Home › Funds › Renaissance Technologies › AMPH
Renaissance Technologies position in AMPH
AMPHASTAR PHARMACEUTICALS IN · Health Care
Latest position (Q2 2026)525.10K sh
Reported value held$10.60M
Portfolio Weight0.01%
First reportedQ3 2021
Last changeReduce
Quarter by quarter
| Quarter | Shares | Value | Change |
|---|---|---|---|
| Q3 2021 | 275.70K | $5.24M | New |
| Q4 2021 | 289.80K | $6.75M | Add |
| Q1 2022 | 308.70K | $11.08M | Add |
| Q2 2022 | 406.90K | $14.16M | Add |
| Q3 2022 | 433.80K | $12.19M | Add |
| Q4 2022 | 447.40K | $12.54K | Add |
| Q1 2023 | 496.80K | $18.63K | Add |
| Q2 2023 | 492.58K | $28.31K | Reduce |
| Q3 2023 | 603.10K | $27.74K | Add |
| Q4 2023 | 641.90K | $39.70K | Add |
| Q1 2024 | 599.10K | $26.31K | Reduce |
| Q2 2024 | 537.70K | $21.51M | Reduce |
| Q3 2024 | 489.40K | $23.75M | Reduce |
| Q4 2024 | 525.50K | $19.51M | Add |
| Q1 2025 | 495.00K | $14.35M | Reduce |
| Q2 2025 | 576.50K | $13.24M | Add |
| Q3 2025 | 586.90K | $15.64M | Add |
| Q4 2025 | 544.70K | $14.59M | Reduce |
| Q1 2026 | 553.90K | $10.85M | Add |
| Q2 2026 | 525.10K | $10.60M | Reduce |
Dots on the line are colored by change type; missing quarters mean no position was reported.
Other funds holding AMPH
- Vanguard Group 2.61M sh · $69.85M · Q4 2025
- Marshall Wace 1.07M sh · $21.52M · Q2 2026
- Geode Capital Management 969.84K sh · $19.58M · Q2 2026
- D. E. Shaw & Co 887.05K sh · $17.90M · Q2 2026
- Goldman Sachs Group 505.36K sh · $10.20M · Q2 2026
- UBS Group AG 393.11K sh · $7.93M · Q2 2026
- Northern Trust Corp 370.99K sh · $7.49M · Q2 2026
- Charles Schwab Investment Management 310.18K sh · $6.26M · Q2 2026
- BlackRock Inc 6.83M sh · $6.19M · Q2 2026
- Royce & Associates 294.76K sh · $5.95M · Q2 2026
- Two Sigma Investments 248.12K sh · $5.01M · Q2 2026