Whale Expands SOL Short Position Amid Market Downturn

By: crypto insight|2025/12/16 14:30:22

Key Takeaways

A prominent whale has significantly increased a SOL short position using 20x leverage.
This strategic move has netted the whale approximately $15.9 million in floating profit.
The ongoing market drop has been a key factor in facilitating these gains.
Byreal, a Solana DEX, achieved $1 billion in cumulative trading volume within ten weeks of its launch.
The UK’s FCA has begun consultations to introduce new crypto regulations to ensure market integrity and prevent insider trading.

WEEX Crypto News, 16 December 2025

In the ever-evolving landscape of cryptocurrency trading, significant market moves by influential players frequently attract attention. One such recent event involved a whale’s strategic trading decision that capitalized on a sharp market downturn. The focus of this account rests specifically on a whale’s expanded short position on Solana (SOL), a major decentralized blockchain solution known for facilitating fast transactions.

Strategic Leverage in Cryptocurrencies

The whale, identified under the blockchain address “0x35d,” has notably increased their SOL short position. Utilizing a 20x leverage, a tactic that allows traders to amplify their potential returns by borrowing capital, the whale’s heightened investment strategy aligns with the ongoing market slump. According to insights from Onchain Lens, this strategic position realignment has generated an impressive floating profit of approximately $15.9 million.

Leverage, while enabling substantial profit potential, is a double-edged sword in trading. The increased risk associated with leverage magnifies potential losses as well as gains, making it a strategy typically reserved for those possessing considerable trading experience and market knowledge. In this scenario, the market downturn likely assisted in achieving these noteworthy returns.

Solana DEX Byreal Reaches New Milestone

In parallel to these developments, Byreal, a decentralized exchange (DEX) operating on the Solana blockchain, has marked a significant milestone by amassing $1 billion in trading volume just ten weeks post-launch. Byreal’s impressive growth underscores the continuing innovation and adoption within the Solana ecosystem, which is known for its fast throughput and scalability.

The rapid volume accumulation by Byreal also highlights a growing interest in decentralized exchanges. These platforms offer an alternative to traditional centralized exchanges by enabling peer-to-peer transactions without the need for a central authority, which can result in lower transaction fees and increased privacy.

-- Price

Regulatory Developments in the UK

Amid these developments in the cryptocurrency trading realm, regulatory landscape shifts are also taking place. The Financial Conduct Authority (FCA) in the United Kingdom has initiated a broad public consultation aimed at formulating new regulatory standards for the crypto industry. The FCA’s proposed regulations are intended to address essential concerns such as insider trading and market manipulation, ensuring a safer and more transparent trading environment.

These initiatives by the FCA demonstrate a concerted effort to harmonize the regulatory framework surrounding cryptocurrency within existing financial systems, aligning with broader global regulatory aspirations, such as the European Union’s Markets in Crypto-Assets (MiCA) regulations. These frameworks are designed to foster innovation while maintaining robust protection measures for investors and the market.

Strategic Insights and Market Implications

The strategic increase in the whale’s short position on Solana amidst a bearish market not only illustrates a classic trading move capitalizing on market volatility but also reflects broader trends in cryptocurrency trading strategies. Such actions serve as a reminder of the speculative nature of cryptocurrency markets, where substantial financial gains are a possible outcome of calculated risks.

Moreover, Byreal’s growth is a testament to the advancements and scaling capabilities within blockchain technology, particularly within Solana’s ecosystem. These developments point towards a burgeoning interest in decentralized finance (DeFi) solutions, which continue to challenge traditional financial conventions.

Further regulatory clarity being pursued by entities like the FCA will likely influence the backdrop against which such trading activities occur. Establishing comprehensive rules that address current market vulnerabilities could potentially stabilize and legitimize crypto markets globally.

FAQ

What is the significance of the whale’s SOL short position?

The whale’s short position on SOL is noteworthy due to its use of 20x leverage and the resultant $15.9 million floating profit. This showcases a high-risk, high-reward strategy benefitting from current market downtrends.

How does leverage affect cryptocurrency trading?

Leverage in cryptocurrency trading allows investors to borrow funds to increase their trading position in hopes of amplifying profits. However, it also increases potential losses, making it a high-risk strategy typically used by experienced traders.

What milestone did Byreal achieve?

Byreal, a decentralized exchange on the Solana blockchain, reached $1 billion in trading volume within ten weeks of its launch, indicating significant growth and adoption within the platform and the broader Solana ecosystem.

Why is the FCA’s consultation important for the crypto market?

The FCA’s consultation is pivotal as it seeks to establish new regulatory measures aimed at preventing insider trading and market manipulation, potentially leading to a more secure and transparent crypto trading environment in the UK.

What impacts could stronger regulation have on the crypto industry?

Stronger regulation could reinforce market integrity, attract more institutional investors due to increased confidence, and promote innovation within a structured and safeguarded environment, thereby driving broader acceptance of cryptocurrencies.

Your trading journey can be further explored with platforms designed for informed decision-making, careful analysis, and strategic investment alignments, such as WEEX. Become part of this evolving narrative by joining through [this link](https://www.weex.com/register?vipCode=vrmi).

The privacy-focused crypto wallet Mixin announced today the launch of its U-based perpetual contract (a derivative priced in USDT). Unlike traditional exchanges, Mixin has taken a new approach by "liberating" derivative trading from isolated matching engines and embedding it into the instant messaging environment.

Users can directly open positions within the app with leverage of up to 200x, while sharing positions, discussing strategies, and copy trading within private communities. Trading, social interaction, and asset management are integrated into the same interface.

