vs

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

Rubrik, Inc. is the larger business by last-quarter revenue ($350.2M vs $287.8M, roughly 1.2× QUINSTREET, INC). QUINSTREET, INC runs the higher net margin — 17.4% vs -18.2%, a 35.7% gap on every dollar of revenue. On growth, Rubrik, Inc. posted the faster year-over-year revenue change (48.3% vs 1.9%). Rubrik, Inc. produced more free cash flow last quarter ($80.7M vs $20.7M).

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.

Rubrik, Inc. is an American cloud data management and data security company based in Palo Alto, California, founded in January 2014. The company is listed on the New York Stock Exchange after going public in April 2024.

QNST vs RBRK — Head-to-Head

Bigger by revenue
RBRK
RBRK
1.2× larger
RBRK
$350.2M
$287.8M
QNST
Growing faster (revenue YoY)
RBRK
RBRK
+46.4% gap
RBRK
48.3%
1.9%
QNST
Higher net margin
QNST
QNST
35.7% more per $
QNST
17.4%
-18.2%
RBRK
More free cash flow
RBRK
RBRK
$60.0M more FCF
RBRK
$80.7M
$20.7M
QNST

Income Statement — Q2 FY2026 vs Q3 FY2026

Metric
QNST
QNST
RBRK
RBRK
Revenue
$287.8M
$350.2M
Net Profit
$50.2M
$-63.8M
Gross Margin
9.6%
80.5%
Operating Margin
0.4%
-21.6%
Net Margin
17.4%
-18.2%
Revenue YoY
1.9%
48.3%
Net Profit YoY
3342.5%
51.2%
EPS (diluted)
$0.87
$-0.32

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
QNST
QNST
RBRK
RBRK
Q4 25
$287.8M
$350.2M
Q3 25
$285.9M
$309.9M
Q2 25
$278.5M
Q1 25
$269.8M
$258.1M
Q4 24
$282.6M
$236.2M
Q3 24
$279.2M
$205.0M
Q2 24
$198.3M
$187.3M
Q1 24
$168.6M
Net Profit
QNST
QNST
RBRK
RBRK
Q4 25
$50.2M
$-63.8M
Q3 25
$4.5M
$-95.9M
Q2 25
$-102.1M
Q1 25
$4.4M
$-114.9M
Q4 24
$-1.5M
$-130.9M
Q3 24
$-1.4M
$-176.9M
Q2 24
$-2.2M
$-732.1M
Q1 24
$-7.0M
Gross Margin
QNST
QNST
RBRK
RBRK
Q4 25
9.6%
80.5%
Q3 25
9.4%
79.5%
Q2 25
78.3%
Q1 25
10.3%
77.4%
Q4 24
9.5%
76.2%
Q3 24
10.2%
73.1%
Q2 24
8.8%
48.8%
Q1 24
8.5%
Operating Margin
QNST
QNST
RBRK
RBRK
Q4 25
0.4%
-21.6%
Q3 25
1.7%
-30.5%
Q2 25
-33.4%
Q1 25
1.8%
-45.0%
Q4 24
-0.5%
-52.8%
Q3 24
-0.4%
-82.1%
Q2 24
-0.7%
-387.0%
Q1 24
-3.2%
Net Margin
QNST
QNST
RBRK
RBRK
Q4 25
17.4%
-18.2%
Q3 25
1.6%
-31.0%
Q2 25
-36.7%
Q1 25
1.6%
-44.5%
Q4 24
-0.5%
-55.4%
Q3 24
-0.5%
-86.3%
Q2 24
-1.1%
-390.8%
Q1 24
-4.2%
EPS (diluted)
QNST
QNST
RBRK
RBRK
Q4 25
$0.87
$-0.32
Q3 25
$0.08
$-0.49
Q2 25
$-0.53
Q1 25
$0.08
$5.69
Q4 24
$-0.03
$-0.71
Q3 24
$-0.02
$-0.98
Q2 24
$-0.04
$-11.48
Q1 24
$-0.13

