MLAB at a glance
MESA LABORATORIES INC /CO/ (MLAB, SEC CIK 724004) filed its latest 10-K annual report on June 3, 2026, a 10-Q quarterly report on August 10, 2026, an 8-K current report on September 8, 2026 and Form 4 insider filings as recently as September 11, 2026. SignalX summarizes each filing with AI and tracks the company's insider trades and institutional holders.
- For the fiscal year ended March 31, 2026 (FY2026), MESA LABORATORIES INC /CO/ (MLAB) reported revenue of $249.1 million (up 3.4% from FY2025) and net income of $6.7 million. Diluted EPS was $1.21.
- As of June 30, 2026, 27 institutional investment managers tracked by SignalX reported holding MESA LABORATORIES INC /CO/ (MLAB) shares worth $208.4 million in 13F-HR filings.
- In the last 90 days, MLAB insiders reported 2 open-market purchases ($902K) and 1 open-market sale ($800K) on Form 4, a net purchase of $102K.
Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).
- Revenue · FY2026
- $249.1M
- +3.4% vs prior year
- Insiders · 90 days
- 2 buys · 1 sell
- Net +$102K
- 13F holders
- 27 funds
- $208.4M · +0 vs prior quarter
- Latest 8-K
- Sep 8, 2026
- Item 5.07
AI 10-Q Quarterly Report Analysis
Latest 10-Q, quarter ended Jun 30, 2026
Management Discussion & Analysis
- Revenue up 1.0% YoY, driven by Calibration Solutions and Biopharmaceutical Development
- Gross margin increased 2.9 percentage points YoY, aided by lower contracted labor costs and favorable mix
- Best segments: Calibration Solutions and Biopharmaceutical Development; worst: Sterilization and Disinfection Control, with lower revenue
- Operating cash flow $14.7M, supporting $8.7M debt reduction
- Near-term headwinds: China weakness, tariffs, supply-chain challenges, cost pressures, and regulatory uncertainty
Risk Factors
- No material risk-factor changes identified; filing references the March 31, 2026 Form 10-K risk factors
- Tax-withholding share transfers: 10,125 shares purchased at $94.65 during June 2026
- Executive equity-sale arrangements: approximately 8,344 shares covered by Rule 10b5-1 plans
- Compliance exposure: executive trading arrangements adopted March 12, 2026 and expired June 30, 2026
AI summary of the MLAB 10-Q filed . Generated from the filing text; verify against the original.View on SEC EDGAR10-K vs 10-Q vs 8-K
AI 8-K Current Report Analysis
The most recent material events, by 8-K item
Item 5.07: Submission of Matters to a Vote of Security Holders
- Annual meeting quorum: 4,872,692 of 5,595,869 eligible shares represented
- All seven director nominees reelected to one-year terms through 2027 annual meeting
Item 2.02: Results of Operations and Financial Condition
- Fiscal Q1 2026 results for three months ended June 30, 2026
- Press release furnished as Exhibit 99.1, containing the detailed financial results
Item 5.05: Amendments to the Registrant's Code of Ethics
- Updated Code of Ethics and Business Conduct effective July 30, 2026
- Revised guidance covering external communications and social media
Item EX-99.1: Item EX-99.1
- Updated Code of Ethics establishes mandatory conduct standards for directors, officers, employees, temporary staff and contractors
- Stronger compliance framework covering financial reporting, insider trading, conflicts, anti-bribery, antitrust and export controls
AI summaries of MLAB 8-K current reports filed with the SEC. What 8-K item codes mean
SignalX for MLAB
Don't miss the next MLAB filing
- Alerts as it files. A push when MLAB files an 8-K or an insider trades.
- Fund moves. Which tracked funds opened, added or cut MLAB, by share count.
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Recent Insider Transactions (Form 4)
Latest reported trades by officers, directors and 10% owners
| Insider | Type | Date | Shares | Price |
|---|---|---|---|---|
| Ladiwala Shiraz Shabanali | A | Sep 9, 2026 | 2,510 | - |
| Hall Shannon | A | Sep 9, 2026 | 1,774 | - |
| Capone Mark Christopher | A | Sep 9, 2026 | 2,423 | - |
| Sullivan John James | A | Sep 9, 2026 | 1,774 | - |
| Tripeny R Tony | A | Sep 9, 2026 | 1,774 | - |
| Tripeny R Tony | M | Aug 15, 2026 | 2,784 | - |
| Sullivan John James | M | Aug 15, 2026 | 2,784 | - |
| Ladiwala Shiraz Shabanali | M | Aug 15, 2026 | 3,810 | - |
Financial SummaryXBRL
| Metric | FY2024 | FY2025 | FY2026 |
|---|---|---|---|
| Profitability | |||
| Revenue | - | $241.0M | $249.1M |
| Gross Profit | - | $150.9M | $158.3M |
| Operating Income | - | $16.3M | $18.5M |
| Net Income | - | -$2.0M | $6.7M |
| Gross Margin | - | 62.6% | 63.5% |
| Op. Margin | - | 6.8% | 7.4% |
| Net Margin | - | -0.8% | 2.7% |
| Balance Sheet | |||
| Total Assets | $446.8M | $433.3M | $427.7M |
| Equity | $145.4M | $159.8M | $186.2M |
| ROE | - | -1.2% | 3.6% |
| Per Share | |||
| EPS | - | $-0.36 | $1.21 |
| Cash Flow | |||
| Operating CF | - | $46.8M | $42.8M |
| CapEx | - | $4.2M | $3.3M |
Source: XBRL data in MESA LABORATORIES INC /CO/ (MLAB)'s 10-K filings on SEC EDGAR, in USD. Compare across companies →
13F Fund Holdings: Quarterly Trend
Latest: Q2 2026Aggregate MLAB share value held by 13F filers tracked by SignalX, by quarter.
