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Rubric Capital Management LP

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1687509
Institutional-grade research for retail investors

Sector Allocation

  • Healthcare33.6%$3.7B
  • Utilities18.5%$2.0B
  • Industrials15.3%$1.7B
  • Consumer Discretionary7.0%$757.3M
  • Communication Services6.5%$714.5M
  • Financials5.8%$630.9M
  • Technology3.8%$414.9M
  • Consumer Staples2.8%$299.4M
  • Energy2.3%$249.0M
  • Real Estate1.9%$204.8M

AUM History

13fpro.ai/research/fund/rubric-capital-management-lp-1687509

Conviction and streaks

Diversifying · top 10 = 46.4%

From the fund's last 12 quarters of 13F filings: positions held longest at size, and names it added to or trimmed several quarters running.

Largest positions — Q2 2026

Top 20 stock positions. Options are left out: 13F reports them at the underlying's value.

13fpro.ai/research/fund/rubric-capital-management-lp-1687509

Rubric Capital Management LP 13F holdings — Q2 2026

$10.9B portfolio (+15.5% QoQ) · 87 holdings · Q2 2026 13F · top 10 are 46% of the stock portfolio

All holdings — Rubric Capital Management LP (Q2 2026)

87 disclosed positions from the Form 13F-HR on SEC EDGAR, with quarter-over-quarter share changes. Largest by value first; the ten above are not repeated.

Company
ZM$ZMZoom Communications, Inc.$238.7M+176%
GIL$GILGildan Activewear Inc.$232.2M+222%
ARQT$ARQTArcutis Biotherapeutics, Inc.$216.9M—
AMZN$AMZNAMAZON COM INC$214.5MNew
ROIV$ROIVRoivant Sciences Ltd.$212.3M+20%
ZYME$ZYMEZymeworks Inc.$183.0M—
AMCR$AMCRAmcor plc$180.4M+228%
CMPR$CMPRCIMPRESS plc$178.0M+7%
AMRX$AMRXAmneal Pharmaceuticals, Inc.$176.0M-8%
NRIX$NRIXNurix Therapeutics, Inc.$175.3M+192%
MCY$MCYMERCURY GENERAL CORP$164.3M-28%
PFSI$PFSIPennyMac Financial Services, Inc.$148.1M+3006%
IART$IARTINTEGRA LIFESCIENCES HOLDINGS CORP$139.3M—
DK$DKDelek US Holdings, Inc.$136.5M—
LBTYA$LBTYALiberty Global Ltd.$133.6M—

What changed in Q2 2026

Against the previous quarter's 13F: 18 new, 35 added to, 10 trimmed, 14 sold out. Share-count changes; largest moves by dollar size first.

New positions (18)

  • FLR$FLRFLUOR CORP$262.9M

    first bought this quarter

  • AMZN$AMZNAMAZON COM INC$214.5M

    first bought this quarter

  • SON$SONSONOCO PRODUCTS CO$64.4M

    first bought this quarter

  • STUB$STUBStubHub Holdings, Inc.$64.3M

    first bought this quarter

  • GLXY$GLXYGalaxy Digital Inc.$64.1M

    first bought this quarter

  • ESTA$ESTAESTABLISHMENT LABS HOLDINGS INC.$59.1M

    first bought this quarter

+12 more in the Excel export

Added to (35)

  • GIL$GILGildan Activewear Inc.+222%

    now $232.2M

  • ZM$ZMZoom Communications, Inc.+176%

    now $238.7M

  • PFSI$PFSIPennyMac Financial Services, Inc.+3006%

    now $148.1M

  • AMCR$AMCRAmcor plc+228%

    now $180.4M

  • NRIX$NRIXNurix Therapeutics, Inc.+192%

    now $175.3M

  • FTAI$FTAIFTAI Aviation Ltd.+16%

    now $811.6M

+29 more in the Excel export

Trimmed (10)

  • ADEA$ADEAAdeia Inc.-50%

    now $70.0M

  • MCY$MCYMERCURY GENERAL CORP-28%

    now $164.3M

  • CRI$CRICARTERS INC-91%

    now $3.6M

  • PRLB$PRLBProto Labs Inc-78%

    now $8.9M

  • TRVI$TRVITrevi Therapeutics, Inc.-33%

    now $46.7M

  • AMRX$AMRXAmneal Pharmaceuticals, Inc.-8%

    now $176.0M

+4 more in the Excel export

Sold out (14)

  • PUTISHARES TRwas $1.3B
  • CEG$CEGConstellation Energy Corpwas $199.7M

    held 2 qtrs

  • AKAM$AKAMAKAMAI TECHNOLOGIES INCwas $149.3M

    held 2 qtrs

  • TDS$TDSTELEPHONE & DATA SYSTEMS INC /DE/was $77.9M

    held 3 qtrs

  • PTGX$PTGXProtagonist Therapeutics, Incwas $45.1M

    held 1 qtr

  • CVGW$CVGWCALAVO GROWERS INCwas $36.5M

    held 1 qtr

+8 more in the Excel export

Firm AUM (Form ADV): $9.6B as of 2025-12-31 · SEC IAPD

Holdings by quarter

Every 13F Rubric Capital Management LP has filed, 38 earlier quarters. Pick one to see what it held then.

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Portfolio Overview

Rubric Capital Management LP disclosed 87 positions worth $10.9B in its Form 13F-HR for Q2 2026, led by $TLN (Talen Energy Corp) at 12.7% of the equity portfolio, followed by $FTAI and $VTRS. During the quarter the fund opened 18 new positions and exited 14 — including a new stake in $FLR. The portfolio is most concentrated in Healthcare (33.6% of disclosed assets). All figures are sourced directly from Rubric Capital Management LP’s Form 13F-HR filing with the SEC under CIK 1687509.

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