LAKEWOOD, CO
MESA LABORATORIES INC /CO/MLAB— Latest position per institution from SEC 13F filings
15
Institutional holders
5.41M
Total shares held
512.39M
Estimated value
270.29K
Avg. position size
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
803.50K
Value
69.72M
Filed
Jun 30, 2024
LONG PATH PARTNERS LP
CIK 1905112
Shares
477.13K
Value
47.50M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
440.55K
Value
43.86M
Filed
Jun 30, 2026
CONESTOGA CAPITAL ADVISORS, LLC
CIK 1163744
Shares
426.46K
Value
28.58M
Filed
Sep 30, 2025
WASATCH ADVISORS LP
CIK 814133
Shares
387.13K
Value
50.30M
Filed
Sep 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
321.90K
Value
25.27M
Filed
Dec 31, 2025
BOSTON PARTNERS
CIK 1386060
Shares
265.15K
Value
26.39M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
237.46K
Value
23.64M
Filed
Jun 30, 2026
SELECT EQUITY GROUP, L.P.
CIK 1592643
Shares
235.88K
Value
20.86M
Filed
Mar 31, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
203.74K
Value
20.28M
Filed
Jun 30, 2026
SIMCOE CAPITAL MANAGEMENT, LLC
CIK 1633362
Shares
190.93K
Value
12.79M
Filed
Sep 30, 2025
GENEVA CAPITAL MANAGEMENT LLC
CIK 1009232
Shares
178.71K
Value
14.03M
Filed
Dec 31, 2025
RANGER INVESTMENT MANAGEMENT, L.P.
CIK 1319691
Shares
173.99K
Value
17.32M
Filed
Jun 30, 2026
EAGLE ASSET MANAGEMENT INC
CIK 790502
Shares
165.96K
Value
19.72M
Filed
Sep 30, 2024
MORGAN STANLEY
CIK 895421
Shares
156.98K
Value
15.63M
Filed
Jun 30, 2026
DIAMOND HILL CAPITAL MANAGEMENT, LLC (INVESTMENT ADVISOR)
CIK 1217541
Shares
155.77K
Value
15.51M
Filed
Jun 30, 2026
RAYMOND JAMES FINANCIAL INC
CIK 720005
Shares
149.94K
Value
14.93M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
148.40K
Value
14.77M
Filed
Jun 30, 2026
GLENMEDE TRUST CO NA
CIK 314949
Shares
146.54K
Value
17.39M
Filed
Mar 31, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
139.68K
Value
13.91M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK FINANCE, INC. | 1364742 | 803.50K | 69.72M | Jun 30, 2024 |
| 2 | LONG PATH PARTNERS LP | 1905112 | 477.13K | 47.50M | Jun 30, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 440.55K | 43.86M | Jun 30, 2026 |
| 4 | CONESTOGA CAPITAL ADVISORS, LLC | 1163744 | 426.46K | 28.58M | Sep 30, 2025 |
| 5 | WASATCH ADVISORS LP | 814133 | 387.13K | 50.30M | Sep 30, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 321.90K | 25.27M | Dec 31, 2025 |
| 7 | BOSTON PARTNERS | 1386060 | 265.15K | 26.39M | Jun 30, 2026 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 237.46K | 23.64M | Jun 30, 2026 |
| 9 | SELECT EQUITY GROUP, L.P. | 1592643 | 235.88K | 20.86M | Mar 31, 2026 |
| 10 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 203.74K | 20.28M | Jun 30, 2026 |
| 11 | SIMCOE CAPITAL MANAGEMENT, LLC | 1633362 | 190.93K | 12.79M | Sep 30, 2025 |
| 12 | GENEVA CAPITAL MANAGEMENT LLC | 1009232 | 178.71K | 14.03M | Dec 31, 2025 |
| 13 | RANGER INVESTMENT MANAGEMENT, L.P. | 1319691 | 173.99K | 17.32M | Jun 30, 2026 |
| 14 | EAGLE ASSET MANAGEMENT INC | 790502 | 165.96K | 19.72M | Sep 30, 2024 |
| 15 | MORGAN STANLEY | 895421 | 156.98K | 15.63M | Jun 30, 2026 |
| 16 | DIAMOND HILL CAPITAL MANAGEMENT, LLC (INVESTMENT ADVISOR) | 1217541 | 155.77K | 15.51M | Jun 30, 2026 |
| 17 | RAYMOND JAMES FINANCIAL INC | 720005 | 149.94K | 14.93M | Jun 30, 2026 |
| 18 | DIMENSIONAL FUND ADVISORS LP | 354204 | 148.40K | 14.77M | Jun 30, 2026 |
| 19 | GLENMEDE TRUST CO NA | 314949 | 146.54K | 17.39M | Mar 31, 2025 |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 139.68K | 13.91M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.