CATX · Insider trading · 13F holders · Congress trades
Perspective Therapeutics, Inc. (CATX)
Who is buying and selling CATX: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 10
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $1.6M
- Congress trades, 12 months
- 0
CATX at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 2 CATX insiders filed 5 sales worth $1.6M on SEC Form 4, and no open-market purchases.
- 10 13F filers hold CATX among their 50 largest positions, worth $109.7M combined. The biggest bets by portfolio weight are Avidity Partners Management LP (3.4%), Ally Bridge Group (NY) LLC (3.3%) and Nicholson Wealth Management Group, LLC (3.3%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
- No member of Congress has disclosed a trade in CATX.
- CATX last closed at $1.17 on Oct 29, 2026.
CATX insider trading
Between Aug 1, 2026 and Oct 29, 2026, 2 CATX insiders filed 5 sales worth $1.6M on SEC Form 4, and no open-market purchases.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Sep 8, 2026 | Lantheus Alpha Therapy, LLC | 10% Owner | Sale | 247,932 | $3.13 | $777K | SEC |
| Sep 4, 2026 | Lantheus Alpha Therapy, LLC | 10% Owner | Sale | 113,914 | $3.14 | $357K | SEC |
| Sep 4, 2026 | Lantheus Alpha Therapy, LLC | 10% Owner | Sale | 42,129 | $3.11 | $131K | SEC |
| Sep 3, 2026 | Lantheus Holdings, Inc. | 10% Owner | Sale | 35,769 | $3.12 | $112K | SEC |
| Sep 2, 2026 | Lantheus Holdings, Inc. | 10% Owner | Sale | 78,145 | $3.14 | $246K | SEC |
Who owns CATX? Hedge funds and superinvestors
10 13F filers hold CATX among their 50 largest positions, worth $109.7M combined. The biggest bets by portfolio weight are Avidity Partners Management LP (3.4%), Ally Bridge Group (NY) LLC (3.3%) and Nicholson Wealth Management Group, LLC (3.3%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| TCG Crossover Management, LLCHedge fund | 0.6% | $27.0M | 7,915,567 | +0.0% shares | Q2 2026 |
| Commodore Capital LPHedge fund | 1.3% | $21.6M | 6,336,782 | +0.0% shares | Q2 2026 |
| Avidity Partners Management LPHedge fund | 3.4% | $21.5M | 6,299,999 | +4.1% shares | Q2 2026 |
| Affinity Asset Advisors, LLCHedge fund | 0.7% | $14.4M | 4,214,582 | +33.2% shares | Q2 2026 |
| Spruce Street Capital LPHedge fund | 2.5% | $12.6M | 3,693,931 | +40.6% shares | Q2 2026 |
| Nicholson Wealth Management Group, LLCWealth manager | 3.3% | $5.5M | 1,619,993 | +0.1% shares | Q2 2026 |
| Yu FanInvestment manager | 3.3% | $3.6M | 1,055,409 | +0.0% shares | Q2 2026 |
| Ally Bridge Group (NY) LLCHedge fund | 3.3% | $2.5M | 743,958 | -19.7% shares | Q2 2026 |
| Portland Investment Counsel Inc.Investment manager | 0.2% | $853K | 250,000 | +0.0% shares | Q2 2026 |
| Auctus Advisors LLCWealth manager | 0.1% | $103K | 37,359 | +83.6% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 9). Screen CATX in the grand portfolio →
CATX stock trades by members of Congress
No member of Congress has disclosed a trade in CATX.
CATX questions and answers
Are insiders buying CATX stock?
Between Aug 1, 2026 and Oct 29, 2026, 2 CATX insiders filed 5 sales worth $1.6M on SEC Form 4, and no open-market purchases.
Which hedge funds own CATX?
10 13F filers hold CATX among their 50 largest positions, worth $109.7M combined. The biggest bets by portfolio weight are Avidity Partners Management LP (3.4%), Ally Bridge Group (NY) LLC (3.3%) and Nicholson Wealth Management Group, LLC (3.3%). In their latest 13Fs, 0 managers opened a new position and 3 added to one.
Has Congress traded CATX?
No member of Congress has disclosed a trade in CATX.
Who is the largest holder of CATX?
Among 13F filers, TCG Crossover Management, LLC reports the largest CATX position, $27.0M (7,915,567 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Avidity Partners Management LP's: 3.4% of its portfolio.
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