Aecom vs Biogen Inc — how do they compare? Aecom trades at $62.03 (market cap $8.62B), while Biogen Inc trades at $207.01 (market cap $30.13B). The key difference: Biogen Inc is far larger — about 3.5× Aecom's market cap, and Aecom pays a 1.77% dividend while Biogen Inc pays none. Which is the better fit depends on your goals.
| ACM | BIIB | |
|---|---|---|
Market Cap | $8.62B | $30.13B |
Sector | Industrials | Health |
52-Week High | $134.35 | $216.63 |
52-Week Low | $66.86 | $128.93 |
Enterprise Value | $10.81B | $37.20B |
Dividend Yield | 1.77% | — |
Signals from Pluang's Aura AI — not financial advice
ACM's stock declined 15.32% to $62.07, driven by a Q2 2026 earnings miss with a loss of $0.50 per share versus a $1.46 estimate, alongside a securities fraud investigation announcement (Business Wire, August 11, 2026). Technical indicators are bearish, with support at $62. Despite this, revenue reached $16.14 billion in 2025, and analyst consensus remains positive with a $88.25 price target and 64% buy ratings.
The outlook is mixed: strong fundamentals like a low P/S of 0.57 and record backlog offer upside, but near-term risks from project delays and legal scrutiny may pressure the stock. Earnings volatility and negative ROE/ROA highlight execution challenges, requiring careful monitoring of quarterly results and legal developments for investor confidence.
Biogen (BIIB) trades at $206.48, down 0.31% on the day, with a bullish technical signal supported by moving averages. The company reported Q2 2026 EPS of $3.60, beating estimates of $2.94, and raised full-year guidance, driven by growth in Alzheimer's and rare disease portfolios. Recent acquisitions like RayThera and Apellis bolster its pipeline. Revenue for 2025 was $9.89 billion with a net income margin of 13.07%, though margins have fluctuated year-over-year.
Outlook remains positive with strong analyst support (62.5% buy rating) and a consensus price target of $234.47, implying ~14% upside. Key risks include reliance on new drug launches to offset declining multiple sclerosis sales and integration challenges from acquisitions. Cash flow trends show variability, with 2026 projecting negative net cash flow due to significant investing activities.
Trailing returns across standard periods
Latest headlines on both assets
Aecom is one of the largest global providers of design, engineering, construction, and management services. The firm serves a broad spectrum of end markets including infrastructure, water, transportation, and energy. Based in Los Angeles, Aecom has a presence in over 150 countries and employs 51,000. The company generated $13.3 billion in sales and $701 million in adjusted operating income in fiscal 2021.
Read more on ACM →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 →