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Side-by-side financial comparison of DIAMOND HILL INVESTMENT GROUP INC (DHIL) and OptimizeRx Corp (OPRX). Click either name above to swap in a different company.

DIAMOND HILL INVESTMENT GROUP INC is the larger business by last-quarter revenue ($36.6M vs $32.2M, roughly 1.1× OptimizeRx Corp). DIAMOND HILL INVESTMENT GROUP INC runs the higher net margin — 25.3% vs 15.6%, a 9.8% gap on every dollar of revenue. On growth, OptimizeRx Corp posted the faster year-over-year revenue change (-0.2% vs -6.6%). OptimizeRx Corp produced more free cash flow last quarter ($7.1M vs $-9.1M). Over the past eight quarters, OptimizeRx Corp's revenue compounded faster (28.0% CAGR vs 0.4%).

Diamond Baseball Holdings (DBH) is an American sports ownership and management group that operates over 40 Minor League Baseball (MiLB) teams in the United States and Canada. DBH was established in 2021 by media conglomerate Endeavor and is a subsidiary of the investment firm Silver Lake.

OptimizeRx Corp is a U.S.-headquartered digital health technology company that delivers patient engagement, medication affordability and clinical communication solutions to life sciences enterprises, healthcare providers and pharmacy partners. Its core offerings include digital medication savings tools, patient support programs, and therapeutic area-specific resources to boost medication access and treatment adherence.

DHIL vs OPRX — Head-to-Head

Bigger by revenue
DHIL
DHIL
1.1× larger
DHIL
$36.6M
$32.2M
OPRX
Growing faster (revenue YoY)
OPRX
OPRX
+6.3% gap
OPRX
-0.2%
-6.6%
DHIL
Higher net margin
DHIL
DHIL
9.8% more per $
DHIL
25.3%
15.6%
OPRX
More free cash flow
OPRX
OPRX
$16.1M more FCF
OPRX
$7.1M
$-9.1M
DHIL
Faster 2-yr revenue CAGR
OPRX
OPRX
Annualised
OPRX
28.0%
0.4%
DHIL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DHIL
DHIL
OPRX
OPRX
Revenue
$36.6M
$32.2M
Net Profit
$9.3M
$5.0M
Gross Margin
74.8%
Operating Margin
16.9%
26.6%
Net Margin
25.3%
15.6%
Revenue YoY
-6.6%
-0.2%
Net Profit YoY
25.3%
6535.9%
EPS (diluted)
$3.42
$0.27

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
DHIL
DHIL
OPRX
OPRX
Q4 25
$36.6M
$32.2M
Q3 25
$37.4M
$26.1M
Q2 25
$36.0M
$29.2M
Q1 25
$37.1M
$21.9M
Q4 24
$39.1M
$32.3M
Q3 24
$39.0M
$21.3M
Q2 24
$36.7M
$18.8M
Q1 24
$36.3M
$19.7M
Net Profit
DHIL
DHIL
OPRX
OPRX
Q4 25
$9.3M
$5.0M
Q3 25
$13.6M
$779.0K
Q2 25
$15.6M
$1.5M
Q1 25
$10.4M
$-2.2M
Q4 24
$7.4M
$-78.0K
Q3 24
$14.6M
$-9.1M
Q2 24
$8.1M
$-4.0M
Q1 24
$13.0M
$-6.9M
Gross Margin
DHIL
DHIL
OPRX
OPRX
Q4 25
74.8%
Q3 25
67.2%
Q2 25
63.8%
Q1 25
60.9%
Q4 24
68.1%
Q3 24
63.1%
Q2 24
62.2%
Q1 24
62.0%
Operating Margin
DHIL
DHIL
OPRX
OPRX
Q4 25
16.9%
26.6%
Q3 25
26.0%
7.9%
Q2 25
21.6%
10.9%
Q1 25
35.2%
-9.6%
Q4 24
33.8%
11.2%
Q3 24
26.2%
-40.2%
Q2 24
33.1%
-19.9%
Q1 24
22.9%
-25.5%
Net Margin
DHIL
DHIL
OPRX
OPRX
Q4 25
25.3%
15.6%
Q3 25
36.2%
3.0%
Q2 25
43.2%
5.2%
Q1 25
27.9%
-10.0%
Q4 24
18.9%
-0.2%
Q3 24
37.5%
-42.8%
Q2 24
22.2%
-21.3%
Q1 24
35.9%
-35.0%
EPS (diluted)
DHIL
DHIL
OPRX
OPRX
Q4 25
$3.42
$0.27
Q3 25
$4.99
$0.04
Q2 25
$5.73
$0.08
Q1 25
$3.77
$-0.12
Q4 24
$2.76
$0.00
Q3 24
$5.35
$-0.50
Q2 24
$2.93
$-0.22
Q1 24
$4.62
$-0.38

