ASTS vs. TMUS: AST SpaceMobile vs. T-Mobile US Stock Comparison
How do AST SpaceMobile (ASTS) and T-Mobile US (TMUS) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.
Company Profile
AST SpaceMobile (ASTS) and T-Mobile US (TMUS) both fall under the Telecommunication Services industry group, but ASTS is classified in Diversified Telecommunication Services while TMUS is classified in Wireless Telecommunication Services.
| Profile Item | ASTS | TMUS |
|---|---|---|
| Name | AST SpaceMobile Inc. | T-Mobile US Inc. |
| Country/Region | United States | United States |
| GICS Sector | Communication Services | Communication Services |
| GICS Industry Group | Telecommunication Services | Telecommunication Services |
| GICS Industry | Diversified Telecommunication Services | Wireless Telecommunication Services |
| GICS Sub-Industry | Alternative Carriers | Wireless Telecommunication Services |
| Market Capitalization | 12.58 billion USD | 171.61 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | November 1, 2019 | April 19, 2007 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| Total Return (1Y) | -46.41% | -16.70% |
| Total Return (3Y, Annualized) | 107.84% | 6.53% |
| Total Return (5Y, Annualized) | 24.33% | 8.18% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
AST SpaceMobile (ASTS) has a highly aggressive beta of 2.87, indicating much higher sensitivity to broad-market moves, while T-Mobile US (TMUS) is defensive at 0.36 and tends to be less market-sensitive — a wide gap in beta profiles.
| Metric | ASTS | TMUS |
|---|---|---|
| Volatility (1Y, Annualized) | 110.01% | 35.01% |
| Beta (5Y) | 2.87 | 0.36 |
| Max Drawdown (5Y) | -85.57% | -44.76% |
| Avg. Volume (3M) | 13.50M | 5.44M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| Sharpe Ratio (1Y) | -0.46 | -0.60 |
| Sortino Ratio (1Y) | -0.68 | -0.77 |
Profitability
ROE (TTM)
AST SpaceMobile (ASTS) reports a negative ROE of -45.62%; negative ROE can reflect losses or negative shareholders’ equity, so it is harder to read as capital efficiency. Meanwhile T-Mobile US (TMUS) reports 19.35%, ranking against industry peers normally.
ASTS
Telecommunication Services industry group
-45.62%
- Max
- 31.74%
- Q3
- 17.02%
- Median
- 7.32%
- Q1
- -5.16%
- Min
- -20.26%
- ASTS
- -45.62%
TMUS
Telecommunication Services industry group
19.35%
- Max
- 31.74%
- TMUS
- 19.35%
- Q3
- 17.02%
- Median
- 7.32%
- Q1
- -5.16%
- Min
- -20.26%
Net Margin (TTM)
T-Mobile US (TMUS) at 12.05% retains a top-quartile share of revenue as profit, ahead of AST SpaceMobile (ASTS) at 0.00%, which keeps about the industry-typical share.
ASTS
Telecommunication Services industry group
0.00%
- Max
- 30.45%
- Q3
- 11.78%
- Median
- 7.20%
- ASTS
- 0.00%
- Q1
- -3.86%
- Min
- -18.49%
TMUS
Telecommunication Services industry group
12.05%
- Max
- 30.45%
- TMUS
- 12.05%
- Q3
- 11.78%
- Median
- 7.20%
- Q1
- -3.86%
- Min
- -18.49%
Operating Margin (TTM)
AST SpaceMobile (ASTS) reports a negative operating margin of -544.63%, usually indicating that operating costs exceeded revenue at the operating-income line. Meanwhile T-Mobile US (TMUS) reports 24.75%, ranking against industry peers normally.
ASTS
Telecommunication Services industry group
-544.63%
- Max
- 35.53%
- Q3
- 22.79%
- Median
- 12.87%
- Q1
- 0.82%
- Min
- -29.20%
- ASTS
- -544.63%
TMUS
Telecommunication Services industry group
24.75%
- Max
- 35.53%
- TMUS
- 24.75%
- Q3
- 22.79%
- Median
- 12.87%
- Q1
- 0.82%
- Min
- -29.20%
Profitability Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| ROE (TTM) | -45.62% | 19.35% |
| ROA (TTM) | -7.64% | 6.19% |
| Net Margin (TTM) | 0.00% | 12.05% |
| Operating Margin (TTM) | -544.63% | 24.75% |
| Gross Margin (TTM) | 38.91% | 62.98% |
Growth
Revenue Growth
AST SpaceMobile (ASTS) at 1,505.21% clears its industry range for revenue growth, far stronger top-line momentum than T-Mobile US (TMUS) at 8.49%, which is closer to a typical peer reading.
EPS Growth
Only one side can be read here: T-Mobile US (TMUS) reports EPS growth of 0.62%, ranked against its industry; AST SpaceMobile (ASTS) has no EPS growth figure this period.
