I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again.

DYN Insider Trading

Insider Trading Chart
Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 20.77%

Insider Buying (Last 12 Months): $31,057,267.50

Insider Selling (Last 12 Months): $62,638,020.82

Dyne Therapeutics Insider Trading History Chart

Dyne Therapeutics Share Price & Price History

^$26.10

▲ +0.37 (1.44%)

As of 12/16/2024 01:00 AM ET

Days: 30 | 90 | 365

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Dyne Therapeutics Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
12/11/2024	Oxana Beskrovnaya	Insider	Sell	2,334	$28.12	$65,632.08	201,685
12/11/2024	Richard William Scalzo	SVP	Sell	1,455	$28.12	$40,914.60	127,078
11/18/2024	Carlo Incerti	Director	Sell	16,500	$28.73	$474,045.00
11/14/2024	Jason P Rhodes	Director	Sell	782	$33.10	$25,884.20	15,962
10/16/2024	Dirk Kersten	Director	Sell	23,671	$35.35	$836,769.85	99,652
9/25/2024	Dirk Kersten	Director	Sell	2,357	$35.06	$82,636.42	190,939
9/23/2024	Dirk Kersten	Director	Sell	40,831	$35.32	$1,442,150.92	193,296
9/20/2024	Dirk Kersten	Director	Sell	79,411	$36.45	$2,894,530.95	234,127
9/18/2024	Oxana Beskrovnaya	Insider	Sell	2,339	$34.55	$80,812.45	140,375
9/18/2024	Richard William Scalzo	SVP	Sell	1,390	$34.55	$48,024.50	98,568
9/18/2024	Susanna High	COO	Sell	8,976	$34.41	$308,864.16	131,636
9/4/2024	John Cox	CEO	Buy	32,000	$33.04	$1,057,280.00	8,000
6/24/2024	Susanna High	COO	Sell	10,163	$35.33	$359,058.79	148,792
6/21/2024	Susanna High	COO	Sell	29,787	$35.01	$1,042,842.87	148,792
6/12/2024	Susanna High	COO	Sell	40,000	$33.36	$1,334,400.00	148,792
6/11/2024	Oxana Beskrovnaya	Insider	Sell	2,136	$31.34	$66,942.24	147,511
6/10/2024	Richard William Scalzo	SVP	Sell	1,590	$30.23	$48,065.70	115,105
6/10/2024	Susanna High	COO	Sell	80,000	$30.24	$2,419,200.00	154,062
5/20/2024	Oxana Beskrovnaya	Insider	Sell	30,426	$32.96	$1,002,840.96	149,647
5/16/2024	Oxana Beskrovnaya	Insider	Sell	2,705	$28.27	$76,470.35	149,647
5/16/2024	Richard William Scalzo	SVP	Sell	2,588	$28.27	$73,162.76	116,695
5/16/2024	Susanna High	COO	Sell	2,738	$28.27	$77,403.26	154,062
3/11/2024	Joshua T Brumm	CEO	Sell	66,387	$25.67	$1,704,154.29	537,998
3/11/2024	Richard William Scalzo	SVP	Sell	2,672	$25.28	$67,548.16	119,283
3/11/2024	Susanna High	COO	Sell	2,292	$25.70	$58,904.40	156,800
3/11/2024	Wildon Farwell	Insider	Sell	1,585	$25.70	$40,734.50	151,590
3/7/2024	Joshua T Brumm	CEO	Sell	9,086	$25.85	$234,873.10	554,385
3/7/2024	Oxana Beskrovnaya	Insider	Sell	2,373	$25.85	$61,342.05	154,433
3/7/2024	Richard William Scalzo	SVP	Sell	2,273	$25.85	$58,757.05	121,955
3/7/2024	Susanna High	COO	Sell	1,591	$25.85	$41,127.35	186,291
2/29/2024	Jonathan Mcneill	Insider	Sell	4,268	$27.50	$117,370.00	143,618
2/29/2024	Joshua T Brumm	CEO	Sell	5,520	$27.50	$151,800.00	563,471
2/29/2024	Richard William Scalzo	SVP	Sell	3,429	$27.50	$94,297.50	124,228
2/28/2024	Jason P Rhodes	Director	Sell	190,920	$24.84	$4,742,452.80	864,487
2/28/2024	Venture Fund Xi L.P. Atlas	Major Shareholder	Sell	154,674	$24.84	$3,842,102.16	5,698,091
