American Bitcoin shares fell nearly 47% from September 30

Date: 2025-12-01
Entry type: investor-market-loss
Current status: Shares down nearly 47% from September 30 in AP's measurement window

The market-price decline affected public shareholders; it is not converted into a dollar loss without shareholder cost bases.

Entities and roles

Donald J. Trumpfather and sitting president during his sons' private investment activity
American Bitcoin Corp.publicly traded issuer
Donald Trump Jr.son and American Bitcoin investor
Eric Trumpson, American Bitcoin co-founder, and beneficial owner

Donald J. Trumpson and co-founder of Trump-linked American BitcoinEric Trump
businessfamilyreported2 sourcesCited claim 1
Donald J. Trumpson and investor in Trump-linked American BitcoinDonald Trump Jr.
businessfamilyreported2 sourcesCited claim 1

lossShare-price declinenearly 47%
Loss or cost borne by
American Bitcoin public shareholders
reported · 2025-12-01 · observedPopulation American Bitcoin share price from September 30 through AP's December reportPeriod 2025-09-30 to 2025-12-01Basis Use AP's reported price change over the stated market window.Limits A share-price drawdown is not realized investor loss; holders entered at different prices and may not have sold.Open cited evidence

factreported
AP reported that American Bitcoin shares fell 15.6% in one session and were down nearly 47% from September 30, affecting public holders of a company in which Eric Trump and Donald Trump Jr. held stakes.
- Associated Press: Bitcoin briefly dips below $85,000 in crypto routAmerican Bitcoin single-session and September-to-report price declines plus Trump-family ownership context
- Axios: Trump sons launch bitcoin mining ventureLaunch report identifying Eric Trump and Donald Trump Jr. as principals of American Bitcoin

Single-session share-price decline15.6%
Basis
Observed
Population
American Bitcoin share price in the AP-reported session
Period
2025-12-01 to 2025-12-01
As of
2025-12-01
Method
Use AP's reported single-session percentage decline.
Uncertainty
Price movement is not realized loss for every holder.