Using Stock Market Prices from a combination of three excellent sources ..... GRT Historical Stock Price.com, Big Charts.com and Google Finance ..... below here are the 17 Iowa Headquartered Companies with Stock Market Caps of at least $100 mil and which have had their common stocks trading from December 31, 2007 through the most recent date November 8, 2016, along with the related Stock Market Price Percentage Changes.
The below Average Stock Market Price Changes weigh each Company equally.
| Market | Market | Market | ||||||
| Price | Price | Price | ||||||
| % | % | % | ||||||
| Change | Change | Change | ||||||
| Market | Market | Market | 3-6-09 | 12-31-07 | 12-31-07 | |||
| Price | Price | Price | to | to | to | |||
| Iowa Company | HQs | 11-8-16 | 3-6-09 | 12-31-07 | 11-8-16 | 3-6-09 | 11-8-16 | |
| $ | $ | $ | $ | $ | $ | |||
| FBL Financial Group | West Des Moines | IA | 68.00 | 2.55 | 34.53 | 2567% | -93% | 97% |
| Lee Enterprises | Davenport | IA | 2.60 | 0.29 | 14.65 | 797% | -98% | -82% |
| Principal Financial Group | Des Moines | IA | 54.49 | 6.08 | 68.84 | 796% | -91% | -21% |
| Winnebago Industries | Forest City | IA | 27.70 | 3.23 | 21.02 | 758% | -85% | 32% |
| Flexsteel | Dubuque | IA | 42.88 | 5.17 | 12.00 | 729% | -57% | 257% |
| Casey's General Stores | Ankeny | IA | 116.20 | 18.81 | 29.61 | 518% | -36% | 292% |
| American Equity Investment Life | West Des Moines | IA | 16.77 | 3.19 | 8.29 | 426% | -62% | 102% |
| HNI Corp | Muscatine | IA | 41.61 | 8.16 | 35.06 | 410% | -77% | 19% |
| Heartland Financial USA | Dubuque | IA | 36.80 | 8.84 | 18.57 | 316% | -52% | 98% |
| MidWest One Financial Group | Iowa City | IA | 28.92 | 7.00 | 16.99 | 313% | -59% | 70% |
| Meredith Corp | Des Moines | IA | 45.80 | 11.28 | 54.98 | 306% | -79% | -17% |
| West Bancorporation | West Des Moines | IA | 19.35 | 5.64 | 13.04 | 243% | -57% | 48% |
| Rockwell Collins | Cedar Rapids | IA | 83.05 | 28.35 | 71.97 | 193% | -61% | 15% |
| United Fire Group | Cedar Rapids | IA | 39.08 | 17.54 | 29.09 | 123% | -40% | 34% |
| EMC Insurance Group | Des Moines | IA | 25.07 | 12.69 | 15.78 | 98% | -20% | 59% |
| Ames National Corp | Ames | IA | 26.90 | 15.71 | 19.50 | 71% | -19% | 38% |
| Heartland Express | North Liberty | IA | 19.54 | 12.19 | 14.18 | 60% | -14% | 38% |
| Average % Change all 17 | 513% | -59% | 64% |
