Prime Brokerage

日期: 2026-05-12 方向: 机构DeFi / RWA 阶段: Phase 1 - TradFi基础设施深度 (Day 1-14) 标签: #机构金融 #PrimeBrokerage #FalconX #HiddenRoad #B2C2

---

今日目标

---

一、核心概念

1.1 什么是Prime Brokerage

Prime Brokerage (PB) = 投资银行/Broker-Dealer为对冲基金/Asset Manager提供的一站式服务包, 包括：

  Trading Execution        ─ 交易执行 (访问多个市场)
   ↓
  Securities Lending       ─ 借券做空
   ↓
  Margin/Leverage Financing─ 融资融券
   ↓
  Custody                  ─ 持仓托管
   ↓
  Clearing/Settlement      ─ 清结算
   ↓
  Capital Introduction     ─ 资金对接 (帮基金募资)
   ↓
  Risk Management Tools    ─ 风险管理工具
   ↓
  Reporting/Analytics      ─ 持仓/PnL/Risk报告
   ↓
  Operational Services     ─ 后台运营 (corporate actions, tax, etc)

1.2 Prime Brokerage的核心价值

对Hedge Fund: One-stop Shop

不需要分别和10家Broker、5家Custodian、3家Lender做对接, 一家PB搞定一切, 节省运营成本+对手方管理。

对Investment Bank: 高利润业务

PB的收入来源:

• Margin Lending Interest (利差)
• Securities Lending Fee
• Trading Commission
• Custody Fee
• Capital Introduction commission
• 单一对冲基金客户每年收入可达千万美元级

1.3 全球十大TradFi PB

注: PB市场Top 4占~70%份额, 头部集中。

1.4 Hedge Fund对PB的依赖

  典型Hedge Fund运营 (TradFi):

  [Hedge Fund Manager]
       │
       │ Single relationship
       ▼
  [Prime Broker (e.g., Goldman)]
       │
       ├── Custody                  → 持仓
       ├── Trading                  → 全球市场访问
       ├── Margin Financing         → 杠杆资金
       ├── Securities Lending       → 借券做空
       ├── Clearing                 → 后台
       └── Operations               → Reporting
       
  HF专注Strategy + Trading, 后台全包给PB.

---

二、TradFi Prime Brokerage深度

2.1 Goldman Sachs Prime Services

GS PB最核心业务之一, 服务**>4000家Hedge Funds + Asset Managers**。

  GS Prime Services 矩阵:
  
  ┌─────────────────────────────────────┐
  │ Equities Prime                       │
  │  - Cash equity execution             │
  │  - Synthetic prime (TRS/Swaps)       │
  │  - Securities Lending                │
  │  - Capital Intro                     │
  │  - Outsourced Trading                │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │ Fixed Income Prime                   │
  │  - Repo Markets access               │
  │  - Government/Corporate bonds        │
  │  - Credit derivatives                │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │ FX Prime                             │
  │  - Multi-bank FX access              │
  │  - NDF, Forward, Swap                │
  │  - PB Account at multiple LP banks   │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │ Marquee (Tech Platform)              │
  │  - Risk analytics (Risk Engine)      │
  │  - Position management               │
  │  - Trade execution UI                │
  │  - APIs                              │
  └─────────────────────────────────────┘

2.2 PB Synthetic vs Physical

  Physical Prime (传统):
  HF buys 1000 shares AAPL
  PB borrows on behalf
  PB delivers stock to HF custody
  HF pays cash + financing interest

  Synthetic Prime (TRS - Total Return Swap):
  HF and PB enter swap agreement
  HF "synthetically" exposed to AAPL price
  No physical delivery, just cash settle PnL
  优势: 跨境tax, 监管simpler, 更隐秘

2.3 PB的信用授信

PB对每个HF客户做Credit Risk Assessment:

  Credit Limits typical components:
  - Initial Margin Requirement (基于策略风险)
  - Maintenance Margin
  - Concentration Limits per asset
  - Sector/Country limits
  - Daily/Monthly Loss Limits (auto-stop)
  - Stress Test scenarios

  典型大型HF:
  - $1B AUM HF可能从GS拿$3-5B financing capacity
  - Leverage 3-5x typical (some 10-20x)
  - 每日Mark-to-Market with margin call

2.4 PB的"对手方风险"双向

• HF对PB风险: PB倒闭(2008 Bear Stearns/Lehman), HF资产被卷
• PB对HF风险: HF blow-up (1998 LTCM, 2021 Archegos), PB承担违约损失

Archegos 2021: 单一家族办公室爆仓, 引发CS损失$5B+, MS+UBS+Nomura等也亏损巨大, 加深行业对Single Family Office Risk的认知.

