Graham G. Walmsley bought Akero Therapeutics ($AKRO) shares on the open market three times in the last year, totaling about $8.8 million, with his most recent purchase on March 27, 2025. His purchases rank 124th among roughly 5,000 insiders, well above the average of $1.5 million across 3.3 transactions. He made no open market sales in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | D | Common Stock | 93000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.11% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | D | Stock Option (Right to Buy) | 15000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.02% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | D | Common Stock | 9398 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 0.01% |
| Dec. 9, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | D | Common Stock | 1200000 | $0.00 | 0.0000 | 82,316,179 | 100.00% | 1.46% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Common Stock | 23832 | $19.97 | 1,293,000.0000 | 79,620,128 | 1.88% | 0.03% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Stock Option (Right to Buy) | 23832 | $0.00 | 0.0000 | 79,620,128 | 100.00% | 0.03% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Stock Option (Right to Buy) | 26000 | $0.00 | 0.0000 | 79,620,128 | 100.00% | 0.03% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Stock Option (Right to Buy) | 13000 | $0.00 | 0.0000 | 79,620,128 | 100.00% | 0.02% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Stock Option (Right to Buy) | 13000 | $0.00 | 0.0000 | 79,620,128 | 100.00% | 0.02% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Stock Option (Right to Buy) | 15000 | $0.00 | 0.0000 | 79,620,128 | 100.00% | 0.02% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Common Stock | 26000 | $23.02 | 1,228,168.0000 | 79,620,128 | 2.16% | 0.03% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Common Stock | 15000 | $8.13 | 1,243,168.0000 | 79,620,128 | 1.22% | 0.02% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Common Stock | 13000 | $26.32 | 1,256,168.0000 | 79,620,128 | 1.05% | 0.02% |
| Oct. 8, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | M | Common Stock | 13000 | $25.20 | 1,269,168.0000 | 79,620,128 | 1.03% | 0.02% |
| June 11, 2025 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Not found | A | Stock Option (right to buy) | 24150 | $0.00 | 24,150.0000 | 58,743,522 | 9999.99% | 0.04% |
| June 3, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | A | Common Stock | 9398 | $0.00 | 1,211,566.0000 | 79,620,128 | 0.78% | 0.01% |
| March 25, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | P | Common Stock | 91309 | $44.75 | 1,093,477.0000 | 79,620,128 | 9.11% | 0.11% |
| March 27, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | P | Common Stock | 50000 | $43.55 | 1,202,168.0000 | 79,620,128 | 4.34% | 0.06% |
| March 26, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | P | Common Stock | 58691 | $43.01 | 1,152,168.0000 | 79,620,128 | 5.37% | 0.07% |
| Jan. 30, 2025 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | P | Common Stock | 200000 | $48.00 | 1,002,168.0000 | 0 | 24.93% | 0.00% |
| Dec. 13, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 700761 | $6.75 | 708,114.0000 | 57,262,803 | 49.74% | 1.22% |
| Dec. 13, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 700761 | $6.75 | 1,408,875.0000 | 57,262,803 | 98.96% | 1.22% |
| Dec. 17, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 700761 | $6.75 | 0.0000 | 57,262,803 | 100.00% | 1.22% |
| Dec. 17, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 700761 | $6.75 | 1,408,875.0000 | 57,262,803 | 33.22% | 1.22% |
| June 4, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 475000 | $14.85 | 708,114.0000 | 45,247,098 | 40.15% | 1.05% |
| June 4, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 700000 | $14.85 | 700,761.0000 | 45,247,098 | 49.97% | 1.55% |
| June 14, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Not found | A | Stock Option (right to buy) | 23000 | $0.00 | 23,000.0000 | 45,247,098 | 9999.99% | 0.05% |
| June 8, 2024 | Akero Therapeutics, Inc. | $AKRO | Graham G. Walmsley | Not found | A | Stock Option (Right to Buy) | 26000 | $0.00 | 26,000.0000 | 0 | 9999.99% | 0.00% |
| June 4, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 475000 | $14.85 | 708,114.0000 | 45,247,098 | 40.15% | 1.05% |
| June 4, 2024 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | S | Common Stock | 700000 | $14.85 | 700,761.0000 | 45,247,098 | 49.97% | 1.55% |
| Dec. 5, 2023 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 31870 | $14.73 | 4,283,875.0000 | 0 | 0.75% | 0.00% |
| Sept. 12, 2023 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 508130 | $9.84 | 4,252,005.0000 | 0 | 13.57% | 0.00% |
| Dec. 5, 2023 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 50000 | $13.09 | 4,383,875.0000 | 0 | 1.15% | 0.00% |
| Dec. 5, 2023 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Director | P | Common Stock | 50000 | $14.95 | 4,333,875.0000 | 0 | 1.17% | 0.00% |
| June 16, 2023 | Olema Pharmaceuticals, Inc. | $OLMA | Graham G. Walmsley | Not found | A | Stock Option (right to buy) | 21520 | $0.00 | 21,520.0000 | 0 | 9999.99% | 0.00% |