Quarterly totals table
| Quarter | Funds | Total value |
|---|---|---|
| Q2 2026 | 27 | $208.4M |
| Q1 2026 | 27 | $158.8M |
| Q4 2025 | 25 | $135.2M |
| Q3 2025 | 27 | $119.2M |
| Q2 2025 | 28 | $234.6M |
| Q1 2025 | 23 | $203.5M |
| Q4 2024 | 20 | $184.2M |
| Q3 2024 | 17 | $87.3M |
- FMR LLC (Fidelity)+82.4K (+1273%)
- BlackRock+46.7K (+12%)
- AQR Capital Management+33.2K (+19%)
- Citadel Advisors LLC+27.5K (+326%)
- D.E. Shaw & Co+27.2K (+50%)
- Bank of America Corp−7.9K (-14%)
- Goldman Sachs Group−6.3K (-9%)
- Morgan Stanley−5.1K (-3%)
- Northern Trust−3.5K (-5%)
- Renaissance Technologies LLC−2.7K (-9%)
Source: 13F-HR filings on SEC EDGAR (aggregated from 194 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work
MLAB filing archive
AI analysis pages for each 10-K, 10-Q and 8-K
10-Q quarterly reports
Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4
| Form | Filing date | Period | Analysis | SEC |
|---|---|---|---|---|
| 4 | Sep 11, 2026 | - | - | - |
| 4 | Sep 11, 2026 | - | - | - |
| 4 | Sep 11, 2026 | - | - | - |
| 4 | Sep 11, 2026 | - | - | - |
| 4 | Sep 11, 2026 | - | - | - |
| 4 | Sep 11, 2026 | - | - | - |
| 8-K | Sep 8, 2026 | - | Analysis | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 4 | Aug 17, 2026 | - | - | - |
| 8-K | Aug 10, 2026 | - | Analysis | - |
| 10-Q | Aug 10, 2026 | Jun 30, 2026 | Analysis | |
| 8-K | Jul 30, 2026 | - | Analysis | - |
| 4 | Jun 23, 2026 | - | - | - |
| 4 | Jun 23, 2026 | - | - | - |
| 4 | Jun 23, 2026 | - | - | - |
| 4 | Jun 17, 2026 | - | - | - |
| 4 | Jun 17, 2026 | - | - | - |
| 4 | Jun 17, 2026 | - | - | - |
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MLAB SEC filings: frequently asked questions
Are MLAB insiders buying or selling?
In the last 90 days, MESA LABORATORIES INC /CO/ (MLAB) officers, directors and 10% owners reported 2 open-market purchases worth $902,411 by 2 insiders and 1 open-market sale worth $800,090 by 1 insider on Form 4, a net purchase of $102,321. Many insider sales are pre-planned or for taxes, so purchases usually carry more information.
Which institutions hold MLAB stock?
As of June 30, 2026, the largest MESA LABORATORIES INC /CO/ (MLAB) holders among the 13F filers tracked by SignalX were BlackRock ($43.9 million), Vanguard Capital Management LLC ($23.6 million), AQR Capital Management ($20.3 million), Morgan Stanley ($15.6 million), Raymond James Financial ($14.9 million). 13F-HR reports are filed up to 45 days after each quarter ends.
What was MLAB's revenue in fiscal year 2026?
For the fiscal year ended March 31, 2026 (FY2026), MESA LABORATORIES INC /CO/ (MLAB) reported revenue of $249.1 million (up 3.4% from FY2025) and net income of $6.7 million. Diluted EPS was $1.21. The figures come from the XBRL data in the 10-K.
What did MLAB report in its latest 8-K?
MESA LABORATORIES INC /CO/ (MLAB) filed an 8-K on September 8, 2026 reporting Item 5.07 (Submission of Matters to a Vote of Security Holders). Annual meeting quorum: 4,872,692 of 5,595,869 eligible shares represented.
What are the latest MLAB SEC filings?
MESA LABORATORIES INC /CO/ (MLAB) filed its latest 10-K annual report on June 3, 2026, a 10-Q quarterly report on August 10, 2026, an 8-K current report on September 8, 2026 and a Form 4 insider filing on September 11, 2026.
What is MLAB's SEC CIK number?
MESA LABORATORIES INC /CO/ (MLAB)'s SEC Central Index Key (CIK) is 724004. EDGAR lists every MLAB filing under that number.
Ask anything about MLAB
The research agent reads MLAB's filings, financials, insider trades and 13F holders, then answers with sources.