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| Mesa Laboratories Inc /CO | |
|---|---|
| Ticker | MLAB |
| CIK # | 0000724004 |
| CUSIP | 59064R109 |
| Sector | Life Sciences - Industrial Instruments For Measurement, Display, And Control |
| Address | 12100 W 6th Ave, Lakewood, CO 80228 |
| Source | [EDGAR] |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0000724004] | 10-K | |
| [0000724004] | 10-Q | |
| [0000724004] | 3 | |
| [0000724004] | 4 | |
| [0000724004] | 5 | |
| [0000724004] | 8-K | |
| [0000724004] | SC 13G |
| Form 13D/13G Filer | Form 13D/13G Subject | Filed | % Owned |
|---|---|---|---|
| Long Path Smaller Companies Fund LP | Mesa Laboratories Inc /CO/ | [2026-03-13] | 0.0 |
| Invesco Ltd | Mesa Laboratories Inc /CO/ | [2021-02-16] | 5.2 |
| Vanguard Group Inc | Mesa Laboratories Inc /CO | [2020-02-11] | 6.78 |
| Price T Rowe Associates Inc /MD/ | Mesa Laboratories Inc /CO | [2019-02-14] | 7.4 |
| BlackRock Inc | Mesa Laboratories Inc /CO | [2019-02-08] | 6.6 |
| Nine Ten Partners LP | Mesa Laboratories Inc /CO | [2015-02-17] | 5.9 |
| Conestoga Capital Advisors LLC | Mesa Laboratories Inc /CO | [2015-01-14] | 11.16 |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Capone Mark Christopher
Common Stock
|
2026-03-10 | Buy | 1,301 | $76.35 | 99,331 |
|
Ladiwala Shiraz Shabanali
Common Stock
|
2026-03-10 | Buy | 3,500 | $72.23 | 252,805 |
|
Tripeny R Tony
Common Stock
|
2026-03-10 | Buy | 1,315 | $76.00 | 99,940 |
|
Sullivan John James
Common Stock
|
2025-12-02 | Gift | 2,000 | $0.00 | |
|
Owens Gary M
Common Stock
|
2025-10-27 | Option exercise | 11,558 | $0.00 | |
|
Alltoft Jennifer Sadie
Restricted Stock Units - 8 · derivative
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Ladiwala Shiraz Shabanali
Restricted Stock Units - 6 · derivative
|
2025-08-15 | Grant | 3,810 | $0.00 | |
|
Capone Mark Christopher
Restricted Stock Units - 3 · derivative
|
2025-08-15 | Grant | 2,784 | $0.00 | |
|
Ladiwala Shiraz Shabanali
Restricted Stock Units - 5 · derivative
|
2025-08-15 | Option exercise | 1,949 | $0.00 | |
|
Tripeny R Tony
Restricted Stock Units - 4 · derivative
|
2025-08-15 | Grant | 2,784 | $0.00 | |
|
Sullivan John James
Restricted Stock Units - 10 · derivative
|
2025-08-15 | Grant | 2,784 | $0.00 | |
|
Sullivan John James
Restricted Stock Units - 9 · derivative
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Hall Shannon
Restricted Stock Units - 7 · derivative
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Ladiwala Shiraz Shabanali
Common Stock
|
2025-08-15 | Option exercise | 1,949 | $0.00 | |
|
Capone Mark Christopher
Common Stock
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Sullivan John James
Common Stock
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Alltoft Jennifer Sadie
Common Stock
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Tripeny R Tony
Common Stock
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Hall Shannon
Common Stock
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
|
Tripeny R Tony
Restricted Stock Units - 3 · derivative
|
2025-08-15 | Option exercise | 1,404 | $0.00 | |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 161 | 4,827,730 |
| 2025-12-31 | 159 | 4,743,291 |
| 2025-09-30 | 141 | 4,988,234 |
| 2025-06-30 | 156 | 5,223,852 |
| 2025-03-31 | 152 | 5,164,635 |
| 2024-12-31 | 159 | 5,105,983 |
| 2024-09-30 | 168 | 4,901,275 |
| 2024-06-30 | 156 | 4,893,469 |
| 2024-03-31 | 156 | 5,385,303 |
| 2023-12-31 | 161 | 5,137,265 |
| 2023-09-30 | 156 | 4,901,095 |
| 2023-06-30 | 163 | 4,879,082 |
| Form 13F Holdings | ||||
|---|---|---|---|---|
| Firm | Period | DFND | Voting | Shares |
| Wasatch Advisors LP | [2026-06-30] | SOLE | 97,392 | 115,668 |
| Y-Intercept Hong Kong Ltd | [2026-06-30] | SOLE | 10,010 | 10,010 |
| Wealth Enhancement Advisory Services LLC | [2026-06-30] | SOLE | 187 | 4,275 |
| Kings Path Partners LLC | [2026-06-30] | SOLE | 0 | 2,433 |
| Farther Finance Advisors LLC | [2026-06-30] | SOLE | 0 | 412 |
| Alaska Retirement Management Board | [2026-06-30] | SOLE | 278 | 278 |
| Hilltop National Bank | [2026-06-30] | DFND | 200 | 200 |
| Gamma Investing LLC | [2026-06-30] | DFND | 198 | 198 |
| Versant Capital Management Inc | [2026-06-30] | SOLE | 139 | 139 |
| True Wealth Design LLC | [2026-06-30] | SOLE | 0 | 40 |
| IFP Advisors LLC | [2026-06-30] | SOLE | 15 | 15 |
| Cedar Mountain Advisors LLC | [2026-06-30] | SOLE | 0 | 10 | Prev | Page 1 | Next |