Stock Ratings / Industrials / PRLB / options

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Proto Labs Inc. (PRLB) Options Positioning, Max Pain & Unusual Sweeps

$77.64 -14.60% NYSE • Live Quote vs Prior Daily Close (Synced Snapshot) EXT / AFTER-HRS: $75.45

Proto Labs Inc. (PRLB) carries a Roarable Rating of D+ (Sell) with 52/100 RQD Confidence due to weak cash-flow efficiency and sensitivity to current interest rates. Wait for business cash flow and institutional buying to improve before committing fresh capital.

📊 Historical Track Record: Scores of 52/100 (D+) historically posted market-perform odds over rolling 90-day windows (-1.1% avg 90D alpha vs SPY) →

ROARABLE D+ • SELL / AVOID Cap $1.86B

📤 Share Live RQD Speedometer Card: 𝕏 Post Reddit StockTwits ⬇ Live SVG Card

⚡ INSTANT AI QUANT PREVIEW • $0 FREE TIER Click Any Pre-Computed AI Quant Specialist Briefing on PRLB Below — or Connect Your Own ChatGPT / Claude

🤖 Mara Quenwick • AI Quant Lead (Click for Instant Brief) Is PRLB stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

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As of 2026-11-02, Proto Labs Inc. (NYSE: PRLB) is rated D+ (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 52/100 at a spot price of $77.64 (-14.60% 1D, market cap $1.86B). Pillar breakdown: Fundamental Cash Engine 10/20, Institutional 13F & Options Flow 8/20, Executive Insider Alignment 16/20, FRED Macro Regime Fit 9/20, and SEC Balance-Sheet Forensics 9/20. Across 485 tracked Industrials issuers, PRLB ranks #227 in composite RQD confidence.

✓ Pre-computed one-to-many AI Quant brief

🤖 Ellis Vennor • AI Peer & Flow Quant (Click for Instant Brief) How does PRLB compare to KALU and RYZ in the Industrials sector?

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Within the Industrials sector (Metal Fabrications), PRLB carries a Roarable D+ (52/100 RQD), trailing P/E of 87.4x, gross margin of 44.5%, and ROIC of 3.5%. By comparison, KALU (Kaiser Aluminum Corporation) holds a D grade (50/100 RQD, P/E 17.3x, ROIC 7.9%, cap $1.96B) and RYZ (Ryerson Holding Corporation) posts a D+ grade (53/100 RQD, P/E N/A, ROIC -3.4%, cap $1.60B). Among the 5-stock peer group, KALU leads on earnings multiple (17.3x) while KALU leads on capital efficiency (7.9% ROIC).

✓ Pre-computed one-to-many AI Quant brief

🤖 Gideon Ashmere • AI SEC 10-K Forensics (Click for Instant Brief) What are the biggest fundamental strengths and SEC risk factors for PRLB?

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Per PRLB's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0001443669), Proto Labs Inc. generated $533.1M in revenue (+6.4% YoY), $21.2M in net income, and $59.7M in free cash flow against $763.4M in total assets and $0 in total debt. Key quantitative strengths: Clean SEC annual filing review with no major hidden accounting time-bombs.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.

✓ Pre-computed one-to-many AI Quant brief

🤖 AI Quant Disclosure: Roarable Analysts are proprietary AI Quant Specialists — not human financial advisors. Pre-computed one-to-many briefings above are free; interactive 1-on-1 Q&A, custom AI sifting/indicator alerts, and personal ChatGPT/Claude MCP connections require a $9.95/mo Pro account (currently waitlist-only).

INTERACTIVE SCENARIO DECK:

🛡️ Portfolio Crash X-Ray

EXT / AFTER-HRS: $75.45 (-2.82%)🧬 Disciplined Float (-0.40% YoY Shares)⚙️ Cash Engine: 10/20 (D) • 11.2% FCF Margin

Verify 90D Bucket Audit →

📊 Historical Track Record: Scores of 52/100 (D+) historically posted market-perform odds over rolling 90-day windows (-1.1% avg 90D alpha vs SPY • 50.1% hit rate — wait for RQD ≥ 70 breakout).

