Companies / Dianthus Therapeutics, Inc.

Dianthus Therapeutics, Inc.

Nasdaq: DNTHCIK 1690585NEW YORK, NYmagentatx.com ↗

Financials · FY2025

Revenue$2.04M
Net income$-162.34M
Total debt—
Cash$110.55M
Diluted EPS$-4.20
Shares outstanding55.9M

Ownership

55.9M shares outstanding · as of Aug 3, 2026
0.12%Insiders
Ownership
Insiders0.12%65,292
10%+ / strategic11.86%6,632,303
Institutions97.74%54,668,022
Public float0.00%0

Reported holdings exceed shares outstanding — public float shown as 0; some positions may overlap or lag.

% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.

Insiders 7

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Insider% of sharesShares
Garcia MarinoCEOCEO AND PRESIDENT · Director
0.12%65,292
Carr EdwardCHIEF ACCOUNTING OFFICER
0.00%0
Randhawa SimratEVP, Head of R&D
0.00%0
Soteropoulos PaulaDirector
0.00%0
Kango SujayDirector
——
Savitz RyanEVP, CFO & CBO
——
Veness Adam MSVP, General Counsel and Sec.
——

Institutional holders 189

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HolderValue% of shares
BlackRock, Inc.$401.99M7.37%
Fmr LLC$265.04M11.50%
State Street Corporation$229.80M4.21%
RA Capital Management, L.P.$219.18M4.67%
Wellington Management Group LLP$103.16M4.48%
Octagon Capital Advisors LP$99.59M4.32%
Fairmount Funds Management LLC$88.07M3.82%
Avidity Partners Management LP$86.71M3.76%
Deerfield Management Company, L.P.$85.58M1.82%
Vanguard Group Inc$84.42M3.66%

Activity

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InsidersInstitutions
What insiders are doing in this stock (Form 4).
DateActorActionSecurityValueShares ΔPosition afterImpact
Mar 12, 2026Garcia Marino
CEO
SellCommon Stock$5.36M-66K
-82.50%
13,896
0.02% of shares
medium
Mar 12, 2026Garcia Marino
CEO
SellCommon Stock$3.51M-44K
-35.39%
79,413
0.14% of shares
medium
Mar 12, 2026Randhawa Simrat
Executive
SellCommon Stock$2.76M-34K
-100.00%
0
0.00% of shares
medium
Mar 24, 2026Soteropoulos Paula
Director
SellCommon Stock$2.15M-28K
-100.00%
0
0.00% of shares
medium
Mar 12, 2026Carr Edward
Executive
SellCommon Stock$1.92M-23K
-84.32%
4,365
<0.01% of shares
medium
Mar 12, 2026Carr Edward
Executive
SellCommon Stock$1.28M-16K
-36.29%
27,830
0.05% of shares
medium
Mar 12, 2026Garcia Marino
CEO
SellCommon Stock$1.06M-13K
-92.08%
1,100
<0.01% of shares
medium
Mar 12, 2026Garcia Marino
CEO
ExerciseCommon Stock$823.6K+123K
122,918
0.22% of shares
low

5%+ ownership events

Schedule 13D / 13G
FilerStance% of classSharesDate
T. Rowe Price Investment Management, Inc.Passive13G/A—6,632,303—
T. Rowe Price Investment Management, Inc.Passive13G—3,888,456—
RA Capital Management, L.P.Passive13G/A———
Point72 Asset Management, L.P.Passive13G/A———
RA Capital Management, L.P.Passive13G/A———

Securities

via CUSIP / OpenFIGI
SymbolTypeMarketCUSIPFIGI
DNTH——252828108—