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Side-by-side financial comparison of Phathom Pharmaceuticals, Inc. (PHAT) and TSS, Inc. (TSSI). Click either name above to swap in a different company.

TSS, Inc. is the larger business by last-quarter revenue ($60.9M vs $57.6M, roughly 1.1× Phathom Pharmaceuticals, Inc.). On growth, Phathom Pharmaceuticals, Inc. posted the faster year-over-year revenue change (94.1% vs 21.8%). TSS, Inc. produced more free cash flow last quarter ($15.8M vs $-167.0M).

Phathom Pharmaceuticals is a clinical-stage biopharmaceutical firm focused on developing and commercializing innovative therapies for gastrointestinal diseases. Its lead product candidates address acid-related disorders, inflammatory bowel disease, and other GI conditions, serving patients mainly across North America and Europe.

PHAT vs TSSI — Head-to-Head

Bigger by revenue
TSSI
TSSI
1.1× larger
TSSI
$60.9M
$57.6M
PHAT
Growing faster (revenue YoY)
PHAT
PHAT
+72.4% gap
PHAT
94.1%
21.8%
TSSI
More free cash flow
TSSI
TSSI
$182.8M more FCF
TSSI
$15.8M
$-167.0M
PHAT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PHAT
PHAT
TSSI
TSSI
Revenue
$57.6M
$60.9M
Net Profit
$12.2M
Gross Margin
86.7%
17.6%
Operating Margin
1.5%
Net Margin
20.0%
Revenue YoY
94.1%
21.8%
Net Profit YoY
71.6%
535.7%
EPS (diluted)
$0.44

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
PHAT
PHAT
TSSI
TSSI
Q4 25
$57.6M
$60.9M
Q3 25
$49.5M
$41.9M
Q2 25
$39.5M
$44.0M
Q1 25
$28.5M
$99.0M
Q4 24
$29.7M
$50.0M
Q3 24
$16.4M
$70.1M
Q2 24
$7.3M
$12.2M
Q1 24
$15.9M
Net Profit
PHAT
PHAT
TSSI
TSSI
Q4 25
$12.2M
Q3 25
$-30.0M
$-1.5M
Q2 25
$-75.8M
$1.5M
Q1 25
$-94.3M
$3.0M
Q4 24
$1.9M
Q3 24
$-85.6M
$2.6M
Q2 24
$-91.4M
$1.4M
Q1 24
$15.0K
Gross Margin
PHAT
PHAT
TSSI
TSSI
Q4 25
86.7%
17.6%
Q3 25
87.5%
11.1%
Q2 25
87.2%
17.8%
Q1 25
86.9%
9.3%
Q4 24
87.1%
14.4%
Q3 24
85.6%
11.3%
Q2 24
81.2%
37.3%
Q1 24
17.1%
Operating Margin
PHAT
PHAT
TSSI
TSSI
Q4 25
1.5%
Q3 25
-30.8%
-2.2%
Q2 25
-151.7%
5.1%
Q1 25
-276.5%
4.2%
Q4 24
0.0%
Q3 24
-433.0%
5.4%
Q2 24
-1055.4%
14.0%
Q1 24
1.6%
Net Margin
PHAT
PHAT
TSSI
TSSI
Q4 25
20.0%
Q3 25
-60.5%
-3.6%
Q2 25
-191.9%
3.4%
Q1 25
-330.7%
3.0%
Q4 24
3.8%
Q3 24
-523.3%
3.8%
Q2 24
-1248.6%
11.5%
Q1 24
0.1%
EPS (diluted)
PHAT
PHAT
TSSI
TSSI
Q4 25
$0.44
Q3 25
$-0.41
$-0.06
Q2 25
$-1.05
$0.06
Q1 25
$-1.31
$0.12
Q4 24
$0.08
Q3 24
$-1.32
$0.10
Q2 24
$-1.56
$0.06
Q1 24
$0.00