---

三、加密Prime Brokerage演进

3.1 加密PB与TradFi的差异

3.2 加密PB的核心痛点解决

机构进入Crypto的主要痛点:

• Liquidity分散: 同一资产价格在多个CEX/DEX不同
• Counterparty Risk: 资产存哪家CEX都有FTX-style风险
• Settlement风险: 跨CEX套利需要预存款
• Operational复杂: 接入多家CEX需多账户/多API
• Compliance: 各CEX KYC/AML不一致

加密PB的价值: 统一接入 + Custody分离 + 信用授信.

3.3 三大代表玩家

  ┌──────────────────────────────────────────┐
  │  Crypto Prime Brokers Landscape           │
  ├──────────────────────────────────────────┤
  │                                            │
  │  Pure-Play Crypto PB:                      │
  │  - FalconX        (US, $1.8B Series D)     │
  │  - Hidden Road    (US, multi-asset PB)     │
  │  - B2C2           (UK/US, market maker+PB) │
  │  - Genesis Global (倒闭2023后部分重组)     │
  │  - Cumberland     (DRW子公司, OTC+PB)      │
  │                                            │
  │  Crypto Exchange Prime:                    │
  │  - Coinbase Prime                          │
  │  - Binance VIP                             │
  │  - Bybit Prime                             │
  │  - OKX Liquid                              │
  │                                            │
  │  TradFi expanding:                         │
  │  - Goldman Sachs (selectively)             │
  │  - Marex (commodities+crypto)              │
  │                                            │
  └──────────────────────────────────────────┘

---

四、FalconX深度

4.1 公司概览

• 2018年成立, San Francisco
• 创始人Raghu Yarlagadda + Prabhakar Reddy (前Google)
• 2022 Series D: 估值**$8B** (后compress) / 2024 Tiger Global等参与
• 累计交易量**>$1.5T**
• 客户: 600+ (含PayPal, Visa, Stripe等TradFi)
• 监管: NY State Trust + 多州MSB + Singapore MAS Major Payment Institution

4.2 FalconX服务矩阵

  ┌─────────────────────────────────────┐
  │  Trading                              │
  │  - Spot OTC (deep liquidity)          │
  │  - Derivatives (options, futures)     │
  │  - Algorithmic execution (TWAP/VWAP)  │
  │  - Block trading                      │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │  Credit                               │
  │  - Margin Trading (up to 5x)          │
  │  - Stablecoin lending                 │
  │  - BTC/ETH borrowing                  │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │  Custody                              │
  │  - Native cold storage                │
  │  - Or 3rd-party (Anchorage/Fireblocks)│
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │  Banking                              │
  │  - Fiat on/off ramp                   │
  │  - USD/EUR account                    │
  │  - SWIFT integration                  │
  └─────────────────────────────────────┘
  
  ┌─────────────────────────────────────┐
  │  Treasury Management                  │
  │  - Stablecoin yield                   │
  │  - Stablecoin rewards                 │
  │  - Crypto Treasury services           │
  └─────────────────────────────────────┘

4.3 FalconX定位

不是"Pure broker", 是**"Crypto Prime + Bank-like services"**:

• 类比JPMorgan-style integrated bank for crypto
• 客户用一个portal做trading + custody + lending + banking
• 服务范围: 大型机构 (Hedge Fund, Asset Manager, Family Office, TradFi)

4.4 关键合作伙伴

• PayPal: stablecoin (PYUSD) liquidity provider
• Visa: settlement infrastructure
• 大型ETF Issuer: 部分托管和liquidity
• TradFi Banks: 结算合作

