MLAB MESA LABORATORIES INC /CO/
Nasdaq · SEC CIK 724004 · EDGAR
- Bought, last 12 months
- $1.35M 5 purchases by 4 insiders
- Sold, last 12 months
- $1.57M 7 sales by 4 insiders
- Filings on record
- 205 since 2021-07-06, latest 2026-09-11 14:13
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Kadia Siddhartha | Pres, CEO | $800.1K | — |
| Sullivan John James | Dir | — | $800.1K |
| Sakys John | CFO | — | $376.9K |
| Archbold Brian David | SVP Ops | — | $341.7K |
| Ladiwala Shiraz Shabanali | Dir | $252.8K | — |
| Tripeny R Tony | Dir | $202.3K | — |
| Capone Mark Christopher | Dir | $99.3K | — |
| Crennen Lyndsey Elizabeth | CAO | — | $51.5K |
| Alltoft Jennifer Sadie | Dir | — | — |
| Owens Gary M | Pres, CEO | — | — |
Transactions 221
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-17 19:40 | 2026-08-15 | MLAB | Capone Mark Christopher | Dir | M - OptEx | $0.00 | +2,784 | 6,213 | +81% | $0 |
| D | 2026-08-17 19:32 | 2026-08-15 | MLAB | Alltoft Jennifer Sadie | Dir | M - OptEx | $0.00 | +2,784 | 7,662 | +57% | $0 |
| D | 2026-08-17 17:55 | 2026-08-15 | MLAB | Ladiwala Shiraz Shabanali | Dir | M - OptEx | $0.00 | +3,810 | 12.3K | +45% | $0 |
| D | 2026-08-17 17:46 | 2026-08-15 | MLAB | Hall Shannon | Dir | M - OptEx | $0.00 | +2,784 | 6,973 | +66% | $0 |
| D | 2026-08-17 17:30 | 2026-08-15 | MLAB | Tripeny R Tony | Dir | M - OptEx | $0.00 | +2,784 | 9,082 | +44% | $0 |
| D | 2026-08-17 17:01 | 2026-08-15 | MLAB | Sullivan John James | Dir | M - OptEx | $0.00 | +2,784 | 20.6K | +16% | $0 |
| 2026-08-17 12:18 | 2026-08-13 | MLAB | Sullivan John James | Dir | S - Sale | $112.80 | -7,093 | 17.8K | -28% | -$800.1K | |
| I | 2026-08-17 11:49 | 2026-08-13 | MLAB | Kadia Siddhartha | Pres, CEO | P - Purchase | $112.80 | +7,093 | 7,093 | New | +$800.1K |
| 2026-08-17 11:27 | 2026-08-13 | MLAB | Tripeny R Tony | Dir | P - Purchase | $113.69 | +900 | 6,298 | +17% | +$102.3K | |
| DM | 2026-06-23 13:34 | 2026-06-18 | MLAB | Crennen Lyndsey Elizabeth | CAO | M - OptEx | $95.10 | +726 | 2,199 | +49% | +$69.0K |
| D | 2026-06-23 13:34 | 2026-06-18 | MLAB | Crennen Lyndsey Elizabeth | CAO | A - Grant | $95.10 | +263 | 2,462 | +12% | +$25.0K |
| D | 2026-06-23 13:34 | 2026-06-22 | MLAB | Crennen Lyndsey Elizabeth | CAO | S - Sale+OE | $89.50 | -442 | 2,020 | -18% | -$39.6K |
| DM | 2026-06-23 13:02 | 2026-06-18 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $95.10 | +3,324 | 7,034 | +90% | +$316.1K |
| D | 2026-06-23 13:02 | 2026-06-18 | MLAB | Archbold Brian David | SVP Ops | A - Grant | $95.10 | +1,859 | 8,893 | +26% | +$176.8K |
| D | 2026-06-23 13:02 | 2026-06-22 | MLAB | Archbold Brian David | SVP Ops | S - Sale+OE | $89.50 | -2,516 | 6,377 | -28% | -$225.2K |
| DM | 2026-06-23 12:23 | 2026-06-18 | MLAB | Sakys John | CFO | M - OptEx | $95.10 | +3,792 | 20.3K | +23% | +$360.6K |
| D | 2026-06-23 12:23 | 2026-06-18 | MLAB | Sakys John | CFO | A - Grant | $95.10 | +2,282 | 22.6K | +11% | +$217.0K |
| D | 2026-06-23 12:23 | 2026-06-22 | MLAB | Sakys John | CFO | S - Sale+OE | $89.50 | -2,827 | 19.8K | -13% | -$253.0K |
| T | 2026-06-17 12:23 | 2026-06-16 | MLAB | Archbold Brian David | SVP Ops | S - Sale | $101.27 | -1,151 | 3,710 | -24% | -$116.6K |
