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YF
Yu Fan Portfolio holdings
AUM
$108M
Turnover
0%
1-Year Est. Return
137.54%
This Fund
S&P 500
This Quarter
Est. Return
+19.53%
1 Year Est. Return
+137.54%
3 Year Est. Return
+42.74%
5 Year Est. Return
-38.65%
10 Year Est. Return
–
AUM
$97M
AUM Growth
+$4.74M
(+5.1%)
Cap. Flow
+$9.45M
Cap. Flow
% of AUM
9.74%
Top 10 Holdings %
Top 10 Hldgs %
100%
Holding
8
New
3
Increased
–
Reduced
1
Closed
–
Avg Time Held
0.7
years
Top 10 Avg Time Held
0.7
years
Top 20 Avg Time Held
0.7
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
ProMIS Neurosciences
PMN
|
+$4.92M |
| 2 |
Perspective Therapeutics
CATX
|
+$4.46M |
| 3 |
ABTC
American Bitcoin Corp
ABTC
|
+$395K |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Alumis Inc
ALMS
|
+$319K |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 99.71% |
| 2 | Financials | 0.29% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
1
Kestra Medical Technologies
KMTS
$1.62B
| $45.5M | 46.89% |
2,282,519
| – | – |
2025 Q1
4 quarters
|
|
|
2
Alumis Inc
ALMS
$791M
| $17.1M | 17.64% |
776,845
-12,773
| -2% | -$319K |
2024 Q2
7 quarters
|
|
3
CeriBell Inc
CBLL
$963M
| $10.1M | 10.38% |
549,448
| – | – |
2024 Q4
5 quarters
|
|
4
Inventiva
IVA
$697M
| $8.32M | 8.58% |
1,500,000
| – | – |
2025 Q4
1 quarter
|
|
5
Whitehawk Therapeutics
WHWK
$164M
| $7.14M | 7.36% |
2,070,000
| – | – |
2025 Q1
4 quarters
|
|
|
6
Perspective Therapeutics
CATX
$248M
| $4.4M | 4.54% |
+1,055,409
| New | +$4.46M |
2026 Q1
0 quarters
|
|
|
7
ProMIS Neurosciences
PMN
$73.4M
| $4.19M | 4.32% |
+329,760
| New | +$4.92M |
2026 Q1
0 quarters
|
|
|
ABTC
8
American Bitcoin Corp
ABTC
$551M
| $285K | 0.29% |
+20,538
| New | +$395K |
2026 Q1
0 quarters
|
|
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Yu Fan's Q1 2026 Portfolio in Review
As of Q1 2026, Yu Fan held 8 positions worth $97M, up 5.1% from $92.3M the previous quarter. Its ten largest holdings account for 100% of the portfolio.
Yu Fan deployed $9.45M of net new capital in Q1 2026, opening 3 new positions. Its largest new stake was ProMIS Neurosciences: 329,760 shares worth $4.19M.
By sector, the portfolio is most concentrated in Healthcare at 100% of assets, down from 100% a quarter earlier, followed by Financials.
On the sell side, the largest reduction was Alumis Inc, an estimated $319K trimmed.
- Yu Fan's largest Q1 2026 buy was ProMIS Neurosciences: 329,760 shares worth $4.19M.
- Yu Fan's biggest Q1 2026 reduction was Alumis Inc, cutting an estimated $319K.
- Yu Fan's ten largest holdings make up 100% of its $97M portfolio in Q1 2026.
- Yu Fan opened 3 new positions and closed 0 in Q1 2026.
- Yu Fan's portfolio value rose 5.1% quarter-over-quarter to $97M.
Based on Yu Fan's 13F filing for Q1 2026, filed 18 May 2026.