As of August 28, 2026, Proto Labs, Inc. (PRLB) has a DilutionWatch DilutionScore of 23/100, rated LOW dilution risk. Proto Labs, Inc. has a market capitalization of $1.80B, 23.92M shares outstanding, 263 institutional holders tracked.
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Score Breakdown
💰Cash Runway—
Dilution Forecast
☀️
Clear
No significant dilution signals
model est. 0%
No significant dilution signals detected for PRLB.
Market Data
Market Cap$1.80B
Shares Outstanding23.92M
Float23.51M
Cash$142.78M
Debt$636.0K
Short InterestN/A
Institutional Holdings
QoQ: ↑ 12.6% shares (2026Q1 vs prior)
263 institutional holders · 25.03M shares
#1
BlackRock, Inc.
3.68M shares
#2
DISCIPLINED GROWTH INVESTORS INC /MN
2.50M shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
2.08M shares
Institutional holder totals are aggregated from ownership filings and may use a different share basis or reporting date than public float. They are not a reconciliation against tradeable float.
Short Interest
Short Interest675.5K
Days to Cover4.1
% of Float2.9%
FINRA data as of Jul 31, 2026
Recent SEC Activity
No recent SEC insights
Recent News
No recent news
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