Key facts
- This page summarizes Siddhartha Kadia's Form 4/A - Amendment filing for MESA LABORATORIES INC /CO/ (MLAB).
- 1 reported transaction and 1 derivative row are listed below.
- Accepted by SEC: 19 May 2026, 09:04.
Siddhartha Kadia - 14 Apr 2026 Form 4/A - Amendment Insider Report for MESA LABORATORIES INC /CO/ (MLAB)
- Reporting relationship
- President and CEO
- Issuer ticker
- MLAB
- Reported as of
- 14 Apr 2026
- Net transaction value
- $0
- SEC form
- 4/A - Amendment
- Accepted by SEC
- 19 May 2026, 09:04:27 UTC
- Original report date
- 24 Apr 2026
- Prior SEC filing
- 24 Apr 2026
- Source filing
- View source filing
- Reporting owner signature
- John Sakys under Power of Attorney by Siddhartha Kadia
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Siddhartha Kadia filed Form 4/A - Amendment for MESA LABORATORIES INC /CO/ (MLAB) on 19 May 2026.
Change
- Previous filing in this sequence was filed on 24 Apr 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4/A - Amendment disclosures.
Reporting Owners (1)
CIK 0001573666
Primary reporting owner
Kadia Siddhartha
- Relationship
- President and CEO
- Address
- 7475 LUSK BOULEVARD, SAN DIEGO
- Signature
- John Sakys under Power of Attorney by Siddhartha Kadia
- Signature date
- 19 May 2026
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
MLAB
transaction
Derivative
Restricted Stock Units - 1
Award
- Transaction value
- Shares
- +35,236
- Change %
- Price
- $0.000000*
- Shares after
- 35,236
- Date
- 14 Apr 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 35,236
- Exercise price
- Footnotes
- F1, F2, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Each RSU represents a contingent right to receive one share of the Issuer's common stock
Footnote F2
RSUs that vest 1/3 on each anniversary date
Footnote F3
Not Applicable