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Concentrated activist conviction
Eight to twelve positions, enormous conviction, and a megaphone: Ackman buys simple, predictable, cash-generative businesses, agitates for change when needed, and occasionally lands the asymmetric macro hedge of the decade — like turning $27M into $2.6B in March 2020.
Net worth
Estimatedyearly estimates from public reporting · risk pane = rolling volatility, the standard deviation of annual growth wealth managers useThe allocation
Estimatedmodeled from public reporting — a wealth manager's sketch, not a statement8–12 concentrated positions
Returns
EstimatedThe post-restructuring run
Concentrated large-cap book plus manufactured catalysts
Portfolio highlights
public & private — widely reported positions; weights are member-gated- Universal Music Grouppublic
The flagship position
- Pershing Square Holdingsfund
The permanent-capital vehicle
- Alphabetpublic
The AI-era conviction add
Private allocations
best public information — stakes and terms mostly undisclosedSold a minority stake at a ~$10B+ valuation in 2024
The pillars
- A handful of great businesses beats a hundred good ones
- Activism is the catalyst you manufacture yourself
- Asymmetric hedges: risk 30bps to make 100x when the world breaks
Signature moves
- The 2020 credit-hedge trade: $27M of CDS premium into $2.6B in weeks
- Publicly exited the Herbalife short war — and learned to stop fighting crowds
The tax playbook
Editorialstrategies widely reported around Ackman — never tax adviceCarry and the manager stake
Most of the fortune is the management company and fund interests — wealth that grows as carried interest and enterprise value, taxed at capital-gains rates and only when monetized.
The permanent-capital wrapper
PSH's Guernsey-listed closed-end structure gives investors — himself included — a compounding vehicle with no forced distributions and offshore efficiency.
Compiled from public reporting on structures these investors are widely reported to use. Tax outcomes depend entirely on individual circumstances — this is background reading, not tax advice.
On the wire
tracked filings & reports — live from SEC EDGAR and pressLoading the wire…
Recent moves
from public filings & press — quarter-level, not live data- FILINGQ2 2026
13F showed continued concentration — top five names remain the large majority of the book
- RAISE2025
Kept building toward the US-listed permanent-capital vehicle ambition
Sources
Where this profile's information comes from — filings first.
This profile is an editorial summary compiled from public sources. Allocation, return, and prediction figures are MODELED ESTIMATES — informed guesses, not verified data; predictions are illustrative scenarios only. No affiliation with or endorsement by Bill Ackman is implied, and nothing on this page is investment advice.