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Side-by-side financial comparison of FLEXIBLE SOLUTIONS INTERNATIONAL INC (FSI) and OCULAR THERAPEUTIX, INC (OCUL). Click either name above to swap in a different company.

OCULAR THERAPEUTIX, INC is the larger business by last-quarter revenue ($13.3M vs $9.1M, roughly 1.5× FLEXIBLE SOLUTIONS INTERNATIONAL INC). FLEXIBLE SOLUTIONS INTERNATIONAL INC runs the higher net margin — -5.1% vs -488.0%, a 482.9% gap on every dollar of revenue. On growth, FLEXIBLE SOLUTIONS INTERNATIONAL INC posted the faster year-over-year revenue change (-0.5% vs -22.4%). FLEXIBLE SOLUTIONS INTERNATIONAL INC produced more free cash flow last quarter ($-4.0M vs $-57.1M). Over the past eight quarters, FLEXIBLE SOLUTIONS INTERNATIONAL INC's revenue compounded faster (-0.6% CAGR vs -5.3%).

Flexible Solutions International Inc develops and manufactures specialty chemicals for water conservation, energy efficiency, and agricultural use. Core products include water body evaporative reduction solutions, farm crop yield additives, and swimming pool heat retention products, serving customers across North America and global agricultural markets.

Ocular Therapeutix, Inc. is a biopharmaceutical firm specializing in developing and commercializing innovative ophthalmic therapies. Its products treat acute and chronic eye conditions including post-surgical pain, glaucoma, and dry eye, serving patients and ophthalmology providers primarily across the U.S. and select global markets.

FSI vs OCUL — Head-to-Head

Bigger by revenue
OCUL
OCUL
1.5× larger
OCUL
$13.3M
$9.1M
FSI
Growing faster (revenue YoY)
FSI
FSI
+21.9% gap
FSI
-0.5%
-22.4%
OCUL
Higher net margin
FSI
FSI
482.9% more per $
FSI
-5.1%
-488.0%
OCUL
More free cash flow
FSI
FSI
$53.0M more FCF
FSI
$-4.0M
$-57.1M
OCUL
Faster 2-yr revenue CAGR
FSI
FSI
Annualised
FSI
-0.6%
-5.3%
OCUL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FSI
FSI
OCUL
OCUL
Revenue
$9.1M
$13.3M
Net Profit
$-460.9K
$-64.7M
Gross Margin
29.4%
88.0%
Operating Margin
11.6%
-526.5%
Net Margin
-5.1%
-488.0%
Revenue YoY
-0.5%
-22.4%
Net Profit YoY
-167.8%
-33.6%
EPS (diluted)
$-0.03
$-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
FSI
FSI
OCUL
OCUL
Q4 25
$9.1M
$13.3M
Q3 25
$10.6M
$14.5M
Q2 25
$11.4M
$13.5M
Q1 25
$7.5M
$10.7M
Q4 24
$9.2M
$17.1M
Q3 24
$9.3M
$15.4M
Q2 24
$10.5M
$16.4M
Q1 24
$9.2M
$14.8M
Net Profit
FSI
FSI
OCUL
OCUL
Q4 25
$-460.9K
$-64.7M
Q3 25
$-503.4K
$-69.4M
Q2 25
$2.0M
$-67.8M
Q1 25
$-277.7K
$-64.1M
Q4 24
$679.6K
$-48.4M
Q3 24
$611.9K
$-36.5M
Q2 24
$1.3M
$-43.8M
Q1 24
$457.2K
$-64.8M
Gross Margin
FSI
FSI
OCUL
OCUL
Q4 25
29.4%
88.0%
Q3 25
23.9%
87.8%
Q2 25
47.4%
85.6%
Q1 25
26.1%
88.2%
Q4 24
29.2%
92.8%
Q3 24
40.9%
89.9%
Q2 24
37.4%
90.8%
Q1 24
30.6%
91.0%
Operating Margin
FSI
FSI
OCUL
OCUL
Q4 25
11.6%
-526.5%
Q3 25
2.9%
-472.3%
Q2 25
29.0%
-502.6%
Q1 25
-0.9%
-597.5%
Q4 24
9.4%
-296.1%
Q3 24
20.5%
-298.2%
Q2 24
18.7%
-265.1%
Q1 24
8.3%
-214.0%
Net Margin
FSI
FSI
OCUL
OCUL
Q4 25
-5.1%
-488.0%
Q3 25
-4.8%
-477.3%
Q2 25
17.8%
-503.9%
Q1 25
-3.7%
-598.7%
Q4 24
7.4%
-283.3%
Q3 24
6.6%
-236.6%
Q2 24
12.3%
-266.3%
Q1 24
5.0%
-438.9%
EPS (diluted)
FSI
FSI
OCUL
OCUL
Q4 25
$-0.03
$-0.27
Q3 25
$-0.04
$-0.38
Q2 25
$0.15
$-0.39
Q1 25
$-0.02
$-0.38
Q4 24
$0.05
$-0.25
Q3 24
$0.05
$-0.22
Q2 24
$0.10
$-0.26
Q1 24
$0.04
$-0.49

