Qube Research & Technologies (QRT)
IRON icon

Qube Research & Technologies (QRT)’s Disc Medicine IRON Stock Holding History

Qube Research & Technologies (QRT)’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
Q3 		$8.95M Buy
136,783
+124,025
+972% +$9.37M 0.01% 1509
2026
Q2 		$933K Buy
+12,758
New +$877K ﹤0.01% 2436
2024
Q2 		– Sell
-74,777
Closed -$4.66M – 4268
2024
Q1 		$4.66M Buy
74,777
+24,066
+47% +$1.56M 0.01% 1275
2023
Q4 		$2.93M Buy
+50,711
New +$2.6M 0.01% 1334
2022
Q4 		– Sell
-549
Closed -$27K – 2732
2022
Q3 		$27K Sell
549
-71
-11% -$3.35K ﹤0.01% 2254
2022
Q2 		$31K Buy
+620
New +$27.4K ﹤0.01% 2204

Other funds holding IRON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Atlas Venture Life Science Advisors
Atlas Venture Life Science Advisors Cambridge, Massachusetts $631M AUM 38.42% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.23B AUM 121.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $72.4B AUM 31.32% 1-Year Est. Return

Qube Research & Technologies (QRT)'s IRON Position: Q3 2026 in Review

Qube Research & Technologies (QRT) increased its Disc Medicine (IRON) stake by 972% in Q3 2026, buying an estimated $9.37M and bringing the position to 136,783 shares worth $8.95M. The position accounts for 0.01% of the portfolio, ranked #1509.

Qube Research & Technologies (QRT) first reported a position in IRON in Q2 2022 and has held it in 6 quarters since. 150 funds tracked by Wall St. Rank hold IRON as of Q3 2026.

  • Qube Research & Technologies (QRT) held 136,783 shares of Disc Medicine worth $8.95M as of Q3 2026.
  • Qube Research & Technologies (QRT) bought 124,025 Disc Medicine shares in Q3 2026, an estimated $9.37M.
  • Disc Medicine made up 0.01% of Qube Research & Technologies (QRT)'s portfolio in Q3 2026, its #1509 holding.
  • Qube Research & Technologies (QRT) first reported a position in Disc Medicine in Q2 2022 and has held it in 6 quarters since.
  • 150 funds tracked by Wall St. Rank held Disc Medicine as of Q3 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q3 2026, filed 13 Nov 2026.