Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Archbold Brian David
Over the trailing 90 days, Archbold Brian David (Other Officer at MESA LABORATORIES INC /CO/) traded $1.1M of stock (net buying $407K) in MLAB, per 11 SEC Form 4 transactions.
- Role
- Other Officer
- Companies
- MLAB
- Window
- Trailing 90 days · 11 transactions · CIK 1776947
- Net activity
- +$407K ($748K bought · $342K sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| MLAB | MESA LABORATORIES INC /CO/ | 11 | $748K | $342K | $407K |
Transactions (11)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-06-22 | MLAB | Sell | 2.5K | $225K | Open market or private sale |
| 2026-06-18 | MLAB | Buy | 2.5K | $236K | Exercise or conversion of derivative security |
| 2026-06-18 | MLAB | Sell | 2.5K | $0 | Exercise or conversion of derivative security |
| 2026-06-18 | MLAB | Sell | 844 | $0 | Exercise or conversion of derivative security |
| 2026-06-18 | MLAB | Buy | 1.9K | $177K | Grant, award or other acquisition |
| 2026-06-18 | MLAB | Buy | 844 | $80K | Exercise or conversion of derivative security |
| 2026-06-16 | MLAB | Sell | 1.2K | $117K | Open market or private sale |
| 2026-06-15 | MLAB | Buy | 2.5K | $255K | Exercise or conversion of derivative security |
| 2026-06-15 | MLAB | Sell | 2.5K | $0 | Exercise or conversion of derivative security |
| 2026-06-15 | MLAB | Sell | 1.8K | $0 | Unknown transaction code: E |
| 2026-06-15 | MLAB | Buy | 4.3K | $0 | Grant, award or other acquisition |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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