The Select Sector SPDR Trust - State Street Materials Select Sector SPDR ETF
US ˙ ARCA ˙ US81369Y1001

SecurityXLB / The Select Sector SPDR Trust - State Street Materials Select Sector SPDR ETF
InstitutionCwm, Llc
Latest Disclosed Ownership486,684 shares
Latest Disclosed Value $ 24,319,622
Cwm, Llc reports 21.99% increase in ownership of XLB / The Select Sector SPDR Trust - State Street Materials Select Sector SPDR ETF

On May 14, 2026 - Cwm, Llc filed a 13F-HR form disclosing ownership of 486,684 shares of The Select Sector SPDR Trust - State Street Materials Select Sector SPDR ETF (US:XLB) valued at $24,319,599 USD as of March 31, 2026. The entity filed a previous 13F-HR on January 26, 2026 disclosing 398,968 shares of The Select Sector SPDR Trust - State Street Materials Select Sector SPDR ETF. This represents a change in shares of 21.99% during the quarter. The current value of the position is $25,122,628 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-14 2026-03-31 13F SELECT SECTOR SPDR TR STATE STREET MAT 81369Y100 486,684 87,716 21.99 24,320 135,005.56 0.0632
2026-01-26 2025-12-31 13F SELECT SECTOR SPDR TR STATE STREET MAT 81369Y100 398,968 219,772 122.64 18 12.50 0.0490
2025-10-15 2025-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 179,196 19,109 11.94 16 14.29 0.0483
2025-07-25 2025-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 160,087 -7,277 -4.35 14 0.00 0.0496
2025-05-01 2025-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 167,364 13,598 8.84 14 16.67 0.0574
2025-02-04 2024-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 153,766 10,846 7.59 13 -7.69 0.0537
2024-10-08 2024-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 142,920 16,031 12.63 14 18.18 0.0592
2024-07-10 2024-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 126,889 16,659 15.11 11 10.00 0.0528
2024-04-05 2024-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 110,230 -57,076 -34.11 10 -28.57 0.0498
2024-02-01 2023-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 167,306 27,215 19.43 14 27.27 0.0769
2023-10-11 2023-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 140,091 36,514 35.25 11 37.50 0.0674
2023-08-03 2023-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 103,577 50,464 95.01 9 100.00 0.0530
2023-05-01 2023-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 53,113 36,122 212.59 4 300.00 0.0289
2023-02-01 2022-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 16,991 11,945 236.72 1 -99.71 0.0097
2022-10-27 2022-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 5,046 453 9.86 343 1.48 0.0027
2022-07-28 2022-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 4,593 -394 -7.90 338 -23.18 0.0026
2022-04-21 2022-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 4,987 -747 -13.03 440 -15.38 0.0031
2022-01-31 2021-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 5,734 -5,078 -46.97 520 -41.57 0.0037
2021-09-15 2021-06-30 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2021-07-29 2021-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 890 0.0071
2021-09-15 2021-03-31 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2021-04-27 2021-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 8,024 -2,788 632 0.0056
2021-09-15 2020-12-31 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2021-01-27 2020-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 21,459 10,647 1,553 0.0146
2021-09-15 2020-09-30 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2020-10-19 2020-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 18,135 7,323 1,154 0.0128
2021-09-15 2020-06-30 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2020-07-22 2020-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 21,296 10,484 1,200 0.0142
2021-09-15 2020-03-31 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2020-04-28 2020-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 47,837 37,025 2,155 0.0321
2021-09-14 2019-12-31 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2020-01-27 2019-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 47,163 36,351 2,897 0.0370
2021-09-14 2019-09-30 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2019-10-22 2019-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 24,239 13,427 1,411 0.0205
2021-09-14 2019-06-30 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 0 0.00 890 0.00 0.0071
2019-07-31 2019-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 22,431 11,619 1,312 0.0217
2021-09-02 2019-03-31 13F/A-1 SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,812 -87,063 -88.95 890 -82.00 0.0071
2019-04-22 2019-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 31,483 -66,392 1,747 0.0350
2019-01-25 2018-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 97,875 75,612 339.63 4,945 283.33 0.1235
2018-10-29 2018-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 22,263 -3,571 -13.82 1,290 -14.00 0.0329
2018-07-31 2018-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 25,834 9,289 56.14 1,500 59.24 0.0494
2018-04-26 2018-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 16,545 1,323 8.69 942 2.28 0.0374
2018-01-16 2017-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 15,222 8,684 132.82 921 148.25 0.0409
2017-10-16 2017-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 6,538 -9,868 -60.15 371 -57.98 0.0175
2017-07-17 2017-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 16,406 3,827 30.42 883 33.99 0.0453
2017-04-17 2017-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 12,579 2,837 29.12 659 36.16 0.0373
2017-01-19 2016-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 9,742 4,591 89.13 484 96.75 0.0297
2016-10-17 2016-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 5,151 -11,239 -68.57 246 -67.63 0.0170
2016-07-21 2016-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 16,390 11,767 254.53 760 267.15 0.0554
2016-04-18 2016-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 4,623 -19,341 -80.71 207 -80.12 0.0182
2016-02-01 2015-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 23,964 16,765 232.88 1,041 262.72 0.1017
2015-10-30 2015-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 7,199 7,199 0.00 287 0.0289
2015-02-12 2014-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 0 -13,147 -100.00 0 -100.00
2014-11-14 2014-09-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 13,147 2,498 23.46 652 23.25 0.0947
2014-08-14 2014-06-30 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 10,649 -428,442 -97.57 529 -97.45 0.0947
2014-05-16 2014-03-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 439,091 76,612 21.14 20,760 23.91 2.8298
2014-02-14 2013-12-31 13F SELECT SECTOR SPDR TR SBI MATERIALS 81369Y100 362,479 362,479 16,754 2.6136
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.