Disc Medicine, Inc. - Common Stock, $0.0001 par value per share (IRON)

Historical Holders from Q4 2022 to Q3 2025

Symbol
IRON on Nasdaq
CUSIP
254604101
Type / Class
Equity / Common Stock, $0.0001 par value per share
Shares outstanding
35M
All holders as of June 30, 2025
Q2 2025
Total 13F shares, excl. options
34.1M
Holdings value
$1.8B
% of all portfolios
0.007%
Grand Portfolio weight change
+0%
Number of holders
149
Number of buys
94
Number of sells
-66
Average Value change %
+0%
Average buys %
+0.002%
Average sells %
-0.001%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Disc Medicine, Inc. - Common Stock, $0.0001 par value per share (IRON)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
FMR LLC 12.2% +32.2% $184M $43.4M 4.22M +30.9% FMR LLC Jul 31, 2025
AI DMI LLC 10.8% $146M 3.76M AI DMI LLC Feb 27, 2025
ORBIMED ADVISORS LLC 4.5% $60.3M 1.56M ORBIMED ADVISORS LLC Mar 10, 2025
WELLINGTON MANAGEMENT GROUP LLP 4.1% -38.6% $75.8M -$48.3M 1.43M -38.9% Wellington Management Group LLP Jun 30, 2025
Paradigm Biocapital Advisors LP 3.5% $46.9M 1.21M Paradigm BioCapital Advisors LP Mar 31, 2025
Atlas Venture Fund X, L.P. 3.1% $64.8M 1.08M Atlas Venture Fund X, L.P. Aug 13, 2025
Frazier Life Sciences Public Fund, L.P. 3% $61.3M 1.03M Frazier Life Sciences Public Fund, L.P. Jun 30, 2025
Bain Capital Life Sciences Opportunities III, LP 3.3% $38.1M 984K Bain Capital Life Sciences Opportunities III, LP Dec 31, 2024

Institutional Holders of Disc Medicine, Inc. - Common Stock, $0.0001 par value per share (IRON)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 10.7K $708K +$692K $66.08 2
2025 Q2 34.1M $1.8B +$52.4M $52.96 149
2025 Q1 33.2M $1.65B +$314M $49.64 155
2024 Q4 26.6M $1.68B -$53.2M $63.40 151
2024 Q3 27.3M $1.34B -$26.6M $49.14 130
2024 Q2 27.6M $1.24B +$213M $45.07 120
2024 Q1 22.2M $1.38B +$123M $62.26 130
2023 Q4 7.88K $455K +$455K $57.76 2
2023 Q3 19.9M $934M +$42.9M $46.98 89
2023 Q2 19.1M $849M +$223M $44.40 89
2023 Q1 14.6M $310M +$67.4M $21.19 44
2022 Q4 10.8M $215M +$202M $19.89 30