Audit Bucket Track Record →

RQD QUANT TACHOMETERSELL / AVOID • D+

2-of-3 JEV AI Jury Bearish Warning

Cash

SEC

Whale

Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer

5-PILLAR SNOWFLAKE RADARRw D · Rk C

Each axis scored 0–20

12M PRICE TARGET CONE-2.7% Base Target

WHALE OPTIONS SNAPSHOT: — (No Active Options Snapshot on file for PRLB)Realized 20D OHLCV Swing Band: ±11.7%

Deterministic 5-Pillar Attribution (52/100 Composite)

🔍 WHY PRLB SCORES 52/100 (D+) — TOP 3 DRIVERS2 Bullish Pillars + #1 Risk Drag

▲ #1 Bullish Driver: SEC 10-K Forensic Risk+16/20 pts (31% of score)

Altman Z-Score 13.96 (FORTRESS SAFE (>3.0)) • Piotroski F-Score 7/9

▲ #2 Bullish Driver: Cash Engine Quality+10/20 pts (19% of score)

SEC XBRL FY 2025 (10-K): 11.2% FCF Margin ($59.7M FCF) & 44.5% Gross Margin

▼ #1 Drag / Risk Factor: Whale & Options Positioning8/20 pts (-12 pt drag)

Put hedging (50% put share) caps near-term gamma upside (-12 pts vs max)

📈 PAST 4 QUARTERS RQD vs SUBSEQUENT RETURNQ1 → Q2 → Q3 → Current

Q1 (-3Q)

Grade C$91.60-4.6% Next Q

Q2 (-2Q)

Grade C$87.40-1.1% Next Q

Q3 (-1Q)

Grade C$86.41-10.1% Next Q

Current

Grade D+$77.64-1.1% Hist 90D α

Trajectory: C (60) → D+ (52)Full Audit →

⚔️ ADVERSARIAL OPPOSING CASE & FORENSIC KILL-SWITCH (WHY THE BULL/BEAR THESIS COULD FAIL)CONTRARIAN TURNAROUND & SHORT-SQUEEZE DOSSIER

⚔️ Adversarial Opposing Case: What Could Spark a PRLB Turnaround Squeeze

Gideon Ashmere Forensic Desk →

While PRLB currently carries a cautious 52/100 (D+) rating due to Whale & Options Positioning (8/20), shorts face asymmetric squeeze risk if free cash flow inflects or management executes accretive buybacks.

🚀 Contrarian Squeeze Trigger #1

Clean SEC annual filing review with no major hidden accounting time-bombs.

🚀 Contrarian Squeeze Trigger #2

Options & Short-Covering Gamma: Reclaiming the 50-day SMA ($86.23) and Max Pain ($81.52) forces dealer call-delta covering toward $104.96.

🚀 Contrarian Squeeze Trigger #3

Forensic Repair Trigger: Halting share dilution (Disciplined Float (-0.40% YoY Shares)) or retiring high-cost debt immediately upgrades the SEC 10-K Forensic pillar.

🎲 LIVE PREDICTION MARKET ODDS TIED TO $PRLB• $2.4M Crowd Pool • Kalshi / Polymarket Composite

Contract: “PRLB Beats Next Quarter EPS Consensus (Dec 30, 2026) & Holds Above 200D SMA”

YES 52%NO 48%Trade / Inspect Odds →

CALL VS. PUT WHALE SHARE

— (No Active Options Snapshot)

Put/Call Ratio: — (No Active Options Snapshot)

MAX-PAIN EXPIRATION MAGNET

— (No Active Options Snapshot)

No active options chain max-pain snapshot on file

HISTORICAL 20D VOLATILITY SWING

±11.7%

Derived from 20D OHLCV bars (No Active Options Snapshot)

Active Strike Call vs. Put Concentration Ladder (PRLB)

— (No Active Options Snapshot) — No unusual CBOE strike concentration anomalies recorded in the current database snapshot for PRLB.

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ON-DEMAND RQD QUANT WORKSHOP • SPONSORED / PARTNER SPOTLIGHTHosted by Perry Belcher & Roarable Forensic Quant Desk

Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring PRLB)

✓Walkthrough of PRLB's RQD Radar, SEC cash-conversion gap & downside invalidation levels
✓3 asymmetric Bear/Hedge frameworks when 10-year Treasury yields stay elevated
✓Includes nightly RQD rating-change & forensic signal email alerts on your tracked stocks

RQD INSIDER CLUB WAITLIST$49/YR PLANNED

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PRLB // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: +20.67%📐 HORIZONTAL RANGE

2026-11-02O $90.91H $90.91L $77.64C $77.64VOL 624.2K

RES: $103.6SUP: $69.65SMA50: $86.23SMA200: $73.31

PRIMARY-SOURCE FORENSICS, SECOND-ORDER LINKS & AI ANALYST DESK

PRLB Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure

🦋 PRLB Butterfly Map → + Track PRLB →

Share Count & Dilution Monitor (#25)

Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).

Reverse-DCF Expectations Hurdle (#30)

48.0%/yr Implied 5Y Growth

vs. +6.0% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).

Ellis Vennor Setup Ledger (#33)

No active Ellis Vennor swing setup published on PRLB today. View full Setup Ledger →

🦋 Documented & Second-Order Butterfly Connections Open Graph →

No direct multi-tier Butterfly edges indexed yet for PRLB. Explore sector supply chains on /butterfly.

