Optiver Holding
IRON icon

Optiver Holding’s Disc Medicine IRON Stock Holding History

Optiver Holding’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 		$4.75K Sell
65
-17
-21% -$1.17K ﹤0.01% 2009
2026
Q1 		$5.24K Buy
82
+12
+17% +$833 ﹤0.01% 1400
2025
Q4 		$5.56K Sell
70
-124
-64% -$10.5K ﹤0.01% 1315
2025
Q3 		$12.8K Buy
+194
New +$11.5K ﹤0.01% 1150

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

Optiver Holding's IRON Position: Q2 2026 in Review

Optiver Holding reduced its Disc Medicine (IRON) stake by 21% in Q2 2026, selling an estimated $1.17K and leaving 65 shares worth $4.75K. The position accounts for ﹤0.01% of the portfolio, ranked #2009.

Optiver Holding first reported a position in IRON in Q3 2025 and has held it in 4 quarters since. The position peaked at $12.8K in Q3 2025. 216 funds tracked by Wall St. Rank hold IRON as of Q2 2026.

  • Optiver Holding held 65 shares of Disc Medicine worth $4.75K as of Q2 2026.
  • Optiver Holding sold 17 Disc Medicine shares in Q2 2026, an estimated $1.17K.
  • Disc Medicine made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #2009 holding.
  • Optiver Holding first reported a position in Disc Medicine in Q3 2025 and has held it in 4 quarters since.
  • Optiver Holding's Disc Medicine position peaked at $12.8K in Q3 2025.
  • 216 funds tracked by Wall St. Rank held Disc Medicine as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.