INBX

Inhibrx Biosciences Inc
Health CareUSCUSIP 45720N103◍ Confluence graph
Tracked 13F Holders
146
-67 QoQ
13F Value (tracked)
$982.4M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)39 adding · 14 trimming
Insider net (180d)$0

Who owns INBX?

146 tracked 13F filers

146 tracked 13F filers disclose a position in INBX as of the latest SEC 13F filings, a combined $982.4M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#FundPosition valueSharesLast moveAs ofHistory
1PERCEPTIVE ADVISORS LLC
$97.0M
1.4M
−0.7%
Reduced · −10K sh
Q1 2026
2VIKING GLOBAL INVESTORS LP
$96.7M
1.4M
Held
Q1 2026
3MORGAN STANLEY
$84.9M
1.3M
+8.2%
Added · +95K sh
Q1 2026
4Sanofi
$109.7M
1.2M
Held
Q2 2026
5HighTower Advisors, LLC
$58.5M
870K
~0%
Reduced · −307 sh
Q1 2026
6BlackRock, Inc.
$53.7M
799K
+2.8%
Added · +22K sh
Q1 2026
7Schonfeld Strategic Advisors LLC
$66.1M
698K
+174%
Added · +443K sh
Q2 2026
8STATE STREET CORP
$60.7M
640K
+16%
Added · +90K sh
Q2 2026
9VANGUARD CAPITAL MANAGEMENT LLC
$32.7M
486K
First observed position
No prior filed position
Q1 2026
10Woodline Partners LP
$25.8M
384K
+176%
Added · +245K sh
Q1 2026
11MILLENNIUM MANAGEMENT LLC
$22.0M
328K
+19%
Added · +52K sh
Q1 2026
12PFM Health Sciences, LP
$29.2M
308K
+1.0%
Added · +3K sh
Q2 2026
13Sofinnova Investments, Inc.
$28.7M
303K
−25%
Reduced · −103K sh
Q2 2026
14GEODE CAPITAL MANAGEMENT, LLC
$24.3M
256K
+11%
Added · +25K sh
Q2 2026
15HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
$11.5M
171K
−35%
Reduced · −93K sh
Q1 2026
16First Turn Management, LLC
$15.6M
165K
New
+165K sh
Q2 2026
17NORGES BANK
$10.5M
133K
New
+133K sh
Q4 2025
18CDC Financial, Inc.
$8.4M
125K
+12%
Added · +14K sh
Q1 2026
19CAPITOLIS LIQUID GLOBAL MARKETS LLC
$11.3M
119K
−4.6%
Reduced · −6K sh
Q2 2026
20SUSQUEHANNA INTERNATIONAL GROUP, LLP
$6.6M
98K
−67%
Reduced · −199K sh
Q1 2026
21GOLDMAN SACHS GROUP INC
$6.4M
95K
−5.5%
Reduced · −6K sh
Q1 2026
22NORTHERN TRUST CORP
$6.3M
94K
+5.9%
Added · +5K sh
Q1 2026
23D. E. Shaw & Co., Inc.
$5.2M
77K
−37%
Reduced · −45K sh
Q1 2026
24Jefferies Financial Group Inc.
$7.0M
73K
+88%
Added · +34K sh
Q2 2026
25KENNEDY CAPITAL MANAGEMENT LLC
$4.9M
73K
+1.9%
Added · +1K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is INBX being bought or sold by institutions?

Last quarter, 18 funds opened a new position in INBX and 21 added to an existing one, while 14 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
18
funds
Added
21
funds
Reduced
14
funds
Exited
0
funds

Funds that own INBX also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT72 funds$160.0B
META PLATFORMS INC-CLASS AMETA71 funds$68.1B
NVIDIA CORPNVDA70 funds$235.3B
AMAZON.COM INCAMZN69 funds$112.1B
ADVANCED MICRO DEVICESAMD68 funds$20.8B
ALPHABET INC-CL AGOOGL67 funds$87.0B
ALPHABET INC-CL CGOOG67 funds$79.2B
JPMORGAN CHASE & COJPM67 funds$35.9B
ELI LILLY & COLLY66 funds$47.9B
MICRON TECHNOLOGY INCMU66 funds$22.4B
APPLE INCAAPL65 funds$176.9B
TESLA INCTSLA65 funds$41.6B

Ranked by how many of INBX's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
Oct 7, 2025Viking Global Opportunities Parent GP LLC10% OwnerSell (S)16K$526K
Oct 7, 2025Viking Global Opportunities Parent GP LLC10% OwnerSell (S)309K$10.0M
Oct 7, 2025Viking Global Opportunities Parent GP LLC10% OwnerSell (S)25K$808K
Nov 20, 2024Kayyem Jon FaizDirectorBuy (P)19K$266K
Nov 20, 2024Kayyem Jon FaizDirectorBuy (P)19K$266K
Nov 19, 2024Kayyem Jon FaizDirectorBuy (P)35K$496K
Nov 19, 2024Kayyem Jon FaizDirectorBuy (P)35K$496K
Oct 3, 2024Vuori Kristiina MDDirectorBuy (P)7K$100K
Sep 16, 2024Lappe MarkChief Executive Officer, DirectorBuy (P)13K$223K
Sep 12, 2024Lappe MarkChief Executive Officer, DirectorBuy (P)27K$406K
Sep 11, 2024Vuori Kristiina MDDirectorBuy (P)6K$97K
Sep 10, 2024Lappe MarkChief Executive Officer, DirectorBuy (P)9K$129K

Institutional ownership over time

57 funds-21 since Q3 2024
062124Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $383.2M

Recent filings

15 shown

Keep exploring

Connected entities for INBX

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Ask your agent what changed in INBX

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/INBX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for INBX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for INBX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.