Mariner
ONC

Mariner’s BeOne Medicines Ltd ONC Stock Holding History

Mariner’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
2026
Q1 		$297K Buy
1,001
+118
+13% +$38.2K ﹤0.01% 2884
2025
Q4 		$269K Buy
883
+32
+4% +$10.5K ﹤0.01% 2938
2025
Q3 		$290K Buy
+851
New +$258K ﹤0.01% 2842

Other funds holding ONC

BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
HA
HHLR Advisors Grand Cayman, Cayman Islands $1.67B AUM 7.53% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $30.5B AUM 13.98% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Mariner's ONC Position: Q1 2026 in Review

Mariner increased its BeOne Medicines Ltd (ONC) stake by 13% in Q1 2026, buying an estimated $38.2K and bringing the position to 1,001 shares worth $297K. The position accounts for ﹤0.01% of the portfolio, ranked #2884.

Mariner first reported a position in ONC in Q3 2025 and has held it in 3 quarters since. 281 funds tracked by Wall St. Rank hold ONC as of Q1 2026.

  • Mariner held 1,001 shares of BeOne Medicines Ltd worth $297K as of Q1 2026.
  • Mariner bought 118 BeOne Medicines Ltd shares in Q1 2026, an estimated $38.2K.
  • BeOne Medicines Ltd made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2884 holding.
  • Mariner first reported a position in BeOne Medicines Ltd in Q3 2025 and has held it in 3 quarters since.
  • 281 funds tracked by Wall St. Rank held BeOne Medicines Ltd as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.