Healthcare Sector
Market Tracker
Represents the strikes that had the highest premium of whale flow (on the ASK side) over the past 5 trading days.
Represents the strikes that had the highest premium of whale flow (on the BID side) over the past 5 trading days.
Total Open Interest of Calls & Puts across all strikes and expirations over the past 16 trading days.
| Expires | Type | Strike | OI | Change | Percent | 
|---|---|---|---|---|---|
| 11/21/2025 | PUT | $2.50 | 1,700 | +976 | +134.81% | 
| 05/15/2026 | CALL | $7.50 | 592 | +305 | +106.27% | 
| 11/21/2025 | CALL | $5.00 | 12,159 | +304 | +2.56% | 
| 11/21/2025 | CALL | $7.50 | 3,187 | +229 | +7.74% | 
| 05/15/2026 | CALL | $5.00 | 3,110 | +160 | +5.42% | 
| 05/15/2026 | PUT | $7.50 | 150 | +150 | |
| 11/21/2025 | CALL | $0.50 | 42 | -1 | -2.33% | 
| 11/21/2025 | CALL | $1.50 | 185 | -1 | -0.54% | 
| 11/21/2025 | CALL | $2.00 | 3,459 | -4 | -0.12% | 
| 05/15/2026 | CALL | $1.00 | 70 | -4 | -5.41% | 
| 05/15/2026 | CALL | $1.50 | 62 | -53 | -46.09% | 
| 02/20/2026 | CALL | $5.00 | 3,688 | -758 | -17.05% | 
Contracts with largest changes in open interest from the previous trading day to the current/most recent.
| Name | Pct Held | Shares | Total | 
|---|---|---|---|
| Alger Small Cap Focus Fund | 7.35% | 2.17M | 26.02M | 
| Vanguard Total Stock Market Index Fund | 1.96% | 577.87k | 6.94M | 
| Alger Fds II-Alger Dynamic Opportunities Fund | 1.47% | 434.01k | 5.21M | 
| Vanguard Extended Market Index Fund | 0.95% | 280.64k | 3.37M | 
| PGIM Jennison Health Sciences Fd | 0.87% | 257.29k | 3.09M | 
| Fidelity Extended Market Index Fund | 0.40% | 117.05k | 1.41M | 
| Bridgeway Funds Inc-Ultra Small Company Market Fund | 0.37% | 107.73k | 1.29M | 
| Alger Fund-Small Cap Growth Fund | 0.34% | 100.54k | 1.21M | 
| Dimensional ETF Tr-Dimensional U.S. Small Cap ETF | 0.23% | 67.11k | 805.99k | 
| Bridgeway Funds Inc-Ultra Small Company Fund | 0.22% | 63.62k | 764.09k | 
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