Richard William Scalzo Dyne Therapeutics, Inc. (DYN) insider trading activity

Richard William Scalzo is SVP, Head of Finance & Admin. of Dyne Therapeutics, Inc.. Currently has a direct ownership of 116,695 shares of DYN, which is worth approximately $3.72 Million. The most recent transaction as insider was on May 16, 2024, when has been sold 2,588 shares (Common Stock) at a price of $28.4 per share, resulting in proceeds of $73,499. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 117K

6.06% 3M change

112.67% 12M change

Total Value Held $3.72 Million

Richard William Scalzo Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 16 2024	SELL Open market or private sale	$73,499 $28.4 p/Share	2,588 Reduced 2.17%	116,695 Common Stock
Mar 11 2024	SELL Open market or private sale	$67,735 $25.35 p/Share	2,672 Reduced 2.19%	119,283 Common Stock
Mar 08 2024	SELL Open market or private sale	$2,281,365 $26.45 p/Share	86,252 Reduced 41.43%	121,955 Common Stock
Mar 08 2024	BUY Exercise of conversion of derivative security	$477,836 $5.54 p/Share	86,252 Added 29.29%	208,207 Common Stock
Mar 07 2024	SELL Open market or private sale	$58,757 $25.85 p/Share	2,273 Reduced 1.83%	121,955 Common Stock
Mar 01 2024	SELL Open market or private sale	$264,711 $28.43 p/Share	9,311 Reduced 6.97%	124,228 Common Stock
Mar 01 2024	BUY Exercise of conversion of derivative security	$9,590 $1.03 p/Share	9,311 Added 6.52%	133,539 Common Stock

Feb 29 2024	SELL Open market or private sale	$94,297 $27.5 p/Share	3,429 Reduced 2.69%	124,228 Common Stock
Feb 29 2024	BUY Exercise of conversion of derivative security	$3,531 $1.03 p/Share	3,429 Added 2.62%	127,657 Common Stock
Jan 26 2024	SELL Open market or private sale	$316,420 $24.34 p/Share	13,000 Reduced 9.47%	124,228 Common Stock
Jan 26 2024	BUY Exercise of conversion of derivative security	$13,390 $1.03 p/Share	13,000 Added 8.65%	137,228 Common Stock
Jan 03 2024	SELL Open market or private sale	$244,529 $18.81 p/Share	13,000 Reduced 9.47%	124,228 Common Stock
Jan 03 2024	BUY Exercise of conversion of derivative security	$13,390 $1.03 p/Share	13,000 Added 8.65%	137,228 Common Stock
Dec 14 2023	SELL Open market or private sale	$28,559 $12.02 p/Share	2,376 Reduced 1.88%	124,228 Common Stock
Dec 11 2023	SELL Open market or private sale	$14,793 $10.72 p/Share	1,380 Reduced 1.08%	126,604 Common Stock
Dec 06 2023	SELL Open market or private sale	$22,482 $12.01 p/Share	1,872 Reduced 1.44%	127,984 Common Stock
Dec 04 2023	SELL Open market or private sale	$8,178 $12.01 p/Share	681 Reduced 0.52%	129,856 Common Stock
Nov 15 2023	BUY Grant, award, or other acquisition	-	89,742 Added 40.74%	130,537 Common Stock
Sep 18 2023	SELL Open market or private sale	$12,138 $9.41 p/Share	1,290 Reduced 3.07%	40,795 Common Stock
Sep 12 2023	SELL Open market or private sale	$14,542 $10.41 p/Share	1,397 Reduced 3.21%	42,085 Common Stock
Jun 15 2023	SELL Open market or private sale	$120,300 $12.03 p/Share	10,000 Reduced 18.7%	43,482 Common Stock
Jun 13 2023	SELL Open market or private sale	$523,997 $12.66 p/Share	41,390 Reduced 43.63%	53,482 Common Stock
Jun 13 2023	BUY Exercise of conversion of derivative security	$41,200 $1.03 p/Share	40,000 Added 29.97%	93,482 Common Stock
Mar 14 2023	SELL Open market or private sale	$17,475 $13.33 p/Share	1,311 Reduced 2.33%	54,872 Common Stock
Dec 12 2022	SELL Open market or private sale	$3,391 $10.87 p/Share	312 Reduced 0.55%	56,183 Common Stock

RWS

Richard William Scalzo

SVP, Head of Finance & Admin.

Waltham, MA

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