Does Baker Bros. Advisors own ONC stock?

Yes. As of its Q2 2026 13F, Baker Bros. Advisors holds 8,801,567 shares of ONC (BeOne Medicines), worth $2.5B.

How many shares of ONC does Baker Bros. Advisors own?

As of its Q2 2026 13F, Baker Bros. Advisors holds 8,801,567 shares of ONC (BeOne Medicines).

As of its Q2 2026 13F, Baker Bros. Advisors' ONC position is worth $2.5B.

In Q2 2026, Baker Bros. Advisors increased its ONC position by 2,514 shares.

Baker Bros. Advisors already held ONC in its Q1 2019 13F, the earliest on record, and has listed it in 30 quarterly 13F filings.

Position history for BAKER BROS. ADVISORS LP's holdings in BEONE MEDICINES LTD

Current Value

$2.5B

Current Shares

8.8M

Total Value Change

+$929.5M

Total Shares Change

-3.2M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	8.8M	+0.0%	$2.5B	12.6%	$284.97	62
2026-Q1	Unchanged	8.8M	0.0%	$2.6B	15.0%	$296.97	0
2025-Q4	Unchanged	8.8M	0.0%	$2.7B	15.7%	$303.81	0
2025-Q3	Unchanged	8.8M	0.0%	$3B	21.7%	$340.70	0
2025-Q2	Unchanged	8.8M	0.0%	$2.1B	20.7%	$242.07	0
2025-Q1	Decreased	8.8M	-7.7%	$2.4B	26.5%	$272.17	0
2024-Q4	Decreased	9.5M	-9.8%	$1.8B	18.8%	$184.71	0
2024-Q3	Unchanged	10.6M	0.0%	$2.4B	24.6%	$224.51	0
2024-Q2	Unchanged	10.6M	0.0%	$1.5B	19.3%	$142.67	0
2024-Q1	Unchanged	10.6M	0.0%	$1.7B	20.7%	$156.39	0
2023-Q4	Decreased	10.6M	-9.4%	$1.9B	21.7%	$180.36	0
2023-Q3	Unchanged	11.7M	0.0%	$2.1B	12.1%	$179.87	0
2023-Q2	Unchanged	11.7M	0.0%	$2.1B	12.0%	$178.30	0
2023-Q1	Unchanged	11.7M	0.0%	$2.5B	13.7%	$215.53	0
2022-Q4	Unchanged	11.7M	0.0%	$2.6B	15.4%	$219.94	0
2022-Q3	Unchanged	11.7M	0.0%	$1.6B	10.3%	$134.82	0
2022-Q2	Unchanged	11.7M	0.0%	$1.9B	10.7%	$161.85	0
2022-Q1	Unchanged	11.7M	0.0%	$2.2B	12.6%	$188.60	0
2021-Q4	Unchanged	11.7M	0.0%	$3.2B	15.4%	$270.93	0
2021-Q3	Unchanged	11.7M	0.0%	$4.2B	18.6%	$363.00	0
2021-Q2	Unchanged	11.7M	0.0%	$4B	17.6%	$343.19	0
2021-Q1	Unchanged	11.7M	0.0%	$4.1B	17.6%	$348.08	0
2020-Q4	Decreased	11.7M	-12.3%	$3B	11.4%	$258.39	0
2020-Q3	Increased	13.3M	+12.9%	$3.8B	15.2%	$286.44	70
2020-Q2	Unchanged	11.8M	0.0%	$2.2B	9.8%	$188.40	0
2020-Q1	Unchanged	11.8M	0.0%	$1.4B	8.9%	$123.11	0
2019-Q4	Unchanged	11.8M	0.0%	$2B	10.4%	$165.76	0
2019-Q3	Unchanged	11.8M	0.0%	$1.4B	9.8%	$122.46	0
2019-Q2	Decreased	11.8M	-1.5%	$1.5B	9.9%	$123.95	0
2019-Q1	First report	12M	-	$1.6B	10.1%	$132.00	0