Simplified Trading Experience: No KYC Required, Opening a Position in Five Steps

Based on its non-custodial architecture, Mixin has eliminated friction from the traditional onboarding process, allowing users to participate in perpetual contract trading without identity verification.

The trading process has been streamlined into five steps:

· Choose the trading asset

· Select long or short

· Input position size and leverage

· Confirm order details

· Confirm and open the position

The interface provides real-time visualization of price, position, and profit and loss (PnL), allowing users to complete trades without switching between multiple modules.

Social-Native Trading: Strategy and Execution Completed in the Same Context

Mixin has directly integrated social features into the derivative trading environment. Users can create private trading communities and interact around real-time positions:

· End-to-end encrypted private groups supporting up to 1024 members

· End-to-end encrypted voice communication

· One-click position sharing

· One-click trade copying

On the execution side, Mixin aggregates liquidity from multiple sources and accesses decentralized protocol and external market liquidity through a unified trading interface.

By combining social interaction with trade execution, Mixin enables users to collaborate, share, and execute trading strategies instantly within the same environment.

Referral Mechanism: Non-institutional users can receive up to 60% fee split

Mixin has also introduced a referral incentive system based on trading behavior:

· Users can join with an invite code

· Up to 60% of trading fees as referral rewards

· Incentive mechanism designed for long-term, sustainable earnings

This model aims to drive user-driven network expansion and organic growth.

Self-Custody Architecture and Built-in Privacy Mechanism

Mixin's derivative transactions are built on top of its existing self-custody wallet infrastructure, with core features including:

· Separation of transaction account and asset storage

· User full control over assets

· Platform does not custody user funds

· Built-in privacy mechanisms to reduce data exposure

The system aims to strike a balance between transaction efficiency, asset security, and privacy protection.

A New Path for On-Chain Derivatives

Against the background of perpetual contracts becoming a mainstream trading tool, Mixin is exploring a different development direction by lowering barriers, enhancing social and privacy attributes.

The platform does not only view transactions as execution actions but positions them as a networked activity: transactions have social attributes, strategies can be shared, and relationships between individuals also become part of the financial system.

Regulatory Background

Mixin's design is based on a user-initiated, user-controlled model. The platform neither custodies assets nor executes transactions on behalf of users.

This model aligns with a statement issued by the U.S. Securities and Exchange Commission (SEC) on April 13, 2026, titled "Staff Statement on Whether Partial User Interface Used in Preparing Cryptocurrency Securities Transactions May Require Broker-Dealer Registration."

The statement indicates that, under the premise where transactions are entirely initiated and controlled by users, non-custodial service providers that offer neutral interfaces may not need to register as broker-dealers or exchanges.

About Mixin

Mixin is a decentralized, self-custodial privacy wallet designed to provide secure and efficient digital asset management services.

Its core capabilities include:

· Aggregation: integrating multi-chain assets and routing between different transaction paths to simplify user operations

· High liquidity access: connecting to various liquidity sources, including decentralized protocols and external markets

· Decentralization: achieving full user control over assets without relying on custodial intermediaries

· Privacy protection: safeguarding assets and data through MPC, CryptoNote, and end-to-end encrypted communication

Mixin has been in operation for over 8 years, supporting over 40 blockchains and more than 10,000 assets, with a global user base exceeding 10 million and an on-chain self-custodied asset scale of over $1 billion.

$600 million stolen in 20 days, ushering in the era of AI hackers in the crypto world

Ethereum's biggest enemy is actually AI hackers

Vitalik's 2026 Hong Kong Web3 Summit Speech: Ethereum's Ultimate Vision as the "World Computer" and Future Roadmap

Ethereum's Two Core Tenets: A "World Computer" + Global Broadcast Channel.

On the same day Aave introduced rsETH, why did Spark decide to exit?

The results of two decision-making philosophies have now been quantified

Full Post-Mortem of the KelpDAO Incident: Why Did Aave, Which Was Not Compromised, End Up in Crisis Situation?

Bad Debt, Liquidity Crisis, and DeFi Risk Reassessment

After a $290 million DeFi liquidation, is the security promise still there?

Replacing intermediary credit with code does not automatically equate to greater security

ZachXBT's post ignites RAVE nearing zero, what is the truth behind the insider control?

Perhaps what the cryptocurrency market truly needs is to transform what ZachXBT has done into institutional arrangements: stricter listing review standards, more transparent token distribution information disclosure, and more binding continuous monitoring mechanisms for exchanges.

Vitalik 2026 Hong Kong Web3 Carnival Speech Transcript: We do not compete on speed; security and decentralization are the core

Vitalik Buterin reveals the ultimate vision of Ethereum as a "world computer," announcing a hardcore roadmap for the next five years focusing on scalability, zkEVM, and quantum resistance.

Consumer-grade Crypto Global Survey: Users, Revenue, and Track Distribution

The number of active users of consumer-grade encryption has long reached tens of millions, but it is not in the sight of Silicon Valley and New York.

Prediction Markets Under Bias

Why do authoritative narratives always exclude prediction markets?

Stolen: $290 million, Three Parties Refusing to Acknowledge, Who Should Foot the Bill for the KelpDAO Incident Resolution?

The most dangerous scenario right now is that if ETH suddenly drops, Aave's bad debt could snowball even further.

ASTEROID Pumped 10,000x in Three Days, Is Meme Season Back on Ethereum?

「Space Dog」 Triggers ETH Mainnet Price Surge, Sparking SOL Community Anxiety

ChainCatcher Hong Kong Themed Forum Highlights: Decoding the Growth Engine Under the Integration of Crypto Assets and Smart Economy

Why can this institution still grow by 150% when the scale of leading crypto VCs has shrunk significantly?

The merger of the two major payment companies, Bridge and BVNK, establishes their industry position and revenue scale.