As of 31 Dec 2025, 1,195 institutional investors reported holding 239,655,868 shares of SPDR SERIES TRUST - BLOOMBERG 1-3 MO (BIL).
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 239,655,868 | $21,894,728,344 | +$170,407,042 | $91.38 | 1,195 |
| 2025 Q3 | 236,736,037 | $21,717,687,431 | -$547,091,621 | $91.75 | 1,160 |
| 2025 Q2 | 243,435,344 | $22,329,677,087 | +$235,913,074 | $91.73 | 1,165 |
| 2025 Q1 | 239,863,354 | $22,000,220,642 | +$2,496,067,013 | $91.73 | 1,154 |
| 2024 Q4 | 214,240,371 | $19,589,802,791 | +$551,397,741 | $91.43 | 1,116 |
| 2024 Q3 | 204,434,766 | $18,765,404,246 | -$408,456,456 | $91.81 | 1,039 |
| 2024 Q2 | 199,806,245 | $18,337,291,967 | +$17,156,249 | $91.78 | 1,016 |
| 2024 Q1 | 199,041,692 | $18,269,815,483 | -$2,829,770,126 | $91.80 | 956 |
| 2023 Q4 | 230,396,132 | $21,057,205,352 | +$2,504,476,614 | $91.39 | 973 |
| 2023 Q3 | 198,817,714 | $18,251,598,886 | +$1,099,710,057 | $91.82 | 858 |
| 2023 Q2 | 186,131,475 | $17,091,364,687 | -$2,759,780,767 | $91.82 | 841 |
| 2023 Q1 | 217,130,505 | $19,937,059,038 | -$565,353,625 | $91.82 | 782 |
| 2022 Q4 | 223,871,087 | $20,472,887,401 | +$159,939,317 | $91.47 | 684 |
| 2022 Q3 | 218,846,369 | $20,026,267,441 | +$1,966,879,520 | $91.60 | 568 |
| 2022 Q2 | 195,788,854 | $17,919,679,895 | +$6,832,141,746 | $91.49 | 494 |
| 2022 Q1 | 121,308,760 | $11,097,024,018 | +$82,115,176 | $91.43 | 458 |
| 2021 Q4 | 120,019,770 | $10,973,342,370 | +$738,660,950 | $91.43 | 408 |
| 2021 Q3 | 110,458,299 | $10,102,714,629 | +$740,026,418 | $91.46 | 371 |
| 2021 Q2 | 102,653,128 | $9,389,633,026 | +$61,401,166 | $91.47 | 368 |
| 2021 Q1 | 102,097,114 | $9,341,804,147 | +$81,482,341 | $91.50 | 391 |
| 2020 Q4 | 101,104,815 | $9,256,264,660 | -$980,569,802 | $91.52 | 386 |
| 2020 Q3 | 111,731,453 | $10,225,716,520 | -$1,475,255,343 | $91.52 | 374 |
| 2020 Q2 | 127,403,808 | $11,663,240,173 | -$3,390,236,920 | $91.53 | 396 |
| 2020 Q1 | 164,117,142 | $15,011,292,585 | +$9,978,301,565 | $91.63 | 429 |
| 2019 Q4 | 53,882,710 | $4,926,665,996 | -$368,390,433 | $91.43 | 366 |
| 2019 Q3 | 57,320,134 | $5,249,715,142 | +$473,572,987 | $91.59 | 310 |
| 2019 Q2 | 57,890,722 | $5,302,981,430 | +$845,468,545 | $91.61 | 294 |
| 2019 Q1 | 51,108,044 | $4,680,493,263 | -$1,295,518,705 | $91.60 | 275 |
| 2018 Q4 | 65,254,673 | $5,963,960,525 | +$4,070,208,104 | $91.46 | 256 |
| 2018 Q3 | 17,927,534 | $1,641,891,908 | +$126,785,422 | $91.58 | 179 |
| 2018 Q2 | 16,508,064 | $1,511,655,595 | -$439,157,454 | $91.58 | 163 |
| 2018 Q1 | 21,381,617 | $1,957,421,599 | +$1,133,261,358 | $91.55 | 139 |
| 2017 Q4 | 8,997,633 | $822,401,660 | +$789,442,261 | $91.40 | 100 |
| 2017 Q3 | 7,467 | $683,000 | +$682,000 | $91.47 | 1 |
| 2017 Q2 | 22 | $1,000 | $45.45 | 1 | |
| 2017 Q1 | 22 | $1,000 | +$1,000 | $45.45 | 1 |
| 2016 Q2 | 0 | $0 | -$27,000 | $91.63 | 0 |
| 2016 Q1 | 299 | $27,000 | $90.30 | 1 | |
| 2015 Q1 | 0 | $0 | -$140,000 | $91.63 | 0 |
| 2014 Q4 | 1,535 | $140,000 | $91.21 | 1 |