Summary
Updated Aug 31, 2026
Susan L. Bostrom is Director of Gitlab Inc. (GTLB). 7 SEC Form 4 filings on record going back to 2024, most recently on 23 June 2026. Most recent open-market trade: sold $457K of GTLB on 30 March 2026. Lifetime open-market sales: $1.87M.
Recent Transactions
8Every recent SEC Form 4 transaction Susan L. Bostrom has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Susan L. Bostrom go back to 2024: 7 primary Form 4 filings, an average of 2.3 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Susan L. Bostrom files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Matthew Jacobson - $83.08M of GTLB open-market activity in the last 12 months
- Sytse Sijbrandij - $27.04M of GTLB open-market activity in the last 12 months
- Simon Mundy - $560K of GTLB open-market activity in the last 12 months
- Karen Blasing - $310K of GTLB open-market activity in the last 12 months
- William Staples - $251K of GTLB open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Susan L. Bostrom?
Susan L. Bostrom is a corporate insider, tracked as Director of Gitlab Inc. (GTLB). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Susan L. Bostrom submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Susan L. Bostrom been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($1.87M) across all tracked filings.
Where can I see all of Susan L. Bostrom's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow Susan L. Bostrom and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial