CATX insider buying and SEC filings, explained
Perspective Therapeutics, Inc. · CIK 728387
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- NYSE
- Industry (SIC)
- Pharmaceutical Preparations
- State of incorporation
- DE
- Fiscal year end
- Dec 31
- Former names
- IsoRay, Inc.; Isoray, Inc.; CENTURY PARK PICTURES CORP
Insider activity in the last 12 months
Bought
$42K
Insiders who bought
2
Sold (not marked 10b5-1)
$1.6M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 3–4, 2026 | Sale | Lantheus Holdings, Inc. (10% owner) sold 247,932 shares between Sep 3 and Sep 4 at about $3.14 ($778K). Holdings down 2% to 11,273,364 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Sep 8, 2026 |
| Sep 2, 2026 | Sale | Lantheus Holdings, Inc. (10% owner) sold 42,129 shares at about $3.11 ($131K). Holdings down <1% to 11,521,296 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 1 other reporting owner. | SEC filing Filed Sep 4, 2026 |
| Aug 31–Sep 1, 2026 | Sale | Lantheus Alpha Therapy, LLC (10% owner) sold 113,914 shares between Aug 31 and Sep 1 at about $3.13 ($357K). Holdings down 1% to 11,563,425 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 4, 2026 |
| Sep 1, 2026 | Sale | Lantheus Holdings, Inc. (10% owner) sold 35,769 shares at about $3.12 ($112K). Holdings down <1% to 11,563,425 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 3, 2026 |
| Aug 31, 2026 | Sale | Lantheus Holdings, Inc. (10% owner) sold 78,145 shares at about $3.14 ($245K). Holdings down 1% to 11,599,194 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 2, 2026 |
| Nov 13, 2025 | Purchase (code P) | Jonathan Robert Hunt (Chief Accounting Officer) bought 11,000 shares at about $2.03 ($22K), reported as a purchase (code P). Holdings up 23% to 59,800 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 17, 2025 |
| Nov 12, 2025 | Purchase (code P) | Robert F Williamson III (Director) bought 9,498 shares indirectly (by trust) at $2.10 ($20K), reported as a purchase (code P). Holdings by trust up 999%+ to 9,864 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Nov 14, 2025 |
8 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
2 insiders bought in 30 days
$42K in purchases since Nov 12, 2025 · Purchases traded Nov 12, 2025 to Nov 13, 2025 · Closed
| Insider | Value | Traded | Source |
|---|---|---|---|
| Robert F Williamson III (Director) | $20K | Nov 12, 2025 | SEC filing |
| Jonathan Robert Hunt (Chief Accounting Officer) | $22K | Nov 13, 2025 | SEC filing |
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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