ALT
Altimmune Inc
NASDAQ: ALT · HEALTHCARE · BIOTECHNOLOGY
$2.60
-1.14% today
Updated 2026-04-30
Market cap
$511.15M
P/E ratio
—
P/S ratio
12,467.17x
EPS (TTM)
$-1.00
Dividend yield
—
52W range
$3 – $8
Volume
4.1M
Altimmune Inc (ALT) Earnings
Quarterly earnings history, analyst estimates, and stock price reaction.
EPS beat streak
6 of 8
Last 8 quarters
Avg EPS surprise
+12.7%
Last 4 quarters
Revenue YoY growth
+420.0%
Most recent quarter
EPS YoY growth
+18.2%
Most recent quarter
Earnings surprise history (last 12 quarters)
Beat estimate Missed estimate
Quarterly EPS and revenue trend
Quarterly revenue EPS (diluted)
How the stock reacts to earnings
Avg 1-day reaction
+0.4%
Last 2 reports
Positive reaction rate
50%
1 of 2 quarters
Largest single-day move
+9.6%
2025-11-06
| Report date | EPS actual | Surprise | Close before | Close after | 1-day reaction |
|---|---|---|---|---|---|
| 2026-03-26 | $-0.27 | -8.4% | $3.31 | $3.02 | -8.8% |
| 2025-11-06 | $-0.21 | +22.2% | $3.75 | $4.11 | +9.6% |
Quarterly earnings history
| Fiscal quarter ending | EPS estimate | EPS actual | Surprise | Revenue | YoY revenue |
|---|---|---|---|---|---|
| 2025-12-31 | $-0.25 | $-0.27 | -8.4% | $26000.00 | +420.0% |
| 2025-09-30 | $-0.27 | $-0.21 | +22.2% | $5000.00 | +0.0% |
| 2025-06-30 | $-0.31 | $-0.27 | +12.9% | $5000.00 | +0.0% |
| 2025-03-31 | $-0.34 | $-0.26 | +23.9% | $5000.00 | +0.0% |
| 2024-12-31 | $-0.34 | $-0.33 | +1.5% | $5000.00 | -86.5% |
| 2024-09-30 | $-0.35 | $-0.32 | +8.2% | $5000.00 | -98.6% |
| 2024-06-30 | $-0.34 | $-0.35 | -2.9% | $5000.00 | -16.7% |
| 2024-03-31 | $-0.37 | $-0.34 | +8.1% | $5000.00 | -76.2% |
| 2023-12-31 | $-0.43 | $-0.33 | +23.3% | $37000.00 | — |
| 2023-09-30 | $-0.42 | $-0.39 | +7.1% | $362000.00 | — |
| 2023-06-30 | $-0.46 | $-0.32 | +30.4% | $6000.00 | — |
| 2023-03-31 | $-0.48 | $-0.40 | +16.7% | $21000.00 | — |
Frequently asked questions
Has Altimmune Inc beaten earnings estimates?
Altimmune Inc has beaten Wall Street EPS estimates in 6 of its last 8 quarterly reports, with an average EPS surprise of +12.7% over the last 4 quarters.
How does ALT stock react to earnings?
ALT stock has moved an average of +0.4% in the trading day following earnings over its last 2 reports, with positive reactions in 50% of those quarters.
What is Altimmune Inc's revenue growth rate?
Altimmune Inc reported year-over-year revenue growth of +420.0% in its most recent quarter, with EPS growing +18.2% year-over-year.