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Exelixis vs Moderna (EXEL vs MRNA)

Side by side from their SEC filings: revenue, margins, growth, returns and valuation, plus short interest, insider activity and institutional ownership.

Exelixis is the larger company by revenue ($2.3B vs $1.9B). Moderna carries the larger market value ($61.6B vs $13.9B). Exelixis has grown revenue faster over the last 4 fiscal years (+61.7% cumulative vs -89.5%).

About Exelixis

Exelixis, Inc. is a biopharmaceutical company focused on developing and commercializing oncology medicines. Its main products include cabozantinib-based therapies marketed as CABOMETYX and COMETRIQ, which are approved to treat various forms of cancer such as renal cell carcinoma, hepatocellular carcinoma, thyroid cancer, and neuroendocrine tumors. The company serves patients and healthcare providers by advancing cancer treatment options through its internal research and strategic collaborations.

About Moderna

Moderna, Inc. develops medicines based on messenger RNA (mRNA) technology to treat and prevent diseases. Its main products include COVID-19 vaccines Spikevax and mNEXSPIKE, and the respiratory syncytial virus vaccine mRESVIA. The company serves patients globally and is advancing a pipeline of vaccines and therapies for infectious diseases, oncology, and rare diseases.

Head to head (EXEL FY2025 vs MRNA FY2025)

MetricEXELFY2025MRNAFY2025
Revenue$2.32B$1.94B
Revenue growth (YoY)7.0%-39.9%
Gross margin
Operating margin37.6%
Net margin33.7%
Net income$782.6M$-2.82B
Diluted EPS$2.78$-7.26
FCF margin37.7%
ROE36.2%-32.6%
Long-term debt / equity0.07×
Market cap$13.90B$61.59B
P/E17.8×

Fundamentals are from each company’s SEC filings (EXEL FY2025, MRNA FY2025). ROE is net income over fiscal-year-end equity; long-term debt / equity counts non-current term debt only. P/E and market cap are derived from stored market prices, last retrieved on a rolling basis and typically within the past week.

Five-year trend (as reported)

EXEL by fiscal yearFY2020FY2021FY2022FY2024FY2025
Revenue$1.43B$1.61B$1.83B$2.17B$2.32B
Net income$231.1M$182.3M$207.8M$521.3M$782.6M
Operating margin20.0%12.5%9.3%27.9%37.6%
MRNA by fiscal yearFY2021FY2022FY2023FY2024FY2025
Revenue$18.47B$19.26B$6.85B$3.24B$1.94B
Net income$12.20B$8.36B$-4.71B$-3.56B$-2.82B
Operating margin72.0%48.9%-61.9%

Exelixis and Moderna use different fiscal calendars (EXEL's FY2025 ended 2026-01-02, MRNA's FY2025 ended 2025-12-31), so their fiscal years are shown separately rather than forced into one timeline.

Peer standing

Where each company ranks among the 71 biotech companies, on the same scale. Each figure is ranked only against peers that report it. Percentiles describe position in the distribution, not a rating.

MetricEXELMRNA
Revenue growth (YoY)
+7.0%40th percentile of 64
-39.9%14th percentile of 64
ROE
36.2%92nd percentile of 61
-32.6%47th percentile of 61
Short interest (days to cover)
8.71d54th percentile of 71
9.15d60th percentile of 71

Short interest

FINRA settlement dataEXELMRNA
Shares sold short28.0M52.8M
Change vs prior settlement-2.5%+6.1%
Days to cover8.719.15
As of settlement2026-08-142026-08-14

Source: FINRA Consolidated Short Interest. FINRA is the owner and source of the FINRA-supplied data; republishing or redistributing it is not permitted. Not presented as a percentage of float. No FINRA endorsement of this product is implied.

Insider activity (last 90 days)

Form 4 activity (codes P/S)EXELMRNA
Buys00
Sells1 ($526,512)7 ($35.2M)

Non-derivative purchases (code P) and sales (code S) reported on SEC Form 4, which may be open-market or private (grants, exercises and tax withholding excluded). For context, about 15% of covered companies saw any reported insider purchase (code P) in a 90-day window.

Held by the same investors

6 tracked 13F managers hold both Exelixis and Moderna as of their latest quarterly filings: AQR Capital Management, Bridgewater Associates, Citadel Advisors, D. E. Shaw, Millennium Management, Two Sigma Investments. See which superinvestors hold your own portfolio with the smart money checker.

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Data sourced from SEC EDGAR. Figures are as-reported and may be unaudited or restated; verify against the source filings before relying on them. Comparisons are descriptive (higher or lower on a reported figure), not a rating or a recommendation. Informational only. Not investment advice.