FundWatcher
VUSTX
VANGUARD LONG-TERM TREASURY FUND
VANGUARD FIXED INCOME SECURITIES FUNDS

Portfolio moves

Net position changes between two of this fund's N-PORT snapshots. These are differences between point-in-time reports — not a trade log — and share counts can be affected by splits and other corporate actions.

Oct 31, 2025 → Jan 31, 2026

Expand a category to see the positions behind it, ranked by weight.

Security Shares Oct 2025 Shares Jan 2026 Δ shares End % Δ value
Uniform Mortgage-Backed Security, TBA 0 53,000,000 53,000,000 1.87% $52.99M
Uniform Mortgage-Backed Security, TBA 0 26,500,000 26,500,000 0.96% $27.14M
FR WN0200 0 24,207,000 24,207,000 0.85% $24.21M
U.S. Treasury Inflation-Indexed Notes 0 21,131,995 21,131,995 0.74% $21.05M
U.S. Treasury STRIPS Coupon 0 42,000,000 42,000,000 0.59% $16.65M
U.S. Treasury STRIPS Coupon 0 39,000,000 39,000,000 0.56% $15.89M
US TREASURY N/B 0 13,637,500 13,637,500 0.47% $13.30M
FN AN6754 0 15,100,000 15,100,000 0.47% $13.24M
US TREASURY N/B 0 12,000,000 12,000,000 0.41% $11.50M
GNR 2025-102 DZ 0 11,147,634 11,147,634 0.38% $10.70M
FNR 2022-16 KB 0 12,318,028 12,318,028 0.35% $9.86M
FN BS1824 0 7,890,000 7,890,000 0.21% $6.07M
US TREASURY N/B 0 5,700,000 5,700,000 0.20% $5.73M
FNR 2019-71 DB 0 5,450,000 5,450,000 0.16% $4.48M
US TREASURY N/B 0 2,700,000 2,700,000 0.09% $2.62M
FHR 4938 CB 0 2,217,279 2,217,279 0.06% $1.84M
FN BL1873 0 979,000 979,000 0.03% $860.89K
FNCL 4.5 1/26 0 0 0 0.00% $0
FNCL 5 1/26 0 0 0 0.00% $0
FNCL 5.5 1/26 0 0 0 0.00% $0
FNCL 6.5 1/26 0 0 0 0.00% $0
Uniform Mortgage-Backed Security, TBA 0 0 0 0.00% $0
FNCL 3 1/26 0 0 0 0.00% $0
Uniform Mortgage-Backed Security, TBA 0 -13,250,000 -13,250,000 -0.47% -$13.44M
Uniform Mortgage-Backed Security, TBA 0 -13,250,000 -13,250,000 -0.48% -$13.72M
Uniform Mortgage-Backed Security, TBA 0 -53,000,000 -53,000,000 -1.79% -$50.59M
Security Shares Oct 2025 Shares Jan 2026 Δ shares End % Δ value
US TREASURY N/B 27,998,000 0 -27,998,000 0.00% -$21.61M
Government National Mortgage Association 21,771,623 0 -21,771,623 0.00% -$17.47M
US TREASURY N/B 18,600,000 0 -18,600,000 0.00% -$15.20M
US TREASURY N/B 15,500,000 0 -15,500,000 0.00% -$12.15M
United States Treasury Strip Coupon 20,000,000 0 -20,000,000 0.00% -$11.40M
U.S. Treasury STRIPS Coupon 20,000,000 0 -20,000,000 0.00% -$9.87M
U.S. Treasury STRIPS Coupon 20,000,000 0 -20,000,000 0.00% -$9.61M
GNR 2015-64 GZ 10,323,608 0 -10,323,608 0.00% -$7.76M
FNR 2025-82 JZ 10,020,833 0 -10,020,833 0.00% -$6.40M
GNR 2016-116 KZ 5,716,461 0 -5,716,461 0.00% -$4.46M
FN BL1969 3,378,607 0 -3,378,607 0.00% -$3.26M
FN BL2028 2,887,215 0 -2,887,215 0.00% -$2.78M
Uniform Mortgage-Backed Security, TBA -35,600,000 0 35,600,000 0.00% $35.97M
FNCL 5 11/25 -42,000,000 0 42,000,000 0.00% $41.79M
Security Shares Oct 2025 Shares Jan 2026 Δ shares End % Δ value
US TREASURY N/B 59,600,000 86,700,000 27,100,000 2.93% $23.88M
US TREASURY N/B 65,893,400 82,393,400 16,500,000 2.73% $13.20M
US TREASURY N/B 60,000,000 73,000,000 13,000,000 2.52% $10.56M
US TREASURY N/B 56,933,100 60,033,100 3,100,000 2.10% $1.75M
US TREASURY N/B 18,000,000 57,200,000 39,200,000 1.97% $37.69M
US TREASURY N/B 51,800,000 57,050,000 5,250,000 1.97% $3.94M
