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Disc Medicine, Inc.

IRON
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001816736

In the last 90 days, Disc Medicine, Inc. insiders filed 0 open-market purchases and 9 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Disc Medicine, Inc. as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
121
−8 vs. Q1 2024
Shares held
27.6M
+5.32M (+23.9%) vs. Q1 2024
Total value
$1.24B
−$139.7M (−10.1%) vs. Q1 2024
New holders
29
55 more added
Sold out
37
30 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRON on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 121 institutions
Q1 2021: 49 institutionsQ2 2021: 55 institutionsQ3 2021: 62 institutionsQ4 2021: 62 institutionsQ1 2022: 57 institutionsQ2 2022: 51 institutionsQ3 2022: 44 institutionsQ4 2022: 35 institutionsQ1 2023: 45 institutionsQ2 2023: 90 institutionsQ3 2023: 91 institutionsQ4 2023: 112 institutionsQ1 2024: 130 institutionsQ2 2024: 121 institutionsQ3 2024: 132 institutionsQ4 2024: 152 institutionsQ1 2025: 157 institutionsQ2 2025: 152 institutionsQ3 2025: 168 institutionsQ4 2025: 197 institutionsQ1 2026: 203 institutionsQ2 2026: 216 institutions
Value heldQ2 2024: $1.24B
Q1 2021: $346.6MQ2 2021: $165.3MQ3 2021: $103.5MQ4 2021: $93.8MQ1 2022: $39.6MQ2 2022: $43.8MQ3 2022: $43.9MQ4 2022: $215.8MQ1 2023: $309.6MQ2 2023: $848.7MQ3 2023: $934.0MQ4 2023: $1.17BQ1 2024: $1.38BQ2 2024: $1.24BQ3 2024: $1.35BQ4 2024: $1.68BQ1 2025: $1.65BQ2 2025: $1.80BQ3 2025: $2.26BQ4 2025: $3.04BQ1 2026: $2.67BQ2 2026: $3.13B
Institutions holding IRON and their total value by quarter
QuarterHoldersValue
Q2 2026216$3.13B
Q1 2026203$2.67B
Q4 2025197$3.04B
Q3 2025168$2.26B
Q2 2025152$1.80B
Q1 2025157$1.65B
Q4 2024152$1.68B
Q3 2024132$1.35B
Q2 2024121$1.24B
Q1 2024130$1.38B
Q4 2023112$1.17B
Q3 202391$934.0M
Q2 202390$848.7M
Q1 202345$309.6M
Q4 202235$215.8M
Q3 202244$43.9M
Q2 202251$43.8M
Q1 202257$39.6M
Q4 202162$93.8M
Q3 202162$103.5M
Q2 202155$165.3M
Q1 202149$346.6M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q1 2024.

Institutions holding IRON in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Citadel Advisors LLC321,521$14.5M0.01%−4,203−1.3%Reduced
Geode Capital Management, LLC403,736$18.2M0.00%+157,962+64.3%Added
FMR LLC413,097$18.6M0.00%+9,565+2.4%Added
Janus Henderson Group PLC445,873$20.1M0.01%−75,900−14.5%Reduced
TCG Crossover Management, LLC486,957$21.9M2.29%+486,957New
Saturn V Capital Management LLC503,089$22.7M8.57%+248,286+97.4%Added
Perceptive Advisors LLC553,437$24.9M0.60%−386,429−41.1%Reduced
State Street Corp592,795$26.7M0.00%−498,416−45.7%Reduced
Adage Capital Partners GP, L.L.C.618,501$27.9M0.05%+44,037+7.7%Added
Point72 Asset Management, L.P.761,429$34.3M0.11%+761,429New
Logos Global Management LP925,000$41.7M4.80%+925,000New
Deerfield Management Company, L.P. (Series C)1,023,265$46.1M0.77%+357,730+53.8%Added
Vanguard Group Inc1,111,424$50.1M0.00%+328,673+42.0%Added
Price T Rowe Associates Inc1,122,194$50.6M0.01%+177,981+18.8%Added
BlackRock Inc.1,437,542$64.8M0.00%+535,947+59.4%Added
Frazier Life Sciences Management, L.P.1,754,834$79.1M3.70%+969,834+123.5%Added
Wellington Management Group LLP1,756,495$79.2M0.01%+1,086,013+162.0%Added
OrbiMed Advisors LLC1,785,571$80.5M1.72%+83,334+4.9%Added
Bain Capital Life Sciences Investors, LLC1,795,735$80.9M8.89%+478,522+36.3%Added
Atlas Venture Life Science Advisors, LLC2,509,456$113.1M11.91%+222,223+9.7%Added
Paradigm Biocapital Advisors LP2,704,718$121.9M4.67%+314,816+13.2%Added
Rock Springs Capital Management LP0$00.00%−363,468−100.0%Sold out
Jennison Associates LLC0$00.00%−193,240−100.0%Sold out
Cormorant Asset Management, LP0$00.00%−125,000−100.0%Sold out
Lord, Abbett & Co. LLC0$00.00%−119,312−100.0%Sold out
Parkman Healthcare Partners LLC0$00.00%−107,593−100.0%Sold out
Franklin Resources Inc0$00.00%−102,016−100.0%Sold out
Candriam Luxembourg S.C.A.0$00.00%−80,000−100.0%Sold out
Acuta Capital Partners, LLC0$00.00%−76,800−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−74,777−100.0%Sold out
Nicholas Investment Partners, LP0$00.00%−61,500−100.0%Sold out
StemPoint Capital LP0$00.00%−60,129−100.0%Sold out
EAM Investors, LLC0$00.00%−43,806−100.0%Sold out
Ikarian Capital, LLC0$00.00%−25,372−100.0%Sold out
Prudential Financial Inc0$00.00%−19,698−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−17,952−100.0%Sold out
Two Sigma Investments, LP0$00.00%−14,711−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−13,488−100.0%Sold out
Martingale Asset Management L P0$00.00%−11,400−100.0%Sold out
Renaissance Technologies LLC0$00.00%−8,520−100.0%Sold out
Legato Capital Management LLC0$00.00%−7,872−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−6,759−100.0%Sold out
Bank of Montreal0$00.00%−6,453−100.0%Sold out
E Fund Management Co., Ltd.0$00.00%−4,861−100.0%Sold out
American International Group, Inc.0$00.00%−4,649−100.0%Sold out
Bleakley Financial Group, LLC0$00.00%−4,572−100.0%Sold out
Simplicity Wealth,LLC0$00.00%−4,566−100.0%Sold out
Engineers Gate Manager LP0$00.00%−4,560−100.0%Sold out
Fiduciary Trust Co0$00.00%−4,051−100.0%Sold out
ProShare Advisors LLC0$00.00%−3,385−100.0%Sold out
Arizona State Retirement System0$00.00%−3,317−100.0%Sold out
ADAR1 Capital Management, LLC0$00.00%−896−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−529−100.0%Sold out
Fortitude Family Office, LLC0$00.00%−356−100.0%Sold out
CIBC Private Wealth Group, LLC0$00.00%−388−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−67−100.0%Sold out
Private Wealth Management Group, LLC0$00.00%−21−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−2−100.0%Sold out
Credit Suisse AG––––Not filed