Summary
Updated Aug 31, 2026
Peter Arkley is Director of TUTOR PERINI CORP (TPC). 4 SEC Form 4 filings on record going back to 2025, most recently on 22 May 2026. Most recent open-market trade: bought $235K of TPC on 6 March 2026. Lifetime open-market purchases: $4.39M. Historical track record: 4/5 stars across 7 tracked purchases.
Recent Transactions
9Every recent SEC Form 4 transaction Peter Arkley 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 | ★★★★☆ (4/5) |
| Total purchases tracked | 7 |
| Purchases with forward-return data | 7 |
| 30-day win rate | 100% |
| 90-day win rate | 71% |
| Avg 5-day return | -0.37% |
| Avg 30-day return | +6.79% |
| Avg 90-day return | +13.55% |
| Best 30-day return | +9.20% |
Trading Pattern
InsiderAlpha's records for Peter Arkley go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $627K (7 buys totaling $4.39M). The largest single buy on record is $1.59M of TPC 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 Peter Arkley 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.
- Sidney J. Feltenstein - $26.12M of TPC open-market activity in the last 12 months
- Ronald N. Tutor - $15.52M of TPC open-market activity in the last 12 months
- Robert C. Lieber - $2.06M of TPC open-market activity in the last 12 months
- Dale Anne Reiss - $1.23M of TPC open-market activity in the last 12 months
- Gary G. Smalley - $1.04M of TPC 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 Peter Arkley?
Peter Arkley is a corporate insider, tracked as Director of TUTOR PERINI CORP (TPC). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Peter Arkley last file a Form 4?
The most recent primary Form 4 on record is dated 22 May 2026, one of 4 filings going back to 2025.
Has Peter Arkley been buying or selling stock?
Recorded transactions: 7 open-market purchases ($4.39M) and 0 open-market sales across all tracked filings.
How accurate is Peter Arkley's historical track record?
Across 7 tracked purchases, Peter Arkley averaged +6.8% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Peter Arkley'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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