vs

Side-by-side financial comparison of CATALYST PHARMACEUTICALS, INC. (CPRX) and UNITED STATES LIME & MINERALS INC (USLM). Click either name above to swap in a different company.

CATALYST PHARMACEUTICALS, INC. is the larger business by last-quarter revenue ($152.6M vs $87.9M, roughly 1.7× UNITED STATES LIME & MINERALS INC). UNITED STATES LIME & MINERALS INC runs the higher net margin — 34.7% vs 34.5%, a 0.2% gap on every dollar of revenue. On growth, UNITED STATES LIME & MINERALS INC posted the faster year-over-year revenue change (9.8% vs 7.6%). CATALYST PHARMACEUTICALS, INC. produced more free cash flow last quarter ($44.9M vs $25.7M). Over the past eight quarters, CATALYST PHARMACEUTICALS, INC.'s revenue compounded faster (24.5% CAGR vs 10.8%).

Catalyst Pharmaceuticals, Inc. is a biopharmaceutical company based in Coral Gables, Florida, United States. The company develops medicines for rare diseases, including the phosphate salt of amifampridine for the treatment of Lambert–Eaton myasthenic syndrome (LEMS). The drug is referred to under the trade name Firdapse, which was approved by the FDA for approved use in children 6 years and older with LEMS in addition to the prior approval for use in adults with LEMS on November 28, 2018. Fir...

United States Lime & Minerals Inc is a leading US-based natural resources enterprise that produces high-calcium lime, dolomitic lime, limestone and related mineral products. Its core client segments cover infrastructure construction, steel manufacturing, agricultural soil amendment, environmental emission control and industrial processing, serving customers across North America.

CPRX vs USLM — Head-to-Head

Bigger by revenue
CPRX
CPRX
1.7× larger
CPRX
$152.6M
$87.9M
USLM
Growing faster (revenue YoY)
USLM
USLM
+2.2% gap
USLM
9.8%
7.6%
CPRX
Higher net margin
USLM
USLM
0.2% more per $
USLM
34.7%
34.5%
CPRX
More free cash flow
CPRX
CPRX
$19.2M more FCF
CPRX
$44.9M
$25.7M
USLM
Faster 2-yr revenue CAGR
CPRX
CPRX
Annualised
CPRX
24.5%
10.8%
USLM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CPRX
CPRX
USLM
USLM
Revenue
$152.6M
$87.9M
Net Profit
$52.7M
$30.5M
Gross Margin
82.9%
48.0%
Operating Margin
40.5%
41.0%
Net Margin
34.5%
34.7%
Revenue YoY
7.6%
9.8%
Net Profit YoY
-5.8%
13.2%
EPS (diluted)
$0.40
$1.06

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
CPRX
CPRX
USLM
USLM
Q4 25
$152.6M
$87.9M
Q3 25
$148.4M
$102.0M
Q2 25
$146.6M
$91.5M
Q1 25
$141.4M
$91.3M
Q4 24
$141.8M
$80.1M
Q3 24
$128.7M
$89.4M
Q2 24
$122.7M
$76.5M
Q1 24
$98.5M
$71.7M
Net Profit
CPRX
CPRX
USLM
USLM
Q4 25
$52.7M
$30.5M
Q3 25
$52.8M
$38.8M
Q2 25
$52.1M
$30.8M
Q1 25
$56.7M
$34.1M
Q4 24
$55.9M
$27.0M
Q3 24
$43.9M
$33.4M
Q2 24
$40.8M
$26.1M
Q1 24
$23.3M
$22.4M
Gross Margin
CPRX
CPRX
USLM
USLM
Q4 25
82.9%
48.0%
Q3 25
84.7%
51.2%
Q2 25
85.9%
45.8%
Q1 25
87.3%
50.6%
Q4 24
84.7%
44.3%
Q3 24
85.0%
48.2%
Q2 24
87.4%
45.5%
Q1 24
87.3%
42.7%
Operating Margin
CPRX
CPRX
USLM
USLM
Q4 25
40.5%
41.0%
Q3 25
44.7%
45.3%
Q2 25
45.2%
39.0%
Q1 25
44.8%
43.7%
Q4 24
44.3%
38.8%
Q3 24
39.6%
42.6%
Q2 24
44.2%
39.1%
Q1 24
27.5%
35.9%
Net Margin
CPRX
CPRX
USLM
USLM
Q4 25
34.5%
34.7%
Q3 25
35.6%
38.0%
Q2 25
35.6%
33.7%
Q1 25
40.1%
37.4%
Q4 24
39.4%
33.7%
Q3 24
34.1%
37.3%
Q2 24
33.2%
34.0%
Q1 24
23.6%
31.3%
EPS (diluted)
CPRX
CPRX
USLM
USLM
Q4 25
$0.40
$1.06
Q3 25
$0.42
$1.35
Q2 25
$0.41
$1.07
Q1 25
$0.45
$1.19
Q4 24
$0.44
$-2.20
Q3 24
$0.35
$1.16
Q2 24
$0.33
$0.91
Q1 24
$0.19
$3.92

