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Andreas Halvorsen’s Inhibrx INBX Stock Holding History

Andreas Halvorsen’s Portfolio INBX Stock Details INBX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$106M Sell
1,123,929
-313,776
-22% -$31.4M 0.3% 66
2026
Q1 		$96.7M Hold
1,437,705
– – 0.27% 64
2025
Q4 		$114M Sell
1,437,705
-350,000
-20% -$23.8M 0.3% 65
2025
Q3 		$60.2M Hold
1,787,705
– – 0.16% 69
2025
Q2 		$25.5M Hold
1,787,705
– – 0.07% 78
2025
Q1 		$25M Hold
1,787,705
– – 0.08% 82
2024
Q4 		$27.5M Hold
1,787,705
– – 0.09% 82
2024
Q3 		$28M Hold
1,787,705
– – 0.1% 79
2024
Q2 		$25.3M Buy
+1,787,705
New +$27.9M 0.1% 78

Other funds holding INBX

Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
S
Sanofi Paris, France $534M AUM 205.96% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $103B AUM 28.65% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $27.9B AUM 51.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

Andreas Halvorsen's INBX Position: Q2 2026 in Review

Andreas Halvorsen reduced its Inhibrx (INBX) stake by 22% in Q2 2026, selling an estimated $31.4M and leaving 1,123,929 shares worth $106M. The position accounts for 0.3% of the portfolio, ranked #66.

Andreas Halvorsen first reported a position in INBX in Q2 2024 and has held it in 9 quarters since. The position peaked at $114M in Q4 2025. 162 funds tracked by Wall St. Rank hold INBX as of Q2 2026.

  • Andreas Halvorsen held 1,123,929 shares of Inhibrx worth $106M as of Q2 2026.
  • Andreas Halvorsen sold 313,776 Inhibrx shares in Q2 2026, an estimated $31.4M.
  • Inhibrx made up 0.3% of Andreas Halvorsen's portfolio in Q2 2026, its #66 holding.
  • Andreas Halvorsen first reported a position in Inhibrx in Q2 2024 and has held it in 9 quarters since.
  • Andreas Halvorsen's Inhibrx position peaked at $114M in Q4 2025.
  • 162 funds tracked by Wall St. Rank held Inhibrx as of Q2 2026.

Based on Viking Global Investors's 13F filing for Q2 2026, filed 14 Aug 2026.