RhumbLine Advisers
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RhumbLine Advisers’s Disc Medicine IRON Stock Holding History

RhumbLine Advisers’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 		$2.62M Buy
35,844
+2,786
+8% +$191K ﹤0.01% 1801
2026
Q1 		$2.11M Buy
33,058
+3,225
+11% +$224K ﹤0.01% 1822
2025
Q4 		$2.37M Sell
29,833
-4,657
-14% -$394K ﹤0.01% 1776
2025
Q3 		$2.28M Sell
34,490
-1,265
-4% -$75.3K ﹤0.01% 1840
2025
Q2 		$1.89M Buy
35,755
+3,611
+11% +$170K ﹤0.01% 1917
2025
Q1 		$1.6M Buy
32,144
+3,108
+11% +$173K ﹤0.01% 1932
2024
Q4 		$1.84M Buy
29,036
+1,553
+6% +$89.8K ﹤0.01% 1926
2024
Q3 		$1.35M Buy
27,483
+3,036
+12% +$143K ﹤0.01% 2106
2024
Q2 		$1.1M Buy
24,447
+11,315
+86% +$384K ﹤0.01% 2186
2024
Q1 		$818K Buy
13,132
+486
+4% +$31.5K ﹤0.01% 2365
2023
Q4 		$730K Sell
12,646
-1,290
-9% -$66.1K ﹤0.01% 2440
2023
Q3 		$655K Buy
13,936
+3,726
+36% +$186K ﹤0.01% 2440
2023
Q2 		$453K Buy
+10,210
New +$362K ﹤0.01% 2750
2022
Q2 		– Sell
-577
Closed -$24K – 3168
2022
Q1 		$24K Sell
577
-48
-8% -$2.52K ﹤0.01% 3002
2021
Q4 		$55K Hold
625
– – ﹤0.01% 2975
2021
Q3 		$76K Sell
625
-21
-3% -$2.87K ﹤0.01% 3009
2021
Q2 		$125K Buy
+646
New +$212K ﹤0.01% 2958

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

RhumbLine Advisers's IRON Position: Q2 2026 in Review

RhumbLine Advisers increased its Disc Medicine (IRON) stake by 8.4% in Q2 2026, buying an estimated $191K and bringing the position to 35,844 shares worth $2.62M. The position accounts for ﹤0.01% of the portfolio, ranked #1801.

RhumbLine Advisers first reported a position in IRON in Q2 2021 and has held it in 17 quarters since. 215 funds tracked by Wall St. Rank hold IRON as of Q2 2026.

  • RhumbLine Advisers held 35,844 shares of Disc Medicine worth $2.62M as of Q2 2026.
  • RhumbLine Advisers bought 2,786 Disc Medicine shares in Q2 2026, an estimated $191K.
  • Disc Medicine made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #1801 holding.
  • RhumbLine Advisers first reported a position in Disc Medicine in Q2 2021 and has held it in 17 quarters since.
  • 215 funds tracked by Wall St. Rank held Disc Medicine as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.