Growth Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| Revenue Growth (YoY) | 1,505.21% | 8.49% |
| Revenue Growth (3Y CAGR) | 72.46% | 3.53% |
| EPS Growth (YoY) | -- | 0.62% |
| EPS Growth (3Y CAGR) | -- | 67.73% |
Financial Strength
Current Ratio (MRQ)
T-Mobile US (TMUS) at 0.91 keeps current ratio within its industry’s typical mid-range, while AST SpaceMobile (ASTS) at 13.05 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.
ASTS
Telecommunication Services industry group
13.05
- ASTS
- 13.05
- Max
- 2.85
- Q3
- 1.64
- Median
- 0.97
- Q1
- 0.78
- Min
- 0.26
TMUS
Telecommunication Services industry group
0.91
- Max
- 2.85
- Q3
- 1.64
- Median
- 0.97
- TMUS
- 0.91
- Q1
- 0.78
- Min
- 0.26
Debt / Equity (MRQ)
AST SpaceMobile (ASTS) at 1.25 carries an industry-typical debt-to-equity mix, while T-Mobile US (TMUS) at 2.11 uses more debt funding than most peers.
ASTS
Telecommunication Services industry group
1.25
- Max
- 3.94
- Q3
- 2.11
- Median
- 1.32
- ASTS
- 1.25
- Q1
- 0.65
- Min
- 0.00
TMUS
Telecommunication Services industry group
2.11
- Max
- 3.94
- TMUS
- 2.11
- Q3
- 2.11
- Median
- 1.32
- Q1
- 0.65
- Min
- 0.00
Financial Strength Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| Current Ratio (MRQ) | 13.05 | 0.91 |
| Debt / Equity (MRQ) | 1.25 | 2.11 |
| Net Debt / EBITDA | -- | 3.21 |
Dividends
Dividend Yield (TTM)
AST SpaceMobile (ASTS) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile T-Mobile US (TMUS) reports a yield of 2.63%, ranking against industry peers normally.
ASTS
Telecommunication Services industry group
0.00%
- Max
- 6.10%
- Q3
- 2.63%
- ASTS
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
TMUS
Telecommunication Services industry group
2.63%
- Max
- 6.10%
- TMUS
- 2.63%
- Q3
- 2.63%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
AST SpaceMobile (ASTS) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile T-Mobile US (TMUS) reports a payout of 39.34%, ranking against industry peers normally.
ASTS
Telecommunication Services industry group
0.00%
- Max
- 121.72%
- Q3
- 68.18%
- Median
- 4.06%
- ASTS
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
TMUS
Telecommunication Services industry group
39.34%
- Max
- 121.72%
- Q3
- 68.18%
- TMUS
- 39.34%
- Median
- 4.06%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 2.63% |
| Dividend Payout Ratio (TTM) | 0.00% | 39.34% |
Valuation
P/E Ratio (TTM)
An earnings multiple is available for just one side: T-Mobile US (TMUS) trades at 15.62 times trailing earnings, ranked against its peers, while AST SpaceMobile (ASTS) has no P/E ratio this period.
ASTS
Telecommunication Services industry group
--
- Max
- 30.40
- Q3
- 23.75
- Median
- 13.30
- Q1
- 8.65
- Min
- 2.50
- ASTS
- --
TMUS
Telecommunication Services industry group
15.62
- Max
- 30.40
- Q3
- 23.75
- TMUS
- 15.62
- Median
- 13.30
- Q1
- 8.65
- Min
- 2.50
P/S Ratio (TTM)
Both look expensive on sales: T-Mobile US (TMUS) at 1.83 sits in the upper P/S ratio quartile, and AST SpaceMobile (ASTS) at 109.12 prices even higher, above its industry range.
ASTS
Telecommunication Services industry group
109.12
- ASTS
- 109.12
- Max
- 3.01
- Q3
- 1.73
- Median
- 0.81
- Q1
- 0.36
- Min
- 0.00
TMUS
Telecommunication Services industry group
1.83
- Max
- 3.01
- TMUS
- 1.83
- Q3
- 1.73
- Median
- 0.81
- Q1
- 0.36
- Min
- 0.00
P/B Ratio (MRQ)
T-Mobile US (TMUS) at 3.06 is valued about in line with its industry on P/B ratio, while AST SpaceMobile (ASTS) at 5.12 carries an above-peer premium to book — ASTS is pricier on assets.
ASTS
Telecommunication Services industry group
5.12
- Max
- 8.10
- ASTS
- 5.12
- Q3
- 3.98
- Median
- 1.53
- Q1
- 0.65
- Min
- -2.39
TMUS
Telecommunication Services industry group
3.06
- Max
- 8.10
- Q3
- 3.98
- TMUS
- 3.06
- Median
- 1.53
- Q1
- 0.65
- Min
- -2.39
Valuation Metrics
| Metric | ASTS | TMUS |
|---|---|---|
| P/E Ratio (TTM) | -- | 15.62 |
| P/S Ratio (TTM) | 109.12 | 1.83 |
| P/B Ratio (MRQ) | 5.12 | 3.06 |
| Free Cash Flow Yield (TTM) | -14.30% | 9.53% |