---

五、Hidden Road深度

5.1 公司概览

• 2018年成立
• CEO Marc Asch (前Brevan Howard量化)
• 总部纽约
• 估值~$2B (2024)
• 多资产PB: Crypto + FX + Commodities + Equities + Fixed Income

5.2 关键差异: 多资产Prime

Hidden Road是唯一同时做TradFi + Crypto Prime的独立公司:

  Hidden Road = TradFi PB + Crypto PB统一stack
  
  Equities: 全球50+市场
  FX: Multi-LP access
  Fixed Income: Repo + Treasury bonds
  Commodities: 部分
  Crypto: BTC/ETH/Stablecoin/Top alts
  
  统一credit, 统一reporting, 统一settlement
  适合multi-strategy hedge funds

5.3 商业模式

• Margin financing across asset classes: 客户可用股票抵押借crypto
• Cross-asset netting: 全资产组合保证金 efficient
• TradFi-grade infrastructure: 适合TradFi基金试水Crypto

5.4 战略意义

Hidden Road填补了Goldman/MS等传统PB不愿/不能做Crypto的空白. 客户群是Multi-strategy基金需要TradFi+Crypto统一PB.

---

六、B2C2深度

6.1 公司概览

• 2015年成立, London
• 创始人Max Boonen (前Goldman)
• 2020被SBI Holdings (日本金融集团) 收购
• 监管: UK FCA + 多辖区license
• 全球10+办公室

6.2 业务模式

B2C2不是pure PB, 是Market Maker for Stablecoins/Crypto + PB services:

  B2C2作为做市商:
  - Quote bid/ask price for OTC trades
  - Tight spreads as inventory holder
  - Win or lose on spread
  
  B2C2作为PB:
  - 客户接入B2C2's liquidity
  - Direct OTC trading
  - Margin services
  - Settlement infrastructure

6.3 客户群

• 加密企业 (Coinbase等做counterparty)
• TradFi Banks (BNY/Goldman)
• 大型基金
• Stablecoin issuer

6.4 SBI收购的战略

SBI是日本最大Online Broker, 收购B2C2:

• 进入Crypto OTC市场
• 日本市场Crypto liquidity
• Asia市场扩张

---

七、Crypto PB的信用授信模型

7.1 信用风险评估维度

  Crypto PB Credit Risk Assessment:
  
  财务实力:
  - AUM, AUC
  - PnL track record
  - Capital adequacy
  
  策略风险:
  - 策略类型 (Market Making vs Directional vs Arbitrage)
  - Leverage 使用
  - VaR/Stress Test
  - Drawdown历史
  
  操作风险:
  - 团队背景
  - 技术stack
  - SOC合规
  - Trading systems uptime
  
  对手方风险:
  - 资产存哪些CEX
  - 现有Counterparty
  - Concentration
  
  Crypto specific:
  - Smart Contract exposure
  - DeFi protocol使用
  - Bridge/Wrapping风险
  - Regulatory exposure

7.2 典型Credit Limits

  Tier 1 (Top HF, $500M+ AUM):
  - Trading Limit: $50M-$500M per day
  - Margin Capacity: $100M-$1B
  - Settlement: T+0 same day
  - Special Pricing Tier
  
  Tier 2 (Medium HF, $50M-$500M):
  - Trading Limit: $5M-$50M per day
  - Margin Capacity: $10M-$100M
  - T+0 with limit
  
  Tier 3 (Small HF, <$50M):
  - Trading Limit: $1M-$10M per day
  - 通常 fully collateralized
  - 标准pricing

7.3 Margin Call/Liquidation机制

  典型Margin Mechanism:

  Initial Margin: 20-50% of position value
  Maintenance Margin: 15-30%
  
  Daily Mark-to-Market:
  - Positions revalued every X minutes
  - 24×7 (vs TradFi每日一次)
  
  Margin Call:
  - Equity drops to MM threshold → call
  - 数小时内补保证金 (vs TradFi T+1)
  
