As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

 8/17/06  Vanguard Valley Forge Funds       497         8/17/06    1:7K                                     Vanguard Horizon Funds   
          → Vanguard Balanced Index Fund
          Vanguard Bond Index Funds
          → Vanguard Intermediate-Term Bond Index Fund
          → Vanguard Short-Term Bond Index Fund
          → Vanguard Total Bond Market Index Fund
          Vanguard Index Funds
          → Vanguard 500 Index Fund
          → Vanguard Extended Market Index Fund
          → Vanguard Growth Index Fund
          → Vanguard Large-Cap Index Fund
          → Vanguard Mid-Cap Growth Index Fund
          → ⇒ Signal Shares
          → Vanguard Mid-Cap Index Fund
          → Vanguard Mid-Cap Value Index Fund
          → Vanguard Small-Cap Growth Index Fund
          → Vanguard Small-Cap Index Fund
          → Vanguard Small-Cap Value Index Fund
          → Vanguard Total Stock Market Index Fund
          → Vanguard Value Index Fund
 7/28/06  Vanguard Index Funds              485APOS                3:1.8M                                   Vanguard Horizon Funds   
          → Vanguard 500 Index Fund
          → Vanguard Extended Market Index Fund
          → Vanguard Growth Index Fund
          → Vanguard Large-Cap Index Fund
          → Vanguard Mid-Cap Growth Index Fund
          → ⇒ ETF Shares ← VOT
          → ⇒ Investor Shares ← VMGIX
          → ⇒ Signal Shares
          → Vanguard Mid-Cap Index Fund
          → Vanguard Mid-Cap Value Index Fund
          → Vanguard Small-Cap Growth Index Fund
          → Vanguard Small-Cap Index Fund
          → Vanguard Small-Cap Value Index Fund
          → Vanguard Total Stock Market Index Fund
          → Vanguard Value Index Fund
  6/2/06  Vanguard Index Funds              485APOS                2:1.3M                                   Vanguard Horizon Funds   
          → Vanguard 500 Index Fund
          → ⇒ Signal Shares ← VIFSX 
          → Vanguard Extended Market Index Fund
          → ⇒ Signal Shares ← VEMSX 
          → Vanguard Growth Index Fund
          → ⇒ Signal Shares ← VIGSX 
          → Vanguard Large-Cap Index Fund
          → ⇒ Signal Shares ← VLCSX 
          → Vanguard Mid-Cap Growth Index Fund
          → ⇒ ETF Shares ← VOT
          → ⇒ Investor Shares ← VMGIX
          → ⇒ Signal Shares 
          → Vanguard Mid-Cap Index Fund
          → ⇒ Signal Shares ← VMISX 
          → Vanguard Mid-Cap Value Index Fund
          → ⇒ Signal Shares 
          → Vanguard Small-Cap Growth Index Fund
          → ⇒ Signal Shares 
          → Vanguard Small-Cap Index Fund
          → ⇒ Signal Shares ← VSISX 
          → Vanguard Small-Cap Value Index Fund
          → ⇒ Signal Shares 
          → Vanguard Total Stock Market Index Fund
          → ⇒ Signal Shares ← VTSSX 
          → Vanguard Value Index Fund
          → ⇒ Signal Shares ← VVISX 

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¹	Filing/Form Types:  -K
	485APOS	Post-Effective Amendment of a Form N-1 or N-1A Registration.
	497	Definitive Material.
→	Fund / Series:  Fund or Series of this Filer with a Class or Contract that this Filing pertains to.
⇒	Class / Contract:  Class or Contract of this Fund or Series that this Filing pertains to.