XTX Topco’s Inhibrx INBX Stock Holding History

XTX Topco’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 Q1	$1.35M	Buy	20,126 +11,105	+123%	+$824K	0.02%	1171
2025 Q4	$713K	Buy	+9,021	New	+$615K	0.02%	1298
2025 Q2	–	Sell	-16,918	Closed	-$237K	–	2740
2025 Q1	$237K	Buy	+16,918	New	+$230K	0.01%	1585

Other funds holding INBX

Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return

Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Sanofi Paris, France $336M AUM 126.85% 1-Year Est. Return

HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Sofinnova Investments Menlo Park, California $2.63B AUM 117.41% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

XTX Topco's INBX Position: Q1 2026 in Review

XTX Topco increased its Inhibrx (INBX) stake by 123% in Q1 2026, buying an estimated $824K and bringing the position to 20,126 shares worth $1.35M. The position accounts for 0.02% of the portfolio, ranked #1171.

XTX Topco first reported a position in INBX in Q1 2025 and has held it in 3 quarters since. 135 funds tracked by Wall St. Rank hold INBX as of Q1 2026.

XTX Topco held 20,126 shares of Inhibrx worth $1.35M as of Q1 2026.
XTX Topco bought 11,105 Inhibrx shares in Q1 2026, an estimated $824K.
Inhibrx made up 0.02% of XTX Topco's portfolio in Q1 2026, its #1171 holding.
XTX Topco first reported a position in Inhibrx in Q1 2025 and has held it in 3 quarters since.
135 funds tracked by Wall St. Rank held Inhibrx as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.