Ownership history in RENAISSANCE TECHNOLOGIES LLC · 38 quarters on record
This page tracks every 13F SEC filing in which RENAISSANCE TECHNOLOGIES LLC reported a position in AMERICAN SHARED HOSPITAL SVC (AMS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 49,400 | -400 | -0.8% | 0.00% | $104K | $2.11 |
| 2025 Q3 | REDUCED | 49,800 | -16,900 | -25.3% | 0.00% | $139K | $2.80 |
| 2025 Q2 | REDUCED | 66,700 | -3,200 | -4.6% | 0.00% | $161K | $2.41 |
| 2025 Q1 | REDUCED | 69,900 | -1,325 | -1.9% | 0.00% | $194K | $2.78 |
| 2024 Q4 | ADDED | 71,225 | +3,776 | +5.6% | 0.00% | $227K | $3.19 |
| 2024 Q3 | ADDED | 67,449 | +11,948 | +21.5% | 0.00% | $206K | $3.05 |
| 2024 Q2 | ADDED | 55,501 | +13,201 | +31.2% | 0.00% | $177K | $3.20 |
| 2024 Q1 | ADDED | 42,300 | +6,800 | +19.2% | 0.00% | $125K | $2.95 |
| 2023 Q4 | REDUCED | 35,500 | -24,488 | -40.8% | 0.00% | $84K | $2.38 |
| 2023 Q3 | REDUCED | 59,988 | -14,807 | -19.8% | 0.00% | $148K | $2.47 |
As of 2025 Q4 — sorted by position size