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 |
|---|---|---|---|---|---|
| 06/18/2026 | PUT | $2.50 | 9 | +1 | +12.50% |
| 06/18/2026 | CALL | $2.50 | 455 | 0 | |
| 06/18/2026 | CALL | $5.00 | 9 | 0 | |
| 06/18/2026 | CALL | $7.50 | 2 | 0 | |
| 06/18/2026 | PUT | $5.00 | 0 | 0 | |
| 06/18/2026 | PUT | $7.50 | 1 | 0 | |
| 11/20/2026 | CALL | $5.00 | 146 | 0 | |
| 11/20/2026 | CALL | $7.50 | 0 | 0 | |
| 11/20/2026 | PUT | $2.50 | 7 | 0 | |
| 11/20/2026 | PUT | $5.00 | 0 | 0 | |
| 11/20/2026 | PUT | $7.50 | 0 | 0 | |
| 11/20/2026 | CALL | $2.50 | 1,095 | -11 | -0.99% |
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 | 2.10% | 1.39M | 2.96M |
| iShares Russell 2000 ETF | 1.67% | 1.1M | 2.35M |
| Vanguard Extended Market Index Fund | 0.97% | 638.54k | 1.36M |
| Mutual Fund Ser Tr-AlphaCentric Robotics & Automation Fund | 0.76% | 500k | 1.06M |
| iShares Russell 2000 Growth ETF | 0.66% | 433.92k | 924.26k |
| Fidelity Small Cap Index Fund | 0.58% | 384.91k | 819.85k |
| SPDR (R) Ser Tr-SPDR� Kensho New Economies Composite ETF | 0.52% | 343.46k | 731.57k |
| Fidelity Extended Market Index Fund | 0.36% | 239.4k | 509.93k |
| Vanguard Russell 2000 Index Fund | 0.19% | 127.88k | 272.38k |
| iShares Micro Cap ETF | 0.18% | 120.5k | 256.66k |
| Schwab Capital Trust-Small Cap Index Fund | 0.17% | 113.41k | 241.57k |
| Fidelity Total Market Index Fund | 0.14% | 91.6k | 195.1k |
| TIAA-CREF Funds-Small-Cap Blend Index Fund | 0.11% | 72.48k | 154.38k |
| Quantitative Master Series Tr-Master Small Cap Index Series | 0.11% | 75.29k | 160.37k |
| EQ Advisors Trust-EQ/2000 Managed Volatility Port | 0.10% | 68.02k | 144.88k |
| Fidelity Series Total Market Index Fund | 0.08% | 49.91k | 106.31k |
| Vanguard Variable Insurance Fund-Small Company Growth | 0.07% | 46.76k | 99.59k |
| College Retirement Equities Fund-Stock Account | 0.07% | 45.47k | 96.84k |
| Vanguard Institutional Index-Inst Total Stock Market Ind | 0.06% | 37.48k | 79.82k |
| TIAA-CREF Funds-Equity Index Fund | 0.06% | 37.11k | 79.04k |
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