Vanguard Bond Index Funds - Vanguard Total Bond Market ETF

SecurityBND / Vanguard Bond Index Funds - Vanguard Total Bond Market ETF
InstitutionVanguard Group Inc
Latest Disclosed Ownership78,903,250 shares
Latest Disclosed Value $ 5,844,362,990
Vanguard Group Inc reports 9.72% increase in ownership of BND / Vanguard Bond Index Funds - Vanguard Total Bond Market ETF

On January 29, 2026 - Vanguard Group Inc filed a 13F-HR form disclosing ownership of 78,903,250 shares of Vanguard Bond Index Funds - Vanguard Total Bond Market ETF (US:BND) valued at $5,844,363,727 USD as of December 31, 2025. The entity filed a previous 13F-HR on November 7, 2025 disclosing 71,913,770 shares of Vanguard Bond Index Funds - Vanguard Total Bond Market ETF. This represents a change in shares of 9.72% during the quarter. The current value of the position is $5,746,523,698 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)
2026-01-29 2025-12-31 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 78,903,250 6,989,480 9.72 5,844,363 9.28 0.0847
2025-11-07 2025-09-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 71,913,770 4,719,267 7.02 5,348,226 8.10 0.0801
2025-08-11 2025-06-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 67,194,503 4,407,252 7.02 4,947,531 7.28 0.0801
2025-05-09 2025-03-31 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 62,787,251 4,743,753 8.17 4,611,723 10.49 0.0834
2025-02-11 2024-12-31 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 58,043,498 8,312,317 16.71 4,173,907 11.74 0.0727
2024-11-13 2024-09-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 49,731,181 6,349,229 14.64 3,735,309 19.50 0.0669
2024-08-13 2024-06-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 43,381,952 6,055,379 16.22 3,125,670 15.29 0.0600
2024-05-10 2024-03-31 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 37,326,573 6,253,040 20.12 2,711,029 18.62 0.0537
2024-03-11 2023-12-31 13F/A-1 VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 31,073,533 5,792,806 22.91 2,285,458 29.55 0.0499
2024-02-14 2023-12-31 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 15,005,040 -10,275,687 1,103,621 0.0210
2023-12-18 2023-09-30 13F/A-1 VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 25,280,727 5,367,298 26.95 1,764,089 21.87 0.0433
2023-11-14 2023-09-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 25,280,727 5,367,298 1,764,089 0.0078
2023-08-14 2023-06-30 13F VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 19,913,429 3,655,791 22.49 1,447,507 20.60 0.0343
2023-07-14 2023-03-31 13F/A-1 VANGUARD BD INDEX FDS TOTAL BND MRKT 921937835 16,257,638 3,255,011 25.03 1,200,301 28.50 0.0306
2023-05-15 2023-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 16,189,806 3,187,179 1,195,293 0.0064
2023-02-10 2022-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 13,002,627 147,175 1.14 934,109 1.87 0.0254
2022-11-14 2022-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 12,855,452 81,151 0.64 916,980 -4.62 0.0270
2022-08-12 2022-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 12,774,301 604,401 4.97 961,393 -0.68 0.0270
2022-05-13 2022-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 12,169,900 697,937 6.08 967,993 -0.44 0.0229
2022-02-14 2021-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 11,471,963 -254,958 -2.17 972,249 -2.98 0.0221
2021-11-12 2021-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 11,726,921 1,244,463 11.87 1,002,066 11.30 0.0249
2021-08-13 2021-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 10,482,458 589,008 5.95 900,338 7.42 0.0224
2021-05-14 2021-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 9,893,450 1,081,593 12.27 838,173 7.86 0.0227
2021-02-12 2020-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 8,811,857 262,163 3.07 777,118 3.03 0.0225
2020-11-16 2020-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 8,549,694 1,292,820 17.82 754,254 17.66 0.0250
2020-08-14 2020-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 7,256,874 265,524 3.80 641,072 7.43 0.0227
2020-05-15 2020-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 6,991,350 523,334 8.09 596,712 10.01 0.0254
2020-02-14 2019-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 6,468,016 879,907 15.75 542,408 14.96 0.0185
2019-11-14 2019-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 5,588,109 752,946 15.57 471,804 17.46 0.0175
2019-08-14 2019-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 4,835,163 1,243,383 34.62 401,657 37.75 0.0151
2019-05-15 2019-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 3,591,780 434,386 13.76 291,580 16.59 0.0114
2019-02-14 2018-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 3,157,394 427,861 15.68 250,097 16.42 0.0112
2018-12-13 2018-09-30 13F/A-2 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 2,729,533 484,133 21.56 214,814 20.81 0.0084
2018-11-23 2018-09-30 13F/A-1 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 2,729,533 0 214,814 0.0084
2018-11-14 2018-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 2,729,533 484,133 214,814
2018-08-14 2018-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 2,245,400 933,073 71.10 177,814 69.52 0.0074
2018-05-15 2018-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,312,327 110,263 9.17 104,895 6.98 0.0046
2018-02-14 2017-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,202,064 174,288 16.96 98,052 16.40 0.0043
2017-11-14 2017-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,027,776 -434,884 -29.73 84,237 -29.62 0.0039
2017-08-24 2017-06-30 13F/A-1 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,462,660 326,016 28.68 119,689 29.87 0.0059
2017-08-11 2017-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,462,660 326,016 119,689
2017-05-12 2017-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 1,136,644 197,907 21.08 92,159 21.52 0.0047
2017-02-14 2016-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 938,737 190,541 25.47 75,840 20.47 0.0042
2016-11-14 2016-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 748,196 -42,972 -5.43 62,953 -5.61 0.0037
2016-08-10 2016-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 791,168 206,583 35.34 66,695 37.78 0.0041
2016-05-13 2016-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 584,585 226,438 63.22 48,406 67.36 0.0031
2016-02-08 2015-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 358,147 106,835 42.51 28,924 40.48 0.0019
2015-11-12 2015-09-30 13F/A-1 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 251,312 25,372 11.23 20,590 12.15 0.0009
2015-11-12 2015-09-30 13F/A-1 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 251,312 25,372 20,590 0.0009
2015-08-13 2015-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 225,940 90,960 67.39 18,360 63.17 0.0012
2015-05-15 2015-03-31 13F/A-1 TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 134,980 70,416 109.06 11,252 111.58 0.0008
2015-05-14 2015-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 97,709 3,397,729
2015-02-12 2014-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 64,564 14,018 27.73 5,318 28.42 0.0004
2014-11-12 2014-09-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 50,546 11,576 29.70 4,141 29.24 0.0003
2014-08-11 2014-06-30 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 38,970 32,268 481.47 3,204 488.97 0.0003
2014-05-13 2014-03-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 6,702 3,745 126.65 544 129.54 0.0000
2014-02-12 2013-12-31 13F TOTAL BOND MARKET ETF TOTAL BND MRKT 921937835 2,957 2,957 237 0.0000
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.