US TREASURY N/B 60,800,000 99,800,000 39,000,000 1.96% $20.44M
US TREASURY N/B 57,200,000 67,200,000 10,000,000 1.74% $6.52M
US TREASURY N/B 66,000,000 67,000,000 1,000,000 1.65% -$998.24K
US TREASURY N/B 62,832,300 71,332,300 8,500,000 1.63% $4.75M
Vanguard Market Liquidity Fund 9,800,827 45,895,959 36,095,132 1.62% $36.10M
US TREASURY N/B 38,200,000 65,700,000 27,500,000 1.45% $16.77M
US TREASURY N/B 36,900,000 42,400,000 5,500,000 1.34% $4.19M
US TREASURY N/B 26,700,000 43,900,000 17,200,000 1.34% $14.03M
US TREASURY N/B 36,056,600 38,056,600 2,000,000 1.17% $1.03M
US TREASURY N/B 25,289,800 30,289,800 5,000,000 0.76% $3.01M
US TREASURY N/B 17,551,000 26,651,000 9,100,000 0.73% $6.68M
US TREASURY N/B 12,200,000 18,200,000 6,000,000 0.65% $5.74M
FNR 2023-27 EZ 12,106,925 12,228,399 121,473 0.39% $105.89K
US TREASURY N/B 3,805,400 9,000,000 5,194,600 0.24% $3.91M
Security Shares Oct 2025 Shares Jan 2026 Δ shares End % Δ value
US TREASURY N/B 63,150,000 59,650,000 -3,500,000 2.06% -$5.63M
US TREASURY N/B 71,560,000 64,560,000 -7,000,000 2.05% -$8.61M
US TREASURY N/B 90,200,000 87,200,000 -3,000,000 1.76% -$3.69M
US TREASURY N/B 51,500,000 48,825,000 -2,675,000 1.55% -$3.36M
FRE PRIN STRIP 68,687,000 48,523,000 -20,164,000 1.40% -$16.02M
US TREASURY N/B 70,100,000 50,100,000 -20,000,000 1.26% -$16.11M
US TREASURY N/B 76,011,600 66,011,600 -10,000,000 1.22% -$6.82M
US TREASURY N/B 50,000,000 49,000,000 -1,000,000 1.09% -$1.21M
US TREASURY N/B 68,961,300 51,661,300 -17,300,000 1.07% -$11.52M
US TREASURY N/B 66,920,100 47,920,100 -19,000,000 1.06% -$13.45M
US TREASURY N/B 33,161,000 32,610,000 -551,000 0.91% -$1.21M
US TREASURY N/B 45,000,000 24,800,000 -20,200,000 0.89% -$21.76M
US TREASURY N/B 50,400,000 37,170,000 -13,230,000 0.86% -$9.61M
US TREASURY N/B 38,230,100 32,659,300 -5,570,800 0.82% -$4.75M
US TREASURY N/B 29,600,000 27,600,000 -2,000,000 0.69% -$1.96M
US TREASURY N/B 65,400,000 19,150,000 -46,250,000 0.66% -$46.71M
US TREASURY N/B 46,500,000 38,500,000 -8,000,000 0.65% -$4.73M
US TREASURY N/B 40,600,000 23,600,000 -17,000,000 0.61% -$13.40M
FN BS5198 19,242,638 19,185,846 -56,792 0.58% -$40.65K
US TREASURY N/B 26,900,000 18,450,000 -8,450,000 0.54% -$7.47M
US TREASURY N/B 24,848,600 15,848,600 -9,000,000 0.44% -$7.58M
US TREASURY N/B 32,500,000 16,250,000 -16,250,000 0.42% -$12.35M
FNR 2022-40 AZ 37,303,905 16,113,496 -21,190,408 0.40% -$14.90M
US TREASURY N/B 22,963,100 12,963,100 -10,000,000 0.34% -$7.93M
US TREASURY N/B 18,295,000 13,795,000 -4,500,000 0.34% -$3.47M
US TREASURY N/B 25,750,000 7,750,000 -18,000,000 0.27% -$18.07M
FN BS3576 7,947,640 7,885,251 -62,389 0.23% -$50.58K
FR WS4032 5,864,696 5,848,556 -16,140 0.19% -$24.47K
FN BS4188 6,822,448 6,785,105 -37,343 0.19% -$30.05K
FR WA3285 5,888,486 5,873,409 -15,078 0.19% -$20.07K
FN AM8448 5,435,427 5,414,501 -20,927 0.16% -$28.77K
FR WA3429 3,975,329 3,963,685 -11,644 0.12% -$17.77K
FR WA3416 4,362,031 4,350,502 -11,530 0.12% -$3.77K
US TREASURY N/B 13,968,700 4,468,700 -9,500,000 0.12% -$7.29M
US TREASURY N/B 12,100,000 4,100,000 -8,000,000 0.11% -$6.34M
FR WA3424 2,763,046 2,754,522 -8,524 0.09% -$12.01K
FN BS4593 3,028,263 3,012,511 -15,752 0.08% -$12.71K
