VISTX Holdings — Vanguard Institutional Short-Term Bond Fund
Data updated: 2026-08-28
VISTX holds 1,013 securities. The top 10 make up 10.9% of net assets, led by Treasury Bill (1.82%) and US Treasury N/b (1.40%). Mortgage / Securitized (49.6%) and Corporate Bonds (31.1%) are the largest sectors, and 87.0% of the portfolio is in United States. Debt holdings: 319 positions, 49.5% of assets.
Holdings cover 99.36% of net asset value (99.15% of total assets; remainder is cash and receivables). As of June 30, 2026 · N-PORT.
VISTX Portfolio Holdings
1,013 holdings of Vanguard Institutional Short-Term Bond Fund by percentage of net assets, from the fund's SEC N-PORT filing as of June 30, 2026. The 100 largest are listed below; the interactive table on this page lists all 1,013.
| Holding | Ticker | Sector | % of net assets | Value (USD) |
|---|---|---|---|---|
| Treasury Bill | — | Government Bonds | 1.82% | $122.60M |
| US Treasury N/b | — | Government Bonds | 1.40% | $94.30M |
| US Treasury N/b | — | Government Bonds | 1.19% | $79.93M |
| US Treasury N/b | — | Government Bonds | 1.14% | $76.92M |
| US Treasury N/b | — | Government Bonds | 1.01% | $67.84M |
| US Treasury N/b | — | Government Bonds | 0.95% | $63.97M |
| US Treasury N/b | — | Government Bonds | 0.94% | $63.50M |
| US Treasury N/b | — | Government Bonds | 0.92% | $62.13M |
| US Treasury N/b | — | Government Bonds | 0.82% | $55.41M |
| US Treasury N/b | — | Government Bonds | 0.77% | $51.61M |
| Fordr 2025-1 A | — | Mortgage / Securitized | 0.73% | $49.37M |
| US Treasury N/b | — | Government Bonds | 0.68% | $45.65M |
| US Treasury N/b | — | Government Bonds | 0.67% | $45.42M |
| US Treasury N/b | — | Government Bonds | 0.61% | $41.19M |
| Fn Bs1548 | — | Mortgage / Securitized | 0.60% | $40.77M |
| Mars, Inc. | — | Corporate Bonds | 0.57% | $38.42M |
| Fordf 2025-1 A1 | — | Mortgage / Securitized | 0.55% | $37.28M |
| Valet 2024-1 A3 | — | Mortgage / Securitized | 0.55% | $36.81M |
| Fn Bm6920 | — | Mortgage / Securitized | 0.54% | $36.11M |
| NVIDIA Corp. | — | Corporate Bonds | 0.53% | $35.66M |
| Fordr 2024-1 A | — | Mortgage / Securitized | 0.53% | $35.43M |
| Kuwait Intl Bond | — | Government Bonds | 0.51% | $34.48M |
| Fordr 2026-1 A | — | Mortgage / Securitized | 0.51% | $34.21M |
| US Treasury N/b | — | Government Bonds | 0.51% | $34.11M |
| Talnt 2025-1a A | — | Mortgage / Securitized | 0.50% | $33.87M |
| US Treasury N/b | — | Government Bonds | 0.50% | $33.66M |
| American Express | — | Corporate Bonds | 0.50% | $33.60M |
| Ubs AG Stamford | — | Corporate Bonds | 0.49% | $32.90M |
| Synit 2024-A2 A | — | Mortgage / Securitized | 0.48% | $32.43M |
| Vzmt 2025-2 A | — | Mortgage / Securitized | 0.47% | $31.95M |
| Talnt 2026-1a A | — | Mortgage / Securitized | 0.47% | $31.42M |
| Fnmnt 2026-1 A | — | Mortgage / Securitized | 0.46% | $31.15M |
| NVIDIA Corp. | — | Corporate Bonds | 0.45% | $30.55M |