  Auto-Liquidation:
  - 不补保证金 → 强平
  - 通常partial liquidation maintain Equity > MM

---

八、TradFi → Web3 映射

8.1 链上"DeFi Prime"的演进

  Stage 1 (2020-2022): 单功能DeFi
  - Aave: Lending only
  - Uniswap: Spot AMM
  - dYdX: Perp only
  
  Stage 2 (2022-2024): 集成尝试
  - Aave + GHO stablecoin
  - dYdX V4 (own chain, perp + lending plans)
  - GMX V2 (perp + spot integration)
  
  Stage 3 (2024-2026 in progress): 机构级
  - Hyperliquid: 高性能perp + spot DEX
  - Aevo (formerly Ribbon): options + perp
  - Drift Protocol (Solana): integrated PB-like
  
  Stage 4 (2026+ predicted):
  - Full on-chain Prime Brokerage
  - Cross-margin across protocols
  - 机构级credit lines via Real-World Asset
  - 与Custody (Fireblocks)集成

8.2 设计案例: 链上+链下混合PB

  ┌──────────────────────────────────────────┐
  │  Hybrid Crypto Prime Brokerage             │
  ├──────────────────────────────────────────┤
  │                                            │
  │  Off-chain (Centralized Layer):            │
  │  - Custody (Fireblocks/Anchorage)          │
  │  - Credit assessment + KYC                 │
  │  - Reporting (TradFi-style)                │
  │  - Banking integration (USD/EUR)           │
  │  - Compliance (Travel Rule, OFAC)          │
  │                                            │
  │  On-chain (DeFi Layer):                    │
  │  - Trading via DEX (Uniswap V4, dYdX)      │
  │  - Lending via Aave/Morpho                 │
  │  - Staking via Lido/EigenLayer             │
  │  - Cross-protocol cross-margin             │
  │                                            │
  │  Hybrid Layer (Bridge):                    │
  │  - Capital efficient routing               │
  │  - Risk engine统一 on/off-chain positions  │
  │  - Settlement orchestration                │
  │                                            │
  └──────────────────────────────────────────┘

---

九、关键速查

---

十、面试题（资深级）

Q1: 解释TradFi Prime Brokerage的"经济护城河"为什么这么深, 加密PB能否复制?

30秒版：TradFi PB护城河 = ①资本规模 (大行balance sheet可承担HF信用风险); ②多市场access (DTCC/CCP/Clearing关系); ③Stock Borrow库存 (大行长期持仓提供借券); ④Capital Intro生态 (HF募资网络); ⑤Tech平台 (Marquee等数十年投资). Crypto PB可部分复制(Trading/Custody/Lending), 但Borrow库存+Cap Intro生态+TradFi clearing access短期难达到. 长期看Crypto PB会与TradFi PB在某些领域汇合 (Goldman已在做选择性Crypto PB).

2分钟版：

• TradFi PB护城河详解:
  1. 资本规模: 大行balance sheet $1T+, 可approve单HF $1B+ margin
  2. 市场Access: 几十年沉淀的DTCC/CCP/CLS会员资格, 不可短期复制
  3. Stock Borrow库存: 大行长期持有大量股票供HF借券做空
  4. Cap Intro网络: 几千个LP (Pension/Endowment/Sovereign) 关系
  5. Tech: 几十亿USD投入Risk Engine/Algorithm Library/UI
  6. 品牌: 50+年历史, FAA-grade trust
  7. Network Effect: 多基金共用提升Stock Lending效率
• Crypto PB能复制的部分:
  • Trading execution (deep liquidity through aggregation)
  • Custody (借助Anchorage/Fireblocks)
  • Lending (Crypto Lending市场逐渐成熟)
  • Risk tools (FalconX等已有)
  • 24×7服务 (Crypto优势)
• Crypto PB难复制的部分:
  • Borrow库存深度: TradFi几十年stock lending vs Crypto才5-7年
  • Cap Intro网络: TradFi PB有Pension/Endowment等conservative LP, Crypto PB主要服务crypto-native LP
  • Cross-asset financing: TradFi可用stocks抵押借crypto等; Crypto PB通常仅Crypto抵押Crypto
  • Settlement infrastructure: DTCC/CLS等几十年沉淀
• 未来汇合可能:
  • TradFi PB进入Crypto: Goldman已做(选择性), Morgan Stanley探索
  • Crypto PB进入TradFi: Hidden Road是Multi-asset, FalconX有银行license
  • 2030预测: Top 5 Multi-asset PB可能包括1-2家crypto-native或crypto-heavy
• PM启示: 创业Crypto PB需要在某细分(如DeFi PB或Asia市场)建立深度, 不应直接对标Goldman全部能力。