| T | 2026-06-17 12:19 | 2026-06-16 | MLAB | Crennen Lyndsey Elizabeth | CAO | S - Sale | $101.27 | -118 | 1,473 | -7% | -$11.9K |
| T | 2026-06-17 12:09 | 2026-06-16 | MLAB | Sakys John | CFO | S - Sale | $101.27 | -1,223 | 16.5K | -7% | -$123.8K |
| D | 2026-06-16 14:44 | 2026-06-15 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $104.08 | +2,454 | 4,861 | +102% | +$255.4K |
| D | 2026-06-16 14:15 | 2026-06-15 | MLAB | Sakys John | CFO | M - OptEx | $104.08 | +2,717 | 17.8K | +18% | +$282.8K |
| 2026-03-10 | 2026-03-10 | MLAB | Capone Mark Christopher | Dir | P - Purchase | $76.35 | +1,301 | 3,429 | +61% | +$99.3K | |
| 2026-03-10 | 2026-03-10 | MLAB | Tripeny R Tony | Dir | P - Purchase | $76.00 | +1,315 | 5,398 | +32% | +$99.9K | |
| 2026-03-10 | 2026-03-10 | MLAB | Ladiwala Shiraz Shabanali | Dir | P - Purchase | $72.23 | +3,500 | 8,523 | +70% | +$252.8K | |
| 2025-12-05 | 2025-12-02 | MLAB | Sullivan John James | Dir | G - Gift | $0.00 | -2,000 | 25.3K | -7% | $0 | |
| 2025-10-28 | 2025-10-27 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +11.6K | 64.1K | +22% | $0 | |
| D | 2025-08-18 | 2025-08-15 | MLAB | Hall Shannon | Dir | M - OptEx | $0.00 | +1,404 | 4,189 | +50% | $0 |
| D | 2025-08-18 | 2025-08-15 | MLAB | Capone Mark Christopher | Dir | M - OptEx | $0.00 | +1,404 | 2,128 | +194% | $0 |
| D | 2025-08-18 | 2025-08-15 | MLAB | Alltoft Jennifer Sadie | Dir | M - OptEx | $0.00 | +1,404 | 4,878 | +40% | $0 |
| D | 2025-08-18 | 2025-08-15 | MLAB | Ladiwala Shiraz Shabanali | Dir | M - OptEx | $0.00 | +1,949 | 5,023 | +63% | $0 |
| D | 2025-08-18 | 2025-08-15 | MLAB | Sullivan John James | Dir | M - OptEx | $0.00 | +1,404 | 27.3K | +5% | $0 |
| D | 2025-08-18 | 2025-08-15 | MLAB | Tripeny R Tony | Dir | M - OptEx | $0.00 | +1,404 | 4,083 | +52% | $0 |
| D | 2025-06-25 | 2025-06-21 | MLAB | Sakys John | CFO | F - Tax | $95.82 | -454 | 15.0K | -3% | -$43.5K |
| D | 2025-06-25 | 2025-06-21 | MLAB | Sakys John | CFO | M - OptEx | $95.82 | +1,036 | 15.5K | +7% | +$99.3K |
| D | 2025-06-25 | 2025-06-21 | MLAB | Archbold Brian David | SVP Ops | F - Tax | $95.82 | -385 | 2,407 | -14% | -$36.9K |
| D | 2025-06-25 | 2025-06-21 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $95.82 | +844 | 2,792 | +43% | +$80.9K |
| D | 2025-06-24 | 2025-06-21 | MLAB | Owens Gary M | Pres, CEO | F - Tax | $95.82 | -1,445 | 52.6K | -3% | -$138.5K |
| D | 2025-06-24 | 2025-06-21 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $95.82 | +3,301 | 54.0K | +7% | +$316.3K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $92.99 | +2,556 | 3,114 | +458% | +$237.7K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Archbold Brian David | SVP Ops | F - Tax | $92.99 | -1,166 | 1,948 | -37% | -$108.4K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Sakys John | CFO | F - Tax | $92.99 | -1,243 | 14.5K | -8% | -$115.6K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Sakys John | CFO | M - OptEx | $92.99 | +2,840 | 15.7K | +22% | +$264.1K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $92.99 | +8,707 | 54.5K | +19% | +$809.7K |
| D | 2025-06-20 | 2025-06-18 | MLAB | Owens Gary M | Pres, CEO | F - Tax | $92.99 | -3,810 | 50.7K | -7% | -$354.3K |
