vs

Side-by-side financial comparison of Alphatec Holdings, Inc. (ATEC) and Enphase Energy (ENPH). Click either name above to swap in a different company.

Enphase Energy is the larger business by last-quarter revenue ($282.9M vs $212.9M, roughly 1.3× Alphatec Holdings, Inc.). Enphase Energy runs the higher net margin — -2.6% vs -10.2%, a 7.6% gap on every dollar of revenue. On growth, Alphatec Holdings, Inc. posted the faster year-over-year revenue change (20.4% vs -20.6%). Enphase Energy produced more free cash flow last quarter ($83.0M vs $7.7M). Over the past eight quarters, Alphatec Holdings, Inc.'s revenue compounded faster (24.0% CAGR vs -3.4%).

Alphatec Holdings, Inc. is a global medical technology company specializing in spinal surgery solutions. It designs, develops and markets spinal implants, surgical instruments and digital surgery platforms for orthopedic and neurosurgical procedures, serving providers across North America, Europe and core Asia-Pacific markets, addressing degeneration, deformity and trauma spinal pathologies.

Enphase Energy, Inc. is an American energy technology company headquartered in Fremont, California, that develops and manufactures solar micro-inverters, battery energy storage, and EV charging stations primarily for residential customers. Enphase was established in 2006 and is the first company to successfully commercialize solar micro-inverters, which convert the direct current (DC) power generated by solar panels into grid-compatible alternating current (AC) for use or export.

ATEC vs ENPH — Head-to-Head

Bigger by revenue
ENPH
ENPH
1.3× larger
ENPH
$282.9M
$212.9M
ATEC
Growing faster (revenue YoY)
ATEC
ATEC
+41.0% gap
ATEC
20.4%
-20.6%
ENPH
Higher net margin
ENPH
ENPH
7.6% more per $
ENPH
-2.6%
-10.2%
ATEC
More free cash flow
ENPH
ENPH
$75.3M more FCF
ENPH
$83.0M
$7.7M
ATEC
Faster 2-yr revenue CAGR
ATEC
ATEC
Annualised
ATEC
24.0%
-3.4%
ENPH

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ATEC
ATEC
ENPH
ENPH
Revenue
$212.9M
$282.9M
Net Profit
$-21.7M
$-7.4M
Gross Margin
70.2%
35.5%
Operating Margin
-4.1%
54.0%
Net Margin
-10.2%
-2.6%
Revenue YoY
20.4%
-20.6%
Net Profit YoY
34.8%
-124.9%
EPS (diluted)
$-0.15
$-0.06

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ATEC
ATEC
ENPH
ENPH
Q1 26
$282.9M
Q4 25
$212.9M
$343.3M
Q3 25
$196.5M
$410.4M
Q2 25
$185.5M
$363.2M
Q1 25
$169.2M
$356.1M
Q4 24
$176.8M
$382.7M
Q3 24
$150.7M
$380.9M
Q2 24
$145.6M
$303.5M
Net Profit
ATEC
ATEC
ENPH
ENPH
Q1 26
$-7.4M
Q4 25
$-21.7M
$38.7M
Q3 25
$-28.6M
$66.6M
Q2 25
$-41.1M
$37.1M
Q1 25
$-51.9M
$29.7M
Q4 24
$-33.3M
$62.2M
Q3 24
$-39.6M
$45.8M
Q2 24
$-40.7M
$10.8M
Gross Margin
ATEC
ATEC
ENPH
ENPH
Q1 26
35.5%
Q4 25
70.2%
44.3%
Q3 25
69.9%
47.8%
Q2 25
69.6%
46.9%
Q1 25
68.6%
47.2%
Q4 24
68.8%
51.8%
Q3 24
68.2%
46.8%
Q2 24
70.5%
45.2%
Operating Margin
ATEC
ATEC
ENPH
ENPH
Q1 26
54.0%
Q4 25
-4.1%
6.5%
Q3 25
-8.1%
16.1%
Q2 25
-7.1%
10.2%
Q1 25
-26.2%
9.0%
Q4 24
-13.5%
14.3%
Q3 24
-22.4%
13.1%
Q2 24
-24.3%
0.6%
Net Margin
ATEC
ATEC
ENPH
ENPH
Q1 26
-2.6%
Q4 25
-10.2%
11.3%
Q3 25
-14.5%
16.2%
Q2 25
-22.2%
10.2%
Q1 25
-30.7%
8.3%
Q4 24
-18.9%
16.2%
Q3 24
-26.3%
12.0%
Q2 24
-27.9%
3.6%
EPS (diluted)
ATEC
ATEC
ENPH
ENPH
Q1 26
$-0.06
Q4 25
$-0.15
$0.29
Q3 25
$-0.19
$0.50
Q2 25
$-0.27
$0.28
Q1 25
$-0.35
$0.22
Q4 24
$-0.22
$0.46
Q3 24
$-0.28
$0.33
Q2 24
$-0.29
$0.08

