Janus Henderson Group
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Janus Henderson Group’s Forte Biosciences FBRX Stock Holding History

Janus Henderson Group’s Portfolio FBRX Stock Details FBRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$30.8M Sell
1,188,060
-237,725
-17% -$6.85M 0.01% 513
2025
Q4 		$39.2M Buy
1,425,785
+21,943
+2% +$385K 0.02% 461
2025
Q3 		$21M Buy
1,403,842
+8,990
+0.6% +$104K 0.01% 609
2025
Q2 		$18.3M Buy
1,394,852
+474,852
+52% +$4.09M 0.01% 580
2025
Q1 		$7.39M Buy
+920,000
New +$10.9M ﹤0.01% 772

Other funds holding FBRX

Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
AAA
Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return
MB
MPM BioImpact Boston, Massachusetts $1.29B AUM 141.72% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CCC
Cable Car Capital San Francisco, California $289M AUM 26.33% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

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

Janus Henderson Group reduced its Forte Biosciences (FBRX) stake by 17% in Q1 2026, selling an estimated $6.85M and leaving 1,188,060 shares worth $30.8M. The position accounts for 0.01% of the portfolio, ranked #513.

Janus Henderson Group first reported a position in FBRX in Q1 2025 and has held it in 5 quarters since. The position peaked at $39.2M in Q4 2025. 68 funds tracked by Wall St. Rank hold FBRX as of Q1 2026.

  • Janus Henderson Group held 1,188,060 shares of Forte Biosciences worth $30.8M as of Q1 2026.
  • Janus Henderson Group sold 237,725 Forte Biosciences shares in Q1 2026, an estimated $6.85M.
  • Forte Biosciences made up 0.01% of Janus Henderson Group's portfolio in Q1 2026, its #513 holding.
  • Janus Henderson Group first reported a position in Forte Biosciences in Q1 2025 and has held it in 5 quarters since.
  • Janus Henderson Group's Forte Biosciences position peaked at $39.2M in Q4 2025.
  • 68 funds tracked by Wall St. Rank held Forte Biosciences as of Q1 2026.

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