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

Historical Holders from Q4 2022 to Q3 2025

Symbol
IRON on Nasdaq
Type / Class
Equity / Common Stock, $0.0001 par value per share
Shares outstanding
37M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
34.2M
Holdings value
$2.26B
% of all portfolios
0.008%
Grand Portfolio weight change
+0%
Number of holders
163
Number of buys
84
Number of sells
-53
Average Value change %
0%
Average buys %
+0.001%
Average sells %
-0.002%
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 14.1% +15.8% $324M $45.3M 4.91M +16.3% FMR LLC 30 Sep 2025
AI DMI LLC 8% -25.5% $199M -$49.2M 3.02M -19.8% AI DMI LLC 20 Oct 2025
ORBIMED ADVISORS LLC 4.5% $73.4M 1.56M ORBIMED ADVISORS LLC 10 Mar 2025
WELLINGTON MANAGEMENT GROUP LLP 4.1% -38.6% $80M -$50.9M 1.43M -38.9% Wellington Management Group LLP 30 Jun 2025
Paradigm Biocapital Advisors LP 3.5% $57.1M 1.21M Paradigm BioCapital Advisors LP 31 Mar 2025
Frazier Life Sciences Public Fund, L.P. 3% $57.3M 1.03M Frazier Life Sciences Public Fund, L.P. 30 Jun 2025
Bain Capital Life Sciences Opportunities III, LP 3.3% $46.4M 984K Bain Capital Life Sciences Opportunities III, LP 31 Dec 2024
Atlas Venture Fund X, L.P. 2.2% -30% $73.5M -$24.5M 813K -25% Atlas Venture Fund X, L.P. 12 Dec 2025

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 34.2M $2.26B +$16.1M $66.08 163
2025 Q2 34.1M $1.8B +$52.4M $52.96 148
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 $45.07 119
2024 Q1 22.2M $1.38B +$124M $62.26 125
2023 Q4 20.2M $1.17B +$18.7M $57.76 111
2023 Q3 19.9M $934M +$42.9M $46.98 90
2023 Q2 19.1M $849M +$223M $44.40 89
2023 Q1 14.6M $310M +$77.1M $21.19 45
2022 Q4 10.8M $215M +$202M $19.89 30