Q2: Genesis Global为什么倒闭? 对Crypto PB行业的教训?

30秒版：Genesis Global 2023年1月破产, 直接原因 = 过度集中信贷风险 (3AC借了$2.3B unsecured, FTX借了大量), 间接 = 缺乏现代风控 (无Real-time MTM, 无多元化抵押品要求, 与母公司DCG的关联交易引conflict). 教训: ①信贷风控是Crypto PB核心; ②Counterparty diversification不可妥协; ③Conflict of Interest (PB+做市+发币集中) 危险; ④监管协调差(分散在US/Bermuda)增加复杂性.

2分钟版：

• Genesis背景:
  • DCG (Digital Currency Group) 子公司, 创始人Barry Silbert
  • Crypto OTC + Lending先驱 (2013年开始)
  • 2021-2022 peak loan book ~$15B
  • 与Genesis Trading (OTC), Grayscale (GBTC), CoinDesk (媒体)等姐妹公司
• 倒闭路径 (2022-2023):
  1. 3AC违约 (2022.6): Genesis对3AC借出$2.3B unsecured loan; 3AC破产 → Genesis $1B+损失
  2. FTX exposure (2022.11): FTX破产, Genesis有~$175M搁浅
  3. Mass Withdrawal (2022.11): 客户挤兑 → Genesis暂停withdrawal
  4. DCG复杂关联 (2022-2023): DCG欠Genesis $1.6B, Genesis欠客户, "Promissory Note"会计争议
  5. Chapter 11 (2023.1): Genesis Lending申请破产
  6. 2024复重组: 部分恢复, Crypto PB业务转型
• 直接原因:
  • 过度集中: 3AC单一借款人占15% loan book
  • Unsecured Loans: 部分大额无抵押 (基于reputation)
  • 缺乏Real-time MTM: 抵押品估值滞后
  • 与DCG母公司conflict of interest: 母公司用Genesis funding做其他投资
• 行业教训:
  • Counterparty Diversification: 单一借款人不超5-10% capital
  • Always Collateralized: 即使顶级HF也要抵押, 跟TradFi PB一致
  • Real-time MTM: 24×7 mark-to-market with margin call
  • Conflict of Interest Walls: PB + Trading + Issuance必须法律隔离
  • Liquidity Management: stress test挤兑场景
  • 监管 separation: Lending vs Trading不应同实体
• 后续行业反应:
  • FalconX/Hidden Road等收紧风控
  • Coinbase Prime强化separation
  • 监管(SEC等)关注PB+做市+发币的conflict
  • 客户更看重保险、法律分隔
• PM启示: 设计Crypto PB必须从Genesis教训出发, 风控不可因增长压力放松。

Q3: 设计一个面向Crypto Native HF的下一代Prime Brokerage产品, 与FalconX/HR如何差异化?

30秒版：差异化 = ①DeFi原生 (链上Aave/Morpho/Drift深度集成做yield generation); ②Cross-protocol margin (链上头寸跨Aave-Compound-DEX统一保证金); ③Treasury优化Vault (自动stablecoin yield + Restaking + RWA mix); ④MEV保护 (集成Flashbots/MEV-Boost风险管理); ⑤Asia/中东合规牌照覆盖 (vs FalconX美国为主). 目标客户: Crypto-native quant funds + 加密对冲基金.