Balance Sheet & Financial Strength

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

Metric
DHIL
DHIL
OPRX
OPRX
Cash + ST InvestmentsLiquidity on hand
$23.4M
Total DebtLower is stronger
$26.3M
Stockholders' EquityBook value
$176.4M
$128.3M
Total Assets
$260.4M
$176.9M
Debt / EquityLower = less leverage
0.20×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DHIL
DHIL
OPRX
OPRX
Q4 25
$23.4M
Q3 25
$19.5M
Q2 25
$16.6M
Q1 25
$16.6M
Q4 24
$41.6M
$13.4M
Q3 24
$16.1M
Q2 24
Q1 24
Total Debt
DHIL
DHIL
OPRX
OPRX
Q4 25
$26.3M
Q3 25
$28.8M
Q2 25
$29.3M
Q1 25
$33.8M
Q4 24
$34.3M
Q3 24
$36.8M
Q2 24
$37.3M
Q1 24
$37.8M
Stockholders' Equity
DHIL
DHIL
OPRX
OPRX
Q4 25
$176.4M
$128.3M
Q3 25
$180.9M
$122.3M
Q2 25
$171.6M
$119.3M
Q1 25
$168.6M
$116.3M
Q4 24
$162.3M
$117.0M
Q3 24
$166.5M
$114.5M
Q2 24
$156.5M
$121.0M
Q1 24
$158.3M
$122.5M
Total Assets
DHIL
DHIL
OPRX
OPRX
Q4 25
$260.4M
$176.9M
Q3 25
$256.3M
$170.3M
Q2 25
$261.0M
$169.3M
Q1 25
$224.4M
$167.8M
Q4 24
$245.1M
$171.2M
Q3 24
$240.8M
$165.2M
Q2 24
$213.1M
$172.9M
Q1 24
$209.1M
$176.4M
Debt / Equity
DHIL
DHIL
OPRX
OPRX
Q4 25
0.20×
Q3 25
0.24×
Q2 25
0.25×
Q1 25
0.29×
Q4 24
0.29×
Q3 24
0.32×
Q2 24
0.31×
Q1 24
0.31×

Cash Flow & Capital Efficiency

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

Metric
DHIL
DHIL
OPRX
OPRX
Operating Cash FlowLast quarter
$-6.6M
$7.1M
Free Cash FlowOCF − Capex
$-9.1M
$7.1M
FCF MarginFCF / Revenue
-24.8%
22.0%
Capex IntensityCapex / Revenue
6.7%
0.0%
Cash ConversionOCF / Net Profit
-0.71×
1.41×
TTM Free Cash FlowTrailing 4 quarters
$-34.3M
$18.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DHIL
DHIL
OPRX
OPRX
Q4 25
$-6.6M
$7.1M
Q3 25
$-7.7M
$3.2M
Q2 25
$-5.0M
$4.6M
Q1 25
$-10.7M
$3.9M
Q4 24
$16.6M
$198.0K
Q3 24
$18.5M
$1.8M
Q2 24
$19.2M
$782.0K
Q1 24
$-12.3M
$2.1M
Free Cash Flow
DHIL
DHIL
OPRX
OPRX
Q4 25
$-9.1M
$7.1M
Q3 25
$-8.3M
$3.2M
Q2 25
$-5.7M
$4.6M
Q1 25
$-11.3M
$3.8M
Q4 24
$15.2M
$181.0K
Q3 24
$18.3M
$1.8M
Q2 24
$19.2M
$737.0K
Q1 24
$-12.4M
$2.1M
FCF Margin
DHIL
DHIL
OPRX
OPRX
Q4 25
-24.8%
22.0%
Q3 25
-22.2%
12.2%
Q2 25
-15.8%
15.6%
Q1 25
-30.4%
17.5%
Q4 24
38.9%
0.6%
Q3 24
46.8%
8.3%
Q2 24
52.4%
3.9%
Q1 24
-34.2%
10.6%
Capex Intensity
DHIL
DHIL
OPRX
OPRX
Q4 25
6.7%
0.0%
Q3 25
1.6%
0.0%
Q2 25
2.0%
0.0%
Q1 25
1.5%
0.1%
Q4 24
3.5%
0.1%
Q3 24
0.7%
0.1%
Q2 24
0.0%
0.2%
Q1 24
0.4%
0.2%
Cash Conversion
DHIL
DHIL
OPRX
OPRX
Q4 25
-0.71×
1.41×
Q3 25
-0.57×
4.11×
Q2 25
-0.32×
2.98×
Q1 25
-1.04×
Q4 24
2.25×
Q3 24
1.26×
Q2 24
2.36×
Q1 24
-0.94×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DHIL
DHIL

Proprietary Funds$26.0M71%
Separately Managed Accounts$5.0M14%
Other Pooled Vehicles$2.8M8%
Administration Revenuenetofrelatedexpense$1.7M5%
Collective Investment Trusts$1.4M4%

OPRX
OPRX

Segment breakdown not available.

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