Sullivan John James
SEC CIK 1305784 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MLAB | MESA LABORATORIES INC /CO/ | Dir | 20.6K | — | $8.73M | 38 | 2021-07-01 | 2026-08-15 |
Most active insiders at MLAB, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Kadia Siddhartha | Pres, CEO | $800.1K | — |
| 2 | Sullivan John James | Dir | — | $800.1K |
| 3 | Sakys John | CFO | — | $376.9K |
| 4 | Archbold Brian David | SVP Ops | — | $341.7K |
| 5 | Ladiwala Shiraz Shabanali | Dir | $252.8K | — |
| 6 | Tripeny R Tony | Dir | $202.3K | — |
| 7 | Capone Mark Christopher | Dir | $99.3K | — |
| 8 | Crennen Lyndsey Elizabeth | CAO | — | $51.5K |
| 9 | Alltoft Jennifer Sadie | Dir | — | — |
| 10 | Owens Gary M | Pres, CEO | — | — |
Transactions 38
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-17 17:01 | 2026-08-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +2,784 | 20.6K | +16% | $0 |
| 2026-08-17 12:18 | 2026-08-13 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale | $112.80 | -7,093 | 17.8K | -28% | -$800.1K | |
| 2025-12-05 | 2025-12-02 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | -2,000 | 25.3K | -7% | $0 | |
| D | 2025-08-18 | 2025-08-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +1,404 | 27.3K | +5% | $0 |
| 2024-11-25 | 2024-11-19 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | -2,000 | 25.9K | -7% | $0 | |
| D | 2024-09-06 | 2024-09-01 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +1,074 | 27.9K | +4% | $0 |
| M | 2023-11-14 | 2023-11-09 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | -2,200 | 26.8K | -8% | $0 |
| I | 2023-11-14 | 2023-11-09 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | +200 | 44.8K | +0.4% | $0 |
| D | 2023-08-16 | 2023-08-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +754 | 29.0K | +3% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +15 | 28.3K | +0.1% | $0 |
| D | 2023-06-21 | 2023-06-16 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | F - Tax | $135.55 | -6 | 28.2K | -0.0% | -$813.30 |
| D | 2023-06-16 | 2023-06-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +15 | 28.2K | +0.1% | $0 |
| D | 2023-06-16 | 2023-06-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | F - Tax | $134.45 | -6 | 28.2K | -0.0% | -$806.70 |
| 2023-02-06 | 2023-02-02 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | -14.6K | 28.2K | -34% | $0 | |
| I | 2023-02-06 | 2023-02-02 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | +14.6K | 44.6K | +49% | $0 |
| 2022-11-29 | 2022-11-28 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | G - Gift | $0.00 | -1,425 | 42.8K | -3% | $0 | |
| D | 2022-09-02 | 2022-09-01 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +787 | 44.2K | +2% | $0 |
| DM | 2022-07-06 | 2022-07-05 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $112.63 | +18.6K | 28.4K | +188% | +$2.09M |
| D | 2022-06-16 | 2022-06-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | F - Tax | $185.70 | -14 | 24.9K | -0.1% | -$2,600 |
| D | 2022-06-16 | 2022-06-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +30 | 24.9K | +0.1% | $0 |
| DMA | 2022-06-13 | 2022-06-07+ | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $70.56 | +6,193 | 24.9K | +33% | +$437.0K |
| DA | 2022-06-13 | 2022-06-07 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale+OE | $207.76 | -5,192 | 23.9K | -18% | -$1.08M |
| D | 2022-06-13 | 2022-06-07 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale+OE | $207.76 | -5,192 | 23.9K | -18% | -$1.08M |
| DM | 2022-06-13 | 2022-06-07+ | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $70.56 | +6,193 | 24.9K | +33% | +$437.0K |
| D | 2022-02-22 | 2022-02-17 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $70.56 | +1,000 | 23.9K | +4% | +$70.6K |
| DM | 2022-02-16 | 2022-02-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $93.87 | +5,192 | 23.6K | +28% | +$487.4K |
| D | 2022-02-16 | 2022-02-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale+OE | $259.42 | -5,192 | 22.9K | -19% | -$1.35M |
| D | 2021-11-18 | 2021-11-17 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $70.56 | +1,000 | 22.9K | +5% | +$70.6K |
| DM | 2021-11-16 | 2021-11-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $97.10 | +5,192 | 22.3K | +30% | +$504.1K |
| D | 2021-11-16 | 2021-11-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale+OE | $308.02 | -5,192 | 21.9K | -19% | -$1.60M |
| 2021-10-04 | 2021-10-01 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale | $304.48 | -1,250 | 21.9K | -5% | -$380.6K | |
| 2021-09-01 | 2021-09-01 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale | $268.22 | -1,250 | 23.1K | -5% | -$335.3K | |
| D | 2021-08-19 | 2021-08-18 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $70.56 | +1,000 | 24.4K | +4% | +$70.6K |
| D | 2021-08-17 | 2021-08-16 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale+OE | $272.16 | -5,192 | 23.4K | -18% | -$1.41M |
| D | 2021-08-17 | 2021-08-16 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $89.70 | +5,192 | 28.5K | +22% | +$465.7K |
| D | 2021-08-16 | 2021-08-15 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | M - OptEx | $0.00 | +308 | 23.4K | +1% | $0 |
| 2021-08-02 | 2021-08-02 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale | $290.47 | -1,250 | 23.0K | -5% | -$363.1K | |
| 2021-07-06 | 2021-07-01 | MLAB | MESA LABORATORIES INC /CO/ | Sullivan John James | Dir | S - Sale | $267.44 | -1,250 | 24.3K | -5% | -$334.3K |
Purchase Sale Sale after option exercise All abbreviations