| D | 2025-06-18 | 2025-06-16 | MLAB | Archbold Brian David | SVP Ops | S - Sale+OE | $97.12 | -472 | 558 | -46% | -$45.8K |
| DM | 2025-06-18 | 2025-06-15 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | +1,030 | 1,030 | New | $0 |
| D | 2025-06-18 | 2015-06-15 | MLAB | Sakys John | CFO | A - Grant | $0.00 | +668 | 13.5K | +5% | $0 |
| D | 2025-06-18 | 2025-06-15 | MLAB | Sakys John | CFO | M - OptEx | $0.00 | +793 | 12.8K | +7% | $0 |
| D | 2025-06-18 | 2025-06-16 | MLAB | Sakys John | CFO | S - Sale+OE | $97.12 | -642 | 12.9K | -5% | -$62.4K |
| DM | 2025-06-18 | 2025-06-15 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +4,426 | 47.8K | +10% | $0 |
| D | 2025-06-18 | 2025-06-16 | MLAB | Owens Gary M | Pres, CEO | S - Sale+OE | $97.12 | -1,939 | 45.8K | -4% | -$188.3K |
| D | 2025-03-24 | 2025-03-19 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $122.98 | +21.0K | 64.3K | +48% | +$2.58M |
| D | 2025-03-24 | 2025-03-19 | MLAB | Owens Gary M | Pres, CEO | S - Sale+OE | $123.91 | -21.0K | 43.3K | -33% | -$2.60M |
| 2024-11-25 | 2024-11-19 | MLAB | Sullivan John James | Dir | G - Gift | $0.00 | -2,000 | 25.9K | -7% | $0 | |
| M | 2024-10-29 | 2024-10-28+ | MLAB | Owens Gary M | Pres, CEO | S - Sale | $112.79 | -5,069 | 45.9K | -10% | -$571.8K |
| 2024-10-29 | 2024-10-27 | MLAB | Owens Gary M | Pres, CEO | A - Grant | $0.00 | +11.6K | 48.4K | +31% | $0 | |
| 2024-09-16 | 2024-09-13 | MLAB | Archbold Brian David | SVP Ops | S - Sale | $125.00 | -1,499 | 0 | -100% | -$187.4K | |
| D | 2024-09-06 | 2024-09-01 | MLAB | Alltoft Jennifer Sadie | Dir | M - OptEx | $0.00 | +1,074 | 3,474 | +45% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Sakys John | CFO | M - OptEx | $0.00 | +1,037 | 12.5K | +9% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Sakys John | CFO | F - Tax | $133.69 | -454 | 12.0K | -4% | -$60.7K |
| D | 2024-09-06 | 2024-09-01 | MLAB | Sullivan John James | Dir | M - OptEx | $0.00 | +1,074 | 27.9K | +4% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | +845 | 1,885 | +81% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Archbold Brian David | SVP Ops | F - Tax | $133.69 | -386 | 1,499 | -20% | -$51.6K |
| D | 2024-09-06 | 2024-09-01 | MLAB | Hall Shannon | Dir | M - OptEx | $0.00 | +1,074 | 2,785 | +63% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Owens Gary M | Pres, CEO | F - Tax | $133.69 | -1,445 | 36.8K | -4% | -$193.2K |
| D | 2024-09-06 | 2024-09-01 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +3,301 | 38.3K | +9% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Tripeny R Tony | Dir | M - OptEx | $0.00 | +1,074 | 2,679 | +67% | $0 |
| D | 2024-09-06 | 2024-09-01 | MLAB | Ladiwala Shiraz Shabanali | Dir | M - OptEx | $0.00 | +1,574 | 3,074 | +105% | $0 |
| D | 2024-08-19 | 2024-08-15 | MLAB | Capone Mark Christopher | Dir | M - OptEx | $0.00 | +724 | 724 | New | $0 |
| D | 2024-06-17 | 2024-06-14 | MLAB | Sakys John | CFO | M - OptEx | $0.00 | +1,304 | 12.0K | +12% | $0 |
| D | 2024-06-17 | 2024-06-14 | MLAB | Sakys John | CFO | F - Tax | $91.60 | -572 | 11.5K | -5% | -$52.4K |
| D | 2024-06-17 | 2024-06-14 | MLAB | Archbold Brian David | SVP Ops | F - Tax | $91.60 | -407 | 1,040 | -28% | -$37.3K |
