IRON Insider Trading

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Insider Trading History
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About

Insider Ownership Percentage: 4.24%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $25,507,602.25

Disc Medicine Insider Trading History Chart

Disc Medicine Share Price & Price History

^$48.04

▼ -0.85 (-1.74%)

As of 05/22/2025 05:00 PM ET

Days: 30 | 90 | 365

Disc Medicine Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
5/20/2025	William Jacob Savage	Insider	Sell	6,677	$50.04	$334,117.08	59,721
5/2/2025	William Jacob Savage	Insider	Sell	2,100	$50.17	$105,357.00	66,398
3/24/2025	Mona Ashiya	Director	Sell	5,738	$54.11	$310,483.18	186,541
3/21/2025	Mona Ashiya	Director	Sell	10,011	$54.00	$540,594.00	187,297
3/19/2025	Mona Ashiya	Director	Sell	39,656	$54.02	$2,142,217.12	188,981
3/12/2025	Mona Ashiya	Director	Sell	83,182	$54.45	$4,529,259.90	194,209
3/10/2025	Mona Ashiya	Director	Sell	202,146	$54.29	$10,974,506.34	208,742
2/18/2025	Jean M Franchi	CFO	Sell	3,136	$54.58	$171,162.88	69,530
2/18/2025	John D Quisel	CEO	Sell	5,574	$54.58	$304,228.92	154,828
2/18/2025	Jonathan Yen-Wen Yu	COO	Sell	1,610	$54.58	$87,873.80	40,555
2/18/2025	Pamela Stephenson	Insider	Sell	3,137	$54.58	$171,217.46	69,529
2/3/2025	Rahul Khara	Insider	Sell	7,500	$55.54	$416,550.00	14,035
1/2/2025	Rahul Khara	Insider	Sell	7,500	$62.75	$470,625.00	14,035
12/30/2024	John D Quisel	CEO	Sell	13,012	$61.95	$806,093.40	72,065
12/23/2024	John D Quisel	CEO	Sell	19,820	$63.14	$1,251,434.80	72,065
12/16/2024	John D Quisel	CEO	Sell	12,791	$66.01	$844,333.91	72,065
12/2/2024	William Richard White	Director	Sell	1,957	$64.63	$126,480.91
11/25/2024	William Jacob Savage	Insider	Sell	14,183	$65.45	$928,277.35	40,405
11/15/2024	William Jacob Savage	Insider	Sell	9,158	$59.64	$546,183.12	40,405
11/4/2024	William Richard White	Director	Sell	7,136	$58.61	$418,240.96
11/1/2024	William Richard White	Director	Sell	201	$46.37	$9,320.37
10/1/2024	William Richard White	Director	Sell	201	$51.31	$10,313.31
8/1/2024	William Richard White	Director	Sell	201	$43.44	$8,731.44
4/11/2024	William Richard White	Director	Sell	2,560	$31.80	$81,408.00
1/23/2024	Kevin Bitterman	Director	Sell	102,500	$67.65	$6,934,125.00	198,326
1/23/2024	Venture Fund X L.P. Atlas	Major Shareholder	Sell	47,500	$67.65	$3,213,375.00	1,402,186
1/10/2024	Kevin Bitterman	Director	Sell	20,000	$64.00	$1,280,000.00	786,160
1/10/2024	Venture Fund X L.P. Atlas	Major Shareholder	Sell	30,000	$64.00	$1,920,000.00	1,449,686
12/18/2023	Mona Ashiya	Director	Sell	1,724	$59.24	$102,129.76
12/14/2023	Orbimed Advisors Llc	Director	Sell	200	$57.73	$11,546.00	727,807
12/14/2023	Venture Fund X L.P. Atlas	Major Shareholder	Sell	30,825	$58.28	$1,796,481.00	1,479,686
12/12/2023	Orbimed Advisors Llc	Director	Sell	27,300	$60.16	$1,642,368.00	295,605
12/12/2023	Venture Fund X L.P. Atlas	Major Shareholder	Sell	77,951	$62.80	$4,895,322.80	1,515,834
12/5/2023	Joanne Bryce	CFO	Sell	2,541	$56.00	$142,296.00	2,500
11/22/2023	Rahul Khara	General Counsel	Sell	10,000	$51.73	$517,300.00
11/14/2023	Rahul Khara	General Counsel	Sell	4,900	$50.61	$247,989.00
11/3/2023	Rahul Khara	General Counsel	Sell	100	$50.00	$5,000.00
9/16/2023	Venture Fund X L.P. Atlas	Major Shareholder	Sell	2,115	$53.22	$112,560.30	1,593,785
9/14/2023	Venture Fund X L.P. Atlas	Major Shareholder	Sell	94,440	$53.05	$5,010,042.00	1,856,794
9/1/2023	Joanne Bryce	CFO	Sell	1,000	$52.99	$52,990.00	1,260
8/15/2023	Kevin Bitterman	Director	Sell	72,931	$52.40	$3,821,584.40	882,224
8/15/2023	William Jacob Savage	insider	Sell	7,672	$52.95	$406,232.40
8/14/2023	Venture Fund X L.P. Atlas	Major Shareholder	Sell	175,000	$52.59	$9,203,250.00	2,062,303
8/9/2023	William Jacob Savage	Insider	Sell	8,269	$49.83	$412,044.27	7,672
8/1/2023	Joanne Bryce	CFO	Sell	4,521	$49.91	$225,643.11	1,260
6/30/2023	Brian Richard Macdonald	Insider	Sell	4,324	$45.05	$194,796.20	12,876
6/28/2023	Holdings A/S Novo	Major Shareholder	Sell	1,250,000	$46.10	$57,625,000.00	1,090,772
6/28/2023	Joanne Bryce	CFO	Sell	10,072	$49.95	$503,096.40	1,260
6/28/2023	William Jacob Savage	Insider	Sell	4,384	$49.98	$219,112.32	15,941

