Position history for SIMPLEX TRADING, LLC's holdings in PFIZER INC
SIMPLEX TRADING, LLC holds 1.3M shares of PFE (PFIZER INC), worth $35.6M as of 2026-Q1. The position was decreased (-15.1% shares). PFE represents 0.0% of SIMPLEX TRADING, LLC's portfolio.
Current Value
$35.6M
Current Shares
1.3M
Total Value Change
-$25.9M
Total Shares Change
-928,575
Other major holders of PFE: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Decreased |
| 1.3M |
-15.1% |
| $35.6M |
| 0.0% |
| $26.58 |
0 |
| 2025-Q4 | Increased | 1.5M | +15.0% | $37.1M | 0.0% | $24.58 | 33 |
| 2025-Q3 | Increased | 1.3M | +3692.8% | $33M | 0.0% | $23.05 | 47 |
| 2025-Q2 | Decreased | 34,183 | -97.9% | $828,000 | 0.0% | $22.98 | 0 |
| 2025-Q1 | Increased | 1.6M | +3.2% | $41M | 0.0% | $23.50 | 30 |
| 2024-Q4 | Increased | 1.6M | +495.8% | $41.6M | 0.0% | $24.23 | 47 |
| 2024-Q3 | Decreased | 262,966 | -88.0% | $7.6M | 0.0% | $26.27 | 0 |
| 2024-Q2 | Decreased | 2.2M | -52.3% | $61.4M | 0.0% | $24.92 | 0 |