Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in XLB held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Kentucky Farm Bureau Mutual Insurance Co | 27K | $1.64B | — | — | 0.04% |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 10.9M | $544.8M | -50.8% | — | 0.06% |
| 3 | BANK OF AMERICA CORP /DE/ | 9.8M | $487.5M | +1.0% | — | 0.04% |
| 4 | MORGAN STANLEY | 7.2M | $357.3M | -4.6% | — | 0.02% |
| 5 | BNP PARIBAS ARBITRAGE, SA | 6.4M | $327.4M | +294.6% | — | 0.16% |
| 6 | GOLDMAN SACHS GROUP INC | 5.5M | $273.9M | +5.2% | — | 0.03% |
| 7 | WELLS FARGO & COMPANY/MN | 5.3M | $263.0M | +118.6% | — | 0.06% |
| 8 | MENORA MIVTACHIM HOLDINGS LTD. | 5.1M | $257.2M | +57.3% | — | 1.22% |
| 9 | BARCLAYS PLC | 3.5M | $175.5M | -87.3% | — | 0.07% |
| 10 | UBS Group AG | 3.0M | $149.0M | -7.6% | — | 0.02% |
| 11 | Jain Global LLC | 2.9M | $145.4M | — | — | 0.71% |
| 12 | LPL Financial LLC | 2.8M | $138.9M | +32.8% | — | 0.04% |
| 13 | ROYAL BANK OF CANADA | 2.4M | $122.0M | +211.3% | — | 0.02% |
| 14 | COMMERCE BANK | 2.0M | $101.8M | +30.0% | — | 0.49% |
| 15 | ING GROEP NV | 2.0M | $101.6M | — | — | 0.62% |
| 16 | CITIGROUP INC | 2.0M | $101.5M | +1325.6% | — | 0.04% |
| 17 | SRB Corp | 1.7M | $86.4M | 0.0% | — | 5.31% |
| 18 | Migdal Insurance & Financial Holdings Ltd. | 1.7M | $85.0M | +3.7% | — | 0.74% |
| 19 | AMERIPRISE FINANCIAL INC | 1.4M | $69.1M | -13.5% | — | 0.02% |
| 20 | Caption Management, LLC | 1.3M | $64.7M | — | — | 0.62% |
| 21 | SIG BROKERAGE, LP | 1.2M | $62.1M | — | — | 3.09% |
| 22 | ALPS ADVISORS INC | 1.2M | $61.6M | +5.8% | — | 0.29% |
| 23 | ENVESTNET ASSET MANAGEMENT INC | 1.1M | $55.4M | +93.4% | — | 0.01% |
| 24 | ADVISOR GROUP HOLDINGS, INC. | 1.1M | $53.8M | +366.3% | — | 0.08% |
| 25 | RAYMOND JAMES FINANCIAL INC | 1.0M | $50.8M | +3.4% | — | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in XLB — a direct measure of their conviction.
Filings activity in XLB during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 870 | +13% | — | — | $7.72B | +26% |
| Q4 2025 | 773 | +5.0% | — | — | $6.10B | +4.3% |
| Q3 2025 | 736 | +0.1% | — | — | $5.85B | +35% |
| Q2 2025 | 735 | 2.9% | — | — | $4.33B | 20% |
| Q1 2025 | 757 | 2.4% | — | — | $5.42B | +3.0% |
| Q4 2024 | 776 | +2.1% | — | — | $5.27B | 32% |
| Q3 2024 | 760 | +0.1% | — | — | $7.71B | +23% |
| Q2 2024 | 759 | — | — | — | $6.24B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying XLB stock.
Based on Q1 2026 13F filings, institutional ownership of Materials Select Sector SPDR Fund stands at not currently reported, held across 870 reporting institutions.
Kentucky Farm Bureau Mutual Insurance Co is the largest reported institutional holder of XLB, with approximately 26,700 shares worth $1.64B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of XLB, including SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for XLB is 58 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
190 institutions opened new positions in XLB during Q1 2026, while 93 fully exited. 553 added to existing positions and 121 trimmed.
Quarter-over-quarter ownership change for XLB is not yet available — at least two quarters of 13F data are required.
The top 10 institutions account for 58.0% of all reported 13F value in XLB, and the top 25 account for 74.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Materials Select Sector SPDR Fund (XLB) Institutional Ownership