Yiheng Capital Management, L.P.

Fundamental concentrated ★Highest signal CIK 1447228
League rank
#916
in Fundamental concentrated · #7212 overall
Long book
$230.7M
Q1 2026
Positions
24
Top-10 weight
82%
concentration
Last quarter
+2.4%
SPY +14.8%
Turnover
33%
of book per quarter

Strategy in plain words

auto-generated from filings

Yiheng Capital Management, L.P. is a concentrated fundamental stock-picker, running a $230.7M US long book across 24 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: NOAH HOLDINGS LTD-SPON ADS, NEW ORIENTAL EDUCATIO-SP ADR, JD.COM INC-ADR, BILIBILI INC-SPONSORED ADR, H WORLD GROUP LTD-ADR.

Over the last 9 quarters its long book ran on average 1.7pp per quarter ahead of the S&P 500, beating the index in 5 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+1.7%
Q2 2024
+36.9%
Q3 2024
-12.8%
Q4 2024
-0.4%
Q1 2025
+15.3%
Q2 2025
+17.3%
Q3 2025
-2.5%
Q4 2025
-2.2%
Q1 2026
+2.4%

Sector allocation

Technology
71%
Healthcare
29%

Long book by quarter

$696.3M
Q1 2024
$709.1M
Q2 2024
$541.5M
Q3 2024
$451.9M
Q4 2024
$284.5M
Q1 2025
$276.1M
Q2 2025
$302.3M
Q3 2025
$229.3M
Q4 2025
$230.7M
Q1 2026

What does Yiheng Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
HNGE HINGE HEALTH INC-ATechnology296.9K$11.4M5.0%New
BILL BILL HOLDINGS INCTechnology222.8K$8.5M3.7%New
SVCO SILVACO GROUP INCTechnology1.1M$7.8M3.4%Held
KYMR KYMERA THERAPEUTICS INCHealthcare73.4K$6.1M2.7%Held
VRDN VIRIDIAN THERAPEUTICS INCHealthcare208.7K$4.1M1.8%Held
PASG PASSAGE BIO INCHealthcare86.1K$676K0.3%+151.0%
CLBT CELLEBRITE DI LTDTechnology46.0K$634K0.3%New
BEAM BEAM THERAPEUTICS INCHealthcare21.1K$503K0.2%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202624$230.7M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202624$494.3M canonicalSEC ↗
Q3 202513F-HRNov 14, 202527$678.1M canonicalSEC ↗
Q2 202513F-HRAug 14, 202525$1.11B canonicalSEC ↗
Q1 202513F-HR/ARESTATEMENTMay 16, 202525$1.08B canonicalSEC ↗
Q1 202513F-HRMay 15, 202525$1.53B SEC ↗
Q4 202413F-HRFeb 11, 202523$2.60B canonicalSEC ↗
Q3 202413F-HRNov 12, 202419$1.95B canonicalSEC ↗
Q2 202413F-HRAug 14, 202426$1.24B canonicalSEC ↗
Q1 202413F-HRMay 15, 202425$1.80B canonicalSEC ↗