2/26/2024	Jason P Rhodes	Director	Sell	248,219	$23.72	$5,887,754.68	903,527
2/26/2024	Venture Fund Xi L.P. Atlas	Major Shareholder	Sell	201,095	$23.72	$4,769,973.40	6,151,467
2/23/2024	Venture Fund Xi L.P. Atlas	Major Shareholder	Sell	159,542	$22.70	$3,621,603.40	6,352,562
2/22/2024	Jason P Rhodes	Director	Sell	119,360	$22.66	$2,704,697.60	6,512,104
2/21/2024	Venture Fund Xi L.P. Atlas	Major Shareholder	Sell	184,501	$22.57	$4,164,187.57	6,631,464
2/20/2024	Jason P Rhodes	Director	Sell	169,539	$22.72	$3,851,926.08	6,815,965
2/16/2024	Venture Fund Xi L.P. Atlas	Major Shareholder	Sell	162,707	$23.14	$3,765,039.98	6,985,504
2/15/2024	Jason P Rhodes	Director	Sell	177,906	$23.89	$4,250,174.34	7,148,211
2/12/2024	Wildon Farwell	Insider	Sell	5,493	$25.07	$137,709.51	163,503
1/26/2024	Richard William Scalzo	SVP	Sell	13,000	$24.34	$316,420.00	124,228
1/26/2024	Wildon Farwell	Insider	Sell	100	$25.00	$2,500.00	168,996
1/9/2024	Dirk Kersten	Director	Buy	1,714,285	$17.50	$29,999,987.50	6,416,793
1/4/2024	Joshua T Brumm	CEO	Sell	218,536	$18.51	$4,045,101.36	584,971
1/3/2024	Oxana Beskrovnaya	Insider	Sell	45,326	$18.98	$860,287.48	176,585
1/3/2024	Richard William Scalzo	SVP	Sell	13,000	$18.81	$244,530.00	124,228
12/14/2023	Richard William Scalzo	Insider	Sell	2,376	$12.02	$28,559.52	124,228
12/11/2023	Richard William Scalzo	Insider	Sell	1,380	$10.72	$14,793.60	126,604
12/11/2023	Susanna High	COO	Sell	1,616	$10.72	$17,323.52	187,882
12/6/2023	Richard William Scalzo	Insider	Sell	1,872	$12.01	$22,482.72	127,984
12/4/2023	Richard William Scalzo	Insider	Sell	681	$12.01	$8,178.81	129,856
11/2/2023	Susanna High	COO	Sell	9,939	$7.40	$73,548.60	94,605
9/18/2023	Richard William Scalzo	Insider	Sell	1,290	$9.41	$12,138.90	40,795
9/18/2023	Susanna High	COO	Sell	2,672	$9.41	$25,143.52	104,544
9/12/2023	Susanna High	COO	Sell	1,635	$10.41	$17,020.35	107,216
9/12/2023	Wildon Farwell	Insider	Sell	1,707	$10.41	$17,769.87	89,250
6/15/2023	Richard William Scalzo	Insider	Sell	10,000	$12.03	$120,300.00	43,482
6/13/2023	Susanna High	COO	Sell	1,625	$12.43	$20,198.75	108,851
6/12/2023	Joshua T Brumm	Insider	Sell	187,748	$12.61	$2,367,502.28	253,383
6/9/2023	Joshua T Brumm	Insider	Sell	76,582	$13.34	$1,021,603.88	269,771
3/14/2023	Richard William Scalzo	Insider	Sell	1,311	$13.33	$17,475.63	54,872
3/14/2023	Susanna High	COO	Sell	1,559	$13.33	$20,781.47	110,476
1/18/2023	Jonathan Mcneill	Insider	Sell	10,000	$14.03	$140,300.00	67,600
1/9/2023	Jonathan Mcneill	Insider	Sell	30,150	$11.57	$348,835.50	67,600
12/12/2022	Jason P Rhodes	Director	Buy	934,581	$10.70	$10,000,016.70	934,581
12/12/2022	Richard William Scalzo	Insider	Sell	312	$10.87	$3,391.44	56,183
12/12/2022	Susanna High	COO	Sell	751	$10.87	$8,163.37	112,035
10/10/2022	Joshua T Brumm	Insider	Sell	195,800	$12.46	$2,439,668.00	204,623
10/7/2022	Joshua T Brumm	Insider	Sell	14,200	$13.37	$189,854.00	204,623
3/11/2022	Richard William Scalzo	Insider	Sell	308	$8.73	$2,688.84
3/11/2022	Susanna High	COO	Sell	765	$8.73	$6,678.45
3/2/2022	Wildon Farwell	Insider	Sell	5,617	$8.56	$48,081.52

