TYBOURNE CAPITAL MANAGEMENT (HK) LTD

CIK 1553936 · View on SEC EDGAR ↗

Portfolio value
$30.9M
#8,846 of 9,443 by 13F value · top 93.7%
Positions
4
As of
Sept. 30, 2025 Data as of Q3 2025

Portfolio value QoQ: -10.4% 13F does not disclose cash

Top 10 holdings weight
100.00%
Top 25 holdings weight
100.00%
Positions above 1%
4
Effective number of positions
3.0

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q3 2025: 0.0% Est. buys $0 · sells $11,068,865

Median holding: 1.0 quarters Tracked Q4 2024–Q3 2025 · 11.8% still held

New positions
0
Increased
0
Decreased
2
Closed
2
On this page

Sector breakdown

Healthcare
100.0%

Full portfolio 4 positions

Type Streak 8Q trend
TSHA Taysha Gene Therapies, Inc. - Common Stock $12,099,000 39.11% 3,700,000 $2,639,550 Down ×1
FBRX Forte Biosciences, Inc. - Common Stock $11,799,705 38.15% 786,647 $1,628,359
ALMS Alumis Inc. - Common Stock $5,583,008 18.05% 1,399,250 $1,385,258
ZNTL Zentalis Pharmaceuticals, Inc. - common stock $1,451,844 4.69% 961,486 $-262,812 Down ×1

Top movers (QoQ)

Security Action Shares Δ Value Δ
TSHA Trimmed -395K +$2.6M
FBRX Price move only +0 +$1.6M
ALMS Price move only +0 +$1.4M
ZNTL Trimmed -517K -$263K

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

SecurityQuarter Shares before Value before Price since exit
CP March 31, 2025 625,899 $45,296,311 36.1%
IQV March 31, 2025 199,290 $39,162,478 45.3%
ADSK March 31, 2025 111,300 $32,896,941 -5.6%
EPAM March 31, 2025 135,469 $31,675,362 -36.7%
LPLA March 31, 2025 77,285 $25,234,326 9.6%
LSCC March 31, 2025 327,100 $18,530,215 125.3%
DASH March 31, 2025 109,300 $18,335,075 20.1%
Z March 31, 2025 206,673 $15,304,136 -48.0%
TXN March 31, 2025 80,933 $15,175,747 47.5%
CARG March 31, 2025 265,346 $9,695,743 26.4%
TSM March 31, 2025 47,286 $9,338,513 153.1%
SLRN June 30, 2025 2,906,629 $7,179,374 No longer tracked
BCYC Sept. 30, 2025 993,743 $6,906,514 -43.7%
AMZN March 31, 2025 31,272 $6,860,765 35.5%
META March 31, 2025 10,894 $6,378,546 -4.8%
STX March 31, 2025 71,841 $6,200,597 911.1%
ZG March 31, 2025 80,861 $5,729,002 -45.8%
CSCO March 31, 2025 92,501 $5,476,060 79.9%
XYZ March 31, 2025 58,687 $4,987,809 47.4%
ANSS March 31, 2025 11,738 $3,959,580 No longer tracked
NEE March 31, 2025 53,137 $3,809,392 19.9%
CMG March 31, 2025 61,354 $3,699,647 -28.5%
MBUU March 31, 2025 79,966 $3,005,922 -2.6%
HOOD March 31, 2025 76,793 $2,861,308 155.4%
TEAM March 31, 2025 10,573 $2,573,257 -19.8%
HUBS March 31, 2025 3,265 $2,274,955 -59.1%
HIMS March 31, 2025 92,645 $2,240,157 9.6%
MELI March 31, 2025 1,288 $2,190,167 -0.7%
MBUU Sept. 30, 2025 66,705 $2,090,535 -7.9%
CRWD March 31, 2025 5,942 $2,033,115 -46.9%
MU March 31, 2025 22,021 $1,853,288 1033.2%