Based on 88 hedge funds · latest filing: 2025 Q4 · updated quarterly
📉
Selling streak — 1 quarter in a row
For 1 consecutive quarter, more hedge funds reduced or closed their ARTNA positions than added to them. Sustained institutional selling is a meaningful warning sign — these are professionals with deep research teams collectively deciding to exit.
📊
High ownership — 75% of 3.0Y peak
75% of all-time peak
88 funds currently hold this stock — 75% of the 3.0-year high of 118 funds (reached 2024 Q2). Ownership is elevated but not yet at maximum concentration. Room to grow, but watch if the trend reverses.
〰️
Stable — ownership unchanged year-over-year
fund count last 6Q
The number of hedge funds holding ARTNA is almost the same as a year ago (-3 funds, -3% change). No significant rush to buy or sell — institutional backing is holding steady.
🟠
More sellers than buyers — 47% buying
37 buying42 selling
Last quarter: 42 funds reduced or exited vs 37 that bought or added. When more than half of active funds are selling, it's a caution flag — especially if the stock price hasn't moved down yet.
➡️
Steady new buyers — ~7 new funds per quarter
new funds entering per quarter
Funds opening this position for the first time: 18 → 12 → 12 → 7. A stable flow of new institutional buyers suggests ongoing interest without signs of either acceleration or slowdown.
🔒
69% of holders stayed for 2+ years
■ 69% conviction (2yr+)
■ 17% medium
■ 14% new
61 out of 88 hedge funds have held ARTNA for over 2 years without selling. Long-term investors are generally harder to shake out during market stress, creating a stable ownership base that limits the risk of sudden capitulation.
📊
Peak discovery — momentum slowing
10 → 18 → 12 → 12 → 7 new funds/Q
New funds entering each quarter: 18 → 12 → 12 → 7. ARTNA is well-known in the hedge fund world, but fresh entries are gradually declining. The explosive phase of institutional discovery is likely behind us.
🏛️
Deep conviction — 75% of holders stayed 2+ years
■ 75% veterans
■ 7% 1-2yr
■ 18% new
Of 88 current holders: 66 (75%) have held for over 2 years without selling. These are not momentum buyers — they have lived through drawdowns and stayed. A large veteran base acts as a stabilizing force during selloffs.
🏆
Elite ownership — 42% AUM from top-100 funds
42% from top-100 AUM funds
23 of 88 holders are among the 100 largest funds by AUM, controlling 42% of total institutional value in ARTNA. When the biggest players dominate the cap table, it signifies deep institutional support — since mega-funds deploy the most rigorous due diligence and capital.
Exit risk score 2.2/10 — low institutional crowding. Ownership is below peak levels, holder base is relatively sticky, and buying momentum is positive.