SEC Filings (Institutional Ownership Changes) for Disc Medicine (NASDAQ:IRON)

83.70% of Disc Medicine 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

Disc Medicine Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
5/19/2025	UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC	96,557	$4.79M	0.0%	+3.7%	0.279%
5/16/2025	Woodline Partners LP	502,230	$24.93M	0.2%	+26.6%	1.453%
5/16/2025	Zimmer Partners LP	42,900	$2.13M	0.0%	+29.6%	0.124%
5/16/2025	Exome Asset Management LLC	61,656	$3.06M	2.6%	-10.7%	0.178%
5/16/2025	Goldman Sachs Group Inc.	130,751	$6.49M	0.0%	-23.9%	0.378%
5/16/2025	Millennium Management LLC	108,499	$5.39M	0.0%	+1,277.1%	0.314%
5/16/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	15,138	$0.76M	0.0%	+22.8%	0.044%
5/16/2025	Eventide Asset Management LLC	181,818	$9.03M	0.2%	N/A	0.526%
5/16/2025	Checkpoint Capital L.P.	243,311	$12.08M	6.6%	+31.5%	0.704%
5/16/2025	Adage Capital Partners GP L.L.C.	300,000	$14.89M	0.0%	-14.3%	0.868%
5/15/2025	RA Capital Management L.P.	1,577,106	$78.29M	1.3%	N/A	4.562%
5/15/2025	Nantahala Capital Management LLC	148,391	$7.37M	0.3%	-1.1%	0.429%
5/15/2025	Ghisallo Capital Management LLC	25,000	$1.24M	0.1%	N/A	0.072%
5/15/2025	Armistice Capital LLC	436,000	$21.64M	0.3%	+22.5%	1.261%
5/15/2025	Paradigm Biocapital Advisors LP	1,210,971	$60.11M	2.8%	-19.1%	3.503%
5/15/2025	Siren L.L.C.	1,071,865	$53.21M	3.1%	N/A	3.101%
5/15/2025	Trexquant Investment LP	8,556	$0.43M	0.0%	-33.5%	0.025%
5/14/2025	Rafferty Asset Management LLC	34,041	$1.69M	0.0%	+22.7%	0.098%
5/14/2025	Corebridge Financial Inc.	11,180	$0.56M	0.0%	+14.0%	0.032%
5/14/2025	MetLife Investment Management LLC	13,454	$0.67M	0.0%	+10.9%	0.039%
5/14/2025	Walleye Capital LLC	22,075	$1.10M	0.0%	-18.3%	0.064%
5/14/2025	Atlas Venture Life Science Advisors LLC	2,384,456	$118.36M	22.7%	-5.0%	6.898%
5/14/2025	Price T Rowe Associates Inc. MD	1,358,254	$67.43M	0.0%	-2.6%	3.929%
5/14/2025	Quantbot Technologies LP	7,565	$0.38M	0.0%	+189,025.0%	0.022%
5/14/2025	Wellington Management Group LLP	2,343,499	$116.33M	0.0%	+67.9%	6.779%
5/13/2025	Northern Trust Corp	208,813	$10.37M	0.0%	+11.7%	0.604%
5/13/2025	Raymond James Financial Inc.	83,276	$4.13M	0.0%	-5.4%	0.241%
5/13/2025	Caitong International Asset Management Co. Ltd	947	$47K	0.0%	+13,428.6%	0.003%
5/12/2025	Nuveen LLC	112,717	$5.60M	0.0%	N/A	0.326%
5/12/2025	Invesco Ltd.	13,834	$0.69M	0.0%	+27.1%	0.040%
5/12/2025	Swiss National Bank	35,900	$1.78M	0.0%	+11.5%	0.104%
