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Disclosery

TYBOURNE CAPITAL MANAGEMENT (HK) LTD

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13F filer, CIK 1553936, HONG KONG, Hong Kong

TYBOURNE CAPITAL MANAGEMENT (HK) LTD reported $30,933,557 across 4 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-06.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001553936-25-000013

Period
2025-09-30
Reported value
$30.9M
Holdings
4
Top 10 weight
100%
New
0
Sold out
2

Largest buys vs the previous quarter

None.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
BCYCexited-993,743-$6.91M
MBUUexited-66,705-$2.09M
TSHAreduced-395,000-$1.29M
ZNTLreduced-516,666-$780K

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, Q3 2025

Share positions as resolved from 13F-HR 0001553936-25-000013, largest first. % of portfolio is the value over $30,933,557, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
TSHATAYSHA GENE THERAPIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: 3,700,000 shares; 2024Q1: 3,700,000 shares; 2024Q2: 3,700,000 shares; 2024Q3: 3,700,000 shares; 2024Q4: 3,700,000 shares; 2025Q1: 3,700,000 shares; 2025Q2: 4,095,000 shares; 2025Q3: 3,700,000 shares 3,700,000$12.1M39.11%-395,000Timeline
FBRXFORTE BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: not reported; 2024Q3: 144,981 shares; 2024Q4: 619,981 shares; 2025Q1: 619,981 shares; 2025Q2: 786,647 shares; 2025Q3: 786,647 shares 786,647$11.8M38.15%0Timeline
ALMSALUMIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: not reported; 2024Q1: not reported; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 1,399,250 shares; 2025Q3: 1,399,250 shares 1,399,250$5.58M18.05%0Timeline
ZNTLZENTALIS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: 961,486 shares; 2024Q1: 961,486 shares; 2024Q2: 961,486 shares; 2024Q3: 961,486 shares; 2024Q4: 961,486 shares; 2025Q1: 961,486 shares; 2025Q2: 1,478,152 shares; 2025Q3: 961,486 shares 961,486$1.45M4.69%-516,666Timeline

Sold out in Q3 2025

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
BCYCBICYCLE THERAPEUTICS PLC993,743$6.91Mshares
MBUUMALIBU BOATS INC66,705$2.09Mshares

