AC
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Aaron Cowen’s ArriVent BioPharma AVBP Stock Holding History

Aaron Cowen’s Portfolio AVBP Stock Details AVBP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$157M Buy
4,515,531
+114,448
+3% +$3.38M 2.87% 6
2026
Q1 		$102M Buy
4,401,083
+295,048
+7% +$6.66M 2.59% 12
2025
Q4 		$82.6M Buy
4,106,035
+402,583
+11% +$8.38M 1.69% 22
2025
Q3 		$68.3M Buy
3,703,452
+290,664
+9% +$5.71M 1.75% 18
2025
Q2 		$74.3M Buy
3,412,788
+1,075,292
+46% +$22.3M 2.24% 14
2025
Q1 		$43.2M Buy
2,337,496
+91,496
+4% +$2.24M 1.6% 18
2024
Q4 		$59.8M Buy
2,246,000
+400,838
+22% +$11.5M 2.04% 15
2024
Q3 		$43.4M Buy
1,845,162
+132,459
+8% +$3.01M 1.39% 26
2024
Q2 		$31.8M Buy
1,712,703
+148,994
+10% +$2.66M 1.17% 31
2024
Q1 		$27.9M Buy
+1,563,709
New +$31.5M 1.04% 33

Other funds holding AVBP

IAM
Infinitum Asset Management Fort Lauderdale, Florida $983M AUM 26.53% 1-Year Est. Return
HA
HHLR Advisors Grand Cayman, Cayman Islands $832M AUM 32.38% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
OCA
Octagon Capital Advisors New York $1.11B AUM 866.76% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SI
Sofinnova Investments Menlo Park, California $1.93B AUM 134.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VC
Vivo Capital Palo Alto, California $1.1B AUM 799.93% 1-Year Est. Return

Aaron Cowen's AVBP Position: Q2 2026 in Review

Aaron Cowen increased its ArriVent BioPharma (AVBP) stake by 2.6% in Q2 2026, buying an estimated $3.38M and bringing the position to 4,515,531 shares worth $157M. The position accounts for 2.87% of the portfolio, ranked #6.

Aaron Cowen first reported a position in AVBP in Q1 2024 and has held it in 10 quarters since. 156 funds tracked by Wall St. Rank hold AVBP as of Q2 2026.

  • Aaron Cowen held 4,515,531 shares of ArriVent BioPharma worth $157M as of Q2 2026.
  • Aaron Cowen bought 114,448 ArriVent BioPharma shares in Q2 2026, an estimated $3.38M.
  • ArriVent BioPharma made up 2.87% of Aaron Cowen's portfolio in Q2 2026, its #6 holding.
  • Aaron Cowen first reported a position in ArriVent BioPharma in Q1 2024 and has held it in 10 quarters since.
  • 156 funds tracked by Wall St. Rank held ArriVent BioPharma as of Q2 2026.

Based on Suvretta Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.