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SEC Filings (Institutional Ownership Changes) for Dyne Therapeutics (NASDAQ:DYN)

96.68% of Dyne Therapeutics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Dyne Therapeutics Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
11/27/2024	Franklin Resources Inc.	1,342,500	$44.72M	0.0%	-21.7%	1.319%
11/18/2024	Virtue Capital Management LLC	23,208	$0.83M	0.2%	+4.4%	0.023%
11/16/2024	Geode Capital Management LLC	1,859,413	$66.80M	0.0%	+4.8%	1.827%
11/15/2024	Barclays PLC	207,309	$7.45M	0.0%	+162.2%	0.204%
11/15/2024	Y Intercept Hong Kong Ltd	29,694	$1.07M	0.1%	N/A	0.029%
11/15/2024	XTX Topco Ltd	15,943	$0.57M	0.0%	N/A	0.016%
11/15/2024	Wellington Management Group LLP	41,661	$1.50M	0.0%	-81.6%	0.041%
11/15/2024	Sphera Funds Management LTD.	56,504	$2.03M	0.3%	N/A	0.056%
11/15/2024	State Street Corp	3,641,859	$130.82M	0.0%	+13.8%	3.579%
11/15/2024	RA Capital Management L.P.	6,381,144	$229.21M	2.6%	+5.5%	6.271%
11/15/2024	RTW Investments LP	6,818,641	$244.93M	3.5%	+6.8%	6.701%
11/15/2024	Point72 DIFC Ltd	992	$36K	0.0%	N/A	0.001%
11/15/2024	Point72 Asset Management L.P.	102,480	$3.68M	0.0%	-71.3%	0.101%
11/15/2024	Janus Henderson Group PLC	6,813,163	$244.76M	0.1%	+47.3%	6.696%
11/15/2024	HighVista Strategies LLC	65,482	$2.35M	0.8%	N/A	0.064%
11/15/2024	Holocene Advisors LP	1,982,640	$71.22M	0.3%	-4.5%	1.949%
11/15/2024	ArrowMark Colorado Holdings LLC	900,190	$32.34M	0.4%	-2.1%	0.885%
11/14/2024	Wasatch Advisors LP	324,099	$11.64M	0.1%	-3.4%	0.323%
11/14/2024	Eventide Asset Management LLC	332,277	$11.94M	0.2%	-31.5%	0.331%
11/14/2024	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	134,334	$4.83M	0.0%	+5.3%	0.134%
11/14/2024	PEAK6 Investments LLC	10,400	$0.37M	0.0%	-32.5%	0.010%
11/14/2024	Acuta Capital Partners LLC	46,200	$1.66M	1.3%	-78.3%	0.046%
11/14/2024	FORA Capital LLC	18,180	$0.65M	0.1%	+121.1%	0.018%
11/13/2024	Quantbot Technologies LP	959	$34K	0.0%	N/A	0.001%
11/13/2024	Advantage Alpha Capital Partners LP	10,737	$0.39M	0.1%	N/A	0.011%
11/13/2024	FMR LLC	9,026,697	$324.24M	0.0%	+69.7%	8.991%
11/13/2024	The Manufacturers Life Insurance Company	106,215	$3.82M	0.0%	-15.9%	0.106%
11/13/2024	Dynamic Technology Lab Private Ltd	11,970	$0.43M	0.0%	N/A	0.012%
11/12/2024	Algert Global LLC	94,960	$3.41M	0.1%	-2.5%	0.095%
11/12/2024	Charles Schwab Investment Management Inc.	648,652	$23.30M	0.0%	+7.9%	0.646%
11/9/2024	Intech Investment Management LLC	25,814	$0.93M	0.0%	N/A	0.026%
