DFTX

Definium Therapeutics Inc$44.10 3.42%
Health CareUSCUSIP 24477V105· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
193
13F Value (tracked)
$1.3B
Insider Net · 180d
-$3.4M
0↑ 5↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)58 adding · 2 trimming
Insider net (180d)-$3.4M

Price & smart-money activity

$44.10 3.42%5Y -7.3%
$2.09$14.60$27.12$39.63$52.1420212022202320242025202663105357
Hover for who · click for detailEnd-of-day closing prices52w $8.44 – $48.45
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Ask your agent what changed in DFTX

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/DFTX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for DFTX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

193 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$160.3M
8.5M
New
+8.5M sh
Q1 2026
2Avoro Capital Advisors LLC
$94.5M
5.0M
New
+5.0M sh
Q1 2026
3JANUS HENDERSON GROUP PLC
$67.2M
3.6M
New
+3.6M sh
Q1 2026
4Deep Track Capital, LP
$56.7M
3.0M
New
+3.0M sh
Q1 2026
5GEODE CAPITAL MANAGEMENT, LLC
$47.2M
2.5M
New
+2.5M sh
Q1 2026
6STATE STREET CORP
$46.7M
2.5M
New
+2.5M sh
Q1 2026
7Octagon Capital Advisors LP
$46.1M
2.4M
New
+2.4M sh
Q1 2026
8Commodore Capital LP
$37.8M
2.0M
New
+2.0M sh
Q1 2026
9FMR LLC
$34.2M
1.8M
New
+1.8M sh
Q1 2026
10Trails Edge Capital Partners, LP
$32.9M
1.7M
New
+1.7M sh
Q1 2026
11GOLDMAN SACHS GROUP INC
$31.7M
1.7M
New
+1.7M sh
Q1 2026
12ArrowMark Colorado Holdings LLC
$30.1M
1.6M
New
+1.6M sh
Q1 2026
13CITADEL ADVISORS LLC
$25.2M
1.3M
New
+1.3M sh
Q1 2026
14Candriam S.C.A.
$24.4M
1.3M
New
+1.3M sh
Q1 2026
15BALYASNY ASSET MANAGEMENT L.P.
$24.1M
1.3M
New
+1.3M sh
Q1 2026
16TWO SIGMA INVESTMENTS, LP
$22.7M
1.2M
New
+1.2M sh
Q1 2026
17MARSHALL WACE, LLP
$22.7M
1.2M
−60%
Reduced · −1.8M sh
Q1 2026
18ADAGE CAPITAL PARTNERS GP, L.L.C.
$21.7M
1.1M
New
+1.1M sh
Q1 2026
19VANGUARD CAPITAL MANAGEMENT LLC
$20.7M
1.1M
New
+1.1M sh
Q1 2026
20Holocene Advisors, LP
$20.6M
1.1M
New
+1.1M sh
Q1 2026
21AWM Investment Company, Inc.
$20.4M
1.1M
−23%
Reduced · −314K sh
Q1 2026
22Catalio Capital Management, LP
$19.6M
1.0M
New
+1.0M sh
Q1 2026
23AMERIPRISE FINANCIAL INC
$18.3M
967K
New
+967K sh
Q1 2026
24Siren, L.L.C.
$17.4M
919K
New
+919K sh
Q1 2026
25VANGUARD PORTFOLIO MANAGEMENT LLC
$16.5M
873K
New
+873K 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.

Fund activity: latest quarter

Opened (NEW)
55
funds
Added
3
funds
Reduced
2
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$3.4M
5 insiders
Net
-$3.4M
8 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 25, 2026Sullivan MarkChief Legal OfficerSell (S)13K$586K
Jun 25, 2026Roberts BrandiChief Financial OfficerSell (S)3K$136K
Jun 25, 2026Barrow RobertChief Executive Officer, DirectorSell (S)29K$1.3M
Jun 25, 2026Karlin DanielChief Medical OfficerSell (S)10K$452K
Jun 25, 2026Wiley Matthew T.Chief Commercial OfficerSell (S)3K$129K
Jun 22, 2026Wiley Matthew T.Chief Commercial OfficerGrant (A)63K$0
Jun 22, 2026Barrow RobertChief Executive Officer, DirectorGrant (A)375K$0
Jun 22, 2026Roberts BrandiChief Financial OfficerGrant (A)63K$0
Jun 22, 2026Sullivan MarkChief Legal OfficerGrant (A)63K$0
Jun 22, 2026Karlin DanielChief Medical OfficerGrant (A)100K$0
Jun 11, 2026Adsett RogerDirectorGrant (A)4K$0
Jun 11, 2026Adsett RogerDirectorGrant (A)15K$0

Funds that own DFTX also own

CompanyCo-held byCombined value
ELI LILLY & COLLY64 funds$6.8B
INTUITIVE SURGICAL INCISRG62 funds$3.0B
MICROSOFT CORPMSFT61 funds$22.7B
BROADCOM INCAVGO61 funds$12.5B
BOSTON SCIENTIFIC CORPBSX61 funds$1.9B
NVIDIA CORPNVDA60 funds$36.3B
AMAZON.COM INCAMZN60 funds$20.5B
ALPHABET INC-CL AGOOGL60 funds$14.5B
META PLATFORMS INC-CLASS AMETA60 funds$11.0B
ADVANCED MICRO DEVICESAMD60 funds$2.8B
UNITEDHEALTH GROUP INCUNH60 funds$2.4B
DANAHER CORPDHR60 funds$2.1B

Ranked by how many of DFTX's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for DFTX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.