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Side-by-side financial comparison of NETSCOUT SYSTEMS INC (NTCT) and QUINSTREET, INC (QNST). Click either name above to swap in a different company.

QUINSTREET, INC is the larger business by last-quarter revenue ($287.8M vs $250.7M, roughly 1.1× NETSCOUT SYSTEMS INC). NETSCOUT SYSTEMS INC runs the higher net margin — 22.0% vs 17.4%, a 4.5% gap on every dollar of revenue. On growth, QUINSTREET, INC posted the faster year-over-year revenue change (1.9% vs -0.5%). NETSCOUT SYSTEMS INC produced more free cash flow last quarter ($59.3M vs $20.7M). Over the past eight quarters, QUINSTREET, INC's revenue compounded faster (53.2% CAGR vs 11.0%).

NETSCOUT Systems, Inc. is an American technology company that specializes in software observability, deep packet inspection, DDoS mitigation and AIOps. Headquartered in Westford, Massachusetts, the company was founded in 1984 by Anil Singhal and Narendra Popat, originally under the name Frontier Software.

QuinStreet, Inc. is a publicly traded online marketing company based in Foster City, California. The company helps generate web traffic for clients by acquiring popular domain names.

NTCT vs QNST — Head-to-Head

Bigger by revenue
QNST
QNST
1.1× larger
QNST
$287.8M
$250.7M
NTCT
Growing faster (revenue YoY)
QNST
QNST
+2.4% gap
QNST
1.9%
-0.5%
NTCT
Higher net margin
NTCT
NTCT
4.5% more per $
NTCT
22.0%
17.4%
QNST
More free cash flow
NTCT
NTCT
$38.5M more FCF
NTCT
$59.3M
$20.7M
QNST
Faster 2-yr revenue CAGR
QNST
QNST
Annualised
QNST
53.2%
11.0%
NTCT

Income Statement — Q3 FY2026 vs Q2 FY2026

Metric
NTCT
NTCT
QNST
QNST
Revenue
$250.7M
$287.8M
Net Profit
$55.1M
$50.2M
Gross Margin
81.6%
9.6%
Operating Margin
25.7%
0.4%
Net Margin
22.0%
17.4%
Revenue YoY
-0.5%
1.9%
Net Profit YoY
13.0%
3342.5%
EPS (diluted)
$0.75
$0.87

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
NTCT
NTCT
QNST
QNST
Q4 25
$250.7M
$287.8M
Q3 25
$219.0M
$285.9M
Q2 25
$186.7M
Q1 25
$205.0M
$269.8M
Q4 24
$252.0M
$282.6M
Q3 24
$191.1M
$279.2M
Q2 24
$174.6M
$198.3M
Q1 24
$203.4M
$168.6M
Net Profit
NTCT
NTCT
QNST
QNST
Q4 25
$55.1M
$50.2M
Q3 25
$25.8M
$4.5M
Q2 25
$-3.7M
Q1 25
$18.6M
$4.4M
Q4 24
$48.8M
$-1.5M
Q3 24
$9.0M
$-1.4M
Q2 24
$-443.4M
$-2.2M
Q1 24
$-32.4M
$-7.0M
Gross Margin
NTCT
NTCT
QNST
QNST
Q4 25
81.6%
9.6%
Q3 25
80.1%
9.4%
Q2 25
76.7%
Q1 25
77.7%
10.3%
Q4 24
81.5%
9.5%
Q3 24
78.0%
10.2%
Q2 24
74.6%
8.8%
Q1 24
75.3%
8.5%
Operating Margin
NTCT
NTCT
QNST
QNST
Q4 25
25.7%
0.4%
Q3 25
14.8%
1.7%
Q2 25
-3.5%
Q1 25
9.7%
1.8%
Q4 24
24.5%
-0.5%
Q3 24
7.4%
-0.4%
Q2 24
-265.4%
-0.7%
Q1 24
-18.2%
-3.2%
Net Margin
NTCT
NTCT
QNST
QNST
Q4 25
22.0%
17.4%
Q3 25
11.8%
1.6%
Q2 25
-2.0%
Q1 25
9.1%
1.6%
Q4 24
19.4%
-0.5%
Q3 24
4.7%
-0.5%
Q2 24
-254.0%
-1.1%
Q1 24
-15.9%
-4.2%
EPS (diluted)
NTCT
NTCT
QNST
QNST
Q4 25
$0.75
$0.87
Q3 25
$0.35
$0.08
Q2 25
$-0.05
Q1 25
$0.28
$0.08
Q4 24
$0.67
$-0.03
Q3 24
$0.13
$-0.02
Q2 24
$-6.20
$-0.04
Q1 24
$-0.43
$-0.13

