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MLAB · Technology

MESA LABS INC

USA Technology Filing: 2025-12-31
Smart-money confidence · 1 of 3 sources firing
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
32
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
◆ Next steps Interested in MESA LABS INC? Here's what to do with it.
Not financial advice. Bogen Capital surfaces public SEC filings — you decide what to do with them.
Market cap
$540M
Industry
Scientific & Technical Instruments
Sector
Technology
Exchange
NasdaqGS
About MESA LABS INC

Mesa Laboratories, Inc. develops, designs, manufactures, sells, and services life sciences tools and quality control products and services in North America, Europe, the Asia Pacific, and internationally. The Sterilization and Disinfection Control segment offers biological, chemical, and cleaning indicators, used to assess the effectiveness of sterilization, decontamination, disinfection, and cleaning processes in the pharmaceutical, medical device, and healthcare industries. This segment also provides sterility assurance testing and laboratory services to the dental and pharmaceutical…

Who's behind the signal
Every informed buyer we can see on MLAB, across all three feeds.
Hedge funds · 6
Point72 (Steve Cohen) New position
D.E. Shaw & Co Increased +133%
Citadel Advisors Increased +71%
AQR Capital Management Increased +115%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. MESA LABS INC isn't in the top-10 model right now, but 6 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
6
Investors
1
New positions
4
Increasing
1
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.1×
New position
% of portfolio
0.0%
Position change
NEW
0.0% of Point72's portfolio
Trust weight: 1.2×
Increased +332%
% of portfolio
0.0%
Position change
+332%
0.0% of Tudor Investment's portfolio
Trust weight: 1.0×
Increased +133%
% of portfolio
0.0%
Position change
+133%
0.0% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
Increased +71%
% of portfolio
0.0%
Position change
+71%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.0×
Increased +115%
% of portfolio
0.0%
Position change
+115%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
Decreased −97%
% of portfolio
0.0%
Position change
−97%
0.0% of Millennium Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to MESA LABS INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell MESA LABS INC or any security.

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