How Q3 2025 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 0001553936-25-000013 base2025-11-06acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001553936-25-000013 Quarter ended 2025-09-302025-11-06acceptance time not in the bulk data set
13F-HR 0001553936-25-000011 Quarter ended 2025-06-302025-08-01acceptance time not in the bulk data set
13F-HR 0001553936-25-000007 Quarter ended 2025-03-312025-05-15acceptance time not in the bulk data set
13F-HR 0001553936-25-000002 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0001553936-24-000007 Quarter ended 2024-09-302024-11-14acceptance time not in the bulk data set
13F-HR 0001553936-24-000005 Quarter ended 2024-06-302024-08-14acceptance time not in the bulk data set
13F-HR 0001553936-24-000004 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-HR 0001553936-24-000001 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-HR 0001553936-23-000007 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-HR 0001553936-23-000005 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR 0001553936-23-000003 Quarter ended 2023-03-312023-05-15acceptance time not in the bulk data set
13F-HR 0001553936-23-000002 Quarter ended 2022-12-312023-02-14acceptance time not in the bulk data set
13F-HR 0001553936-22-000006 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-HR 0001553936-22-000005 Quarter ended 2022-06-302022-08-15acceptance time not in the bulk data set
13F-HR 0001553936-22-000004 Quarter ended 2022-03-312022-05-04acceptance time not in the bulk data set
13F-HR/A 0001553936-22-000003 Quarter ended 2021-12-312022-02-25acceptance time not in the bulk data set
13F-HR 0001553936-22-000001 Quarter ended 2021-12-312022-01-26acceptance time not in the bulk data set
13F-HR 0001553936-21-000005 Quarter ended 2021-09-302021-10-27acceptance time not in the bulk data set
13F-HR 0001553936-21-000004 Quarter ended 2021-06-302021-07-22acceptance time not in the bulk data set
13F-HR 0001553936-21-000003 Quarter ended 2021-03-312021-04-13acceptance time not in the bulk data set
13F-HR 0001553936-21-000002 Quarter ended 2020-12-312021-02-11acceptance time not in the bulk data set
13F-HR 0001553936-20-000005 Quarter ended 2020-09-302020-11-09acceptance time not in the bulk data set
13F-HR 0001553936-20-000003 Quarter ended 2020-06-302020-08-13acceptance time not in the bulk data set
13F-HR 0001567619-20-010316 Quarter ended 2020-03-312020-05-15acceptance time not in the bulk data set
13F-HR 0001567619-20-003706 Quarter ended 2019-12-312020-02-14acceptance time not in the bulk data set
13F-HR 0001567619-19-021414 Quarter ended 2019-09-302019-11-14acceptance time not in the bulk data set
13F-HR 0001567619-19-016759 Quarter ended 2019-06-302019-08-14acceptance time not in the bulk data set
13F-HR 0001567619-19-011062 Quarter ended 2019-03-312019-05-15acceptance time not in the bulk data set
13F-HR 0001567619-19-004107 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-HR 0001567619-18-006080 Quarter ended 2018-09-302018-11-14acceptance time not in the bulk data set
13F-HR 0001567619-18-000804 Quarter ended 2018-06-302018-08-14acceptance time not in the bulk data set
13F-HR 0001140361-18-023678 Quarter ended 2018-03-312018-05-15acceptance time not in the bulk data set
13F-HR 0001140361-18-007844 Quarter ended 2017-12-312018-02-14acceptance time not in the bulk data set
13F-HR 0001140361-17-042430 Quarter ended 2017-09-302017-11-14acceptance time not in the bulk data set
13F-HR 0001140361-17-031619 Quarter ended 2017-06-302017-08-14acceptance time not in the bulk data set
13F-HR 0001140361-17-020328 Quarter ended 2017-03-312017-05-15acceptance time not in the bulk data set
13F-HR 0001140361-17-006700 Quarter ended 2016-12-312017-02-14acceptance time not in the bulk data set
13F-HR 0001140361-16-086079 Quarter ended 2016-09-302016-11-14acceptance time not in the bulk data set
13F-HR 0001140361-16-076345 Quarter ended 2016-06-302016-08-15acceptance time not in the bulk data set
13F-HR 0001140361-16-065367 Quarter ended 2016-03-312016-05-16acceptance time not in the bulk data set
13F-HR 0001140361-16-053077 Quarter ended 2015-12-312016-02-16acceptance time not in the bulk data set
13F-HR 0001140361-15-041328 Quarter ended 2015-09-302015-11-16acceptance time not in the bulk data set
13F-HR 0001140361-15-031883 Quarter ended 2015-06-302015-08-14acceptance time not in the bulk data set
13F-HR 0001140361-15-019948 Quarter ended 2015-03-312015-05-15acceptance time not in the bulk data set
13F-HR/A 0001140361-15-008560 Quarter ended 2014-12-312015-02-24acceptance time not in the bulk data set
13F-HR 0001140361-15-006208 Quarter ended 2014-12-312015-02-13acceptance time not in the bulk data set
13F-HR 0001140361-14-041752 Quarter ended 2014-09-302014-11-14acceptance time not in the bulk data set
13F-HR 0001140361-14-032432 Quarter ended 2014-06-302014-08-14acceptance time not in the bulk data set
13F-HR 0001140361-14-020683 Quarter ended 2014-03-312014-05-14acceptance time not in the bulk data set
13F-HR 0001140361-14-003377 Quarter ended 2013-12-312014-01-28acceptance time not in the bulk data set
13F-HR 0001140361-13-042345 Quarter ended 2013-09-302013-11-14acceptance time not in the bulk data set
13F-HR 0001140361-13-032362 Quarter ended 2013-06-302013-08-14acceptance time not in the bulk data set