Rubric Capital Management LP — 13F Holdings & Portfolio

CIK 1687509 · latest 13F-HR filed 2026-08-14

Rubric Capital Management LP manages $10.90B in 13F-reported U.S. long-equity assets across 87 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are TLN (12.70%), FTAI (7.45%), VTRS (4.98%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 18 new positions, exited 13, added to 52, and trimmed 14.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
155 EAST 44TH ST, SUITE 1630
NEW YORK, NY 10017
Phone
(212) 418-1881
Filing Manager
Rubric Capital Management LP
NEW YORK, NY
Signatory
Michael Nachmani
Chief Operating Officer
Loading holdings…
AUM

$10.90B

Long-equity book

Holdings

87

Distinct positions

Period

2026-06-30

Filed 2026-08-14

Q/Q Activity

+18 / −13 / ↑52 / ↓14

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • TALEN ENERGY CORP$234.2M +20.4%
  • FTAI AVIATION LTD$180.4M +28.6%
  • ZOOM COMMUNICATIONS INC$158.3M +196.7%
  • GILDAN ACTIVEWEAR INC$154.5M +198.9%
  • PENNYMAC FINL SVCS INC NEW$143.3M +2995.7%
Show all 52 →

Top Trims

  • GOLAR LNG LTD-$39.2M -7.9%
  • ADEIA INC-$32.9M -32.0%
  • CARTERS INC-$32.9M -90.2%
  • MERCURY GENL CORP NEW-$25.6M -13.5%
  • PROTO LABS INC-$18.9M -68.1%
Show all 14 →

New Positions

  • FLUOR CORP$262.9M
  • AMAZON COM INC$214.5M
  • SONOCO PRODS CO$64.4M
  • STUBHUB HLDGS INC$64.3M
  • GALAXY DIGITAL INC.$64.1M
Show all 18 →

