Quarterly report pursuant to Section 13 or 15(d)

Contractual Maturities

v3.21.4
Contractual Maturities
Oct. 31, 2021
USD ($)
Contractual Maturities Period 1 [Member]  
Money market funds $ 1,599,160
Asset-backed securities
Corporate bonds 14,575,236
Total 16,174,396
Contractual Maturities Period 2 [Member]  
Money market funds
Asset-backed securities 3,434,956
Corporate bonds 27,911,550
Total 31,346,506
Contractual Maturities Period 3 [Member]  
Money market funds
Asset-backed securities
Corporate bonds 601,755
Total 601,755
Contractual Maturities Total [Member]  
Money market funds 1,599,160
Asset-backed securities 3,434,956
Corporate bonds 43,088,541
Total $ 48,122,657