Atlas Venture Fund XI, L.P. - Feb 15, 2024 Form 4 Insider Report for Dyne Therapeutics, Inc. (DYN)

Role
10%+ Owner
Signature
/s/ Atlas Venture Fund XI, LP, By: Atlas Venture Associates XI, L.P., its general partner, By: Atlas Venture Associates XI, LLC, its general partner, By: /s/ Ommer Chohan, Chief Financial Officer
Stock symbol
DYN
Transactions as of
Feb 15, 2024
Transactions value $
-$11,867,292
Form type
4
Date filed
2/20/2024, 06:35 PM
Previous filing
Feb 9, 2024
Next filing
Feb 23, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction DYN Common Stock Sale -$4.2M -176K -2.4% $23.88 7.15M Feb 15, 2024 Direct F1, F2, F3
transaction DYN Common Stock Sale -$51.7K -2.11K -0.03% $24.45 7.15M Feb 15, 2024 Direct F1, F3, F4
transaction DYN Common Stock Sale -$3.77M -163K -2.28% $23.14 6.99M Feb 16, 2024 Direct F1, F3, F5
transaction DYN Common Stock Sale -$3.77M -166K -2.38% $22.71 6.82M Feb 20, 2024 Direct F1, F3, F6
transaction DYN Common Stock Sale -$82.1K -3.51K -0.05% $23.40 6.82M Feb 20, 2024 Direct F1, F3, F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 This transaction was made pursuant to a Rule 10b5-1 trading plan adopted by Atlas Venture Fund XI, L.P. on January 10, 2024.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.40 to $24.3943 inclusive. The Reporting Persons undertake 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 (2), (4), (5), (6) and (7).
F3 The shares are held directly by Atlas Venture Fund XI, L.P. ("Atlas Venture Fund XI"). The general partner of Atlas Venture Fund XI is Atlas Venture Associates XI, L.P. ("AVA XI LP"). Atlas Venture Associates XI, LLC ("AVA XI LLC") is the general partner of AVA XI LP. Each of AVA XI LP and AVA XI LLC disclaims Section 16 beneficial ownership of the securities held by Atlas Venture Fund XI, except to the extent of its pecuniary interest therein, if any.
F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.40 to $24.51 inclusive.
F5 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.878 to $23.54 inclusive.
F6 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.117 to $23.09 inclusive.
F7 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.16 to $24.01 inclusive.