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
36,962,136
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
34,174,570
Holdings value
$2,258,188,278
% of all portfolios
0.008%
Number of holders
163
Number of buys
84
Number of sells
-53
Average buys %
+0%
Average sells %
-0%
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% $324,265,066 +$45,337,554 4,907,158 +16.3% FMR LLC 30 Sep 2025
AI DMI LLC 8% -25.5% $199,459,837 -$49,166,626 3,018,460 -19.8% AI DMI LLC 20 Oct 2025
ORBIMED ADVISORS LLC 4.5% $73,382,798 1,556,369 ORBIMED ADVISORS LLC 10 Mar 2025
WELLINGTON MANAGEMENT GROUP LLP 4.1% -38.6% $79,996,547 -$50,911,307 1,432,090 -38.9% Wellington Management Group LLP 30 Jun 2025
Paradigm Biocapital Advisors LP 3.5% $57,097,283 1,210,971 Paradigm BioCapital Advisors LP 31 Mar 2025
Frazier Life Sciences Public Fund, L.P. 3% $57,339,676 1,026,489 Frazier Life Sciences Public Fund, L.P. 30 Jun 2025
Bain Capital Life Sciences Opportunities III, LP 3.3% $46,372,025 983,500 Bain Capital Life Sciences Opportunities III, LP 31 Dec 2024
Atlas Venture Fund X, L.P. 2.2% -30% $73,469,638 -$24,517,376 813,167 -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 34,174,570 $2,258,188,278 +$16,098,555 $66.08 163
2025 Q2 34,069,403 $1,804,405,782 +$52,373,227 $52.96 148
2025 Q1 33,154,047 $1,649,828,469 +$313,979,403 $49.64 155
2024 Q4 26,576,603 $1,684,756,023 -$53,215,124 $63.4 151
2024 Q3 27,309,249 $1,342,089,295 -$26,632,908 $49.14 130
2024 Q2 27,576,793 $1,242,993,864 +$212,594,407 $45.07 119
2024 Q1 22,155,328 $1,379,374,874 +$124,372,681 $62.26 125
2023 Q4 20,197,167 $1,166,592,879 +$18,737,189 $57.76 111
2023 Q3 19,879,838 $933,957,855 +$42,877,645 $46.98 90
2023 Q2 19,115,397 $848,710,699 +$223,083,623 $44.4 89
2023 Q1 14,612,435 $309,637,635 +$77,103,451 $21.19 45
2022 Q4 10,800,037 $214,639,221 +$202,496,221 $19.89 30