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Sio Capital Management’s Dianthus Therapeutics DNTH Stock Holding History

Sio Capital Management’s Portfolio DNTH Stock Details DNTH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$5.78M Sell
59,254
-310,791
-84% -$27.1M 0.96% 33
2026
Q1 		$31.1M Sell
370,045
-104,458
-22% -$6.05M 4.45% 5
2025
Q4 		$19.6M Sell
474,503
-103,247
-18% -$4M 3.08% 12
2025
Q3 		$22.7M Buy
577,750
+341,680
+145% +$8.73M 5.75% 4
2025
Q2 		$4.4M Buy
236,070
+119,073
+102% +$2.23M 1.68% 18
2025
Q1 		$2.12M Buy
+116,997
New +$2.58M 0.63% 32

Other funds holding DNTH

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
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
APM
Avidity Partners Management Dallas, Texas $624M AUM 250.2% 1-Year Est. Return
OCA
Octagon Capital Advisors New York $1.11B AUM 866.76% 1-Year Est. Return

Sio Capital Management's DNTH Position: Q2 2026 in Review

Sio Capital Management reduced its Dianthus Therapeutics (DNTH) stake by 84% in Q2 2026, selling an estimated $27.1M and leaving 59,254 shares worth $5.78M. The position accounts for 0.96% of the portfolio, ranked #33.

Sio Capital Management first reported a position in DNTH in Q1 2025 and has held it in 6 quarters since. The position peaked at $31.1M in Q1 2026. 270 funds tracked by Wall St. Rank hold DNTH as of Q2 2026.

  • Sio Capital Management held 59,254 shares of Dianthus Therapeutics worth $5.78M as of Q2 2026.
  • Sio Capital Management sold 310,791 Dianthus Therapeutics shares in Q2 2026, an estimated $27.1M.
  • Dianthus Therapeutics made up 0.96% of Sio Capital Management's portfolio in Q2 2026, its #33 holding.
  • Sio Capital Management first reported a position in Dianthus Therapeutics in Q1 2025 and has held it in 6 quarters since.
  • Sio Capital Management's Dianthus Therapeutics position peaked at $31.1M in Q1 2026.
  • 270 funds tracked by Wall St. Rank held Dianthus Therapeutics as of Q2 2026.

Based on Sio Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.