11/8/2024	Connor Clark & Lunn Investment Management Ltd.	41,157	$1.48M	0.0%	N/A	0.041%
11/8/2024	Jennison Associates LLC	1,346,952	$48.38M	0.0%	+1.5%	1.342%
11/7/2024	Quest Partners LLC	3,434	$0.12M	0.0%	+898.3%	0.003%
11/6/2024	Mutual of America Capital Management LLC	48,391	$1.74M	0.0%	-0.9%	0.048%
11/6/2024	KBC Group NV	2,157	$77K	0.0%	+53.4%	0.002%
11/6/2024	Oppenheimer & Co. Inc.	40,091	$1.44M	0.0%	+4.3%	0.040%
11/5/2024	Victory Capital Management Inc.	30,537	$1.10M	0.0%	+59.4%	0.030%
11/4/2024	Lisanti Capital Growth LLC	17,310	$0.62M	0.2%	-83.7%	0.017%
11/4/2024	State of New Jersey Common Pension Fund D	44,197	$1.59M	0.0%	N/A	0.044%
11/2/2024	Privium Fund Management B.V.	15,016	$0.54M	0.1%	+7.1%	0.015%
10/31/2024	Principal Financial Group Inc.	7,497	$0.27M	0.0%	-45.6%	0.007%
10/31/2024	Hanseatic Management Services Inc.	7,183	$0.26M	0.4%	N/A	0.007%
10/30/2024	AlphaCentric Advisors LLC	10,000	$0.36M	0.3%	-50.0%	0.011%
10/29/2024	Arcadia Investment Management Corp MI	38,614	$1.39M	0.2%	+9.8%	0.044%
10/28/2024	US Bancorp DE	1,368	$49K	0.0%	+776.9%	0.002%
10/25/2024	China Universal Asset Management Co. Ltd.	19,310	$0.69M	0.1%	+67.9%	0.022%
10/23/2024	Mirae Asset Global Investments Co. Ltd.	3,631	$0.12M	0.0%	+24.3%	0.004%
10/23/2024	Values First Advisors Inc.	1,720	$62K	0.0%	N/A	0.002%
10/21/2024	Genesee Capital Advisors LLC	15,400	$0.55M	0.3%	-5.9%	0.018%
10/11/2024	Creative Planning	10,605	$0.38M	0.0%	+41.5%	0.012%
10/5/2024	Handelsbanken Fonder AB	19,300	$0.69M	0.0%	+21.4%	0.022%
10/3/2024	SG Americas Securities LLC	18,344	$0.66M	0.0%	+198.9%	0.021%
8/19/2024	Point72 Asset Management L.P.	357,518	$12.62M	0.0%	-47.9%	0.409%
8/16/2024	Algert Global LLC	97,370	$3.44M	0.1%	+255.1%	0.111%
8/15/2024	The Manufacturers Life Insurance Company	126,244	$4.46M	0.0%	+96.2%	0.144%
8/15/2024	AQR Capital Management LLC	8,495	$0.30M	0.0%	+4.3%	0.010%
8/15/2024	Armistice Capital LLC	970,891	$34.26M	0.4%	-2.9%	1.111%
8/15/2024	AXA S.A.	210,149	$7.42M	0.0%	-24.6%	0.240%
8/15/2024	Affinity Asset Advisors LLC	100,000	$3.53M	0.4%	N/A	0.114%
8/14/2024	Squarepoint Ops LLC	45,196	$1.60M	0.0%	-42.9%	0.052%
8/14/2024	First Light Asset Management LLC	382,433	$13.50M	1.2%	+261.0%	0.438%
8/14/2024	Marshall Wace LLP	273,567	$9.65M	0.0%	+409.4%	0.313%
8/14/2024	Logos Global Management LP	265,000	$9.35M	0.8%	-84.7%	0.303%
8/14/2024	Farallon Capital Management LLC	6,000	$0.21M	0.0%	N/A	0.007%
