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 |
|---|---|---|---|---|---|
| 01/16/2026 | PUT | $110.00 | 1,640 | +857 | +109.45% |
| 12/12/2025 | PUT | $121.00 | 337 | +237 | +237.00% |
| 12/19/2025 | CALL | $122.00 | 230 | +156 | +210.81% |
| 01/16/2026 | CALL | $120.00 | 2,758 | +103 | +3.88% |
| 12/12/2025 | CALL | $123.00 | 204 | +78 | +61.90% |
| 01/21/2028 | PUT | $95.00 | 73 | +73 | |
| 12/12/2025 | CALL | $116.00 | 81 | -26 | -24.30% |
| 12/12/2025 | PUT | $120.00 | 156 | -38 | -19.59% |
| 12/12/2025 | CALL | $122.00 | 259 | -39 | -13.09% |
| 12/19/2025 | CALL | $120.00 | 924 | -39 | -4.05% |
| 12/19/2025 | CALL | $125.00 | 1,153 | -55 | -4.55% |
| 12/12/2025 | PUT | $119.00 | 297 | -84 | -22.05% |
Contracts with largest changes in open interest from the previous trading day to the current/most recent.
| Name | Pct Held | Shares | Total |
|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 3.05% | 38.12M | 2.91B |
| Income Fund of America Inc | 2.70% | 33.74M | 2.58B |
| Vanguard 500 Index Fund | 2.32% | 28.99M | 2.21B |
| Dodge & Cox Stock Fund | 2.02% | 25.19M | 1.92B |
| Washington Mutual Investors Fund | 1.57% | 19.64M | 1.5B |
| American Balanced Fund | 1.37% | 17.14M | 1.31B |
| American Mutual Fund Inc | 1.33% | 16.67M | 1.27B |
| Invesco ETF Tr-Invesco QQQ Tr, Series 1 ETF | 1.31% | 16.4M | 1.25B |
| Fidelity 500 Index Fund | 1.10% | 13.75M | 1.05B |
| SPDR S&P 500 ETF Trust | 1.08% | 13.5M | 1.03B |
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