Data from public SEC 13F & STOCK Act filings, delayed up to ~45 days, partial holdings only — for research, not investment advice.
XLB
SS MATERIALS SELECT SECTORData as of 2026 Q1 (03-31) · 13F snapshot
Summary
SS MATERIALS SELECT SECTOR (XLB) is held by 7 tracked hedge-fund managers, a combined reported value of ~$919.34M; the largest are Ken Griffin, Ken Griffin, Paul Singer. This quarter: 3 added, 1 trimmed. 1 members of Congress have disclosed STOCK Act trades. Data as of 2026 Q1, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Heating up
Gurus holding7
Congress trades1
Price$52.18vs quarter-end+4.42%
Sectors0
This quarter's moves
Top holderKen GriffinNew0
Added3
Trimmed / sold1
Value $581.74M— of portfolio11,641,8002026 Q1
Value $43.37M— of portfolio450,0002024 Q3
Value $43.08M— of portfolio862,2002026 Q1
Value $39.65M— of portfolio793,4002026 Q1
Value $22.49M— of portfolio450,0002026 Q1
Value $11.77M— of portfolio235,6002026 Q1
Value $8.41M— of portfolio100,0002024 Q4
Value $6.86M— of portfolio137,2002026 Q1
Joel GreenblattHold
Value $267.7K0.0% of portfolio2,9872025 Q3
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinPUT | $581.74M | — | — |
| Paul SingerPUT | $43.37M | — | — |
| Ken GriffinCALL | $43.08M | — | — |
| Izzy EnglanderCALL | $39.65M | — | — |
| Izzy EnglanderPUT | $22.49M | — | — |
| Steven CohenPUT | $11.77M | — | — |
| George SorosCALL | $8.41M | — | — |
| Steven CohenCALL | $6.86M | — | — |
| Joel Greenblatt | $267.7K | 0.0% | Hold |