Jonathan McNeill - 19 Aug 2024 Form 4 Insider Report for Dyne Therapeutics, Inc. (DYN)

Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
4
Accepted by SEC
20 Aug 2024, 16:27:39 UTC
Prior SEC filing
11 Jun 2024
Next SEC filing
23 Jun 2025
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Richard Scalzo, Attorney-in-Fact

Key filing fact

Jonathan McNeill filed Form 4 for Dyne Therapeutics, Inc. (DYN) on 20 Aug 2024.

Key facts

  • This page summarizes Jonathan McNeill's Form 4 filing for Dyne Therapeutics, Inc. (DYN).
  • 2 reported transactions and 0 derivative rows are listed below.
  • Accepted by SEC: 20 Aug 2024, 16:27.

Change

  • Previous filing in this sequence was filed on 11 Jun 2024.
  • Current net transaction value: -$122,054.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

DYN transaction

Common Stock

Sale

Transaction value
$108,024
Shares
-2,400
Change %
-1.8%
Price
$45.01
Shares after
132,411
Date
19 Aug 2024
Ownership
Direct
Footnotes
F1, F2
DYN transaction

Common Stock

Sale

Transaction value
$14,030
Shares
-305
Change %
-0.23%
Price
$46.00
Shares after
132,106
Date
19 Aug 2024
Ownership
Direct
Footnotes
F1, F3, F4
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

Represents shares automatically sold by the Reporting Person to satisfy tax withholding obligations in connection with the vesting of restricted stock units granted to the Reporting Person on November 15, 2023. The automatic sale of the Reporting Person's shares is provided for in a restricted stock unit agreement constituting a "binding contract" consistent with the affirmative defense to liability under Rule 10b5-1 that was entered into on January 25, 2024 and the sale does not represent a discretionary trade by the Reporting Person.

Footnote 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 $44.51 to $45.48, 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 the footnotes of this Form 4.

Footnote 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 $45.53 to $46.45, inclusive.

Footnote F4

Includes 116,875 unvested RSUs.

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