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 |
|---|---|---|---|---|---|
| 05/15/2026 | PUT | $2.50 | 1,125 | +10 | +0.90% |
| 02/20/2026 | CALL | $0.50 | 0 | 0 | |
| 02/20/2026 | CALL | $1.00 | 0 | 0 | |
| 02/20/2026 | CALL | $1.50 | 21 | 0 | |
| 02/20/2026 | CALL | $2.00 | 0 | 0 | |
| 02/20/2026 | CALL | $2.50 | 3,210 | 0 | |
| 12/18/2026 | PUT | $1.00 | 0 | 0 | |
| 12/18/2026 | PUT | $1.50 | 0 | 0 | |
| 12/18/2026 | PUT | $2.00 | 0 | 0 | |
| 12/18/2026 | PUT | $2.50 | 0 | 0 | |
| 12/18/2026 | PUT | $5.00 | 0 | 0 | |
| 05/15/2026 | CALL | $2.50 | 1,188 | -10 | -0.83% |
Contracts with largest changes in open interest from the previous trading day to the current/most recent.
| Name | Pct Held | Shares | Total |
|---|---|---|---|
| Primecap Odyssey Aggressive Growth Fund | 9.86% | 3.72M | 50.76M |
| Advisors Inner Circle Fund II-Champlain Small Company Fund | 3.06% | 1.16M | 15.77M |
| Vanguard Total Stock Market Index Fund | 2.37% | 892.99k | 12.19M |
| iShares Russell 2000 ETF | 2.00% | 755.28k | 10.31M |
| Franklin Strategic Series-Franklin Small Cap Growth Fund | 1.71% | 647.02k | 8.83M |
| Old Westbury Small & Mid Cap Strategies Fund | 1.35% | 510k | 6.96M |
| Vanguard Extended Market Index Fund | 1.33% | 500.07k | 6.83M |
| Vanguard Small-Cap Index Fund | 1.15% | 433.57k | 5.92M |
| BlackRock Health Sciences Trust II | 0.89% | 335.57k | 4.58M |
| Fidelity Small Cap Index Fund | 0.75% | 284.3k | 3.88M |
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