Balance Sheet & Financial Strength

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

Metric
FSI
FSI
OCUL
OCUL
Cash + ST InvestmentsLiquidity on hand
$737.1M
Total DebtLower is stronger
$4.4M
Stockholders' EquityBook value
$38.9M
$654.3M
Total Assets
$61.8M
$808.1M
Debt / EquityLower = less leverage
0.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSI
FSI
OCUL
OCUL
Q4 25
$737.1M
Q3 25
$344.8M
Q2 25
$10.0M
$391.1M
Q1 25
$11.0M
$349.7M
Q4 24
$10.0M
$392.1M
Q3 24
$13.0M
$427.2M
Q2 24
$9.2M
$459.7M
Q1 24
$8.3M
$482.9M
Total Debt
FSI
FSI
OCUL
OCUL
Q4 25
$4.4M
Q3 25
$7.1M
Q2 25
$7.5M
Q1 25
$8.1M
Q4 24
$8.8M
Q3 24
$9.4M
Q2 24
$8.3M
Q1 24
$8.0M
Stockholders' Equity
FSI
FSI
OCUL
OCUL
Q4 25
$38.9M
$654.3M
Q3 25
$39.0M
$258.2M
Q2 25
$39.4M
$305.9M
Q1 25
$38.4M
$265.9M
Q4 24
$38.0M
$315.3M
Q3 24
$36.9M
$352.0M
Q2 24
$36.2M
$377.7M
Q1 24
$36.0M
$408.0M
Total Assets
FSI
FSI
OCUL
OCUL
Q4 25
$61.8M
$808.1M
Q3 25
$58.4M
$410.9M
Q2 25
$58.2M
$451.3M
Q1 25
$61.7M
$405.9M
Q4 24
$60.0M
$457.9M
Q3 24
$57.8M
$490.4M
Q2 24
$56.3M
$517.1M
Q1 24
$57.6M
$538.9M
Debt / Equity
FSI
FSI
OCUL
OCUL
Q4 25
0.11×
Q3 25
0.18×
Q2 25
0.19×
Q1 25
0.21×
Q4 24
0.23×
Q3 24
0.25×
Q2 24
0.23×
Q1 24
0.22×

Cash Flow & Capital Efficiency

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

Metric
FSI
FSI
OCUL
OCUL
Operating Cash FlowLast quarter
$-3.0M
$-54.2M
Free Cash FlowOCF − Capex
$-4.0M
$-57.1M
FCF MarginFCF / Revenue
-44.3%
-430.9%
Capex IntensityCapex / Revenue
11.7%
21.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-591.7K
$-216.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSI
FSI
OCUL
OCUL
Q4 25
$-3.0M
$-54.2M
Q3 25
$2.0M
$-50.7M
Q2 25
$5.3M
$-55.2M
Q1 25
$-544.3K
$-44.7M
Q4 24
$-2.2M
$-39.4M
Q3 24
$2.5M
$-36.6M
Q2 24
$5.9M
$-24.8M
Q1 24
$-604.8K
$-33.9M
Free Cash Flow
FSI
FSI
OCUL
OCUL
Q4 25
$-4.0M
$-57.1M
Q3 25
$39.4K
$-56.7M
Q2 25
$4.3M
$-56.5M
Q1 25
$-898.4K
$-46.6M
Q4 24
$-4.3M
$-39.6M
Q3 24
$1.3M
$-36.6M
Q2 24
$4.7M
$-25.5M
Q1 24
$-1.1M
$-34.1M
FCF Margin
FSI
FSI
OCUL
OCUL
Q4 25
-44.3%
-430.9%
Q3 25
0.4%
-390.0%
Q2 25
37.9%
-419.7%
Q1 25
-12.0%
-435.6%
Q4 24
-47.0%
-232.0%
Q3 24
13.6%
-237.6%
Q2 24
44.9%
-155.4%
Q1 24
-11.7%
-231.1%
Capex Intensity
FSI
FSI
OCUL
OCUL
Q4 25
11.7%
21.4%
Q3 25
18.7%
41.2%
Q2 25
8.6%
9.3%
Q1 25
4.7%
18.1%
Q4 24
22.8%
1.2%
Q3 24
13.0%
0.6%
Q2 24
11.3%
4.5%
Q1 24
5.2%
1.7%
Cash Conversion
FSI
FSI
OCUL
OCUL
Q4 25
Q3 25
Q2 25
2.60×
Q1 25
Q4 24
-3.27×
Q3 24
4.05×
Q2 24
4.59×
Q1 24
-1.32×

Financial Flow Comparison

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

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