GRIZZLYROCK CAPITAL, LLC — 13F Holdings & Portfolio
CIK 2011732 · latest 13F-HR filed 2026-05-15
GRIZZLYROCK CAPITAL, LLC manages $126.3M in 13F-reported U.S. long-equity assets across 18 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are GSM (11.84%), DRVN (11.69%), MGNI (11.65%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 3 new positions, exited 7, added to 7, and trimmed 8.
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.
$126.3M
Long-equity book
18
Distinct positions
2026-03-31
Filed 2026-05-15
+3 / −7 / ↑7 / ↓8
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- OLIN CORP$9.7M +278.1%
- DRIVEN BRANDS HLDGS INC$7.0M +91.3%
- MAGNITE INC$5.4M +58.5%
- AMN HEALTHCARE SVCS INC$4.5M +51.9%
- GOLAR LNG LTD$1.8M +141.0%
Top Trims
- GENESIS ENERGY L P-$8.5M -86.9%
- FERROGLOBE PLC-$4.0M -20.9%
- ACV AUCTIONS INC-$3.6M -53.9%
- LIFECORE BIOMEDICAL INC-$3.0M -49.4%
- XPONENTIAL FITNESS INC-$2.0M -25.3%
Exited Positions
- DARLING INGREDIENTS INC$8.0M
- ROGERS CORP$6.0M
- MATTHEWS INTL CORP$4.5M
- PERRIGO CO PLC$3.9M
- TIDEWATER INC NEW$1.9M
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 | FERROGLOBE PLC | GSM | G33856108 | $15.0M | 11.84% | 3,628,840 | SH |
| 2 | DRIVEN BRANDS HLDGS INC | DRVN | 26210V102 | $14.8M | 11.69% | 1,170,927 | SH |
| 3 | MAGNITE INC | MGNI | 55955D100 | $14.7M | 11.65% | 1,238,680 | SH |
| 4 | AMN HEALTHCARE SVCS INC | AMN | 001744101 | $13.3M | 10.53% | 725,019 | SH |
| 5 | OLIN CORP | OLN | 680665205 | $13.2M | 10.48% | 445,094 | SH |
| 6 | EURONET WORLDWIDE INC | EEFT | 298736109 | $11.1M | 8.77% | 166,815 | SH |
| 7 | THE REAL BROKERAGE INC | REAX | 75585H206 | $9.1M | 7.17% | 3,624,314 | SH |
| 8 | AMENTUM HOLDINGS INC | AMTM | 023939101 | $7.5M | 5.97% | 289,113 | SH |
| 9 | XPONENTIAL FITNESS INC | XPOF | 98422X101 | $6.0M | 4.74% | 994,580 | SH |
| 10 | RYERSON HLDG CORP | RYZ | 783754104 | $5.8M | 4.63% | 260,007 | SH |
| 11 | JANUS INTERNATIONAL GROUP IN | JBI | 47103N106 | $3.2M | 2.56% | 626,983 | SH |
| 12 | GOLAR LNG LTD | GLNG | G9456A100 | $3.1M | 2.48% | 58,000 | SH |
| 13 | ACV AUCTIONS INC | ACVA | 00091G104 | $3.1M | 2.45% | 731,289 | SH |
| 14 | LIFECORE BIOMEDICAL INC | LFCR | 514766104 | $3.1M | 2.44% | 827,488 | SH |
| 15 | GENESIS ENERGY L P | GEL | 371927104 | $1.3M | 1.02% | 72,500 | SH |
| 16 | POWERFLEET INC | AIOT | 73931J109 | $1.2M | 0.98% | 401,422 | SH |
| 17 | ENERFLEX LTD | EFXT | 29269R105 | $502.1K | 0.40% | 24,000 | SH |
| 18 | ORION S.A. | OEC | L72967109 | $256.8K | 0.20% | 39,500 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $126.3M | 18 | 0001214659-26-006454 |
| 2025-12-31 | 2026-02-17 | $133.6M | 22 | 0001214659-26-001965 |
| 2025-09-30 | 2025-11-14 | $128.8M | 23 | 0001214659-25-016622 |