Tang Capital Management’s BeOne Medicines Ltd ONC Stock Holding History

Tang Capital Management’s Portfolio ONC Stock Details ONC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-37,000	Closed	-$10.1M	–	219
2025 Q1	$10.1M	Hold	37,000	–	–	0.56%	46
2024 Q4	$6.83M	Hold	37,000	–	–	0.45%	60
2024 Q3	$8.31M	Hold	37,000	–	–	0.59%	50
2024 Q2	$5.28M	Hold	37,000	–	–	0.54%	56
2024 Q1	$5.79M	Sell	37,000 -48,000	-56%	-$7.73M	0.6%	54
2023 Q4	$15.3M	Hold	85,000	–	–	1.42%	19
2023 Q3	$15.3M	Hold	85,000	–	–	2.16%	14
2023 Q2	$15.2M	Hold	85,000	–	–	2.23%	14
2023 Q1	$18.3M	Hold	85,000	–	–	2.73%	11
2022 Q4	$18.7M	Sell	85,000 -20,000	-19%	-$3.67M	2.72%	12
2022 Q3	$14.2M	Buy	+105,000	New	+$18M	1.74%	19
2022 Q1	–	Sell	-20,000	Closed	-$5.42M	–	56
2021 Q4	$5.42M	Buy	+20,000	New	+$6.75M	1.09%	20

Other funds holding ONC

BBA

Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

HHLR Advisors Grand Cayman, Cayman Islands $1.67B AUM 7.53% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Temasek Holdings Singapore $30.5B AUM 13.98% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Tang Capital Management's ONC Position: Q2 2025 in Review

Tang Capital Management sold out of BeOne Medicines Ltd (ONC) in Q2 2025, closing a stake of 37,000 shares — an estimated $10.1M sold.

Tang Capital Management first reported a position in ONC in Q4 2021 and held it in 12 quarters. The position peaked at $18.7M in Q4 2022. 243 funds tracked by Wall St. Rank hold ONC as of Q2 2025.

Tang Capital Management reported no remaining BeOne Medicines Ltd position as of Q2 2025 after selling out during the quarter.
Tang Capital Management sold 37,000 BeOne Medicines Ltd shares in Q2 2025, an estimated $10.1M.
Tang Capital Management first reported a position in BeOne Medicines Ltd in Q4 2021 and held it in 12 quarters.
Tang Capital Management's BeOne Medicines Ltd position peaked at $18.7M in Q4 2022.
243 funds tracked by Wall St. Rank held BeOne Medicines Ltd as of Q2 2025.

Based on Tang Capital Management's 13F filing for Q2 2025, filed 14 Aug 2025.