IBB
ISHARES BIOTECHNOLOGY ETFData as of 2026 Q2 (06-30) · 13F snapshot
Summary
ISHARES BIOTECHNOLOGY ETF (IBB) is held as common stock by 4 tracked hedge-fund managers, with a combined reported value of ~$21.74M; the largest are Izzy Englander, Joel Greenblatt, Renaissance Technologies. 2 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 1 new, 3 added, 1 closed. 6 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Heating up
Common-stock holders42 also report options
Congress trades6
Price$211.04vs quarter-end+10.96%
Sectors0
This quarter's moves
Top holderNew1
Added3
Trimmed / sold1
Izzy EnglanderCommon-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
| Investor | Value | % of portfolio | Action |
|---|
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $31.10M— of portfolio163,5002026 Q2
Value $16.87M— of portfolio88,7002026 Q2
Value $798.8K— of portfolio4,2002026 Q2
Value $171.2K— of portfolio9002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinCALL | $31.10M | — | — |
| Ken GriffinPUT | $16.87M | — | — |
| Steven CohenPUT | $798.8K | — | — |
| Steven CohenCALL | $171.2K | — | — |
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.