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Yu Fan

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13F filer, CIK 1668029, CENTRAL, HONG KONG, Hong Kong

Yu Fan reported $97,016,174 across 8 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-18.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001193125-26-227546

Period
2026-03-31
Reported value
$97M
Holdings
8
Top 10 weight
100%
New
3
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
CATXnew+1,055,409$4.4M
PMNnew+329,760$4.19M
ABTCnew+308,076$285K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
ALMSreduced-12,773-$281K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0001193125-26-227546, largest first. % of portfolio is the value over $97,016,174, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
KMTSKESTRA MED TECHNOLOGIES LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 2,282,519 shares; 2025Q2: 2,282,519 shares; 2025Q3: 2,282,519 shares; 2025Q4: 2,282,519 shares; 2026Q1: 2,282,519 shares 2,282,519$45.5M46.89%0Timeline
ALMSALUMIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 789,618 shares; 2024Q4: 789,618 shares; 2025Q1: 789,618 shares; 2025Q2: 789,618 shares; 2025Q3: 789,618 shares; 2025Q4: 789,618 shares; 2026Q1: 776,845 shares 776,845$17.1M17.64%-12,773Timeline
CBLLCERIBELL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 1,222,202 shares; 2025Q1: 1,222,202 shares; 2025Q2: 1,353,166 shares; 2025Q3: 1,353,166 shares; 2025Q4: 549,448 shares; 2026Q1: 549,448 shares 549,448$10.1M10.38%0Timeline
IVAINVENTIVA SAQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 1,500,000 shares; 2026Q1: 1,500,000 shares 1,500,000$8.32M8.58%0Timeline
WHWKWHITEHAWK THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 2,070,000 shares; 2025Q2: 2,070,000 shares; 2025Q3: 2,070,000 shares; 2025Q4: 2,070,000 shares; 2026Q1: 2,070,000 shares 2,070,000$7.14M7.36%0Timeline
CATXPERSPECTIVE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 1,055,409 shares 1,055,409$4.4M4.54%newTimeline
PMNPROMIS NEUROSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 329,760 shares 329,760$4.19M4.32%newTimeline
ABTCAMERICAN BITCOIN CORP.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 308,076 shares 308,076$285K0.29%newTimeline

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001193125-26-227546 base2026-05-18acceptance time not in the bulk data set