InsiderTrades

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
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Kadia SiddharthaPres, CEO $800.1K—
Sullivan John JamesDir —$800.1K
Sakys JohnCFO —$376.9K
Archbold Brian DavidSVP Ops —$341.7K
Ladiwala Shiraz ShabanaliDir $252.8K—
Tripeny R TonyDir $202.3K—
Capone Mark ChristopherDir $99.3K—
Crennen Lyndsey ElizabethCAO —$51.5K
Alltoft Jennifer SadieDir ——
Owens Gary MPres, CEO ——

Transactions 221

Type
Reset
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