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Super Investors RED TREE MANAGEMENT, LLC
RT

RED TREE MANAGEMENT, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$117M
Positions
3
Quarter ended
September 30, 2026
Filed
October 15, 2026

Reported portfolio value by quarter (8 quarters reported)

$152M $73.3M
Q4 24 Q2 25 Q4 25 Q2 26 Q3 26

$152M in Q4 2024 → $117M now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Bicara Therapeutics Inc 46.6% Trimmed 7.7% 2,920,509 $54.4M
Ceribell Inc 46.1% Unchanged 2,205,661 $53.8M
Contineum Therapeutics Inc 7.3% Unchanged 638,158 $8.56M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 7 quarters.

Q3 2026

quarter ended September 30, 2026 · filed October 15, 2026

Company Action Shares changed Value of change % of portfolio
Bicara Therapeutics Inc Trimmed −243,008 −$4.52M 46.6%

Q2 2026

quarter ended June 30, 2026 · filed July 22, 2026

Company Action Shares changed Value of change % of portfolio
Bicara Therapeutics Inc Trimmed −6,992 −$208K 63.8%

Q1 2026

quarter ended March 31, 2026 · filed April 22, 2026

No position changes this quarter.

Q4 2025

quarter ended December 31, 2025 · filed February 11, 2026

No position changes this quarter.

Q3 2025

quarter ended September 30, 2025 · filed November 07, 2025

No position changes this quarter.

Q2 2025

quarter ended June 30, 2025 · filed July 22, 2025

Company Action Shares changed Value of change % of portfolio
Cargo Therapeutics Inc Exited −1,100,732 −$4.48M —

Q1 2025

quarter ended March 31, 2025 · filed May 13, 2025

Company Action Shares changed Value of change % of portfolio
Cargo Therapeutics Inc Trimmed −1,000,000 −$4.07M 4.8%

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