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TECH
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Position history for MAIRS & POWER INC's holdings in BIO-TECHNE CORP

MAIRS & POWER INC holds 2.8M shares of TECH (BIO-TECHNE CORP), worth $143.7M as of 2026-Q1. The position was decreased (-0.6% shares). TECH represents 1.5% of MAIRS & POWER INC's portfolio.

Current Value

$143.7M

Current Shares

2.8M

Total Value Change

-$52.6M

Total Shares Change

+9,890

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Decreased
2.8M
-0.6%
$143.7M1.5%$56.99
0
2025-Q4
Decreased
2.8M
-1.4%
$162.8M1.6%$59.04
0
2025-Q3
Increased
2.8M
+3.4%
$156.2M1.5%$52.09
49
2025-Q2
Increased
2.7M
+2.4%
$139.8M1.4%$51.62
49
2025-Q1
Decreased
2.7M
-0.8%
$155.5M1.6%$58.39
0
2024-Q4
Decreased
2.7M
-0.8%
$192.6M1.9%$71.78
0
2024-Q3
Decreased
2.7M
-1.6%
$215.6M2.0%$78.09
0
2024-Q2
Decreased
2.7M
-7.4%
$196.3M1.9%$71.00
0

Other major holders of TECH: VANGUARD GROUP INC, BlackRock Finance, Inc.

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