DNTH // Dianthus Therapeutics Inc.

DES <GO> NASDAQ CIK 0001690585 ↗

Health Care • Biotechnology: Pharmaceutical Preparations

$82.70 ▲ +0.39 (+0.47%)

MKT CAP: $4.63B • VOL: 849.1K

52W L $32 52W H $118

ALTMAN Z

26.00 SAFE

PIOTROSKI

4 / 9

DNTH // ROARABLE RATING & 5-PILLAR RQD CONFIDENCE 02:00 EST DETERMINISTIC ENGINE

▼ DOWNGRADE // C- (RQD 59) -> D+ (RQD 58) AS OF 2026-11-01

ROARABLE D+

RQD CONFIDENCE

58 / 100 -1D

5 X 20-PT QUANT PILLARS

E 0 D 35 C 59 B 70 A 86+

Roarable Sell — Weak Fundamentals / Trim

01 MASSIVE / SEC XBRL

Forensic Fundamentals

[LOCKED] FLAGGED

UNLOCK BELOW TO REVEAL

02 OPRA GEX + SEC 13F

Whale & Options Flow

10 / 20

NEUTRAL

NET GEX +0% • CALL SWEEP 52% • P/C 0.71

03 SEC FORM 4 (90D)

Insider Conviction

[LOCKED] FLAGGED

UNLOCK BELOW TO REVEAL

04 FRED 90D r-MATRIX

Macro Regime Fit

14 / 20

SOLID

TAILWIND • r(10Y)=+0.00 (+23bp) • r(OAS)=+0.00

05 10-K REDLINE AUDIT

Forensic 10-K Risk

13 / 20

SOLID

20 BASE - 7 DEDUCT • 0 CRIT / 0 MED • STABLE

ALERT

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SIG <GO> CROSS-FEED TRIANGULATION // PROPRIETARY ANOMALY ENGINE (1 ACTIVE ON DNTH)

STAGE 2 DETERMINISTIC Z-SCORE + STAGE 3 GEEK DESK BRIEF ALL MARKET ANOMALIES <SIG>

▼ BEARISH // F-RATED EARNINGS MIRAGE // ACCRUAL WATCHSIFTER 02 // ACCRUAL & RECEIVABLES FORENSICS

SEVERITY: 86/100 Z-SCORE: +2.76σ

DNTH Accounting Gap: Net Income (-91.1%) Outpaced OCF (-65.1%) With +106.2% Working-Capital Build

CASH CONVERSION GAP

-26.0% (NI vs OCF)

RECEIVABLES / WC BLOAT

+106.2% VS REV

60D C-SUITE FORM 4 SALES

0 OPEN-MKT DUMPS

[GEEK DESK FORENSIC NOTE // SEC XBRL × FORM 4 CROSS-CHECK]

SEC EDGAR XBRL CompanyFacts10-K/10-Q Working Capital ScheduleSEC Form 4 Executive Sales

SEC EDGAR XBRL triangulation on Dianthus Therapeutics Inc. (DNTH) exposes a +-26.0% Cash Conversion Gap as YoY Net Income growth (-91.1%) diverged from Operating Cash Flow growth (-65.1%). Non-cash current assets and receivables expanded +106.2% relative to top-line revenue growth. Monitor upcoming 10-Q cash realization closely for accrual mean-reversion.

DNTH // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: -6.17%📐 HORIZONTAL RANGE

2026-10-30O $81.29H $83.73L $80.58C $82.38VOL 496.9K

RES: $139.2SUP: $66.06SMA50: $92.76SMA200: $85.03

DNTH // INSTITUTIONAL BULL VS. BEAR FORENSIC DEBATE

UNDERWEIGHT CONVICTION: 28/100

BEAR 0

100 BULL

Dianthus Therapeutics Inc. (DNTH) exhibits 41.0% gross margins and -30.7% return on invested capital within Health Care (Biotechnology: Pharmaceutical Preparations), balanced against a 24.0x enterprise multiple and 7.2% implied options volatility.