| D | 2024-06-17 | 2024-06-14 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | +889 | 1,447 | +159% | $0 |
| D | 2024-06-17 | 2024-06-14 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +4,959 | 35.0K | +17% | $0 |
| 2023-12-19 | 2023-12-15 | MLAB | Archbold Brian David | SVP Ops | S - Sale | $112.36 | -1,500 | 558 | -73% | -$168.5K | |
| M | 2023-11-14 | 2023-11-09 | MLAB | Sullivan John James | Dir | G - Gift | $0.00 | -2,200 | 26.8K | -8% | $0 |
| I | 2023-11-14 | 2023-11-09 | MLAB | Sullivan John James | Dir | G - Gift | $0.00 | +200 | 44.8K | +0.4% | $0 |
| M | 2023-09-19 | 2023-09-14+ | MLAB | Schmieder John Bradley | Dir | S - Sale | $123.22 | -4,000 | 62.8K | -6% | -$492.9K |
| 2023-09-14 | 2023-09-13 | MLAB | Schmieder John Bradley | Dir | S - Sale | $123.32 | -3,000 | 66.8K | -4% | -$370.0K | |
| D | 2023-09-06 | 2023-08-15 | MLAB | Ladiwala Shiraz Shabanali | Dir | M - OptEx | $0.00 | +40 | 1,500 | +3% | $0 |
| D | 2023-09-05 | 2023-09-01 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $136.42 | +2,000 | 32.0K | +7% | +$272.8K |
| D | 2023-09-05 | 2023-09-01 | MLAB | Owens Gary M | Pres, CEO | S - Sale+OE | $142.82 | -2,000 | 30.0K | -6% | -$285.6K |
| D | 2023-08-16 | 2023-08-15 | MLAB | Tripeny R Tony | Dir | M - OptEx | $0.00 | +1,105 | 1,605 | +221% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | Sullivan John James | Dir | M - OptEx | $0.00 | +754 | 29.0K | +3% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | Schmieder John Bradley | Dir | M - OptEx | $0.00 | +754 | 69.8K | +1% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | Hall Shannon | Dir | M - OptEx | $0.00 | +754 | 1,711 | +79% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | Alltoft Jennifer Sadie | Dir | M - OptEx | $0.00 | +754 | 2,400 | +46% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | Ladiwala Shiraz Shabanali | Dir | M - OptEx | $0.00 | +1,055 | 1,460 | +260% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | Sullivan John James | Dir | M - OptEx | $0.00 | +15 | 28.3K | +0.1% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | Sullivan John James | Dir | F - Tax | $135.55 | -6 | 28.2K | -0.0% | -$813.30 |
| D | 2023-06-21 | 2023-06-16 | MLAB | Owens Gary M | Pres, CEO | F - Tax | $135.55 | -945 | 30.0K | -3% | -$128.1K |
| D | 2023-06-21 | 2023-06-16 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +2,820 | 31.0K | +10% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | Archbold Brian David | SVP Ops | F - Tax | $135.55 | -189 | 2,058 | -8% | -$25.6K |
| D | 2023-06-21 | 2023-06-16 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | +612 | 2,247 | +37% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | Sakys John | CFO | M - OptEx | $0.00 | +848 | 11.0K | +8% | $0 |
| D | 2023-06-21 | 2023-06-15 | MLAB | Sakys John | CFO | F - Tax | $135.55 | -288 | 10.7K | -3% | -$39.0K |
| D | 2023-06-16 | 2023-06-15 | MLAB | Owens Gary M | CEO | F - Tax | $134.45 | -1,237 | 28.2K | -4% | -$166.3K |
| D | 2023-06-16 | 2023-06-15 | MLAB | Owens Gary M | CEO | M - OptEx | $0.00 | +2,823 | 29.4K | +11% | $0 |
Purchase Sale Sale after option exercise All abbreviations