DOSSIER · 13F-HR · Q1 2026

Rubicon Founders LLC

Rubicon Founders's asset manager based in Stamford, CT $138M in tracked AUM across 3 positions as of Q1 2026.

RF
Rubicon Founders·Stamford, CT·Asset Manager
CIK 0002032489 · last filed Mar 31, 2026
Total AUM
$138M
6.5%
vs prior
Holdings
3
positions
Whale Score
74
74
strong
Activity
no data
changes this Q
Top sector
Tech
17% weight
concentration
AI Analysis · Q1 2026 · Q1 2026

Portfolio Overview

Rubicon Founders LLC presents a highly concentrated and aggressively expanding portfolio as of the reporting period ended September 30, 2025. The firm’s total assets under management (AUM) surged dramatically by 194.7%, growing from approximately $65.49 million in the previous quarter to $192.97 million. This rapid capital infusion indicates a period of significant growth or deployment of fresh capital. The portfolio is exceptionally non-diversified, comprising only two h...

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
PRVA
PRIVIA HEALTH GROUP INC
$122M5.9M88.9%
02
EVH
EVOLENT HEALTH INC
$13M5.8M9.6%
03
AGL
AGILON HEALTH INC
$2M252K1.4%

Filing history

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