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 |
|---|---|---|---|---|---|
| 04/17/2026 | CALL | $100.00 | 4,593 | +2,500 | +119.45% |
| 04/17/2026 | CALL | $105.00 | 4,561 | +2,409 | +111.94% |
| 01/16/2026 | CALL | $85.00 | 503 | +320 | +174.86% |
| 12/19/2025 | PUT | $100.00 | 692 | +265 | +62.06% |
| 01/16/2026 | CALL | $120.00 | 105 | +100 | +2,000.00% |
| 01/21/2028 | CALL | $110.00 | 332 | +100 | +43.10% |
| 12/19/2025 | CALL | $70.00 | 415 | -24 | -5.47% |
| 12/19/2025 | CALL | $95.00 | 222 | -30 | -11.90% |
| 11/28/2025 | CALL | $73.00 | 882 | -34 | -3.71% |
| 12/19/2025 | CALL | $85.00 | 716 | -45 | -5.91% |
| 01/16/2026 | CALL | $77.50 | 1,037 | -120 | -10.37% |
| 01/16/2026 | CALL | $87.50 | 509 | -163 | -24.26% |
Contracts with largest changes in open interest from the previous trading day to the current/most recent.
| Name | Pct Held | Shares | Total |
|---|---|---|---|
| ARK ETF Tr-ARK Innovation ETF | 4.08% | 7.27M | 705.36M |
| Vanguard Total Stock Market Index Fund | 3.04% | 5.41M | 525.07M |
| Vanguard Small-Cap Index Fund | 2.57% | 4.58M | 444.49M |
| ARK ETF Tr-ARK Genomic Revolution ETF | 1.83% | 3.27M | 317.23M |
| Vanguard Specialized-Health Care Fund | 1.58% | 2.81M | 272.5M |
| Vanguard Small-Cap Growth Index Fund | 1.48% | 2.64M | 256.69M |
| Vanguard Extended Market Index Fund | 1.35% | 2.41M | 233.82M |
| Invesco Global Opportunities Fund | 1.01% | 1.8M | 174.73M |
| Fundamental Investors Inc | 0.98% | 1.75M | 169.56M |
| Hartford Mid Cap Fund | 0.94% | 1.67M | 162.32M |
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