Exited Positions

  • CONSTELLATION ENERGY CORP$199.7M
  • AKAMAI TECHNOLOGIES INC$149.3M
  • TELEPHONE & DATA SYS INC$77.9M
  • PROTAGONIST THERAPEUTICS INC$45.1M
  • CALAVO GROWERS INC$36.5M
Show all 13 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 TALEN ENERGY CORP TLN 87422Q109 $1.38B 12.70% 3,602,171 SH
2 FTAI AVIATION LTD FTAI G3730V105 $811.6M 7.45% 3,000,000 SH
3 VIATRIS INC VTRS 92556V106 $542.6M 4.98% 34,168,743 SH
4 TEVA PHARMACEUTICAL INDS LTD TEVA 881624209 $527.7M 4.84% 15,575,000 SH
5 GOLAR LNG LTD GLNG G9456A100 $457.5M 4.20% 9,178,978 SH
6 VISTRA CORP VST 92840M102 $284.7M 2.61% 1,794,953 SH
7 TRANSALTA CORP TAC 89346D107 $279.8M 2.57% 20,232,011 SH
8 FLUOR CORP FLR 343412102 $262.9M 2.41% 5,017,248 SH
9 KINIKSA PHARMACEUTICALS INTL KNSA G52694109 $255.8M 2.35% 3,999,800 SH
10 BGC GROUP INC BGC 088929104 $254.4M 2.33% 23,800,000 SH
11 ZOOM COMMUNICATIONS INC ZM 98980L101 $238.7M 2.19% 2,766,009 SH
12 GILDAN ACTIVEWEAR INC GIL 375916103 $232.2M 2.13% 4,500,000 SH
13 ARCUTIS BIOTHERAPEUTICS INC ARQT 03969K108 $216.9M 1.99% 8,271,577 SH
14 AMAZON COM INC AMZN 023135106 $214.5M 1.97% 900,000 SH
15 ROIVANT SCIENCES LTD ROIV G76279101 $212.3M 1.95% 6,000,000 SH
16 ZYMEWORKS INC ZYME 98985Y108 $183.0M 1.68% 7,000,000 SH
17 AMCOR PLC AMCR G0250X149 $180.4M 1.66% 4,162,030 SH
18 CIMPRESS PLC CMPR G2143T103 $178.0M 1.63% 1,750,000 SH
19 AMNEAL PHARMACEUTICALS INC AMRX 03168L105 $176.0M 1.61% 10,168,660 SH
20 NURIX THERAPEUTICS INC NRIX 67080M103 $175.3M 1.61% 7,227,778 SH
21 MERCURY GENL CORP NEW MCY 589400100 $164.3M 1.51% 1,541,440 SH
22 PENNYMAC FINL SVCS INC NEW PFSI 70932M107 $148.1M 1.36% 1,700,000 SH
23 INTEGRA LIFESCIENCES HLDGS C IART 457985208 $139.3M 1.28% 7,753,934 SH
24 DELEK US HLDGS INC NEW DK 24665A103 $136.5M 1.25% 2,687,449 SH
25 LIBERTY GLOBAL LTD LBTYA G61188101 $133.6M 1.23% 11,752,855 SH
26 MEIRAGTX HLDGS PLC MGTX G59665102 $122.9M 1.13% 9,100,000 SH
27 GEO GROUP INC GEO 36162J106 $122.1M 1.12% 4,131,219 SH
28 LIBERTY LATIN AMERICA LTD LILAK G9001E128 $121.9M 1.12% 15,645,430 SH
29 SCHRODINGER INC SDGR 80810D103 $104.0M 0.95% 6,400,000 SH
30 ECOVYST INC ECVT 27923Q109 $102.2M 0.94% 8,211,888 SH
31 LIBERTY GLOBAL LTD LBTYK G61188127 $101.9M 0.93% 9,259,361 SH
32 COMPASS INC COMP 20464U100 $101.3M 0.93% 8,218,394 SH
33 NEWELL BRANDS INC NWL 651229106 $98.2M 0.90% 16,000,000 SH
34 EDGEWELL PERSONAL CARE CO EPC 28035Q102 $95.2M 0.87% 3,544,465 SH
35 CORECIVIC INC CXW 21871N101 $86.5M 0.79% 2,847,436 SH
36 ARDELYX INC ARDX 039697107 $82.6M 0.76% 16,202,700 SH
37 ENOVIS CORPORATION ENOV 194014502 $80.7M 0.74% 3,900,000 SH
38 ADMA BIOLOGICS INC ADMA 000899104 $78.2M 0.72% 9,339,414 SH
39 MANNKIND CORP MNKD 56400P706 $76.7M 0.70% 18,000,000 SH
40 DRIVEN BRANDS HLDGS INC DRVN 26210V102 $73.9M 0.68% 5,300,613 SH
41 OPKO HEALTH INC OPK 68375N103 $71.7M 0.66% 47,791,243 SH
42 MISSION PRODUCE INC AVO 60510V108 $70.5M 0.65% 5,981,953 SH
43 ADEIA INC ADEA 00676P107 $70.0M 0.64% 2,126,633 SH
44 RENEW ENERGY GLOBAL PLC RNW G7500M104 $68.8M 0.63% 11,000,000 SH
45 STRATASYS LTD SSYS M85548101 $68.5M 0.63% 8,000,000 SH
46 ARS PHARMACEUTICALS INC SPRY 82835W108 $68.4M 0.63% 8,540,861 SH
47 ANDERSONS INC ANDE 034164103 $68.4M 0.63% 999,559 SH
48 PRIMO BRANDS CORPORATION PRMB 741623102 $65.3M 0.60% 2,672,231 SH
49 SONOCO PRODS CO SON 835495102 $64.4M 0.59% 1,143,562 SH
50 STUBHUB HLDGS INC STUB 86384P109 $64.3M 0.59% 5,000,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $10.90B 87 0001104659-26-097098
2026-03-31 2026-05-15 $9.44B 83 0001104659-26-062466
2025-12-31 2026-02-13 $8.36B 76 0001104659-26-015172
2025-09-30 2025-11-14 $8.86B 72 0001104659-25-112706