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Private Markets & Alternative Investments

Rubric Capital Management: Platform Profile

Platform profileUpdated 2026-09-07

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Overview

Rubric Capital Management is a New York alternative investment manager using a value-oriented long/short approach. Current manager databases describe a strategy built around deep-value long ideas, a dedicated alpha-oriented short book, fundamental research and relatively low net exposure.

Rubric has also used public activist and engaged-ownership tools in selected situations. That does not make every investment an activist campaign.

May fit better for

  • qualified investors seeking fundamental long/short equity exposure;
  • allocators interested in value-oriented stock selection;
  • investors comfortable with short selling and active ownership;
  • investors able to tolerate concentrated security-specific risk;
  • users who understand why 13F can exceed regulatory AUM.

May fit less well for

  • retail users seeking public self-service hedge-fund access;
  • investors seeking passive index exposure;
  • users who interpret a low-net objective as guaranteed low volatility;
  • investors who treat 13F value as firm NAV;
  • investors expecting one public minimum or fee schedule.

Rubric is SEC registered

  • Legal adviser: Rubric Capital Management LP
  • CRD: 285090
  • SEC number: 801-108413
  • SEC registered investment adviser: Yes

Current regulatory AUM is $9.581B

Current March 30, 2026 Form-ADV-derived data:

  • Regulatory AUM: $9.581B
  • Regulatory AUM exact: $9,581,125,895
  • Regulatory AUM as of: 2026-03-30
  • Discretionary AUM: $9.581B
  • Client accounts: 9

Q2 2026 13F value is $10.901B

Regulatory filings show:

  • Q2 2026 13F value: $10.901B
  • Q2 2026 13F as of: 2026-06-30
  • Q2 2026 13F holding count: 87
  • Q2 2026 13F filing ID: 000110465926097098

Why the 13F can exceed RAUM

A 13F is a regulatory report of specified long securities and certain options. It is not investor NAV and does not net long and short economic exposure.

Do not publish “Rubric manages $10.9B” based solely on the Q2 filing.

Strategy is value-oriented long/short

Current manager-database descriptions based on regulatory and industry information support:

  • Value oriented: Yes
  • Long short: Yes
  • Fundamental research: Yes
  • Deep value long book: Yes
  • Alpha short book: Yes
  • Low net exposure objective: Yes
  • Multi year perspective: Yes
  • Equity and debt capability: Yes

Active ownership is a capability, not the entire strategy

Rubric has filed activist ownership reports and engaged publicly with selected portfolio companies.

Current private-fund GAV is about $9.1B

Current Form-ADV-derived fund data:

  • Private fund count: 4
  • Private fund gross assets: $9.1B
  • Rubric Capital Master Fund gross assets: $8.7B

Gross fund assets and RAUM are different regulatory measures even when they are close.

Universal terms remain undisclosed

  • Public self service retail signup: No

Assessment

Rubric's Q2 13F exceeds its March regulatory AUM, but that does not mean the firm's AUM is $10.9B.

The filing, RAUM and private-fund GAV are three different regulatory views of a long/short platform.

General information

Legal entityRubric Capital Management LP

Offering structure and liquidity

StructureSEC-registered private long/short investment manager using pooled funds for a value-oriented, fundamental strategy with a dedicated short book and selective active-ownership or engagement campaigns.

Sources

  1. rubriccapital.com
  2. adviserinfo.sec.gov — 285090
  3. reports.adviserinfo.sec.gov — 285090
  4. adv.news — 285090
  5. rialytix.com — Rubric capital management lp
  6. fundvendors.com — Rubric capital management lp
  7. filingexplorer.com — Rubric capital management lp
  8. 13f.info — 0001687509 rubric capital management lp
  9. sec.gov — 0001104659 26 097098 index
  10. hedgefunddb.com — RUBRIC CAPITAL MANAGEMENT LP
  11. assets.disclosurequest.com — Primary doc
  12. adviserinfo.sec.gov — 288363