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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, Q1 2021

Institutional positions in Disc Medicine, Inc. as of Mar 31, 2021. 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
49
No complete 13F data for Q4 2020
Shares held
25.8M
No complete 13F data for Q4 2020
Total value
$346.6M
No complete 13F data for Q4 2020

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 holdersQ1 2021: 49 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 heldQ1 2021: $346.6M
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, Q1 2021

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding IRON in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC5,826,224$78.9M0.75%––
FMR LLC2,789,500$36.1M0.00%––
Foresite Capital Management V, LLC2,435,125$33.0M9.70%––
Vanguard Group Inc1,848,136$25.0M0.00%––
Wellington Management Group LLP1,479,954$19.7M0.00%––
Suvretta Capital Management, LLC1,312,363$17.8M0.26%––
Boxer Capital, LLC1,300,000$17.6M0.60%––
Adage Capital Partners GP, L.L.C.900,000$12.2M0.02%––
Opaleye Management Inc.810,500$11.0M1.61%––
Price T Rowe Associates Inc750,000$9.65M0.00%––
Ikarian Capital, LLC684,379$9.27M1.38%––
Franklin Resources Inc500,000$6.78M0.00%––
Point72 Asset Management, L.P.480,500$6.51M0.03%––
Cormorant Asset Management, LP475,000$6.44M0.19%––
JS Capital Management LLC474,457$6.43M0.33%––
Alyeska Investment Group, L.P.540,121$6.34M0.08%––
Citadel Advisors LLC424,341$5.75M0.01%––
Woodline Partners LP338,305$4.58M0.10%––
Millennium Management LLC330,019$4.47M0.01%––
Geode Capital Management, LLC280,545$3.80M0.00%––
Harvard Management Co Inc250,000$3.39M0.19%––
BlackRock Inc.241,279$3.27M0.00%––
Altium Capital Management LP203,995$2.76M0.77%––
Endurant Capital Management LP169,876$2.30M0.63%––
DAFNA Capital Management LLC150,000$2.03M0.48%––
Charles Schwab Investment Management Inc143,852$1.95M0.00%––
Monashee Investment Management LLC117,462$1.59M0.24%––
Boothbay Fund Management, LLC76,551$1.04M0.06%––
MYDA Advisors LLC63,900$866.0K0.28%––
ExodusPoint Capital Management, LP59,458$806.0K0.02%––
Northern Trust Corp57,208$775.0K0.00%––
Simplex Trading, LLC50,206$680.0K0.04%––
Susquehanna International Group, LLP43,361$588.0K0.00%––
Deutsche Bank AG41,211$558.0K0.00%––
Goldman Sachs Group Inc39,459$535.0K0.00%––
Insight Advisors, LLC38,850$454.0K0.14%––
Morgan Stanley24,496$332.0K0.00%––
LMR Partners LLP22,746$308.0K0.01%––
Group One Trading, L.P.19,999$271.0K0.01%––
State Street Corp18,800$255.0K0.00%––
Penserra Capital Management LLC13,238$179.0K0.00%––
Bank of New York Mellon Corp11,651$158.0K0.00%––
Bank of America Corp3,468$47.0K0.00%––
JPMorgan Chase & Co3,000$41.0K0.00%––
Maven Securities LTD1,826$25.0K0.00%––
UBS Group AG1,024$14.0K0.00%––
Total Clarity Wealth Management, Inc.350$5.00K0.00%––
Wells Fargo & Company197$3.00K0.00%––
TCI Wealth Advisors, Inc.200$3.00K0.00%––