analyticsVertical SaaS
Data as of Q4 2025
Summary Verdict
SSTK: 1—ACIW: 4wins
Rule of 40
18.4SSTK
28.0ACIW
check_circleACIW leads
Revenue Growth
5.8%SSTK
10.4%ACIW
check_circleACIW leads
Gross Margin
59%SSTK
49%ACIW
check_circleSSTK leads
FCF Margin
12.5%SSTK
17.6%ACIW
check_circleACIW leads
Operating Margin
7.6%SSTK
18.8%ACIW
check_circleACIW leads
NRR
—SSTK
—ACIW
Metric
Rule of 40Efficiency score
SSTK
18.4
ACIW
28.0check_circle
Revenue GrowthYoY
SSTK
5.8%
ACIW
10.4%check_circle
Gross Margin% of revenue
SSTK
59%check_circle
ACIW
49%
FCF MarginFree cash flow
SSTK
12.5%
ACIW
17.6%check_circle
Operating MarginGAAP
SSTK
7.6%
ACIW
18.8%check_circle
NRRNet retention
SSTK
N/A
ACIW
N/A
EV / RevenueValuation multiple
SSTK
N/A
ACIW
N/A
Market CapUSD
SSTK
N/A
ACIW
N/A
ARR GrowthYoY
SSTK
N/A
ACIW
N/A
CAC PaybackMonths to recover
SSTK
N/A
ACIW
N/A
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insights
Analysis
As of Q4 2025, Shutterstock, Inc. trades at N/A EV/Revenue versus ACI WORLDWIDE, INC. at N/A. On the Rule of 40, Shutterstock, Inc. scores 18.4 compared to ACI WORLDWIDE, INC.'s 28.0, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at Shutterstock, Inc. 59% vs ACI WORLDWIDE, INC. 49%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.