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D. E. Shaw & Co., Inc.

Position in MLAB — Mesa Laboratories Inc /Co/

CIK 1009207 New York, NY

Position in MLAB

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$4,824,018
-$1,186,334 QoQ
Shares Held
54,558
-28.7% QoQ
Ownership
0.987%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2023
8 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

D. E. Shaw & Co., Inc. holds $270,065,876 across 15 Scientific & Technical Instruments names. MLAB ranks #9 (1.8% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MLAB

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8 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $4,824,018 54,558
2025-12-31 $6,010,352 76,565
2025-09-30 $2,198,665 32,811
2025-06-30 $816,416 8,665
2024-03-31 $436,615 3,979
2023-12-31 $620,447 5,922
2023-09-30 $441,924 4,206
2023-06-30 $335,899 2,614