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Mesa Laboratories Inc /CO/ Stock: price and insider trades · United States
2 insiders bought €782k of shares over the last 90 days, the latest by Kadia Siddhartha, filed 17 Aug 2026.
Insider Decl.
595
Thresholds
n/a
Buy Volume
€3M
10 ops. · all time
Sell Volume
€63M
196 ops. · all time
Who traded when
BuySaleBrian David Archbold2 sales
Lyndsey Elizabeth Crennen2 sales
Owens Gary M2 sales
R. Tony Tripeny2 buys
John James Sullivan1 sale
Mark Christopher Capone1 buy
+3 other insiders
Since the insiders bought
- +19.7%Entry US$107.94 · Close 21 Oct 2026 US$129.20
- +19.7%Entry US$107.94 · Close 21 Oct 2026 US$129.20
- +35.3%Entry US$80.60 · Close at T+90 US$109.03
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 15,843 of 26,248 companies
45.1
score / 100
Value43
Quality48
FCF yld5.5%
Earn yld0.9%
EV/EBITDA19.1x
ROE2.7%
Gross mgn64%
Net mgn2.7%
Debt/EBITDA3.4x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2026FY ended March 2026 · cache
US$129.20
Analyst consensus
1 analysts2.33/5
US$125.00Target US$125.00(-3%)US$125.00
Income statement
RevenueUS$249.1M
Gross profitUS$158.3M64% margin
EBITDAUS$46M18% margin
Net incomeUS$6.7M1.9% margin
Valuation
PER (trailing)152.0x
PER (forward)12.6x
P/Book3.8x
Beta1.05
Balance sheet & cash
Market capUS$723M
Total debtUS$155.2M
Free Cash FlowUS$39.6M
Debt / Equity85%
Profitability & ownership
ROE2.7%
ROA3.3%
% insiders5.6%
% institutions100.6%
Last declaration on 27 August 2026
Declarations595 total
20,358 shares@ US$127.750.34% mcap27.1% of flowCommonSEC144:0001959173-26-006498
20,000 shares@ US$122.5030.32% mcap25.4% of flowCommonSEC144:0001959173-26-006337
2,784 shares0Common StockSEC:0000724004-26-000088:0
2,784 shares0Common StockSEC:0000724004-26-000090:0
2,784 shares0Common StockSEC:0000724004-26-000091:0
3,810 shares0Common StockSEC:0000724004-26-000089:0
2,784 shares0Common StockSEC:0000724004-26-000086:0
2,784 shares0Common StockSEC:0000724004-26-000087:0
7,093 shares@ US$112.800.11% mcap100.0% of flowCommon StockSEC:0000724004-26-000084:0
Canonical exit: 11 Nov 2026 (T+90)
900 shares@ US$113.690.014% mcap32.5% of flowCommon StockSEC:0000724004-26-000083:0
Canonical exit: 11 Nov 2026 (T+90)
7,093 shares@ US$112.800.11% mcap73.8% of flowCommon StockSEC:0000724004-26-000085:0
2,516 shares@ US$89.50213.5% of flowCommon StockSEC:0000724004-26-000064:3
442 shares@ US$89.50277.1% of flowCommon StockSEC:0000724004-26-000065:4
844 sharesCommon StockSEC:0000724004-26-000064:0
2,480 sharesCommon StockSEC:0000724004-26-000064:1
1,859 sharesCommon StockSEC:0000724004-26-000064:2
125 sharesCommon StockSEC:0000724004-26-000065:0
233 sharesCommon StockSEC:0000724004-26-000065:1
368 sharesCommon StockSEC:0000724004-26-000065:2
263 sharesCommon StockSEC:0000724004-26-000065:3
2,516 shares@ US$89.50190.042% mcap22.0% of flowCommonSEC144:0001959173-26-004806
2,827 shares@ US$89.50190.048% mcap17.7% of flowCommonSEC144:0001959173-26-004809
118 shares@ US$101.26722.9% of flowCommon StockSEC:0000724004-26-000061:0
1,151 shares@ US$101.2670.022% mcap11.2% of flowCommonSEC144:0001959173-26-004703
1,223 shares@ US$101.2670.023% mcap8.5% of flowCommonSEC144:0001959173-26-004702
25 of 595 declarations
About Mesa Laboratories Inc /CO/
Mesa Laboratories Inc /CO/ counts 595 filings covering trades from December 30, 2009 to August 27, 2026, including 285 option exercises, 68 grants and 36 filings of another kind. The market flow leans toward selling: 196 sales for EUR 63,217,588, with a median of EUR 207,127, against 10 purchases for EUR 3,353,005. The largest sales are by Gary M. Owens, President and CEO, with EUR 2,378,641 on March 19, 2025, and by John James Sullivan, Director, with EUR 2,044,027 on June 15, 2018 and EUR 2,020,186 on February 25, 2020.
The largest purchase is old: SEG Ventures, LLC, Director, EUR 863,874 on December 21, 2010, then EUR 563,351 on October 12, 2010. The most recent is by Siddhartha Kadia, President and CEO, EUR 693,758 on August 13, 2026. On March 10, 2026, three filers bought for EUR 389,143 in total.
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John James Sullivan (99 filings) and John Sakys, CFO (91), are the most active. The year 2021 peaks at 125 filings. Over the last twelve months: 32 filings, 5 purchases and 4 sales.