2分钟版：

• 市场分析:
  • Crypto-native HF (e.g., Pantera, Galaxy, Multicoin等) 越来越多
  • 现有PB (FalconX/HR)偏TradFi-style, DeFi原生集成不深
  • 机会: Web3 Native Prime Brokerage
• 产品定位: "DeFi-Native Prime Brokerage for Crypto Quant Funds"
• 核心差异化:
  • DeFi原生集成:
    • Native Aave/Morpho lending APIs (vs FalconX外部)
    • Drift Protocol for perp on Solana
    • dYdX V4集成
    • Real-time DeFi protocol risk monitoring
    • Cross-protocol position management
  • Cross-protocol Margin:
    • 客户在Aave有抵押 + Drift有头寸 + Lido有stETH → 统一maintenance margin
    • "DeFi Cross-Margin Engine"是核心技术
  • Treasury Optimization Vault:
    • 自动rebalance stablecoin between Aave/Morpho/Yearn
    • Liquid Restaking (EtherFi/Renzo)
    • Tokenized RWA (BUIDL/USDY) integration
    • 目标yield 7-12% vs sit on USDC (0%)
  • MEV Protection:
    • 集成Flashbots Protect for trades
    • Private mempool (Manifold, Beaver Build)
    • MEV-aware order routing
  • Compliance & Geographic:
    • 主辖区: Singapore MAS MPI + UAE VARA + 美国MSB
    • 目标客户: Asia + 中东crypto funds (FalconX未深耕)
    • 24×7 Asia-time客户支持
• 技术Stack:
  • 后端: Rust核心 (high performance) + Python风控 + Solidity合约
  • Custody: Fireblocks白标 + Co-Signer
  • Risk Engine: 自建Cross-Protocol model
  • 接入: 100+ DeFi协议 + 主要CEX
• vs FalconX/HR:
  • vs FalconX: 更DeFi原生, 但Capital规模可能小
  • vs Hidden Road: 不做TradFi跨资产, 专精Crypto+DeFi
  • vs Coinbase Prime: 独立, 不限Coinbase exchange
  • vs Genesis (重组后): 更新一代风控
• 挑战:
  • 监管成本高 (multi-jurisdiction)
  • Capital requirement大 (做margin需要balance sheet)
  • Crypto Hedge Fund market相对小
  • 风险事件 (一次大失败可能毁公司)
• 融资路径:
  • Crypto VC: Paradigm/Multicoin/Hashed
  • Asia: HashKey, Animoca, Pantera Asia

Q4: 解释TradFi PB的"Synthetic Prime" (TRS), 以及它在Crypto有何对应?

30秒版：TRS (Total Return Swap) = HF和PB的衍生合约, HF经济暴露于某资产收益但不实际持有. 优势: ①跨境tax(some places no withholding); ②监管simpler (HF不出现在13F filings); ③杠杆放大; ④Synthetic short容易. Crypto对应: Perpetual Futures (Perp) = 链上TRS (dYdX/GMX/Hyperliquid). 但TRS是OTC双边合约, Perp是exchange-cleared, 风险模型不同.

2分钟版：

• TRS详解:
  • 法律: ISDA Master Agreement下的衍生合约
  • 经济: Long Party (HF) 收"Total Return" (price + dividends), 付"Funding Cost" (LIBOR/SOFR + spread)
  • PB作为Counterparty, 实际持有底层资产做Hedge
• Synthetic Prime优势:
  • Tax Optimization: 美国HF做日股, 通过TRS可避免日本Withholding Tax
  • Disclosure避免: TRS不算13F filing (positions暴露less)
  • 杠杆: TRS notional可远超collateral, Capital efficient
  • 快速建仓: 不需先借股票
  • Synthetic Short: 比Stock Borrow更easy
• TRS风险: Archegos 2021 case-study
  • Archegos用TRS建立$50B+ underlying positions但只拿出$10B equity
  • 多家PB (CS/MS/UBS/Nomura) 不知Archegos总exposure (因TRS不见公开)
  • Margin Call时所有PB同时dump → CS损失$5B+
• Crypto对应: Perpetual Futures
  • dYdX, GMX, Hyperliquid, Drift, Aevo
  • 经济类似TRS: long/short price exposure with funding rate
  • 不同点:
    • Perp: Exchange-cleared (centralized or DEX-based)
    • TRS: OTC bilateral
    • Perp: Standardized contract
    • TRS: Bespoke
    • Perp: Public position (OK for crypto)
    • TRS: Private
• 机构使用Perp场景:
  • 大额BTC做空 (避免borrow + sell流程)
  • 杠杆multiplier (10-100x on dYdX)
  • Funding rate arbitrage
  • Hedging long position不卖real asset
• 链上TRS等价物:
  • 早期: dYdX V3/V4
  • 新一代: Hyperliquid (高性能), Drift, Aevo
  • DeFi原生: Synthetix (synthetic assets via debt pool)
• TradFi vs Crypto Synthetic Prime对比:

