Janus Henderson Group
RAPP

Janus Henderson Group’s Rapport Therapeutics RAPP Stock Holding History

Janus Henderson Group’s Portfolio RAPP Stock Details RAPP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$433K Hold
13,800
– – ﹤0.01% 2079
2025
Q4 		$419K Buy
+13,800
New +$382K ﹤0.01% 2084

Other funds holding RAPP

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
TGV
TRV GP V Boston, Massachusetts $401M AUM 284.76% 1-Year Est. Return
AVM
Arch Venture Management Chicago, Illinois $677M AUM 322.07% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.99B AUM 737.95% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SI
Sofinnova Investments Menlo Park, California $2.63B AUM 117.41% 1-Year Est. Return
JJ
Johnson & Johnson New Brunswick, New Jersey $652M AUM 198.07% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $28.2B AUM 115.26% 1-Year Est. Return

Janus Henderson Group's RAPP Position: Q1 2026 in Review

Janus Henderson Group held its Rapport Therapeutics (RAPP) position steady in Q1 2026 at 13,800 shares worth $433K. The position accounts for ﹤0.01% of the portfolio, ranked #2079.

Janus Henderson Group first reported a position in RAPP in Q4 2025 and has held it in 2 quarters since. 147 funds tracked by Wall St. Rank hold RAPP as of Q1 2026.

  • Janus Henderson Group held 13,800 shares of Rapport Therapeutics worth $433K as of Q1 2026.
  • Janus Henderson Group left its Rapport Therapeutics share count unchanged in Q1 2026.
  • Rapport Therapeutics made up ﹤0.01% of Janus Henderson Group's portfolio in Q1 2026, its #2079 holding.
  • Janus Henderson Group first reported a position in Rapport Therapeutics in Q4 2025 and has held it in 2 quarters since.
  • 147 funds tracked by Wall St. Rank held Rapport Therapeutics as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.