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STATE OF WISCONSIN INVESTMENT BOARD

Position in MLAB — Mesa Laboratories Inc /Co/

CIK 854157 MADISON, WI

Position in MLAB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,882,092
+$201,582 QoQ
Shares Held
18,906
-0.5% QoQ
Ownership
0.338%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#43
of 158 holders
Holding Since
Jun 2022
13 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 Jun 30, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $197,342,421 across 16 Scientific & Technical Instruments names. MLAB ranks #13 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MLAB

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13 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,882,092 18,906
2026-03-31 $1,680,510 19,006
2025-12-31 $1,774,571 22,606
2025-09-30 $1,233,386 18,406
2024-09-30 $1,248,603 9,615
2024-06-30 $914,121 10,535
2024-03-31 $1,845,219 16,816
2023-12-31 $1,048,747 10,010
2023-06-30 $478,148 3,721
2023-03-31 $746,271 4,271
2022-12-31 $874,597 5,262
2022-09-30 $307,009 2,180
2022-06-30 $257,780 1,264