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Tybourne Capital Management 13F holdings, Q1 2025

Holdings as of March 31, 2025 · filings on SEC EDGAR · latest filing →

Tybourne Capital Management disclosed 5 US equity positions worth $23.6m in its Q1 2025 13F filing. The largest position was ACELYRIN INC (SLRN US) at 30.5% of the reported book, followed by TSHA and BCYC. Against the Q4 2024 filing, it opened 0 new positions, added to 0 and reduced 1 among the top 5 holdings.

← Q4 2024 · Q2 2025 →

What did Tybourne Capital Management own in Q1 2025? Top 5 positions

#StockSectorWeightValueSharesΔ sharesvs Q4 2024
1 ACELYRIN INC (SLRN US) 30.5%$7.2m2,906,629 0% held
2 TSHA TAYSHA GENE THERAPIES INC (TSHA US) Healthcare 21.8%$5.1m3,700,000 0% held
3 BCYC BICYCLE THERAPEUTICS LTD-ADR (BCYC US) Healthcare 20.8%$4.9m576,343 -55% reduced
4 FBRX FORTE BIOSCIENCES INC (FBRX US) 20.4%$4.8m619,981 0% held
5 ZNTL ZENTALIS PHARMACEUTICALS INC (ZNTL US) Healthcare 6.5%$1.5m961,486 0% held

Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.