amount differ from the headline?

The headline rounds 355.33633818 BTC to 355.34 BTC for readability. The inbound transaction delivered 355.34035498 BTC, and after the transaction fee and side output, the main outbound leg carried 355.33633818 BTC. Both figures are consistent; the difference reflects standard Bitcoin transaction mechanics.

As institutional interest in Bitcoin continues to evolve, with firms like Charles Schwab signaling plans for direct crypto trading access, the monitoring of large anonymous transfers is likely to remain a focal point for on-chain analysts. Whether this particular relay represents a routine custody operation or something more consequential will depend on where the main output moves next, and whether the destination address is eventually identified.

Disclaimer: This article is for informational purposes only and does not constitute financial or investment advice. Cryptocurrency and digital asset markets carry significant risk. Always do your own research before making decisions.

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Gabriel Silva

03 April 2026, 20:23:01 GMT +0000

As a passionate writer from Brazil with extensive expertise in decentralized finance and blockchain technology, I have built a strong reputation for insightful analysis through contributions to platforms like CryptoSlate and DeFi Pulse. Now at Coincu.com, I am dedicated to delivering engaging, credible, and impactful coverage to the global crypto community.

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