Balance Sheet & Financial Strength

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

Metric
NTCT
NTCT
QNST
QNST
Cash + ST InvestmentsLiquidity on hand
$540.6M
$107.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.6B
$294.4M
Total Assets
$2.3B
$493.0M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NTCT
NTCT
QNST
QNST
Q4 25
$540.6M
$107.0M
Q3 25
$483.4M
$101.3M
Q2 25
$489.6M
Q1 25
$457.4M
$81.8M
Q4 24
$398.4M
$57.8M
Q3 24
$363.4M
$25.0M
Q2 24
$362.2M
$50.5M
Q1 24
$389.7M
$39.6M
Stockholders' Equity
NTCT
NTCT
QNST
QNST
Q4 25
$1.6B
$294.4M
Q3 25
$1.6B
$246.7M
Q2 25
$1.5B
Q1 25
$1.6B
$235.5M
Q4 24
$1.5B
$224.3M
Q3 24
$1.5B
$219.8M
Q2 24
$1.4B
$216.8M
Q1 24
$1.9B
$215.0M
Total Assets
NTCT
NTCT
QNST
QNST
Q4 25
$2.3B
$493.0M
Q3 25
$2.2B
$442.6M
Q2 25
$2.2B
Q1 25
$2.2B
$417.2M
Q4 24
$2.2B
$409.6M
Q3 24
$2.1B
$401.2M
Q2 24
$2.1B
$368.5M
Q1 24
$2.6B
$349.3M

Cash Flow & Capital Efficiency

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

Metric
NTCT
NTCT
QNST
QNST
Operating Cash FlowLast quarter
$62.1M
$21.6M
Free Cash FlowOCF − Capex
$59.3M
$20.7M
FCF MarginFCF / Revenue
23.6%
7.2%
Capex IntensityCapex / Revenue
1.1%
0.3%
Cash ConversionOCF / Net Profit
1.13×
0.43×
TTM Free Cash FlowTrailing 4 quarters
$275.5M
$106.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NTCT
NTCT
QNST
QNST
Q4 25
$62.1M
$21.6M
Q3 25
$6.7M
$19.6M
Q2 25
$73.6M
Q1 25
$141.5M
$30.1M
Q4 24
$41.5M
$38.7M
Q3 24
$-3.7M
$-13.7M
Q2 24
$38.4M
$16.6M
Q1 24
$93.6M
$4.1M
Free Cash Flow
NTCT
NTCT
QNST
QNST
Q4 25
$59.3M
$20.7M
Q3 25
$4.4M
$18.4M
Q2 25
$71.7M
Q1 25
$140.1M
$29.5M
Q4 24
$39.6M
$38.2M
Q3 24
$-4.6M
$-14.1M
Q2 24
$37.2M
$15.4M
Q1 24
$92.0M
$2.9M
FCF Margin
NTCT
NTCT
QNST
QNST
Q4 25
23.6%
7.2%
Q3 25
2.0%
6.4%
Q2 25
38.4%
Q1 25
68.4%
10.9%
Q4 24
15.7%
13.5%
Q3 24
-2.4%
-5.1%
Q2 24
21.3%
7.8%
Q1 24
45.2%
1.7%
Capex Intensity
NTCT
NTCT
QNST
QNST
Q4 25
1.1%
0.3%
Q3 25
1.0%
0.4%
Q2 25
1.0%
Q1 25
0.7%
0.2%
Q4 24
0.7%
0.2%
Q3 24
0.5%
0.2%
Q2 24
0.7%
0.6%
Q1 24
0.8%
0.7%
Cash Conversion
NTCT
NTCT
QNST
QNST
Q4 25
1.13×
0.43×
Q3 25
0.26×
4.32×
Q2 25
Q1 25
7.60×
6.82×
Q4 24
0.85×
Q3 24
-0.41×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

NTCT
NTCT

Services$129.0M51%
Products$121.7M49%

QNST
QNST

Financial Service$216.8M75%
Home Services And Other Revenue$71.0M25%

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