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Super Investors GRIZZLYROCK CAPITAL, LLC
GC

GRIZZLYROCK CAPITAL, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$143M
Positions
20
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (11 quarters reported)

$147M $95.8M
Q4 23 Q3 24 Q2 25 Q1 26 Q2 26

$133M in Q4 2023 → $143M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Magnite Inc 15.5% Trimmed 6.0% 1,164,628 $22.1M
Euronet Worldwide Inc 10.5% Added 23% 204,500 $15M
AH Amn Healthcare Svcs Inc 9.0% Trimmed 45% 399,286 $12.9M
Ferroglobe PLC 7.9% Trimmed 1.7% 3,565,959 $11.3M
The Real Brokerage Inc 6.2% Added 34% 4,858,289 $8.84M
DB Driven Brands Hldgs Inc 6.1% Trimmed 47% 621,971 $8.67M
Xponential Fitness Inc 5.7% Added 18% 1,171,622 $8.11M
Glass House Brands Inc 5.6% New 611,000 $7.94M
Olin Corp 5.5% Trimmed 11% 395,094 $7.83M
Powerfleet Inc 4.8% Added 347% 1,794,303 $6.87M
Amentum Holdings Inc 4.6% Added 10% 318,363 $6.58M
RH Ryerson Hldg Corp 4.3% Trimmed 4.6% 248,007 $6.1M
Compass Inc 3.6% New 422,839 $5.21M
JI Janus International Group In 3.2% Added 32% 826,983 $4.59M
Acv Auctions Inc 2.8% Trimmed 23% 564,917 $4.06M
CH Celsius Hldgs Inc 1.9% New 95,000 $2.78M
Fermi Inc 1.6% New 243,500 $2.23M
GE Genesis Energy L P 0.5% Trimmed 32% 49,515 $702K
Enerflex Ltd 0.4% Unchanged 24,000 $588K
Lifecore Biomedical Inc 0.4% Trimmed 88% 103,000 $541K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
AH Amn Healthcare Svcs Inc Trimmed −325,733 −$10.5M 9.0%
Glass House Brands Inc New +611,000 +$7.94M 5.6%
DB Driven Brands Hldgs Inc Trimmed −548,956 −$7.65M 6.1%
Powerfleet Inc Added +1,392,881 +$5.33M 4.8%
Compass Inc New +422,839 +$5.21M 3.6%
Lifecore Biomedical Inc Trimmed −724,488 −$3.8M 0.4%
Golar Lng Ltd Exited −58,000 −$3.14M —
CH Celsius Hldgs Inc New +95,000 +$2.78M 1.9%
Euronet Worldwide Inc Added +37,685 +$2.76M 10.5%
The Real Brokerage Inc Added +1,233,975 +$2.25M 6.2%

Showing the 10 largest of 21 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
GE Genesis Energy L P Trimmed −557,846 −$9.95M 1.0%
The Real Brokerage Inc New +3,624,314 +$9.06M 7.2%
Olin Corp Added +277,094 +$8.24M 10.5%
DB Driven Brands Hldgs Inc Added +650,239 +$8.2M 11.7%
Darling Ingredients Inc Exited −223,000 −$8.03M —
Magnite Inc Added +666,774 +$7.92M 11.7%
Rogers Corp Exited −65,794 −$6.02M —
MI Matthews Intl Corp Exited −173,075 −$4.52M —
Perrigo Co PLC Exited −281,745 −$3.92M —
AH Amn Healthcare Svcs Inc Added +169,493 +$3.11M 10.5%

Showing the 10 largest of 25 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
Euronet Worldwide Inc Added +106,215 +$8.08M 7.2%
Xponential Fitness Inc New +974,184 +$8.02M 6.0%
TN Tidewater Inc New Trimmed −94,075 −$4.75M 1.4%
Magnite Inc Added +181,000 +$2.94M 6.9%
Olin Corp Trimmed −135,000 −$2.81M 2.6%
GS Grifols S A Exited −208,000 −$2.07M —
JI Janus International Group In New +278,760 +$1.82M 1.4%
Acv Auctions Inc Added +220,753 +$1.77M 5.0%
Darling Ingredients Inc Trimmed −40,700 −$1.47M 6.0%
DB Driven Brands Hldgs Inc Trimmed −90,610 −$1.34M 5.8%

