Lorin Radtke - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Lorin Radtke has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $184K.
Profile
Lorin Radtke is a corporate insider at ASSURED GUARANTY LTD (AGO). Radtke has reported 4 insider filings with the SEC since 2025. The most recent filing was in June 2026.
| Role | Insider |
|---|---|
| Notability | 20/100 |
Board memberships
- ASSURED GUARANTY LTD
Trading Pattern
InsiderAlpha's records for Lorin Radtke go back to 2025: 4 primary Form 4 filings, an average of 2.0 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.
Career & Filing History
Every role Lorin Radtke has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Insider at ASSURED GUARANTY LTD (AGO) - 4 filings, 2025 to 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-01 | AGO | ASSURED GUARANTY LTD | S - Open-market sale | 1.0K | $74.32 | $78K |
| 2026-05-04 | AGO | ASSURED GUARANTY LTD | A - Grant or award | 2.4K | $0.00 | |
| 2026-05-04 | AGO | ASSURED GUARANTY LTD | F - Tax withholding / forfeiture | 365 | $81.90 | $30K |
| 2026-03-05 | AGO | ASSURED GUARANTY LTD | S - Open-market sale | 1.2K | $87.14 | $106K |
| 2025-05-01 | AGO | ASSURED GUARANTY LTD | A - Grant or award | 1.7K | $0.00 | |
| 2025-05-01 | AGO | ASSURED GUARANTY LTD | F - Tax withholding / forfeiture | 371 | $87.51 | $32K |
Companies - Last 90 Days
- ASSURED GUARANTY LTD (AGO) - 1 filing, last 2026-06-01
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Lorin Radtke has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Francisco L. Borges - $9.93M of AGO open-market activity in the last 12 months
- Robert Bailenson - $7.19M of AGO open-market activity in the last 12 months
- Dominic Frederico - $6.16M of AGO open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- 7. Cooperative Ua Lsp
- Brandon Lutnick
- Lynrock Lake LP
- Lynx1 Capital Management LP
- MA Eagle Holdings Fund
- Magnetar Financial LLC
- Meyer Malka
- John C. Malone
Frequently Asked Questions
Who is Lorin Radtke?
Lorin Radtke is a corporate insider at ASSURED GUARANTY LTD (AGO). Radtke has reported 4 insider filings with the SEC since 2025. The most recent filing was in June 2026.…
How many SEC Form 4 filings has Lorin Radtke submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Lorin Radtke been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($184K) across all tracked filings.
Where can I see all of Lorin Radtke'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
Open the live Lorin Radtke profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.