Citigroup
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Citigroup’s Disc Medicine IRON Stock Holding History

Citigroup’s Portfolio IRON Stock Details IRON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.8M Buy
38,317
+30,575
+395% +$2.1M ﹤0.01% 2655
2026
Q1 		$495K Sell
7,742
-28,434
-79% -$1.97M ﹤0.01% 3552
2025
Q4 		$2.87M Buy
36,176
+32,131
+794% +$2.71M ﹤0.01% 2414
2025
Q3 		$267K Sell
4,045
-12,064
-75% -$718K ﹤0.01% 3875
2025
Q2 		$853K Sell
16,109
-26,866
-63% -$1.26M ﹤0.01% 3280
2025
Q1 		$2.13M Buy
42,975
+340
+0.8% +$18.9K ﹤0.01% 2646
2024
Q4 		$2.7M Buy
42,635
+27,752
+186% +$1.61M ﹤0.01% 2557
2024
Q3 		$731K Buy
14,883
+751
+5% +$35.3K ﹤0.01% 3491
2024
Q2 		$637K Sell
14,132
-75,121
-84% -$2.55M ﹤0.01% 3231
2024
Q1 		$5.56M Buy
89,253
+72,572
+435% +$4.71M ﹤0.01% 1636
2023
Q4 		$963K Sell
16,681
-9,866
-37% -$505K ﹤0.01% 2851
2023
Q3 		$1.25M Buy
26,547
+24,245
+1,053% +$1.21M ﹤0.01% 2332
2023
Q2 		$102K Sell
2,302
-22,778
-91% -$808K ﹤0.01% 4239
2023
Q1 		$531K Buy
25,080
+19,993
+393% +$445K ﹤0.01% 3093
2022
Q4 		$101K Buy
5,087
+3,391
+200% +$169K ﹤0.01% 4018
2022
Q3 		$83K Sell
1,696
-7
-0.4% -$330 ﹤0.01% 4177
2022
Q2 		$86K Buy
1,703
+1,672
+5,394% +$74K ﹤0.01% 4292
2022
Q1 		$1K Sell
31
-155
-83% -$8.13K ﹤0.01% 6180
2021
Q4 		$16K Buy
186
+103
+124% +$10.1K ﹤0.01% 5448
2021
Q3 		$10K Buy
83
+48
+137% +$6.56K ﹤0.01% 5466
2021
Q2 		$7K Buy
+35
New +$11.5K ﹤0.01% 5767

Other funds holding IRON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Citigroup's IRON Position: Q2 2026 in Review

Citigroup increased its Disc Medicine (IRON) stake by 395% in Q2 2026, buying an estimated $2.1M and bringing the position to 38,317 shares worth $2.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2655.

Citigroup first reported a position in IRON in Q2 2021 and has held it in 21 quarters since. The position peaked at $5.56M in Q1 2024. 216 funds tracked by Wall St. Rank hold IRON as of Q2 2026.

  • Citigroup held 38,317 shares of Disc Medicine worth $2.8M as of Q2 2026.
  • Citigroup bought 30,575 Disc Medicine shares in Q2 2026, an estimated $2.1M.
  • Disc Medicine made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #2655 holding.
  • Citigroup first reported a position in Disc Medicine in Q2 2021 and has held it in 21 quarters since.
  • Citigroup's Disc Medicine position peaked at $5.56M in Q1 2024.
  • 216 funds tracked by Wall St. Rank held Disc Medicine as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.