| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BEAM | Common Stock | Options Exercise | $615,600 | +45,000 | +181% | $13.68 | 69,809 | 28 Jun 2021 | Direct | F1 |
| transaction | BEAM | Common Stock | Sale | $114,246 | -1,100 | -1.6% | $103.86 | 68,709 | 28 Jun 2021 | Direct | F2, F3 |
| transaction | BEAM | Common Stock | Sale | $196,704 | -1,880 | -2.7% | $104.63 | 66,829 | 28 Jun 2021 | Direct | F2, F4 |
| transaction | BEAM | Common Stock | Sale | $549,875 | -5,220 | -7.8% | $105.34 | 61,609 | 28 Jun 2021 | Direct | F2, F5 |
| transaction | BEAM | Common Stock | Sale | $945,300 | -8,907 | -14% | $106.13 | 52,702 | 28 Jun 2021 | Direct | F2, F6 |
| transaction | BEAM | Common Stock | Sale | $352,688 | -3,290 | -6.2% | $107.20 | 49,412 | 28 Jun 2021 | Direct | F2, F7 |
| transaction | BEAM | Common Stock | Sale | $520,885 | -4,803 | -9.7% | $108.45 | 44,609 | 28 Jun 2021 | Direct | F2, F8 |
| transaction | BEAM | Common Stock | Sale | $2,166,318 | -19,800 | -44% | $109.41 | 24,809 | 28 Jun 2021 | Direct | F2, F9 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | BEAM | Stock Option (Right to Buy) | Options Exercise | $0 | -45,000 | -13% | $0.000000 | 312,941 | 28 Jun 2021 | Common Stock | 45,000 | $13.68 | Direct | F1, F10 |
| Id | Content |
|---|---|
| F1 | The stock option exercise reported in this Form 4 was effected pursuant to a 10b5-1 trading plan. |
| F2 | The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan. Each sale price reported is a weighted average price. The Reporting Person undertakes to provide to Beam Therapeutics Inc. ("BEAM"), any security holder of BEAM or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| F3 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $103.74 to $103.97, inclusive. |
| F4 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.58 to $104.96, inclusive. |
| F5 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.00 to $105.95, inclusive. |
| F6 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $106.00 to $106.89, inclusive. |
| F7 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $107.00 to $107.90, inclusive. |
| F8 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $108.00 to $108.99, inclusive. |
| F9 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $109.00 to $109.98, inclusive. |
| F10 | The option vests as to 25% on the first anniversary of the of the vesting commencement date, August 20, 2019, and at a rate of 2.78% each month thereafter until the option is fully vested. |