| US Treasury N/b | — | Government Bonds | 0.45% | $30.30M |
| Korea Natl Oil | — | Government Bonds | 0.44% | $29.93M |
| US Bancorp | — | Corporate Bonds | 0.44% | $29.67M |
| US Treasury N/b | — | Government Bonds | 0.44% | $29.66M |
| Morgan Stanley | — | Corporate Bonds | 0.44% | $29.59M |
| Ksa Sukuk Ltd. | — | Government Bonds | 0.44% | $29.50M |
| Gfort 2024-4a A1 | — | Mortgage / Securitized | 0.42% | $28.37M |
| US Treasury N/b | — | Government Bonds | 0.40% | $26.81M |
| Omfit 2025-1a A | — | Mortgage / Securitized | 0.40% | $26.80M |
| Vanguard Market Liquidity Fund | — | Funds & ETFs | 0.37% | $25.19M |
| Bank of Montreal | — | Corporate Bonds | 0.37% | $25.16M |
| Royal Bk Canada | — | Corporate Bonds | 0.37% | $25.06M |
| Citigroup, Inc. | — | Corporate Bonds | 0.37% | $25.01M |
| Vzmt 2024-2 A | — | Mortgage / Securitized | 0.36% | $24.50M |
| Synit 2025-A3 A | — | Mortgage / Securitized | 0.35% | $23.74M |
| Ubs Group | — | Corporate Bonds | 0.35% | $23.41M |
| Drive 2025-2 B | — | Mortgage / Securitized | 0.34% | $22.98M |
| Pnc Financial | — | Corporate Bonds | 0.34% | $22.90M |
| Fn An7661 | — | Mortgage / Securitized | 0.34% | $22.81M |
| Synit 2025-A2 A | — | Mortgage / Securitized | 0.33% | $22.30M |
| Vwmt 2026-1a A | — | Mortgage / Securitized | 0.32% | $21.84M |
| JPMorgan Chase | — | Corporate Bonds | 0.32% | $21.77M |
| JPMorgan Chase | — | Corporate Bonds | 0.32% | $21.61M |
| Abbott Labs | — | Corporate Bonds | 0.31% | $21.10M |
| Banq Fed Crd Mut | — | Corporate Bonds | 0.31% | $20.97M |
| Pfsfc 2024-B A | — | Mortgage / Securitized | 0.31% | $20.83M |
| JPMorgan Chase | — | Corporate Bonds | 0.30% | $20.40M |
| JPMorgan Chase | — | Corporate Bonds | 0.30% | $20.22M |
| Wells Fargo Co. | — | Corporate Bonds | 0.30% | $20.21M |
| Bank of Ny Mello | — | Corporate Bonds | 0.30% | $20.09M |
| Morgan Stanley B | — | Corporate Bonds | 0.30% | $19.93M |
| Morgan Stanley | — | Corporate Bonds | 0.30% | $19.91M |
| Goldman Sachs Gp | — | Corporate Bonds | 0.29% | $19.89M |
| American Express | — | Corporate Bonds | 0.29% | $19.88M |
| Royal Bk Canada | — | Corporate Bonds | 0.29% | $19.85M |
| Taot 2026-A A4 | — | Mortgage / Securitized | 0.29% | $19.70M |
| Nfmot 2026-1a A2 | — | Mortgage / Securitized | 0.29% | $19.62M |
| Wells Fargo Co. | — | Corporate Bonds | 0.29% | $19.60M |
| Afrmt 2025-3a A | — | Mortgage / Securitized | 0.29% | $19.46M |
| Fna 2019-M5 A2 | — | Mortgage / Securitized | 0.29% | $19.23M |
| Gfort 2026-1a A1 | — | Mortgage / Securitized | 0.29% | $19.22M |
| Fn An5831 | — | Mortgage / Securitized | 0.28% | $18.88M |
| Fn Bl9595 | — | Mortgage / Securitized | 0.26% | $17.77M |
| Capst 2026-1 A | — | Mortgage / Securitized | 0.26% | $17.73M |
| Goldman Sachs Gp | — | Corporate Bonds | 0.26% | $17.71M |
| Gmrev 2023-2 A | — | Mortgage / Securitized | 0.26% | $17.69M |
| Gfort 2024-1a A1 | — | Mortgage / Securitized | 0.26% | $17.52M |
