STATE OF WISCONSIN INVESTMENT BOARD

Position in MLAB — Mesa Laboratories Inc /Co/

CIK 854157 MADISON, WI

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Position in MLAB

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$1,680,510

-$94,061 QoQ

Shares Held

19,006

-15.9% QoQ

Ownership

0.344%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2022

12 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

STATE OF WISCONSIN INVESTMENT BOARD holds $163,017,223 across 16 Scientific & Technical Instruments names. MLAB ranks #13 (1.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	KEYS	Keysight Technologies, Inc.	99,117	$27,987,667
2	COHR	Coherent Corp.	113,086	$26,938,216
3	TDY	Teledyne Technologies Inc	35,931	$21,738,614
4	GRMN	Garmin Ltd	87,550	$20,312,475
5	MKSI	Mks Inc	48,978	$11,255,634
6	FTV	Fortive Corp	202,888	$11,215,648
7	TRMB	Trimble Inc.	170,288	$11,107,886
8	CGNX	Cognex Corp	160,744	$7,874,848

All Filings in MLAB

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12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,680,510	19,006	-15.9%	Shares	Sole	2026-05-15
2025-12-31	$1,774,571	22,606	+22.8%	Shares	Sole	2026-02-17
2025-09-30	$1,233,386	18,406	+91.4%	Shares	Sole	2025-11-14
2024-09-30	$1,248,603	9,615	-8.7%	Shares	Sole	2024-11-14
2024-06-30	$914,121	10,535	-37.4%	Shares	Sole	2024-08-14
2024-03-31	$1,845,219	16,816	+68.0%	Shares	Sole	2024-05-14
2023-12-31	$1,048,747	10,010	+169.0%	Shares	Sole	2024-02-12
2023-06-30	$478,148	3,721	-12.9%	Shares	Sole	2023-08-14
2023-03-31	$746,271	4,271	-18.8%	Shares	Sole	2023-05-15
2022-12-31	$874,597	5,262	+141.4%	Shares	Sole	2023-02-14
2022-09-30	$307,009	2,180	+72.5%	Shares	Sole	2022-11-14
2022-06-30	$257,780	1,264	—	Shares	Sole	2022-08-15
No filing history on record for this holder in this stock.