Strategy & Investment Philosophy

Idiosyncratic Alpha, Uncorrelated Returns

Our objective is to generate genuine idiosyncratic returns that outperform SOFR across all market conditions and regimes. Through strategic single-stock selection paired with disciplined beta hedging, we insulate partner capital from broader market drawdowns while capturing company-specific alpha across both our long and short books.

BenchmarkSOFR
|
Net Exposure Range< 30%
|
StructureU.S. & European L/S Equity

Strategy Architecture

The Strategy Nexus

Our portfolio is anchored around three distinct investment pillars designed to produce compounding returns irrespective of market direction.

LONG POSITIONSSECULAR GROWTH

Quality Compounders

High-conviction investments in exceptional businesses with durable competitive moats, structural pricing power, high return on capital (ROIC/ROCE), and shareholder-aligned capital allocation that compound intrinsic value over multi-year horizons.

  • ›Pristine balance sheets & cash generation
  • ›Pricing power through inflationary regimes
  • ›High ROIC well above weighted cost of capital
  • ›Founder-led or disciplined owner-operators
SHORT BOOKASYMMETRIC PAYOFFS

Catalyst Disruption

Disciplined single-stock shorts targeting structural losers, fraudulent accounting, balance sheet distress, and businesses facing secular technological disruption. We seek asymmetric downside payoff profiles with explicit catalyst timelines.

  • ›Secular margin contraction & deteriorating unit economics
  • ›Aggressive revenue recognition & accounting discrepancies
  • ›Refinancing cliffs in elevated interest rate environments
  • ›Asymmetric payoff profiles with defined loss mitigation
RISK DISCIPLINECAPITAL PRESERVATION

Dynamic Hedging

Sophisticated factor-neutralisation and dynamic beta hedging overlays to insulate portfolio equity from macroeconomic drawdowns and sector volatility, ensuring portfolio returns are overwhelmingly driven by idiosyncratic stock picking.

  • ›Target net exposure maintained strictly below 30%
  • ›Macro and style factor orthogonality constraints
  • ›Daily point-in-time VaR and stress testing across regimes
  • ›Strict single-issuer concentration cap at 15% NAV

Return Objective

Idiosyncratic returns across all market regimes

We believe investors should not pay hedge fund fees for passive market beta. Our primary benchmark is the Secured Overnight Financing Rate (SOFR). Every basis point of excess return must represent true idiosyncratic alpha produced by deep single-stock analysis rather than market tailwinds.

Excess Return over SOFR: Active Alpha Benchmark
Portfolio Exposure Limits
Point-In-Time Constraints
Target Net Exposure< 30%
Long Book Sizing80% – 100% Gross
Short Book Sizing40% – 60% Gross
Single-Stock Concentration Cap< 15% Maximum NAV
Hedging Strategy:Dynamic Index Overlays & Sector Skews

Foundational Principles

What We Value

The philosophical tenets that govern our analytical standards, capital allocation discipline, and partner relationships.

ALIGNING CAPITAL

Partner Co-Investment

Every partner invests personal balance sheet capital directly into the Sipher Street strategy. We maintain complete alignment of interest with fee discipline and open portfolio transparency.

UNCOMPROMISING STANDARDS

Intellectual Rigour

We challenge consensus narratives through independent, ground-up financial models and forensic accounting. Every thesis must defend against rigorous downside stress scenarios.

CONCENTRATED CONVICTION

Focused Deployment

We do not dilute investor returns by index-hugging or over-diversifying. When deep analysis identifies asymmetric mispricings, we size positions with high conviction.

Discipline in Execution

Our investment process

A structured 6-stage funnel designed to eliminate bias and isolate high-conviction asymmetries.

1

Sourcing

Sourcing

We generate ideas through quantitative factor screening, industry conferences, regulatory filings, corporate earnings calls, and bottom-up forensic observation across U.S. and European liquid equities.

2

Screening

Screening

Initial ideas are stress-tested through qualitative moat analysis and accounting forensic checks. We assess capital allocation history, unit economics, ROIC, and balance sheet durability to filter for genuine asymmetries.

3

Deep Dive

Deep Dive

Surviving candidates undergo comprehensive proprietary financial modelling, discounted cash flow (DCF) scenario analysis, management interviews, and supply-chain channel checks from the ground up.

4

Pitch

Pitch

Every thesis is presented with a detailed written memo specifying price targets, catalyst pathways, downside pre-mortems, and position sizing. Ideas are aggressively challenged before capital is allocated.

5

Execution

Execution

Approved positions are initiated with strict execution discipline, utilizing limit orders, liquidity-seeking algorithms, and systematic factor-hedging overlays to mitigate unwanted systematic beta.

6

Monitoring

Monitoring

Live investments are tracked continuously against earnings prints, sell-side revisions, channel check updates, and thesis invalidation triggers. We trim or exit decisively when facts change.

Fund Materials

Quarterly factsheet

Review our comprehensive factsheet documenting long/short equity exposure breakdowns, monthly net return records, factor exposures, and risk limits.

Reporting PeriodQ1 2026
BenchmarkSOFR
Format4-Page PDF
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