Jane Street Group, LLC Mesa Laboratories Inc Transaction History

Jane Street Group, LLC

$384 Billion
Q1 2025

A detailed history of Jane Street Group, LLC transactions in Mesa Laboratories Inc stock. As of the latest transaction made, Jane Street Group, LLC holds 7,019 shares of MLAB stock, worth $637,255. This represents 0.0% of its overall portfolio holdings.

Number of Shares

7,019

Previous 7,019 -0.0%

Holding current value

$637,255

Previous $832,000 -0.0%

% of portfolio

0.0%

Previous 0.0%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 14, 2025	SELL	$118.66 - $154.76 $3.25 Million - $4.24 Million	-27,380 Reduced 79.6%	7,019 $832,000
Q4 2024 Feb 14, 2025	BUY	$98.59 - $135.91 $3.16 Million - $4.36 Million	32,091 Added 1390.42%	34,399 $4.54 Million
Q3 2024 Nov 14, 2024	SELL	$87.73 - $140.86 $1.77 Million - $2.84 Million	-20,134 Reduced 89.72%	2,308 $299,000
Q2 2024 Aug 14, 2024	BUY	$84.94 - $122.22 $1.91 Million - $2.74 Million	22,442 New	22,442 $1.95 Million
Q3 2023 Nov 14, 2023	SELL	$104.28 - $143.36 $337,658 - $464,199	-3,238 Reduced 50.17%	3,216 $337,000
Q2 2023 Aug 14, 2023	BUY	$125.33 - $184.35 $170,448 - $250,716	1,360 Added 26.7%	6,454 $829,000
Q1 2023 May 15, 2023	BUY	$163.15 - $203.76 $559,604 - $698,896	3,430 Added 206.13%	5,094 $890,000
Q4 2022 Feb 14, 2023	SELL	$118.55 - $188.84 $235,084 - $374,469	-1,983 Reduced 54.37%	1,664 $276,000
Q3 2022 Nov 14, 2022	BUY	$139.58 - $214.98 $218,023 - $335,798	1,562 Added 74.92%	3,647 $514,000
Q2 2022 Aug 16, 2022	BUY	$182.13 - $260.0 $379,741 - $542,100	2,085 New	2,085 $425,000
Q4 2021 Feb 15, 2022	SELL	$295.95 - $332.41 $313,115 - $351,689	-1,058 Closed	0 $0
Q3 2021 Nov 16, 2021	BUY	$266.92 - $322.44 $282,401 - $341,141	1,058 New	1,058 $320,000
Q2 2021 Aug 16, 2021	SELL	$235.0 - $272.85 $2.26 Million - $2.62 Million	-9,620 Closed	0 $0
Q1 2021 May 18, 2021	BUY	$243.02 - $297.01 $1.73 Million - $2.11 Million	7,118 Added 284.49%	9,620 $2.34 Million
Q4 2020 Feb 17, 2021	BUY	$258.4 - $289.99 $646,516 - $725,554	2,502 New	2,502 $717,000
Q3 2020 Nov 17, 2020	SELL	$211.1 - $255.87 $343,459 - $416,300	-1,627 Closed	0 $0
Q2 2020 Aug 17, 2020	BUY	$208.55 - $264.25 $339,310 - $429,934	1,627 New	1,627 $353,000

Others Institutions Holding MLAB

# of Institutions

165

Shares Held

5.55M

Call Options Held

Put Options Held

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About MESA LABORATORIES INC

Ticker MLAB
Exchange NASDAQ
Sector Technology
Industry Scientific & Technical Instruments
Shares Outstandng 5,317,270
Market Cap $483M
Description
Mesa Laboratories, Inc. develops, manufactures, and sells life sciences tools and quality control products and services in the United States, Europe, the Asia Pacific, and internationally. The company's Sterilization and Disinfection Control segment manufactures and sells biological, cleaning, and chemical indicators that are used to assess the ...

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Jane Street Group, LLC Mesa Laboratories Inc Transaction History