Balance Sheet & Financial Strength

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

Metric
QNST
QNST
RBRK
RBRK
Cash + ST InvestmentsLiquidity on hand
$107.0M
$307.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$294.4M
$-524.4M
Total Assets
$493.0M
$2.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
QNST
QNST
RBRK
RBRK
Q4 25
$107.0M
$307.1M
Q3 25
$101.3M
$322.7M
Q2 25
$284.0M
Q1 25
$81.8M
$186.3M
Q4 24
$57.8M
$103.9M
Q3 24
$25.0M
$142.3M
Q2 24
$50.5M
$502.6M
Q1 24
$39.6M
Stockholders' Equity
QNST
QNST
RBRK
RBRK
Q4 25
$294.4M
$-524.4M
Q3 25
$246.7M
$-564.3M
Q2 25
$-556.5M
Q1 25
$235.5M
$-553.7M
Q4 24
$224.3M
$-521.1M
Q3 24
$219.8M
$-499.3M
Q2 24
$216.8M
$-514.6M
Q1 24
$215.0M
Total Assets
QNST
QNST
RBRK
RBRK
Q4 25
$493.0M
$2.5B
Q3 25
$442.6M
$2.4B
Q2 25
$1.5B
Q1 25
$417.2M
$1.4B
Q4 24
$409.6M
$1.3B
Q3 24
$401.2M
$1.2B
Q2 24
$368.5M
$1.2B
Q1 24
$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
QNST
QNST
RBRK
RBRK
Operating Cash FlowLast quarter
$21.6M
$85.5M
Free Cash FlowOCF − Capex
$20.7M
$80.7M
FCF MarginFCF / Revenue
7.2%
23.1%
Capex IntensityCapex / Revenue
0.3%
1.4%
Cash ConversionOCF / Net Profit
0.43×
TTM Free Cash FlowTrailing 4 quarters
$106.9M
$256.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
QNST
QNST
RBRK
RBRK
Q4 25
$21.6M
$85.5M
Q3 25
$19.6M
$64.7M
Q2 25
$39.7M
Q1 25
$30.1M
$83.6M
Q4 24
$38.7M
$23.1M
Q3 24
$-13.7M
$-27.1M
Q2 24
$16.6M
$-31.4M
Q1 24
$4.1M
Free Cash Flow
QNST
QNST
RBRK
RBRK
Q4 25
$20.7M
$80.7M
Q3 25
$18.4M
$61.2M
Q2 25
$36.8M
Q1 25
$29.5M
$78.0M
Q4 24
$38.2M
$18.0M
Q3 24
$-14.1M
$-29.7M
Q2 24
$15.4M
$-35.0M
Q1 24
$2.9M
FCF Margin
QNST
QNST
RBRK
RBRK
Q4 25
7.2%
23.1%
Q3 25
6.4%
19.8%
Q2 25
13.2%
Q1 25
10.9%
30.2%
Q4 24
13.5%
7.6%
Q3 24
-5.1%
-14.5%
Q2 24
7.8%
-18.7%
Q1 24
1.7%
Capex Intensity
QNST
QNST
RBRK
RBRK
Q4 25
0.3%
1.4%
Q3 25
0.4%
1.1%
Q2 25
1.0%
Q1 25
0.2%
2.2%
Q4 24
0.2%
2.1%
Q3 24
0.2%
1.3%
Q2 24
0.6%
1.9%
Q1 24
0.7%
Cash Conversion
QNST
QNST
RBRK
RBRK
Q4 25
0.43×
Q3 25
4.32×
Q2 25
Q1 25
6.82×
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

QNST
QNST

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

RBRK
RBRK

Subscription And Circulation$336.4M96%
Other$12.3M4%
Software And Services$4.9M1%
Maintenance$1.5M0%

Related Comparisons