8/14/2024	Integral Health Asset Management LLC	100,000	$3.53M	0.3%	N/A	0.114%
8/14/2024	Avoro Capital Advisors LLC	115,751	$4.09M	0.1%	N/A	0.132%
8/14/2024	ProShare Advisors LLC	15,170	$0.54M	0.0%	-7.0%	0.017%
8/14/2024	Profund Advisors LLC	27,421	$0.97M	0.0%	-48.7%	0.031%
8/13/2024	Ensign Peak Advisors Inc	312,752	$11.04M	0.0%	-48.8%	0.358%
8/13/2024	Sei Investments Co.	18,092	$0.64M	0.0%	-25.9%	0.021%
8/13/2024	Public Employees Retirement Association of Colorado	5,740	$0.20M	0.0%	N/A	0.007%
8/12/2024	Seven Eight Capital LP	53,739	$1.90M	0.2%	+195.7%	0.061%
8/12/2024	Amalgamated Bank	2,792	$99K	0.0%	+39.9%	0.003%
8/12/2024	E Fund Management Co. Ltd.	8,829	$0.31M	0.0%	-45.8%	0.010%
8/10/2024	Mutual of America Capital Management LLC	48,845	$1.72M	0.0%	N/A	0.056%
8/10/2024	Sofinnova Investments Inc.	1,625,703	$57.37M	3.0%	-16.1%	1.860%
8/9/2024	Renaissance Technologies LLC	126,000	$4.45M	0.0%	N/A	0.144%
8/9/2024	Dimensional Fund Advisors LP	171,185	$6.04M	0.0%	-47.6%	0.196%
8/8/2024	Federated Hermes Inc.	1,215,112	$42.88M	0.1%	+10.4%	1.391%
8/8/2024	American Century Companies Inc.	6,451	$0.23M	0.0%	N/A	0.007%
8/6/2024	Candriam S.C.A.	533,273	$18.82M	0.1%	-21.1%	0.610%
8/5/2024	Arcadia Investment Management Corp MI	35,175	$1.24M	0.2%	+12.3%	0.040%
8/5/2024	Arizona State Retirement System	15,070	$0.53M	0.0%	+26.9%	0.017%
8/5/2024	Victory Capital Management Inc.	19,152	$0.68M	0.0%	N/A	0.022%
8/3/2024	TD Asset Management Inc	152,210	$5.37M	0.0%	+103.5%	0.174%
8/1/2024	Rhumbline Advisers	121,595	$4.29M	0.0%	+23.7%	0.139%
8/1/2024	Privium Fund Management B.V.	14,016	$0.49M	0.1%	N/A	0.016%
8/1/2024	Lisanti Capital Growth LLC	106,140	$3.75M	0.9%	+22.5%	0.121%
7/29/2024	Principal Financial Group Inc.	13,771	$0.49M	0.0%	-10.6%	0.016%
7/26/2024	Legato Capital Management LLC	15,480	$0.55M	0.1%	+35.3%	0.018%
7/26/2024	Bank of New York Mellon Corp	311,504	$10.99M	0.0%	+52.5%	0.356%
7/20/2024	China Universal Asset Management Co. Ltd.	11,498	$0.41M	0.1%	-26.2%	0.013%
7/20/2024	Nisa Investment Advisors LLC	743	$26K	0.0%	+904.1%	0.001%
7/19/2024	Raymond James & Associates	100,750	$3.56M	0.0%	-40.4%	0.115%
7/19/2024	Genesee Capital Advisors LLC	16,359	$0.58M	0.3%	N/A	0.019%
7/12/2024	SG Americas Securities LLC	6,137	$0.22M	0.0%	N/A	0.007%
6/4/2024	DekaBank Deutsche Girozentrale	60,000	$1.71M	0.0%	+50.0%	0.069%
5/17/2024	RA Capital Management L.P.	4,954,779	$140.67M	1.8%	N/A	5.670%
5/17/2024	Artal Group S.A.	1,517,960	$43.10M	1.1%	+24.6%	1.737%

