CRENNEN LYNDSEY ELIZABETH

PrivateCIK: 2140665
Location

ENGLEWOOD, CO

CRENNEN LYNDSEY ELIZABETH (Chief Accounting Officer) sold 18.0% of their position (442.00 shares) of MESA LABORATORIES INC /CO/ on the open market

Open‑market sale worth $39.6K — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCRENNEN LYNDSEY ELIZABETHCIK 2140665
Officer· Chief Accounting Officer
Since Jun 2026
-179.00
Net shares
Net seller
$39.6K
Total sold
1
Open market trades
0B · 1S
8
Total transactions
989.00 acquired · 1.17K disposed
Non-Derivative Transactions5

Common Stock

Direct
M · Option Exercise

Shares

+125.00

Price / share

$95.10

Trade value

$11.89K

% of position

8.5%
6/18/2026
1.47K1.60K

Common Stock

Direct
M · Option Exercise

Shares

+233.00

Price / share

$95.10

Trade value

$22.16K

% of position

14.6%
6/18/2026
1.60K1.83K

Common Stock

Direct
M · Option Exercise

Shares

+368.00

Price / share

$95.10

Trade value

$35K

% of position

20.1%
6/18/2026
1.83K2.20K

Common Stock

Direct
A · Award

Shares

+263.00

Price / share

$95.10

Trade value

$25.01K

% of position

12.0%
6/18/2026
2.20K2.46K

Common Stock

Direct
S · Sale

Shares

442.00

Price / share

$89.50

Trade value

$39.56K

% of position

18.0%
6/22/2026
2.46K2.02K
Total

Net shares

+547.00

Net value

$54.49K

Derivative Transactions3

Restricted Stock Unit - 1

Direct
M · Option Exercise
Converts to

Common Stock

125.00 shares

Shares

125.00

Strike price

Held after

0.00

Exercisable

6/18/2026

Restricted Stock Units - 2

Direct
M · Option Exercise
Converts to

Common Stock

233.00 shares

Shares

233.00

Strike price

Held after

232.00

Exercisable

6/18/2026

Restricted Stock Units - 3

Direct
M · Option Exercise
Converts to

Common Stock

368.00 shares

Shares

368.00

Strike price

Held after

367.00

Exercisable

6/18/2026