▲ INSTITUTIONAL BULL THESIS (LONG)

01. Operating Leverage & Capital Efficiency Moat

Sustained 41.0% gross profitability converts into -60.0% operating margin and -30.7% ROIC, outpacing sector cost of capital.

ROIC: -30.7% // GM: 41.0%

02. Top-Line Expansion & Cash Conversion

YoY revenue trajectory of -65.0% paired with -2.79% free cash flow yield supports self-funded R&D and capital return.

REV YOY: -65.0% // FCF YLD: -2.79%

03. Balance Sheet Solvency & Forensic Quality

Altman Z-Score of 26.00 and Piotroski F-Score of 4/9 indicate low near-term refinancing stress.

ALTMAN Z: 26.00 // F-SCORE: 4/9

▼ INSTITUTIONAL BEAR THESIS (SHORT / RISK)

01. Multiple Compression & Duration Sensitivity

Trading at 24.0x trailing P/E (20.0x Fwd P/E) leaves valuation vulnerable if real 10Y TIPS yields spike.

P/E: 24.0x // EV/EBITDA: —

02. Options Skew & Event Volatility Risk

Options market prices a ±7.2% implied move with a 0.71 put/call ratio around $81.00 max pain.

IMPL MOVE: ±7.2% // P/C: 0.71

03. Competitive Margin & CapEx Cycle Pressure

Elevated industry capital intensity and customer concentration in Biotechnology: Pharmaceutical Preparations require continuous execution to defend -60.0% net margins.

NET MARGIN: -60.0% // D/E: 0.03x

KEY CATALYST // Upcoming 10-Q/10-K XBRL margin progression, guidance revision vs 20.0x forward consensus, and institutional 13F positioning.

MACRO REGIME // Monitor US 10Y Real Yields (DFII10) and High-Yield Credit Spreads (OAS) for beta-adjusted multiple impact (Beta 1.08).

FORM 4 & 13F FLOW OPEN OWN <GO>

FILER	SIDE	$ VALUE
INSPECT FULL OWNERSHIP LEDGER IN OWN <GO>

UNUSUAL OPTIONS TAPE OPEN OPT <GO>

STRIKE / EXP	TYPE	PREMIUM
INSPECT GEX & CHAIN IN OPT <GO>

KEY VALUATION & PROFITABILITY RATIOS XBRL FA <GO>

TRAILING P/E —

FORWARD P/E 20.0x

EV / EBITDA —

FCF YIELD -2.79%

GROSS MARGIN 41.0%

OPERATING MARGIN -60.0%

NET MARGIN -60.0%

ROIC % -30.7%

REV GROWTH YOY -65.0%

DILUTED EPS TTM $-2.90

DEBT / EQUITY 0.03x

DIVIDEND YIELD 0.00%

RSI-14 MOMENTUM 46.8

5Y EQUITY BETA 1.08

FRED MACRO SENSITIVITY (PEARSON r) ECST <GO>

MACRO CORRELATION CALIBRATION ACTIVE BELOW.

FRED MACRO REGIME STRESS-TEST SIMULATOR // DNTHPEARSON R VARIANCE ENGINE

01 // SELECT FEDERAL RESERVE & CREDIT SHOCK SCENARIO

02 // POSITION NOTIONAL EXPOSURE

HEADLINE STRESS SCORE

75/100SEVERE DRAWDOWN PRESSURE

PRIMARY FACTOR EXPOSURE

DFII10 // -0.61 r

Latest: 2.08%

EST. DIRECTIONAL MOVE

-8.50%

Implied Px: $75.67

EST. DOLLAR VARIANCE

-$4,248

On $50,000 Notional

[LOCKED // MULTI-FACTOR DRAWDOWN HEDGE & MACRO TRIGGER ALERT]

Unblur the exact $50,000 delta-adjusted ETF/options hedge ratio for DNTH & activate live FRED threshold breach alerts.

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