Showing the 10 largest of 26 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 14, 2025

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Exited −64,000 −$13.8M —
Magnite Inc Trimmed −583,417 −$12.7M 6.6%
Olin Corp New +303,000 +$7.57M 5.9%
RH Ryerson Hldg Corp New +293,096 +$6.7M 5.2%
Acv Auctions Inc New +618,505 +$6.13M 4.8%
Xperi Inc Trimmed −774,727 −$5.02M 0.8%
AH Amn Healthcare Svcs Inc Added +252,308 +$4.88M 8.1%
IA Integral Ad Science Hldng Co Trimmed −461,889 −$4.7M 0.5%
Rogers Corp Added +44,294 +$3.56M 4.1%
Green Plains Inc Exited −559,082 −$3.37M —

Showing the 10 largest of 22 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr New +64,000 +$13.8M 9.4%
AM Ardagh Metal Packaging S A Trimmed −1,538,497 −$6.58M 0.7%
Lifecore Biomedical Inc New +734,533 +$5.96M 4.1%
IA Integral Ad Science Hldng Co New +523,139 +$4.35M 3.0%
CE Caesars Entertainment Inc Ne Exited −171,180 −$4.28M —
AH Amn Healthcare Svcs Inc Added +182,282 +$3.77M 4.0%
DB Driven Brands Hldgs Inc Trimmed −177,660 −$3.12M 8.1%
EH Everi Hldgs Inc Exited −200,000 −$2.73M —
Hudson Technologies Inc Exited −434,716 −$2.68M —
Clearwater Paper Corp Exited −99,500 −$2.52M —

Showing the 10 largest of 27 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
GE Genesis Energy L P New +637,279 +$10M 9.1%
Darling Ingredients Inc New +203,500 +$6.36M 5.8%
TN Tidewater Inc New Added +99,690 +$4.21M 4.8%
Amentum Holdings Inc New +164,226 +$2.99M 2.7%
Clearwater Paper Corp Added +91,785 +$2.33M 2.3%
ST Shoals Technologies Group In New +494,363 +$1.64M 1.5%
Pathward Financial Inc Trimmed −21,700 −$1.58M 0.6%
OS Orion S.a. Trimmed −102,540 −$1.33M 2.3%
AH Amn Healthcare Svcs Inc Added +36,036 +$881K 2.3%
Magnite Inc Added +35,000 +$399K 9.3%

Showing the 10 largest of 16 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
Pathward Financial Inc Trimmed −97,653 −$7.19M 2.3%
Calumet Inc Exited −372,431 −$6.64M —
Ecovyst Inc Exited −480,630 −$3.29M —
Solarwinds Corp Exited −138,329 −$1.81M —
Magnachip Semiconductor Corp Exited −353,319 −$1.65M —
AH Amn Healthcare Svcs Inc New +66,900 +$1.6M 1.7%
TN Tidewater Inc New New +26,600 +$1.46M 1.5%
Enerflex Ltd Trimmed −141,425 −$1.41M 0.1%
Xperi Inc Added +114,000 +$1.17M 9.6%
CE Caesars Entertainment Inc Ne Added +34,250 +$1.14M 5.5%

Showing the 10 largest of 17 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
CS Calumet Specialty Prods Part Exited −537,602 −$8.63M —
Calumet Inc New +372,431 +$6.64M 5.7%
EH Everi Hldgs Inc Trimmed −460,407 −$6.05M 2.3%
CC Cogent Communications Hldgs Exited −99,047 −$5.59M —
Xperi Inc Added +543,732 +$5.02M 6.2%
Hudson Technologies Inc New +503,595 +$4.2M 3.6%
Pathward Financial Inc Trimmed −58,500 −$3.86M 7.3%
Ferroglobe PLC Added +712,925 +$3.31M 16.6%
C Composecure Inc Exited −464,662 −$3.16M —
Thoughtworks Holding Inc Exited −1,010,373 −$2.87M —

Showing the 10 largest of 22 changes.

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