Sullivan John James has filed 23 insider transactions across 1 company since February 2023.
Most recent transaction: a gift of 2000 shares of MESA LABORATORIES INC /CO/ ($MLAB) on December 02, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 2, 2025 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 2000 | $0.00 | 70,062.0000 | 5,543,000 | 2.78% | 0.04% |
| Aug. 15, 2025 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Units - 9 | 1404 | $0.00 | 0.0000 | 5,421,000 | 100.00% | 0.03% |
| Aug. 15, 2025 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | A | Restricted Stock Units - 10 | 2784 | $0.00 | 2,784.0000 | 5,421,000 | 9999.99% | 0.05% |
| Aug. 15, 2025 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Common Stock | 1404 | $0.00 | 72,062.0000 | 5,421,000 | 1.99% | 0.03% |
| Nov. 19, 2024 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 2000 | $0.00 | 70,658.0000 | 5,471,000 | 2.75% | 0.04% |
| Sept. 1, 2024 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Units - 8 | 1074 | $0.00 | 0.0000 | 5,386,000 | 100.00% | 0.02% |
| Sept. 1, 2024 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Common Stock | 1074 | $0.00 | 72,658.0000 | 5,386,000 | 1.50% | 0.02% |
| Aug. 15, 2024 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | A | Restricted Stock Units - 9 | 1404 | $0.00 | 1,404.0000 | 5,386,000 | 9999.99% | 0.03% |
| April 2, 2024 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | E | Non Qualified Stock Option | 450 | $0.00 | 0.0000 | 5,386,000 | 100.00% | 0.01% |
| Nov. 9, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 200 | $0.00 | 71,584.0000 | 5,361,000 | 0.28% | 0.00% |
| Nov. 9, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 2000 | $0.00 | 71,584.0000 | 5,361,000 | 2.72% | 0.04% |
| Nov. 9, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 200 | $0.00 | 73,584.0000 | 5,361,000 | 0.27% | 0.00% |
| Sept. 1, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Units - 8 | 1074 | $0.00 | 1,074.0000 | 5,361,000 | 9999.99% | 0.02% |
| Aug. 15, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Units - 7 | 754 | $0.00 | 0.0000 | 5,361,000 | 100.00% | 0.01% |
| Aug. 15, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Common Stock | 754 | $0.00 | 73,584.0000 | 5,361,000 | 1.04% | 0.01% |
| June 16, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | F | Common Stock | 6 | $135.55 | 72,830.0000 | 5,361,000 | 0.01% | 0.00% |
| June 16, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Unit - 1 | 15 | $0.00 | 0.0000 | 5,361,000 | 100.00% | 0.00% |
| June 16, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Common Stock | 15 | $0.00 | 72,836.0000 | 5,361,000 | 0.02% | 0.00% |
| June 15, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | F | Common Stock | 6 | $134.45 | 28,241.0000 | 5,361,000 | 0.02% | 0.00% |
| June 15, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Restricted Stock Units -1 | 15 | $0.00 | 15.0000 | 5,361,000 | 50.00% | 0.00% |
| June 15, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | M | Common Stock | 15 | $0.00 | 28,247.0000 | 5,361,000 | 0.05% | 0.00% |
| Feb. 2, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 14580 | $0.00 | 72,812.0000 | 0 | 16.68% | 0.00% |
| Feb. 2, 2023 | MESA LABORATORIES INC /CO/ | $MLAB | Sullivan John James | Director | G | Common Stock | 14580 | $0.00 | 72,812.0000 | 0 | 25.04% | 0.00% |