InsiderTrades

Form 4 for DYN Dyne Therapeutics, Inc.

Accepted 2023-06-12 00:00:00 ET · period of report 2023-06-08 · accession 0001209191-23-036544 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2023-06-12 2023-06-08 DYN Brumm Joshua T See Remarks, Dir G - Gift $0.00 -21.8K 302.5K -7% $0
DM 2023-06-12 2023-06-08+ DYN Brumm Joshua T See Remarks, Dir M - OptEx $1.03 +278.0K 441.1K +170% +$286.4K
DM 2023-06-12 2023-06-08+ DYN Brumm Joshua T See Remarks, Dir S - Sale+OE $12.90 -325.3K 269.8K -55% -$4.20M
DM 2023-06-12 2023-06-08+ DYN Brumm Joshua T See Remarks, Dir M - OptEx $0.00 -278.0K 69.7K -80% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-06-08 G D 1,800 $0.00 300,683 D — —
2 Common Common Stock 2023-06-08 M A 30,088 $1.03 330,771 D — —
3 Common Common Stock 2023-06-08 S D 46,811 $13.15 283,960 D — — (F2) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $13.10 to $13.23, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer 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 ranges set forth in footnotes (1) and (2) of this Form 4.
4 Common Common Stock 2023-06-12 S D 187,748 $12.61 253,383 D — — (F5) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $12.18 to $13.14, inclusive.
5 Common Common Stock 2023-06-09 M A 76,582 $1.03 346,353 D — —
6 Common Common Stock 2023-06-09 S D 76,582 $13.34 269,771 D — — (F4) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $13.00 to $13.64, inclusive.
7 Common Common Stock 2023-06-12 M A 171,360 $1.03 441,131 D — —
8 Common Common Stock 2023-06-08 G D 20,000 $0.00 302,483 D — —
9 Common Common Stock 2023-06-08 S D 14,189 $13.47 269,771 D — — (F3) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within the range of $13.24 to $14.22, inclusive.
10 Derivative Stock Option (right to buy) 2023-06-08 M D 30,088 $0.00 317,661 D $1.03 · — to 2030-01-05 30,088 Common Stock (F6) The option was granted on January 6, 2020. The shares underlying the option vest over four years, with 25% of the shares vesting on October 12, 2020 and the remaining shares vesting in equal quarterly installments thereafter.
11 Derivative Stock Option (right to buy) 2023-06-09 M D 76,582 $0.00 241,079 D $1.03 · — to 2030-01-05 76,582 Common Stock (F6) The option was granted on January 6, 2020. The shares underlying the option vest over four years, with 25% of the shares vesting on October 12, 2020 and the remaining shares vesting in equal quarterly installments thereafter.
12 Derivative Stock Option (right to buy) 2023-06-12 M D 171,360 $0.00 69,719 D $1.03 · — to 2023-01-05 171,360 Common Stock (F6) The option was granted on January 6, 2020. The shares underlying the option vest over four years, with 25% of the shares vesting on October 12, 2020 and the remaining shares vesting in equal quarterly installments thereafter.