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GAMCO INVESTORS, INC. ET AL

Position in MLAB — Mesa Laboratories Inc /Co/

CIK 807249 GREENWICH, CT

Position in MLAB

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$692,682
+$83,993 QoQ
Shares Held
7,834
+1.0% QoQ
Ownership
0.142%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MLAB Over Time

Shares Held

Position Value (USD)

Position in Scientific & Technical Instruments

Technology · as of Mar 31, 2026

GAMCO INVESTORS, INC. ET AL holds $28,372,742 across 8 Scientific & Technical Instruments names. MLAB ranks #6 (2.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 MLAB
Mesa Laboratories Inc /Co/
This page
7,834 $692,682

All Filings in MLAB

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4 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $692,682 7,834
2025-12-31 $608,689 7,754
2025-09-30 $550,286 8,212
2025-06-30 $370,284 3,930