Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007656 | Global Emerging Markets Account (formerly, International Emerging Markets Account) | ||
| Class/Contract C000020904 | Global Emerging Markets Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007660 | LargeCap S&P 500 Index Account | ||
| Class/Contract C000020908 | LargeCap S&P 500 Index Account Class 1 | ||
| Class/Contract C000155998 | LargeCap S&P 500 Index Account Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007662 | MidCap Account | ||
| Class/Contract C000020910 | MidCap Account Class 1 | ||
| Class/Contract C000079602 | MidCap Account Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007667 | Principal LifeTime 2010 Account | ||
| Class/Contract C000020915 | Principal LifeTime 2010 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007668 | Principal LifeTime 2020 Account | ||
| Class/Contract C000020916 | Principal LifeTime 2020 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007669 | Principal LifeTime 2030 Account | ||
| Class/Contract C000020917 | Principal LifeTime 2030 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007670 | Principal LifeTime 2040 Account | ||
| Class/Contract C000020918 | Principal LifeTime 2040 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007671 | Principal LifeTime 2050 Account | ||
| Class/Contract C000020919 | Principal LifeTime 2050 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007672 | Principal LifeTime Strategic Income Account | ||
| Class/Contract C000020920 | Principal LifeTime Strategic Income Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007673 | Real Estate Securities Account | ||
| Class/Contract C000020921 | Real Estate Securities Account Class 1 | ||
| Class/Contract C000038552 | Real Estate Securities Account Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007675 | SmallCap Account | ||
| Class/Contract C000020923 | SmallCap Account Class 1 | ||
| Class/Contract C000152597 | SmallCap Account Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007677 | Core Plus Bond Account | ||
| Class/Contract C000020925 | Core Plus Bond Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007681 | Diversified International Account | ||
| Class/Contract C000020929 | Diversified International Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000007682 | LargeCap Growth Account I | ||
| Class/Contract C000020930 | LargeCap Growth Account I Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014083 | Equity Income Account | ||
| Class/Contract C000038528 | Equity Income Account Class 1 | ||
| Class/Contract C000038529 | Equity Income Account Class 2 | ||
| Class/Contract C000223413 | Equity Income Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014084 | Strategic Asset Management Strategic Growth Portfolio | ||
| Class/Contract C000038530 | Strategic Asset Management Strategic Growth Portfolio Class 1 | ||
| Class/Contract C000038531 | Strategic Asset Management Strategic Growth Portfolio Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014085 | Principal Capital Appreciation Account | ||
| Class/Contract C000038532 | Principal Capital Appreciation Account Class 1 | ||
| Class/Contract C000038533 | Principal Capital Appreciation Account Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014088 | Government & High Quality Bond Account f/k/a Mortgage Securities Account | ||
| Class/Contract C000038539 | Government & High Quality Bond Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014089 | Short-Term Income Account | ||
| Class/Contract C000038541 | Short-Term Income Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014090 | Strategic Asset Management Balanced Portfolio | ||
| Class/Contract C000038542 | Strategic Asset Management Balanced Portfolio Class 2 | ||
| Class/Contract C000038543 | Strategic Asset Management Balanced Portfolio Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014091 | Strategic Asset Management Conservative Balanced Portfolio | ||
| Class/Contract C000038544 | Strategic Asset Management Conservative Balanced Portfolio Class 2 | ||
| Class/Contract C000038545 | Strategic Asset Management Conservative Balanced Portfolio Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014092 | Strategic Asset Management Conservative Growth Portfolio | ||
| Class/Contract C000038546 | Strategic Asset Management Conservative Growth Portfolio Class 1 | ||
| Class/Contract C000038547 | Strategic Asset Management Conservative Growth Portfolio Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000014093 | Strategic Asset Management Flexible Income Portfolio | ||
| Class/Contract C000038548 | Strategic Asset Management Flexible Income Portfolio Class 1 | ||
| Class/Contract C000038549 | Strategic Asset Management Flexible Income Portfolio Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000027170 | Diversified Balanced Account | ||
| Class/Contract C000081996 | Diversified Balanced Account Class 2 | ||
| Class/Contract C000186093 | Diversified Balanced Account Class 1 | ||
| Class/Contract C000223414 | Diversified Balanced Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000027171 | Diversified Growth Account | ||
| Class/Contract C000081997 | Diversified Growth Account Class 2 | ||
| Class/Contract C000223415 | Diversified Growth Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000036925 | Bond Market Index Account | ||
| Class/Contract C000112990 | Bond Market Index Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000036926 | Diversified Income Account | ||
| Class/Contract C000112991 | Diversified Income Account Class 2 | ||
| Class/Contract C000223416 | Diversified Income Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000040678 | Principal LifeTime 2060 Account | ||
| Class/Contract C000126088 | Principal LifeTime 2060 Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000042784 | LargeCap S&P 500 Managed Volatility Index Account | ||
| Class/Contract C000132327 | LargeCap S&P 500 Managed Volatility Index Account Class 1 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000042785 | Diversified Balanced Managed Volatility Account | ||
| Class/Contract C000132328 | Diversified Balanced Managed Volatility Account Class 2 | ||
| Class/Contract C000223417 | Diversified Balanced Managed Volatility Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000042786 | Diversified Growth Managed Volatility Account | ||
| Class/Contract C000132329 | Diversified Growth Managed Volatility Account Class 2 | ||
| Class/Contract C000223418 | Diversified Growth Managed Volatility Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000056528 | Diversified Balanced Volatility Control Account | ||
| Class/Contract C000178859 | Diversified Balanced Volatility Control Account Class 2 | ||
| Class/Contract C000223419 | Diversified Balanced Volatility Control Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000056529 | Diversified Growth Volatility Control Account | ||
| Class/Contract C000178860 | Diversified Growth Volatility Control Account Class 2 | ||
| Class/Contract C000223420 | Diversified Growth Volatility Control Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000070249 | Blue Chip Account | ||
| Class/Contract C000223412 | Blue Chip Account Class 3 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000076127 | U.S. LargeCap Buffer July Account | ||
| Class/Contract C000235586 | Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000077914 | U.S. LargeCap Buffer October Account | ||
| Class/Contract C000238594 | Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000077915 | U.S. LargeCap Buffer April Account | ||
| Class/Contract C000238595 | Class 2 | ||
| Status | Name | Ticker Symbol | |
| CIK 0000012601 | |||
| Series S000077916 | U.S. LargeCap Buffer January Account | ||
| Class/Contract C000238596 | Class 2 | ||
IRS No.: 000000000 | Fiscal Year End: 1231
Type: N-CEN | Act: 40 | File No.: 811-01944 | Film No.: 24733175