Vanguard Group Inc

Holdings History for MESA LABORATORIES INC /CO/ - Common Stock (MLAB)

Symbol: MLAB on Nasdaq
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 322K shares
Security Ownership: 5.84%

Shares, Excluding Options vs Price

Value, Excluding Options

The Vanguard Group ownership in MESA LABORATORIES INC /CO/ Common Stock (MLAB)

2025-10-31 - The Vanguard Group has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 322K shares of MESA LABORATORIES INC /CO/ Common Stock (MLAB). This represents 5.84% percent ownership of the company.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
The Vanguard Group	5.84%		$21.6M	322K			$67.01	13G/A	9/30/2025	31 Oct 2025 11:02:31

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0%	0%	$21.6M	322K	-67,692	-17.4%	$67.01	Q3 2025
6/30/2025	0%	+0%	$36.7M	389K	+4,796	+1.25%	$94.22	Q2 2025
3/31/2025	0%	+0%	$45.6M	385K	+1,757		$118.66	Q1 2025
12/31/2024	0%	+0%	$50.5M	383K	+5,274	+1.4%	$131.87	Q4 2024
9/30/2024	0%	+0%	$49M	378K	+11,174	+3.05%	$129.86	Q3 2024
6/30/2024	0%	0%	$31.8M	366K	-6,989	-1.87%	$86.77	Q2 2024
3/31/2024	0%	+0%	$41M	373K	+3,119	+0.84%	$109.73	Q1 2024
12/31/2023	0%	+0%	$38.8M	370K	+7,274	+2%	$104.77	Q4 2023
9/30/2023	0%	+0%	$38.1M	363K	+2,276	+0.63%	$105.07	Q3 2023
6/30/2023	0%	+0%	$46.4M	361K	+3,540	+0.99%	$128.50	Q2 2023
3/31/2023	0%	0%	$62.4M	357K	-2,105	-0.59%	$174.73	Q1 2023
12/31/2022	0%	+0%	$59.7M	359K	+10,266	+2.94%	$166.21	Q4 2022
9/30/2022	0%	0%	$49.2M	349K	-3,170	-0.9%	$140.83	Q3 2022
6/30/2022	0%	+0%	$71.8M	352K	+10,705	+3.13%	$203.94	Q2 2022
3/31/2022	0%	+0%	$87M	341K	+4,464	+1.32%	$254.88	Q1 2022
12/31/2021	0%	+0%	$111M	337K	+14,245	+4.41%	$328.09	Q4 2021
9/30/2021	0%	+0%	$97.6M	323K	+6,738	+2.13%	$302.36	Q3 2021
6/30/2021	0%	0%	$85.7M	316K	-1,555	-0.49%	$271.17	Q2 2021
3/31/2021	0%	+0%	$77.3M	318K	+11,814	+3.86%	$243.50	Q1 2021
12/31/2020	0%	+0%	$87.7M	306K	+4,489	+1.49%	$286.64	Q4 2020
9/30/2020	0%	+0%	$76.8M	301K	+7,683	+2.62%	$254.76	Q3 2020
6/30/2020	0%	+0%	$63.7M	294K	+12,383	+4.4%	$216.80	Q2 2020
3/31/2020	0%	0%	$63.6M	281K	-15,006	-5.07%	$226.09	Q1 2020
12/31/2019	0%	+0%	$73.9M	296K	+24,014	+8.82%	$249.40	Q4 2019
9/30/2019	0%	+0%	$64.7M	272K	+46,381	+20.5%	$237.77	Q3 2019
6/30/2019	0%	+0%	$55.2M	226K	+49,651	+28.2%	$244.34	Q2 2019
3/31/2019	0%	+0%	$40.6M	176K	+2,727	+1.57%	$230.50	Q1 2019
12/31/2018	0%	+0%	$36.1M	173K	+11,837	+7.32%	$208.39	Q4 2018
9/30/2018	0%	+0%	$30M	162K	+3,309	+2.09%	$185.61	Q3 2018
6/30/2018	0%	+0%	$33.4M	158K	+3,225	+2.08%	$211.08	Q2 2018
3/31/2018	0%	+0%	$23M	155K	+131	+0.08%	$148.44	Q1 2018
12/31/2017	0%	+0%	$19.3M	155K	+4,232	+2.81%	$124.30	Q4 2017
9/30/2017	0%	+0%	$22.5M	151K	+5,569	+3.84%	$149.31	Q3 2017
6/30/2017	0%	+0%	$20.8M	145K	+13,263	+10.1%	$143.32	Q2 2017
3/31/2017	0%	0%	$16.2M	132K	-14,705	-10%	$122.70	Q1 2017
12/31/2016	0%	+0%	$18M	147K	+8,032	+5.8%	$122.75	Q4 2016
9/30/2016	0%	+0%	$15.8M	139K	+8,304	+6.37%	$114.36	Q3 2016
6/30/2016	0%	+0%	$16M	130K	+8,897	+7.33%	$123.00	Q2 2016
3/31/2016	0%	+0%	$11.7M	121K	+10,298	+9.27%	$96.35	Q1 2016
12/31/2015	0%	+0%	$11.1M	111K	+2,348	+2.16%	$99.50	Q4 2015
9/30/2015	0%	+0%	$12.1M	109K	+3,960	+3.78%	$111.40	Q3 2015
6/30/2015	0%	+0%	$9.31M	105K	+1,089	+1.05%	$88.90	Q2 2015
3/31/2015	0%	+0%	$7.49M	104K	+866	+0.84%	$72.20	Q1 2015
12/31/2014	0%	+0%	$7.95M	103K	+272	+0.27%	$77.31	Q4 2014
9/30/2014	0%	+0%	$5.93M	103K	+1,908	+1.9%	$57.78	Q3 2014
6/30/2014	0%	+0%	$8.45M	101K	+2,596	+2.65%	$83.96	Q2 2014
3/31/2014	0%	+0%	$8.85M	98K	+31,933	+48.3%	$90.25	Q1 2014
12/31/2013	0%		$5.19M	66.1K			$78.58	Q4 2013

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.