Biogen Inc vs Sirius XM Holdings Inc — how do they compare? Biogen Inc trades at $196.02 (market cap $28.34B), while Sirius XM Holdings Inc trades at $30.89 (market cap $10.23B). The key difference: Biogen Inc is far larger — about 2.8× Sirius XM Holdings Inc's market cap, and Sirius XM Holdings Inc pays a 3.55% dividend while Biogen Inc pays none. Which is the better fit depends on your goals.
| BIIB | SIRI | |
|---|---|---|
Market Cap | $28.34B | $10.23B |
Sector | Health | Media |
52-Week High | $216.63 | $30.75 |
52-Week Low | $122.68 | $19.92 |
Enterprise Value | $30.62B | $19.90B |
Dividend Yield | — | 3.55% |
Signals from Pluang's Aura AI — not financial advice
Biogen (BIIB) trades at $209.03, up 4.96% today, with a bullish technical signal and strong analyst support. Recent quarterly earnings have consistently beaten expectations, and the company maintains solid profitability with a 75.49% gross margin. Key developments include FDA approval for a subcutaneous starter dose of Leqembi and promising Phase 2 data for its Alzheimer's drug diranersen, driving positive sentiment.
The outlook is positive, with a consensus price target of $230.18 suggesting upside. Investment opportunities lie in Alzheimer's pipeline advancements, but risks include clinical trial outcomes and competitive pressures. Revenue stability and cost management support fundamentals, though regulatory hurdles remain a watchpoint.
Sirius XM Holdings (SIRI) trades at $30.67, up 0.82% with strong technical momentum and bullish moving average signals. The company shows improved fundamentals with three consecutive quarterly earnings beats and a return to profitability in 2025 after a challenging 2024. Recent developments include a strategic advertising partnership with YouTube and potential merger discussions with iHeartMedia, driving positive investor sentiment.
The outlook remains positive with analysts maintaining a $31.17 consensus target and 58% buy ratings. Key opportunities include revenue diversification through new partnerships and strong cash flow generation supporting dividends and buybacks. Risks include intense media competition and high debt levels despite recent improvement from 94% to 36% debt-to-asset ratio since 2022.
Trailing returns across standard periods
Latest headlines on both assets
Biogen and Idec merged in 2003, combining forces to market Biogen's multiple sclerosis drug Avonex and Idec's cancer drug Rituxan. Today, Rituxan and next-generation antibody Gazyva are marketed via a collaboration with Roche. Biogen also markets novel MS drugs Plegridy, Tysabri, Tecfidera, and Vumerity. In Japan, Biogen's MS portfolio is co-promoted by Eisai. Hemophilia therapies Eloctate and Alprolix (partnered with SOBI) were spun off as part of Bioverativ in 2017. Biogen has several drug candidates in phase 3 trials in neurology and neurodegenerative diseases and has launched Spinraza with partner Ionis. Aduhelm was approved as the firm's first Alzheimer's disease therapy in June 2021.
Read more on BIIB →SiriusXM Holdings is now composed of two businesses: SiriusXM and Pandora. SiriusXM transmits music, talk shows, sports, and news via its two satellite radio networks, primarily to consumers in vehicles who pay a subscription fee. The firm's radios come preinstalled on a wide range of light vehicles in the U.S. and Canada. The firm acquired Pandora Media in February 2019 via an all-stock transaction. Pandora is a streaming music platform that offers an ad-supported radio option and a paid on-demand service. Liberty Media owns 80% of SiriusXM, traded through its Liberty SiriusXM Group tracking stock.
Read more on SIRI →