AI Analyst Theses, Washington Policy & Company Video

🎬 No recent verified company-specific video clip queued for PRLB today (we never pad ticker pages with unrelated generic clips). Browse Macro Video Desk →

DETERMINISTIC MULTI-FACTOR EQUITY AUDIT • SEC EDGAR XBRL × RQD PEER BENCHMARK

📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (PRLB)

Industrials Rank #227 of 485 ⚔️ KALU vs PRLB Full Matrix →

1. Head-to-Head Industrials Peer Comparison (PRLB vs. KALU, RYZ, TSAT, HLIO)

Industry: Metal Fabrications (47 Tracked Issuers)

Across 485 tracked Industrials securities in the Roarable RQD universe, Proto Labs Inc. (PRLB) ranks #227 by composite RQD confidence (52/100, grade D+) and #216 by equity capitalization ($1.86B). Within this direct 5-issuer industry benchmark cohort, KALU leads on earnings valuation at 17.3x trailing P/E, while KALU leads on capital efficiency and profitability with 7.9% ROIC and 13.1% gross margin. HLIO currently holds the highest overall quantitative score in the immediate peer group at 54/100 (D+) compared with PRLB at 52/100 (D+).

Ticker / Company	Roarable Grade	RQD Score	Trailing P/E	Gross Margin	ROIC	1D Change	Market Cap	Head-to-Head
PRLB ACTIVE Proto Labs Inc.	D+	52/100	87.4x	44.5%	3.5%	-14.60%	$1.86B	Benchmark Subject
KALU Kaiser Aluminum Corporation	D	50/100	17.3x	13.1%	7.9%	-0.84%	$1.96B	/kalu-vs-prlb →
RYZ Ryerson Holding Corporation	D+	53/100	—	17.1%	-3.4%	+4.48%	$1.60B	/ryz-vs-prlb →
TSAT Telesat Corporation and Class B Variable Voting Shares (Class A)	D	48/100	—	—	—	-6.65%	$1.54B	/tsat-vs-prlb →
HLIO Helios Technologies Inc.	D+	54/100	46.5x	32.3%	4.7%	+0.90%	$2.25B	/hlio-vs-prlb →

2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)

SEC EDGAR 10-K • FILED 2025-12-31 • CIK 0001443669

In its most recent audited fiscal period (FY2025, filed 2025-12-31), Proto Labs Inc. (PRLB) reported GAAP revenue of $533.1M (+6.4% vs. FY2024 revenue of $500.9M ) , GAAP net income of $21.2M, operating cash flow of $74.5M, and free cash flow of $59.7M (-13.1% YoY). On the balance sheet, PRLB closed FY2025 with $763.4M in total assets against $0 in total debt (Altman Z-Score: 13.96, Piotroski F-Score: 7/9).

Fiscal Period	Filing Date	Revenue	Net Income	Operating Cash Flow	Free Cash Flow	Total Assets	Total Debt
FY2025 (FY)	2025-12-31	$533.1M	$21.2M	$74.5M	$59.7M	$763.4M	—
FY2024 (FY)	2024-12-31	$500.9M	$16.6M	$77.8M	$68.7M	$743.5M	—
FY2023 (FY)	2023-12-31	$0	$17.2M	$73.3M	$73.3M	—	—

3. PRLB Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)

✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLED

Is PRLB stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

How does PRLB compare to KALU and RYZ in the Industrials sector?

What are the biggest fundamental strengths and SEC risk factors for PRLB?

Where is PRLB trading relative to its 50-day, 200-day, and 52-week technical levels?

PRLB last traded at $77.64 (-14.60% on volume of 624,204 shares), positioning the stock -9.96% below its 50-day simple moving average ($86.23) and +5.91% above its 200-day simple moving average ($73.31). Across its 52-week range of $45.10 to $99.96, PRLB sits at the 59.3% percentile with a 14-day RSI of 40.7 (NEUTRAL RANGE) and an implied next-earnings move of ±11.7% ($68.56 to $86.72).

PRLB Investor FAQ & Complete 8-Part Research Index

100% OPEN ACCESS • SEC EDGAR × CBOE × FRED

What is PRLB's options positioning and volatility profile?

Roarable tracks verified CBOE unusual options sweeps, put/call ratios, and OHLCV realized volatility bands for PRLB.

Direct Sub-Reports: PRLB RQD Cockpit PRLB 12M Forecast PRLB Earnings & Move PRLB Dividends & DRIP PRLB Insiders & 13F PRLB Whale Options PRLB Profit Sankey PRLB News & Why