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ATEC
ATEC
ENPH
ENPH
Cash + ST InvestmentsLiquidity on hand
$160.8M
$497.5M
Total DebtLower is stronger
$565.9M
Stockholders' EquityBook value
$12.4M
$1.1B
Total Assets
$791.2M
$2.7B
Debt / EquityLower = less leverage
45.54×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATEC
ATEC
ENPH
ENPH
Q1 26
$497.5M
Q4 25
$160.8M
$1.5B
Q3 25
$155.7M
$1.5B
Q2 25
$157.1M
$1.5B
Q1 25
$153.2M
$1.5B
Q4 24
$138.8M
$1.6B
Q3 24
$81.0M
$1.8B
Q2 24
$99.8M
$1.6B
Total Debt
ATEC
ATEC
ENPH
ENPH
Q1 26
Q4 25
$565.9M
$1.2B
Q3 25
$559.7M
$1.2B
Q2 25
$553.9M
$1.2B
Q1 25
$548.4M
$1.2B
Q4 24
$576.2M
$1.3B
Q3 24
$527.7M
$1.3B
Q2 24
$519.2M
$1.3B
Stockholders' Equity
ATEC
ATEC
ENPH
ENPH
Q1 26
$1.1B
Q4 25
$12.4M
$1.1B
Q3 25
$11.5M
$995.0M
Q2 25
$23.8M
$880.6M
Q1 25
$-85.9M
$810.7M
Q4 24
$-14.2M
$833.0M
Q3 24
$-1.4M
$931.4M
Q2 24
$17.1M
$884.5M
Total Assets
ATEC
ATEC
ENPH
ENPH
Q1 26
$2.7B
Q4 25
$791.2M
$3.5B
Q3 25
$787.2M
$3.3B
Q2 25
$790.3M
$3.2B
Q1 25
$785.5M
$3.1B
Q4 24
$775.7M
$3.2B
Q3 24
$745.9M
$3.3B
Q2 24
$768.6M
$3.2B
Debt / Equity
ATEC
ATEC
ENPH
ENPH
Q1 26
Q4 25
45.54×
1.11×
Q3 25
48.64×
1.21×
Q2 25
23.30×
1.37×
Q1 25
1.48×
Q4 24
1.56×
Q3 24
1.40×
Q2 24
30.34×
1.47×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ATEC
ATEC
ENPH
ENPH
Operating Cash FlowLast quarter
$20.7M
$102.9M
Free Cash FlowOCF − Capex
$7.7M
$83.0M
FCF MarginFCF / Revenue
3.6%
29.3%
Capex IntensityCapex / Revenue
6.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$2.8M
$145.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATEC
ATEC
ENPH
ENPH
Q1 26
$102.9M
Q4 25
$20.7M
$47.6M
Q3 25
$14.0M
$13.9M
Q2 25
$15.5M
$26.6M
Q1 25
$-5.0M
$48.4M
Q4 24
$10.5M
$167.3M
Q3 24
$-5.3M
$170.1M
Q2 24
$-11.4M
$127.1M
Free Cash Flow
ATEC
ATEC
ENPH
ENPH
Q1 26
$83.0M
Q4 25
$7.7M
$37.8M
Q3 25
$4.8M
$5.9M
Q2 25
$5.2M
$18.4M
Q1 25
$-15.0M
$33.8M
Q4 24
$8.5M
$159.2M
Q3 24
$-21.2M
$161.6M
Q2 24
$-45.5M
$117.4M
FCF Margin
ATEC
ATEC
ENPH
ENPH
Q1 26
29.3%
Q4 25
3.6%
11.0%
Q3 25
2.4%
1.4%
Q2 25
2.8%
5.1%
Q1 25
-8.9%
9.5%
Q4 24
4.8%
41.6%
Q3 24
-14.1%
42.4%
Q2 24
-31.3%
38.7%
Capex Intensity
ATEC
ATEC
ENPH
ENPH
Q1 26
Q4 25
6.1%
2.8%
Q3 25
4.7%
2.0%
Q2 25
5.6%
2.3%
Q1 25
5.9%
4.1%
Q4 24
1.1%
2.1%
Q3 24
10.5%
2.2%
Q2 24
23.4%
3.2%
Cash Conversion
ATEC
ATEC
ENPH
ENPH
Q1 26
Q4 25
1.23×
Q3 25
0.21×
Q2 25
0.72×
Q1 25
1.63×
Q4 24
2.69×
Q3 24
3.72×
Q2 24
11.73×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Related Comparisons