Q5: PB如何评估"对手方信用风险"? Crypto PB有什么特殊考量?

30秒版：TradFi PB信用模型 = ①Quantitative: AUM/PnL track record/VaR/Stress test; ②Qualitative: 团队/策略/操作风险; ③Concentration: 单一对手方限额; ④Collateral: Initial Margin覆盖典型downside. Crypto PB特殊点: ①Smart Contract风险评估 (DeFi exposures); ②链上行为分析 (TRM/Chainalysis); ③Stablecoin issuer风险 (Tether/USDC depeg); ④MEV/Sandwich受害历史; ⑤Bridge/Wrap风险.

2分钟版：

• TradFi PB信用模型:
  • Quantitative:
    • AUM (规模)
    • Historical PnL (volatility, max drawdown, Sharpe)
    • VaR (Value at Risk, 95% / 99%)
    • Stress Test scenarios (2008, 2020, etc)
    • Concentration analysis (single position vs total)
  • Qualitative:
    • Team experience and reputation
    • Strategy logic和 sustainability
    • Operations (SOC compliance, technology)
    • Governance (board, risk committee)
  • Concentration Limits:
    • Single counterparty < 10% PB equity
    • Sector limits
    • Country limits
  • Collateral:
    • Initial Margin (pre-trade)
    • Maintenance Margin (mark to market)
    • Variation Margin (daily/intraday)
• Crypto PB特殊考量:
  • Smart Contract Exposure:
    • 客户钱包interact过哪些DeFi协议?
    • 协议hack history?
    • 合约审计状态?
    • Bridge使用 (高风险)
    • 例: 客户在Curve LP $50M, Curve hack history → 增加风险评估
  • 链上行为分析 (Chainalysis/TRM):
    • 钱包地址risk score
    • 历史counterparty (mixers/sanctioned)
    • Wash trading检测
    • Sybil network detection
  • Stablecoin Issuer Risk:
    • 客户USDT vs USDC比例
    • DAI/FRAX等去中心化stablecoin
    • 历史depeg事件 (USDC 2023.3短暂depeg)
  • MEV/Sandwich Vulnerability:
    • 历史交易是否经常被sandwich
    • 是否使用Flashbots/Private mempool
  • Custody Setup:
    • 自托管 vs Custodian
    • Multi-sig configuration
    • Key management hygiene
  • Regulatory Exposure:
    • SEC Wells notice历史
    • 客户jurisdictional risk (Russia, Iran等制裁)
    • Travel Rule compliance status
• 风险评估Tools:
  • Chainalysis KYT (Know Your Transaction)
  • TRM Labs Risk
  • Elliptic
  • Internal models combining on-chain + off-chain
• 真实案例: 2022 3AC危机
  • 表面: 大型Crypto HF, AUM $10B+
  • 真相: 在Terra LUNA重仓($600M+), 高杠杆DeFi
  • PB没看穿real exposure → unsecured借款
  • 结果: LUNA崩盘 → 3AC违约 → Genesis等多家PB亏损
  • 教训: Crypto PB必须做链上深度尽调
• PM启示: Crypto PB风控既要TradFi mindset也要DeFi原生工具, 单纯任一都不够。

---

十一、明日预告

明天 (Day 12) 进入 OTC与做市商——大宗交易、RFQ协议、做市商仓位管理, 研究Cumberland/GSR/Wintermute业务模式与做市商在加密生态的角色。