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 |
|---|---|---|---|---|---|
| 09/05/2025 | PUT | $28.00 | 12,066 | +5,954 | +97.41% |
| 06/18/2026 | CALL | $52.50 | 2,159 | +1,970 | +1,042.33% |
| 09/05/2025 | PUT | $28.50 | 2,175 | +1,203 | +123.77% |
| 06/18/2026 | PUT | $27.50 | 1,621 | +1,000 | +161.03% |
| 09/05/2025 | CALL | $29.00 | 1,226 | +922 | +303.29% |
| 09/19/2025 | CALL | $35.00 | 22,006 | +708 | +3.32% |
| 09/26/2025 | CALL | $32.00 | 395 | -98 | -19.88% |
| 01/15/2027 | CALL | $25.00 | 72,732 | -99 | -0.14% |
| 01/15/2027 | CALL | $52.50 | 2,835 | -108 | -3.67% |
| 09/19/2025 | CALL | $28.00 | 156 | -134 | -46.21% |
| 10/17/2025 | CALL | $30.00 | 5,750 | -519 | -8.28% |
| 09/19/2025 | CALL | $30.00 | 11,030 | -1,494 | -11.93% |
Contracts with largest changes in open interest from the previous trading day to the current/most recent.
| Name | Pct Held | Shares | Total |
|---|---|---|---|
| Fundamental Investors Inc | 4.26% | 23.48M | 1.5B |
| Vanguard Total Stock Market Index Fund | 3.13% | 17.21M | 1.1B |
| Vanguard Mid-Cap Index Fund | 2.39% | 13.18M | 840.66M |
| Vanguard 500 Index Fund | 2.38% | 13.09M | 835.16M |
| Vanguard Specialized-Health Care Fund | 1.62% | 8.9M | 568.06M |
| American Balanced Fund | 1.32% | 7.24M | 462.04M |
| Capital World Growth and Income Fund | 1.28% | 7.06M | 450.4M |
| Fidelity 500 Index Fund | 1.13% | 6.21M | 396.05M |
| SPDR S&P 500 ETF Trust | 1.08% | 5.96M | 380.43M |
| iShares Core S&P 500 ETF | 0.92% | 5.05M | 322.45M |
CNC FINAL DEADLINE: ROSEN, RECOGNIZED INVESTOR COUNSEL, Encourages Centene Corporation Investors with Losses in Excess of $100K to Secure Counsel Before Important September 8 Deadline in Securities Class Action – CNC
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