Data available starting January 2016

Dyne Therapeutics, Inc., a clinical-stage muscle disease company, operates as a biotechnology company that focuses on advancing therapeutics for genetically driven muscle diseases in the United States. It is developing a portfolio of muscle disease therapeutics, including programs in myotonic dystrophy type 1; duchenne muscular dystrophy; and facioscapulohumeral dystrophy, as well as rare skeletal muscle, and cardiac and metabolic muscle diseases using its FORCE platform that delivers disease-modifying therapeutics. Dyne Therapeutics, Inc. was incorporated in 2017 and is headquartered in Waltham, Massachusetts.

Today's Range

Now: $26.10

$25.47

$26.28

50 Day Range

MA: $30.28

$25.61

$35.40

52 Week Range

Now: $26.10

$11.66

$47.45

Volume

1,031,733 shs

Average Volume

1,444,208 shs

Market Capitalization

$2.66 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.09

Who are the company insiders with the largest holdings of Dyne Therapeutics?: Dyne Therapeutics' top insider shareholders include:
Jason P Rhodes (Director)
Venture Fund Xi LP Atlas (Major Shareholder)
Dirk Kersten (Director)
Joshua T Brumm (CEO)
Joshua T Brumm (Insider)
Oxana Beskrovnaya (Insider)
Susanna Gatti High (COO)
Wildon Farwell (Insider)
Jonathan Mcneill (Insider)
Richard William Scalzo (Insider)
Richard William Scalzo (SVP)
John Cox (CEO)
Carlo Incerti (Director)
Learn More about top insider investors at Dyne Therapeutics.
Who are the major institutional investors of Dyne Therapeutics?: Dyne Therapeutics' top institutional investors include:
FMR LLC — 8.99%
RTW Investments LP — 6.70%
Janus Henderson Group PLC — 6.70%
RA Capital Management L.P. — 6.27%
State Street Corp — 3.58%
Holocene Advisors LP — 1.95%
Learn More about top institutional investors of Dyne Therapeutics stock.
Which institutional investors are selling Dyne Therapeutics stock?: During the last quarter, DYN stock was sold by these institutional investors:
Franklin Resources Inc.
Point72 Asset Management L.P.
Wellington Management Group LLP
Acuta Capital Partners LLC
Eventide Asset Management LLC
Holocene Advisors LP
Lisanti Capital Growth LLC
The Manufacturers Life Insurance Company
Within the previous year, company insiders that have sold Dyne Therapeutics company stock include:
Jason P Rhodes (Director)
Venture Fund Xi LP Atlas (Major Shareholder)
Dirk Kersten (Director)
Joshua T Brumm (CEO)
Joshua T Brumm (Insider)
Oxana Beskrovnaya (Insider)
Susanna Gatti High (COO)
Wildon Farwell (Insider)
Jonathan Mcneill (Insider)
Richard William Scalzo (Insider)
Learn More investors selling Dyne Therapeutics stock.
Which institutional investors are buying Dyne Therapeutics stock?: During the last quarter, DYN stock was acquired by institutional investors including:
FMR LLC
Janus Henderson Group PLC
State Street Corp
RTW Investments LP
RA Capital Management L.P.
Ikarian Capital LLC
Barclays PLC
Geode Capital Management LLC
During the last year, these company insiders have bought Dyne Therapeutics stock:
Jason P Rhodes (Director)
Venture Fund Xi LP Atlas (Major Shareholder)
Learn More investors buying Dyne Therapeutics stock.