Balance Sheet & Financial Strength

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

Metric
CPRX
CPRX
USLM
USLM
Cash + ST InvestmentsLiquidity on hand
$709.2M
$371.1M
Total DebtLower is stronger
$0
Stockholders' EquityBook value
$954.3M
$630.8M
Total Assets
$1.1B
$681.0M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CPRX
CPRX
USLM
USLM
Q4 25
$709.2M
$371.1M
Q3 25
$689.9M
$349.5M
Q2 25
$652.8M
$319.9M
Q1 25
$580.7M
$300.6M
Q4 24
$517.6M
$278.0M
Q3 24
$442.3M
$255.0M
Q2 24
$375.7M
$222.5M
Q1 24
$310.4M
$207.0M
Total Debt
CPRX
CPRX
USLM
USLM
Q4 25
$0
Q3 25
$0
Q2 25
$0
Q1 25
$0
Q4 24
$0
Q3 24
$0
Q2 24
$0
Q1 24
$0
Stockholders' Equity
CPRX
CPRX
USLM
USLM
Q4 25
$954.3M
$630.8M
Q3 25
$920.2M
$602.3M
Q2 25
$856.0M
$563.3M
Q1 25
$794.3M
$532.2M
Q4 24
$727.6M
$497.7M
Q3 24
$660.9M
$474.2M
Q2 24
$608.7M
$441.1M
Q1 24
$561.4M
$415.3M
Total Assets
CPRX
CPRX
USLM
USLM
Q4 25
$1.1B
$681.0M
Q3 25
$1.1B
$652.8M
Q2 25
$971.9M
$607.4M
Q1 25
$908.9M
$585.3M
Q4 24
$851.4M
$543.2M
Q3 24
$772.0M
$521.8M
Q2 24
$706.4M
$484.2M
Q1 24
$646.7M
$464.0M
Debt / Equity
CPRX
CPRX
USLM
USLM
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
CPRX
CPRX
USLM
USLM
Operating Cash FlowLast quarter
$44.9M
$45.6M
Free Cash FlowOCF − Capex
$44.9M
$25.7M
FCF MarginFCF / Revenue
29.4%
29.2%
Capex IntensityCapex / Revenue
0.0%
22.6%
Cash ConversionOCF / Net Profit
0.85×
1.49×
TTM Free Cash FlowTrailing 4 quarters
$102.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CPRX
CPRX
USLM
USLM
Q4 25
$44.9M
$45.6M
Q3 25
$32.4M
$45.9M
Q2 25
$71.3M
$34.0M
Q1 25
$60.0M
$39.4M
Q4 24
$70.9M
$38.6M
Q3 24
$72.9M
$39.0M
Q2 24
$64.1M
$21.2M
Q1 24
$31.9M
$27.2M
Free Cash Flow
CPRX
CPRX
USLM
USLM
Q4 25
$44.9M
$25.7M
Q3 25
$31.3M
Q2 25
$71.3M
$20.8M
Q1 25
$24.6M
Q4 24
$70.8M
$27.6M
Q3 24
$72.6M
$33.9M
Q2 24
$64.1M
$16.8M
Q1 24
$31.7M
$20.3M
FCF Margin
CPRX
CPRX
USLM
USLM
Q4 25
29.4%
29.2%
Q3 25
30.7%
Q2 25
48.6%
22.7%
Q1 25
26.9%
Q4 24
49.9%
34.4%
Q3 24
56.4%
37.9%
Q2 24
52.3%
21.9%
Q1 24
32.2%
28.4%
Capex Intensity
CPRX
CPRX
USLM
USLM
Q4 25
0.0%
22.6%
Q3 25
0.0%
14.4%
Q2 25
0.0%
14.5%
Q1 25
0.0%
16.3%
Q4 24
0.1%
13.8%
Q3 24
0.2%
5.8%
Q2 24
0.0%
5.7%
Q1 24
0.2%
9.5%
Cash Conversion
CPRX
CPRX
USLM
USLM
Q4 25
0.85×
1.49×
Q3 25
0.61×
1.18×
Q2 25
1.37×
1.10×
Q1 25
1.06×
1.16×
Q4 24
1.27×
1.43×
Q3 24
1.66×
1.17×
Q2 24
1.57×
0.81×
Q1 24
1.37×
1.21×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CPRX
CPRX

Firdapse$97.6M64%
Agamree$35.3M23%
Fycompa$19.6M13%

USLM
USLM

Segment breakdown not available.

Related Comparisons