FN BL8591 2,519,773 2,504,581 -15,192 0.07% -$13.04K
FR WA3506 2,367,533 2,360,019 -7,514 0.07% -$7.68K
FN BS3003 2,406,620 2,393,907 -12,714 0.06% -$12.72K
FN AN5005 1,929,905 1,918,375 -11,531 0.06% -$13.86K
FN AN1154 1,650,820 1,639,597 -11,223 0.05% -$24.54K
FN BL8889 1,849,632 1,839,466 -10,166 0.05% -$6.43K
FN BS0069 1,536,435 1,529,285 -7,150 0.04% -$7.53K
FN BL6327 1,345,877 1,338,581 -7,296 0.04% -$7.31K
FN BL9572 1,367,469 1,359,983 -7,486 0.04% -$6.96K
FN BS2133 1,181,703 1,177,445 -4,258 0.03% -$2.68K
US TREASURY N/B 49,900,000 900,000 -49,000,000 0.03% -$49.94M
FN BS3164 925,495 920,598 -4,897 0.02% -$4.88K
US ULTRA BOND CBT Sep25 252,406,378 205,193,955 -47,212,423 -0.04% -$5.38M
Security Shares Oct 2025 Shares Jan 2026 Δ shares End % Δ value
US TREASURY N/B 58,100,000 58,100,000 0 1.84% -$1.92M
US TREASURY N/B 49,000,000 49,000,000 0 1.66% -$1.67M
US TREASURY N/B 83,400,000 83,400,000 0 1.62% -$1.82M
US TREASURY N/B 46,500,000 46,500,000 0 1.56% -$977.23K
US TREASURY N/B 63,101,800 63,101,800 0 1.55% -$815.89K
US TREASURY N/B 52,075,000 52,075,000 0 1.48% -$1.53M
US TREASURY N/B 43,350,000 43,350,000 0 1.48% -$948.28K
US TREASURY N/B 69,000,000 69,000,000 0 1.47% -$1.60M
FEDERAL NATIONAL MORTGAGE ASSOCIATION ZCP 0.00000000 49,591,000 49,591,000 0 1.45% $302.36K
US TREASURY N/B 60,690,200 60,690,200 0 1.44% -$746.77K
US TREASURY N/B 44,900,000 44,900,000 0 1.40% -$1.43M
US TREASURY N/B 42,200,000 42,200,000 0 1.36% -$811.03K
US TREASURY N/B 47,100,000 47,100,000 0 1.34% -$1.38M
US TREASURY N/B 52,750,000 52,750,000 0 1.29% -$690.28K
US TREASURY N/B 41,131,800 41,131,800 0 1.22% -$681.25K
US TREASURY N/B 40,780,000 40,780,000 0 1.20% -$683.38K
US TREASURY N/B 33,300,000 33,300,000 0 1.08% -$707.62K
US TREASURY N/B 33,610,600 33,610,600 0 0.96% -$531.73K
US TREASURY N/B 31,300,000 31,300,000 0 0.95% -$597.88K
US TREASURY N/B 36,100,000 36,100,000 0 0.95% -$778.41K
US TREASURY N/B 35,332,700 35,332,700 0 0.92% -$777.04K
US TREASURY N/B 50,997,500 50,997,500 0 0.88% -$996.04K
US TREASURY N/B 30,700,000 30,700,000 0 0.82% -$690.75K
US TREASURY N/B 25,670,000 25,670,000 0 0.78% -$475.30K
US TREASURY N/B 31,600,000 31,600,000 0 0.71% -$692.48K
US TREASURY N/B 27,761,300 27,761,300 0 0.70% -$620.29K
US TREASURY N/B 29,800,000 29,800,000 0 0.66% -$628.59K
US TREASURY N/B 25,651,100 25,651,100 0 0.63% -$482.96K
FNMA PRIN STP 31,000,000 31,000,000 0 0.60% -$128.31K
RFC PRIN STRIP 19,800,000 19,800,000 0 0.60% $131.53K
US TREASURY N/B 10,000,000 10,000,000 0 0.35% -$157.81K
FR WN0179 10,000,000 10,000,000 0 0.34% -$101.80K
US TREASURY N/B 12,200,000 12,200,000 0 0.33% -$183.00K
US TREASURY N/B 11,323,500 11,323,500 0 0.30% -$242.39K
FREDDIE MAC 0% 11/15/2038 14,465,000 14,465,000 0 0.28% -$52.26K
FN BL2264 7,393,000 7,393,000 0 0.23% -$2.16K
US TREASURY N/B 7,950,000 7,950,000 0 0.23% -$122.67K
FHR 5175 CV 7,237,834 7,237,834 0 0.20% $17.38K
FN BL5565 6,429,000 6,429,000 0 0.19% $2.16K
US TREASURY N/B 5,914,100 5,914,100 0 0.16% -$94.49K
FN AN8089 3,315,000 3,315,000 0 0.10% $381
FN BS3483 3,340,000 3,340,000 0 0.08% $2.18K
FN BS3204 1,245,000 1,245,000 0 0.03% $1.73K

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