Balance Sheet & Financial Strength

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

Metric
PHAT
PHAT
TSSI
TSSI
Cash + ST InvestmentsLiquidity on hand
$130.0M
$85.5M
Total DebtLower is stronger
$209.1M
Stockholders' EquityBook value
$-438.2M
$76.6M
Total Assets
$259.1M
$184.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PHAT
PHAT
TSSI
TSSI
Q4 25
$130.0M
$85.5M
Q3 25
$135.2M
$70.7M
Q2 25
$149.6M
Q1 25
$212.3M
Q4 24
$297.3M
$23.2M
Q3 24
$334.7M
$46.4M
Q2 24
$276.2M
$8.3M
Q1 24
$14.4M
Total Debt
PHAT
PHAT
TSSI
TSSI
Q4 25
$209.1M
Q3 25
$207.1M
Q2 25
$205.1M
Q1 25
$203.2M
Q4 24
$201.4M
Q3 24
$175.7M
Q2 24
$174.4M
Q1 24
Stockholders' Equity
PHAT
PHAT
TSSI
TSSI
Q4 25
$-438.2M
$76.6M
Q3 25
$-422.5M
$63.4M
Q2 25
$-405.8M
$9.5M
Q1 25
$-338.4M
$9.4M
Q4 24
$-253.6M
$7.1M
Q3 24
$-187.1M
$7.7M
Q2 24
$-233.8M
$5.2M
Q1 24
$3.7M
Total Assets
PHAT
PHAT
TSSI
TSSI
Q4 25
$259.1M
$184.9M
Q3 25
$240.3M
$165.4M
Q2 25
$250.2M
$139.5M
Q1 25
$294.2M
$113.5M
Q4 24
$378.3M
$96.6M
Q3 24
$387.0M
$67.3M
Q2 24
$319.4M
$28.9M
Q1 24
$26.8M

Cash Flow & Capital Efficiency

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

Metric
PHAT
PHAT
TSSI
TSSI
Operating Cash FlowLast quarter
$-166.8M
$16.3M
Free Cash FlowOCF − Capex
$-167.0M
$15.8M
FCF MarginFCF / Revenue
-290.0%
25.9%
Capex IntensityCapex / Revenue
0.4%
0.9%
Cash ConversionOCF / Net Profit
1.34×
TTM Free Cash FlowTrailing 4 quarters
$-328.9M
$2.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PHAT
PHAT
TSSI
TSSI
Q4 25
$-166.8M
$16.3M
Q3 25
$-14.1M
$-18.4M
Q2 25
$-62.7M
$16.3M
Q1 25
$-84.9M
$20.6M
Q4 24
$-266.8M
$-21.6M
Q3 24
$-63.6M
$38.6M
Q2 24
$-70.7M
$-4.3M
Q1 24
$2.6M
Free Cash Flow
PHAT
PHAT
TSSI
TSSI
Q4 25
$-167.0M
$15.8M
Q3 25
$-14.1M
$-24.9M
Q2 25
$-62.8M
$5.4M
Q1 25
$-84.9M
$5.8M
Q4 24
$-266.9M
$-28.4M
Q3 24
$-63.6M
$38.6M
Q2 24
$-70.8M
$-6.0M
Q1 24
$2.6M
FCF Margin
PHAT
PHAT
TSSI
TSSI
Q4 25
-290.0%
25.9%
Q3 25
-28.6%
-59.3%
Q2 25
-159.0%
12.3%
Q1 25
-297.9%
5.8%
Q4 24
-899.8%
-56.7%
Q3 24
-389.0%
55.1%
Q2 24
-966.2%
-49.4%
Q1 24
16.4%
Capex Intensity
PHAT
PHAT
TSSI
TSSI
Q4 25
0.4%
0.9%
Q3 25
0.1%
15.3%
Q2 25
0.2%
24.8%
Q1 25
0.1%
15.0%
Q4 24
0.5%
13.4%
Q3 24
0.3%
0.1%
Q2 24
0.6%
13.8%
Q1 24
0.2%
Cash Conversion
PHAT
PHAT
TSSI
TSSI
Q4 25
1.34×
Q3 25
Q2 25
11.02×
Q1 25
6.93×
Q4 24
-11.32×
Q3 24
14.60×
Q2 24
-3.09×
Q1 24
176.40×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PHAT
PHAT

Segment breakdown not available.

TSSI
TSSI

Procurement Revenues Segment$43.2M71%
System Integration Services Segment$14.2M23%
Facilities Segment$3.5M6%

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