5/9/2025	Deutsche Bank AG	14,705	$0.73M	0.0%	-8.6%	0.043%
5/9/2025	Charles Schwab Investment Management Inc.	194,725	$9.67M	0.0%	+18.0%	0.563%
5/9/2025	Vanguard Group Inc.	1,305,046	$64.78M	0.0%	+22.2%	3.775%
5/7/2025	TD Asset Management Inc	42,448	$2.11M	0.0%	-5.5%	0.123%
5/6/2025	Universal Beteiligungs und Servicegesellschaft mbH	6,391	$0.32M	0.0%	N/A	0.018%
5/5/2025	Teachers Retirement System of The State of Kentucky	14,628	$0.73M	0.0%	-14.0%	0.042%
5/2/2025	Victory Capital Management Inc.	193,664	$9.61M	0.0%	-18.0%	0.560%
5/1/2025	Arizona State Retirement System	5,315	$0.26M	0.0%	+12.5%	0.015%
4/30/2025	Alps Advisors Inc.	25,479	$1.27M	0.0%	+5.9%	0.074%
4/30/2025	China Universal Asset Management Co. Ltd.	6,934	$0.34M	0.0%	+9.9%	0.020%
4/29/2025	Bank of New York Mellon Corp	63,503	$3.15M	0.0%	+10.9%	0.184%
4/25/2025	Amalgamated Bank	787	$39K	0.0%	+38.6%	0.002%
4/15/2025	SG Americas Securities LLC	14,329	$0.71M	0.0%	+77.4%	0.041%
4/8/2025	Rhumbline Advisers	32,144	$1.60M	0.0%	+10.7%	0.093%
4/7/2025	GAMMA Investing LLC	12,410	$0.62M	0.0%	+5,092.5%	0.036%
3/24/2025	Wellington Management Group LLP	1,395,405	$88.47M	0.0%	-24.2%	4.037%
3/18/2025	California State Teachers Retirement System	15,531	$0.99M	0.0%	-8.5%	0.045%
2/19/2025	GF Fund Management CO. LTD.	625	$40K	0.0%	N/A	0.002%
2/17/2025	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	93,103	$5.90M	0.0%	+399.2%	0.313%
2/17/2025	Woodline Partners LP	396,600	$25.14M	0.2%	+5.2%	1.333%
2/17/2025	Zimmer Partners LP	33,100	$2.10M	0.0%	-3.8%	0.111%
2/17/2025	Rafferty Asset Management LLC	27,749	$1.76M	0.0%	-24.4%	0.093%
2/17/2025	Point72 Asset Management L.P.	13,444	$0.85M	0.0%	-98.2%	0.045%
2/17/2025	ProShare Advisors LLC	6,966	$0.44M	0.0%	+26.5%	0.023%
2/17/2025	MPM Bioimpact LLC	346,401	$21.96M	3.1%	+11.1%	1.164%
2/17/2025	Patient Square Capital LP	56,400	$3.58M	1.3%	N/A	0.190%
2/17/2025	Nuveen Asset Management LLC	50,121	$3.18M	0.0%	-47.1%	0.168%
2/17/2025	OCONNOR A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS LLC	14,257	$0.90M	0.1%	-2.9%	0.048%
2/17/2025	Millennium Management LLC	7,879	$0.50M	0.0%	N/A	0.026%
2/17/2025	Lion Point Capital LP	10,600	$0.67M	3.5%	+37.7%	0.036%
2/17/2025	Janus Henderson Group PLC	1,217,815	$77.17M	0.0%	+62.4%	4.092%
2/17/2025	Fiduciary Trust Co	4,051	$0.26M	0.0%	N/A	0.014%
2/17/2025	Fred Alger Management LLC	11,775	$0.75M	0.0%	N/A	0.040%
2/17/2025	Deutsche Bank AG	16,093	$1.02M	0.0%	+75.7%	0.054%
