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| Fantastic Four #31 | ||
| Marvel Comics, 10/64 | ||
| Stan Lee story | 1st appearance of Doctor Franklin Storm. | |
| Jack Kirby and Chic Stone cover and art | Mole Man and Avengers (Wasp, Giant-Man, | |
| Thor, Iron Man and Captain America) app. | ||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 BOOK | Universal | 582 | 6.41 | 0 0.00% | 0 0.00% | 2 0.3% | 4 1.0% | 14 3.4% | 28 8.2% | 26 12.7% | 50 21.3% | 54 30.6% | 61 41.1% | 41 48.1% | 38 55% | 52 64% | 40 70% | 46 78% | 32 84% | 33 90% | 15 92% | 18 95% | 12 97% | 8 99% | 5 99% | 2 100% | 0 100% | 1 100% |
| 1 BOOK | Restored | 46 | 6.95 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 3 6.5% | 4 15.2% | 4 23.9% | 6 37.0% | 9 57% | 2 61% | 5 72% | 2 76% | 2 80% | 3 87% | 3 93% | 2 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 1 100% |
| 1 BOOK | Signature | 13 | 5.73 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 7.7% | 0 7.7% | 1 15.4% | 2 30.8% | 0 30.8% | 3 54% | 0 54% | 1 62% | 1 69% | 1 77% | 1 85% | 0 85% | 1 92% | 0 92% | 0 92% | 0 92% | 0 92% | 1 100% | 0 100% |
| 1 BOOK | Qualified | 1 | 3.50 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Fantastic Four #31 (1964, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 2 9.8 | 1% 4 9.6 | 2% 14 9.4 | 5% 28 9.2 | 4% 26 9.0 | 9% 50 8.5 | 9% 54 8.0 | 10% 61 7.5 | 7% 41 7.0 | 7% 38 6.5 | 9% 52 6.0 | 7% 40 5.5 | 8% 46 5.0 | 5% 32 4.5 | 6% 33 4.0 | 3% 15 3.5 | 3% 18 3.0 | 2% 12 2.5 | 1% 8 2.0 | 1% 5 1.8 | 0% 2 1.5 | 0% 0 1.0 | 0% 1 0.5 |
| cgcdata.com, last updated February 24, 2026 | ||||||||||||||||||||||||