Summary
Updated Aug 31, 2026
Harry M. Jansen Kraemer Jr. is Director of Leidos Holdings, Inc. (LDOS). 21 SEC Form 4 filings on record going back to 2024, most recently on 7 July 2026. Most recent open-market trade: bought $784K of OPCH on 5 May 2026. Lifetime open-market purchases: $3.72M. Historical track record: 3/5 stars across 4 tracked purchases.
Recent Transactions
20Every recent SEC Form 4 transaction Harry M. Jansen Kraemer Jr. has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★★☆☆ (3/5) |
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 75% |
| 90-day win rate | 100% |
| Avg 5-day return | +0.56% |
| Avg 30-day return | +4.76% |
| Avg 90-day return | +21.03% |
| Best 30-day return | +14.53% |
Trading Pattern
InsiderAlpha's records for Harry M. Jansen Kraemer Jr. go back to 2024: 21 primary Form 4 filings, an average of 7.0 per year. The typical open-market purchase is $929K (4 buys totaling $3.72M). The largest single buy on record is $987K of OPCH in 2025. 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 Harry M. Jansen Kraemer Jr. 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.
- Stephen Edward Hull - $2.23M of LDOS open-market activity in the last 12 months
- Noel B. Geer - $1.41M of LDOS open-market activity in the last 12 months
- Elizabeth A. Porter - $894K of LDOS open-market activity in the last 12 months
- Gary Stephen May - $197K of LDOS open-market activity in the last 12 months
More Notable Insiders
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Frequently Asked Questions
Who is Harry M. Jansen Kraemer Jr.?
Harry M. Jansen Kraemer Jr. is a corporate insider, tracked as Director of Leidos Holdings, Inc. (LDOS). InsiderAlpha holds 21 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 Harry M. Jansen Kraemer Jr. submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Harry M. Jansen Kraemer Jr. been buying or selling stock?
Recorded transactions: 4 open-market purchases ($3.72M) and 0 open-market sales across all tracked filings.
How accurate is Harry M. Jansen Kraemer Jr.'s historical track record?
Across 4 tracked purchases, Harry M. Jansen Kraemer Jr. averaged +4.8% avg 30-day return with a 75% 30-day win rate. InsiderAlpha rates the track record at 3/5 stars.
Where can I see all of Harry M. Jansen Kraemer Jr.'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.
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