2/17/2025	D. E. Shaw & Co. Inc.	81,190	$5.15M	0.0%	N/A	0.273%
2/17/2025	Deerfield Management Company L.P. Series C	600,515	$38.07M	0.7%	-41.3%	2.018%
2/17/2025	Cubist Systematic Strategies LLC	20,187	$1.28M	0.0%	N/A	0.068%
2/17/2025	Brevan Howard Capital Management LP	6,213	$0.39M	0.0%	N/A	0.021%
2/17/2025	Baker BROS. Advisors LP	77,050	$4.89M	0.1%	N/A	0.259%
2/17/2025	Bayesian Capital Management LP	4,497	$0.29M	0.0%	N/A	0.015%
2/17/2025	Bank of America Corp DE	35,345	$2.24M	0.0%	-49.6%	0.119%
2/17/2025	BNP Paribas Financial Markets	5,114	$0.32M	0.0%	N/A	0.017%
2/17/2025	Ameriprise Financial Inc.	5,278	$0.34M	0.0%	N/A	0.018%
2/17/2025	Algert Global LLC	16,337	$1.04M	0.0%	+135.4%	0.055%
2/14/2025	PDT Partners LLC	25,778	$1.63M	0.1%	N/A	0.087%
2/14/2025	Schonfeld Strategic Advisors LLC	4,900	$0.31M	0.0%	-7.2%	0.016%
2/14/2025	Northern Trust Corp	187,017	$11.86M	0.0%	+9.5%	0.628%
2/14/2025	The Manufacturers Life Insurance Company	38,459	$2.44M	0.0%	+32.3%	0.129%
2/14/2025	Tudor Investment Corp ET AL	13,353	$0.85M	0.0%	N/A	0.045%
2/14/2025	Virtus ETF Advisers LLC	1,106	$70K	0.0%	-53.0%	0.004%
2/14/2025	Blue Owl Capital Holdings LP	120,260	$7.62M	1.8%	-31.4%	0.404%
2/14/2025	Adage Capital Partners GP L.L.C.	350,000	$22.19M	0.0%	-36.4%	1.176%
2/14/2025	Price T Rowe Associates Inc. MD	1,394,637	$88.42M	0.0%	+23.2%	4.686%
2/14/2025	Silverarc Capital Management LLC	110,381	$7M	1.5%	+6.3%	0.371%
2/14/2025	Harvest Investment Services LLC	15,614	$0.99M	0.2%	-9.4%	0.052%
2/14/2025	Bain Capital Life Sciences Investors LLC	983,500	$62.35M	7.3%	-45.2%	3.305%
2/14/2025	Tower Research Capital LLC TRC	825	$52K	0.0%	+47.6%	0.003%
2/14/2025	Teachers Retirement System of The State of Kentucky	17,005	$1.08M	0.0%	-13.1%	0.057%
2/14/2025	MetLife Investment Management LLC	12,132	$0.77M	0.0%	+6.6%	0.041%
2/14/2025	Dimensional Fund Advisors LP	139,720	$8.86M	0.0%	+160.8%	0.469%
2/13/2025	Jump Financial LLC	11,507	$0.73M	0.0%	N/A	0.039%
2/13/2025	Walleye Capital LLC	27,004	$1.71M	0.0%	-87.1%	0.091%
2/13/2025	Sterling Capital Management LLC	566	$36K	0.0%	+798.4%	0.002%
2/13/2025	Raymond James Financial Inc.	88,002	$5.58M	0.0%	N/A	0.296%
2/13/2025	Renaissance Technologies LLC	86,420	$5.48M	0.0%	N/A	0.290%
2/13/2025	Legal & General Group Plc	17,688	$1.12M	0.0%	+20.8%	0.059%
2/13/2025	Invesco Ltd.	10,881	$0.69M	0.0%	+93.3%	0.037%
2/13/2025	ADAR1 Capital Management LLC	4,196	$0.27M	0.1%	-81.4%	0.014%
2/13/2025	FMR LLC	1,866,248	$118.32M	0.0%	+358.7%	6.271%