| Taot 2023-B A4 | — | Mortgage / Securitized | 0.26% | $17.38M |
| Fn An1371 | — | Mortgage / Securitized | 0.26% | $17.24M |
| JPMorgan Chase | — | Corporate Bonds | 0.25% | $17.05M |
| Danske Bank A/s | — | Corporate Bonds | 0.25% | $16.66M |
| Afrmt 2026-1a A | — | Mortgage / Securitized | 0.24% | $16.38M |
| Narot 2026-A A4 | — | Mortgage / Securitized | 0.24% | $15.92M |
| Gmrev 2023-1 A | — | Mortgage / Securitized | 0.24% | $15.87M |
| American Express | — | Corporate Bonds | 0.24% | $15.86M |
| Carmx 2025-1 A3 | — | Mortgage / Securitized | 0.23% | $15.75M |
| Nfmot 2025-2a A2 | — | Mortgage / Securitized | 0.23% | $15.62M |
| Natl Bank Canada | — | Corporate Bonds | 0.23% | $15.53M |
| Nfmot 2025-1a A | — | Mortgage / Securitized | 0.23% | $15.49M |
| Can Imperial Bk | — | Corporate Bonds | 0.23% | $15.26M |
| Chile | — | Government Bonds | 0.23% | $15.22M |
| Bank of Montreal | — | Corporate Bonds | 0.23% | $15.20M |
| Autozone, Inc. | — | Corporate Bonds | 0.22% | $14.99M |
| Harot 2024-2 A4 | — | Mortgage / Securitized | 0.22% | $14.98M |
| United Tech Corp. | — | Corporate Bonds | 0.22% | $14.88M |
| Fiaot 2026-1a A3 | — | Mortgage / Securitized | 0.22% | $14.87M |
| Hsbc Holdings | — | Corporate Bonds | 0.22% | $14.85M |
VISTX Sector Allocation
Vanguard Institutional Short-Term Bond Fund holdings grouped by sector, by share of the portfolio's market value.
| Sector | Weight | Holdings |
|---|---|---|
| Mortgage / Securitized | 49.6% | 683 |
| Corporate Bonds | 31.1% | 278 |
| Government Bonds | 18.0% | 33 |
| Funds & ETFs | 0.4% | 1 |
| Unknown | 0.9% | 18 |
VISTX Country Allocation
Where Vanguard Institutional Short-Term Bond Fund's holdings are domiciled, by percentage of net assets (largest 15).
| Country | % of net assets |
|---|---|
| United States | 87.0% |
| Canada | 3.1% |
| Cayman Islands | 1.4% |
| Switzerland | 1.2% |
| United Kingdom | 1.0% |
| South Korea | 0.8% |
| France | 0.6% |
| Kuwait | 0.5% |
| Chile | 0.4% |
| Denmark | 0.4% |
| Ireland | 0.4% |
| Israel | 0.4% |
| Japan | 0.3% |
| Jersey | 0.3% |
| Luxembourg | 0.2% |
VISTX Portfolio Allocation
Asset-class allocation of Vanguard Institutional Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 49.6% |
| Securitized | 49.4% |
| Cash & Equivalents | 0.4% |
VISTX Debt Constituents
Largest debt holdings of Vanguard Institutional Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Bill | 1.82% |
| United States Treasury Note/Bond | 1.40% |
| United States Treasury Note/Bond | 1.19% |
| United States Treasury Note/Bond | 1.14% |
| United States Treasury Note/Bond | 1.01% |
| United States Treasury Note/Bond | 0.95% |
| United States Treasury Note/Bond | 0.94% |
| United States Treasury Note/Bond | 0.92% |
| United States Treasury Note/Bond | 0.82% |
| United States Treasury Note/Bond | 0.77% |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.