Optimist LP Fund and Optimist Trust Fund, managed by BloombergSen Inc.

Concentrated global growth-oriented value investing with a five-year absolute-return horizon and emphasis on exceptional management, large growth runways, moats, and attractive valuation.$50M AUM10 published ideas

Optimist Fund is a mission-driven investment partnership managed by BloombergSen Inc. The strategy concentrates capital in growth-oriented value opportunities where management quality, large addressable markets, durable competitive advantages, strong unit economics, and a five-year valuation framework can create outsized returns.

www.optimistfund.com

Ideas from Optimist LP Fund and Optimist Trust Fund, managed by BloombergSen Inc.

LongTDUPJun 2026

ThredUp Inc.

ThredUp’s active buyers, orders, and revenue all beat expectations, growing 25%, 19%, and 15% year over year, and management guided to acceleration across those trends. Optimist…

LongFAJun 2026

First Advantage Corporation

First Advantage delivered 9% organic revenue growth, 14% EBITDA growth, and 52% adjusted earnings-per-share growth year over year, all above expectations. Management reiterated…

LongAFRMJun 2026

Affirm Holdings, Inc.

Optimist believes Affirm has built a structurally superior buy-now-pay-later model by underwriting every transaction individually with known merchant, basket, and repayment…

LongWJun 2026

Wayfair Inc.

Wayfair delivered high-single-digit revenue growth and material EBITDA expansion in the quarter. After visiting the new Columbus store, Optimist became more convinced that…

LongCVNAJun 2026

Carvana Co.

Carvana’s retail units continued to grow at roughly 40% year over year, which Optimist views as unusually strong organic growth. A visit to the Cleveland reconditioning center…

LongTDUPJun 2026

ThredUp Inc.

ThredUp’s active buyers, orders, and revenue all beat expectations, growing 25%, 19%, and 15% year over year, and management guided to acceleration across those trends. Optimist…

LongFAJun 2026

First Advantage Corporation

First Advantage delivered 9% organic revenue growth, 14% EBITDA growth, and 52% adjusted earnings-per-share growth year over year, all above expectations. Management reiterated…

LongCVNAJun 2026

Carvana Co.

Carvana’s retail units continued to grow at roughly 40% year over year, which Optimist views as unusually strong organic growth. A visit to the Cleveland reconditioning center…

LongAFRMJun 2026

Affirm Holdings, Inc.

Optimist believes Affirm has built a structurally superior buy-now-pay-later model by underwriting every transaction individually with known merchant, basket, and repayment…

LongWJun 2026

Wayfair Inc.

Wayfair delivered high-single-digit revenue growth and material EBITDA expansion in the quarter. After visiting the new Columbus store, Optimist became more convinced that…

Letters covered

  • Q2 2026 Quarterly LetterJune 30, 2026
  • Q2 2026 Quarterly LetterJune 30, 2026

Source PDFs are not republished here; only extracted ideas and quotes.