Data available starting January 2016

Disc Medicine, Inc., together with its subsidiaries, a clinical-stage biopharmaceutical company, engages in the discovery, development, and commercialization of novel treatments for patients suffering from serious hematologic diseases in the United States. The company has assembled a portfolio of clinical and preclinical product candidates that aim to modify fundamental biological pathways associated with the formation and function of red blood cells, primarily heme biosynthesis and iron homeostasis. Its pipeline includes bitopertin for the treatment of erythropoietic porphyrias, including erythropoietic protoporphyria, X-linked protoporphyria, and diamond-blackfan anemia; DISC-0974 for the treatment of anemia of myelofibrosis, and anemia of chronic kidney disease; and DISC-3405 for the treatment of polycythemia vera, and other hematologic disorders. The company's preclinical programs include DISC-0998, for the treatment of anemia associated with inflammatory diseases. Disc Medicine, Inc. was founded in 2017 and is headquartered in Watertown, Massachusetts.

Today's Range

Now: $48.04

$47.91

$49.93

50 Day Range

MA: $45.86

$34.28

$53.74

52 Week Range

Now: $48.04

$30.82

$68.73

Volume

216,877 shs

Average Volume

349,369 shs

Market Capitalization

$1.66 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.77

Who are the company insiders with the largest holdings of Disc Medicine?: Disc Medicine's top insider shareholders include:
Venture Fund X LP Atlas (Major Shareholder)
Holdings A/S Novo (Major Shareholder)
Kevin Bitterman (Director)
Orbimed Advisors Llc (Director)
Mona Ashiya (Director)
John D Quisel (CEO)
Jean M Franchi (CFO)
Pamela Stephenson (Insider)
William Jacob Savage (Insider)
Jonathan Yen-Wen Yu (COO)
Rahul Khara (Insider)
Brian Richard Macdonald (Insider)
Joanne Bryce (CFO)
Rahul Khara (General Counsel)
William Richard White (Director)
Learn More about top insider investors at Disc Medicine.
Who are the major institutional investors of Disc Medicine?: Disc Medicine's top institutional investors include:
Atlas Venture Life Science Advisors LLC — 6.90%
Wellington Management Group LLP — 6.78%
RA Capital Management L.P. — 4.56%
Price T Rowe Associates Inc. MD — 3.93%
Vanguard Group Inc. — 3.78%
Paradigm Biocapital Advisors LP — 3.50%
Learn More about top institutional investors of Disc Medicine stock.
Which institutional investors are selling Disc Medicine stock?: In the previous quarter, IRON stock was sold by these institutional investors:
Paradigm Biocapital Advisors LP
Atlas Venture Life Science Advisors LLC
Adage Capital Partners GP L.L.C.
Victory Capital Management Inc.
Goldman Sachs Group Inc.
Price T Rowe Associates Inc. MD
Exome Asset Management LLC
Walleye Capital LLC
Within the last year, company insiders that have sold Disc Medicine company stock include:
Venture Fund X LP Atlas (Major Shareholder)
Holdings A/S Novo (Major Shareholder)
Kevin Bitterman (Director)
Orbimed Advisors Llc (Director)
Mona Ashiya (Director)
John D Quisel (CEO)
Jean M Franchi (CFO)
Pamela Stephenson (Insider)
Learn More investors selling Disc Medicine stock.
Which institutional investors are buying Disc Medicine stock?: During the previous quarter, IRON stock was purchased by institutional investors including:
RA Capital Management L.P.
Siren L.L.C.
Wellington Management Group LLP
Vanguard Group Inc.
Eventide Asset Management LLC
Nuveen LLC
Woodline Partners LP
Millennium Management LLC