Harvey Partners, LLC
- SEC CIK
- 0001406484
- Latest filing
- Aug 14, 2026
Holdings in Q3 2025
Holdings as of Sep 30, 2025, filed Nov 14, 2025. Long positions only; changes compare share counts with Q2 2025.
- Positions
- 44
- +3 vs. Q2 2025
- Portfolio value
- $1.10B
- +$97.6M (+9.7%) vs. Q2 2025
| Security | Class | Shares | Value | % of portfolio | Share change | Action | History |
|---|---|---|---|---|---|---|---|
| NPOEnpro Inc. | COM | 249,000 | $56.3M | 5.1% | +10,108+4.2% | Added | History |
| BWXTBWX Technologies, Inc. | COM | 289,500 | $53.4M | 4.9% | −46,000−13.7% | Reduced | History |
| AZZAzz Inc | COM | 485,414 | $53.0M | 4.8% | −114,861−19.1% | Reduced | History |
| GLDDGreat Lakes Dredge & Dock CORP | COM | 3,700,551 | $44.4M | 4.0% | −32,449−0.9% | Reduced | History |
| ADEAAdeia Inc. | COM | 2,614,500 | $43.9M | 4.0% | −575,444−18.0% | Reduced | History |
| LASRNlight, Inc. | COM | 1,397,444 | $41.4M | 3.8% | −709,904−33.7% | Reduced | History |
| BVBrightView Holdings, Inc. | COM | 2,949,000 | $39.5M | 3.6% | +141,000+5.0% | Added | History |
| WCNWaste Connections, Inc. | COM | 224,000 | $39.4M | 3.6% | −63,500−22.1% | Reduced | History |
| MTRNMATERION Corp | COM | 318,000 | $38.4M | 3.5% | +318,000 | New | History |
| MKSIMKS Inc | COM | 289,000 | $35.8M | 3.3% | +19,401+7.2% | Added | History |
| THRMGentherm Inc | COM | 1,024,500 | $34.9M | 3.2% | +431,072+72.6% | Added | History |
| NGVTIngevity Corp | COM | 601,000 | $33.2M | 3.0% | +28,953+5.1% | Added | History |
| CALXCalix, Inc | COM | 533,500 | $32.7M | 3.0% | +9,323+1.8% | Added | History |
| AWIArmstrong World Industries Inc | COM | 166,300 | $32.6M | 3.0% | −47,755−22.3% | Reduced | History |
| MLMMartin Marietta Materials Inc | COM | 51,100 | $32.2M | 2.9% | +3,170+6.6% | Added | History |
| BATRKAtlanta Braves Holdings, Inc. | COM SER C | 741,500 | $30.8M | 2.8% | +32,114+4.5% | Added | History |
| MRCMRC Global Inc. | COM | 2,042,286 | $29.4M | 2.7% | +105,726+5.5% | Added | History |
| LFUSLittelfuse Inc | COM | 108,700 | $28.2M | 2.6% | +41,763+62.4% | Added | History |
| SMGScotts Miracle-Gro Co | Stock | 471,500 | $26.9M | 2.4% | +14,657+3.2% | Added | History |
| ULSUL Solutions Inc. | CLASS A COM SHS | 370,000 | $26.2M | 2.4% | +35,988+10.8% | Added | History |
| CHKPCheck Point Software Technologies Ltd | ORD | 123,000 | $25.4M | 2.3% | +2,180+1.8% | Added | History |
| ASTEAstec Industries Inc | COM | 501,000 | $24.1M | 2.2% | +163,155+48.3% | Added | History |
| VRNSVaronis Systems Inc | COM | 405,800 | $23.3M | 2.1% | +17,041+4.4% | Added | History |
| RTORentokil Initial PLC | SPONSORED ADR | 885,000 | $22.3M | 2.0% | −335,000−27.5% | Reduced | History |
| Cyberark Software LtdM2682V108 | SHS | 44,200 | $21.4M | 1.9% | +4,931+12.6% | Added | – |
| NOKNokia Corp | SPONSORED ADR | 4,291,500 | $20.6M | 1.9% | +87,548+2.1% | Added | History |
| THRThermon Group Holdings, Inc. | COM | 771,500 | $20.6M | 1.9% | +131,769+20.6% | Added | History |
| CTSCTS Corp | COM | 493,500 | $19.7M | 1.8% | +210,964+74.7% | Added | History |
| CWSTCasella Waste Systems Inc | CL A | 196,000 | $18.6M | 1.7% | +65,675+50.4% | Added | History |
| OECOrion S.A. | COM | 2,424,995 | $18.4M | 1.7% | 00.0% | Unchanged | History |
| MANUManchester United plc | ORD CL A | 1,102,500 | $16.7M | 1.5% | +150,802+15.8% | Added | History |
| VMEOVimeo, Inc. | COMMON STOCK | 1,988,500 | $15.4M | 1.4% | +25,728+1.3% | Added | History |
| Invesco QQQ Trust Series I46090E103 | ETF | 24,480 | $14.7M | 1.3% | +7,000+40.0% | Added | – |
| KNKnowles Corp | COM | 622,500 | $14.5M | 1.3% | +622,500 | New | History |
| RSKDRiskified Ltd. | SHS CL A | 3,093,000 | $14.5M | 1.3% | +523,855+20.4% | Added | History |
| VPGVishay Precision Group, Inc. | COM | 372,000 | $11.9M | 1.1% | +65,315+21.3% | Added | History |
| MTRXMatrix Service Co | COM | 852,381 | $11.1M | 1.0% | −369,381−30.2% | Reduced | History |
| DECKDeckers Outdoor Corp | COM | 100,000 | $10.1M | 0.9% | +100,000 | New | History |
| iShares Russell 2000 ETF464287655 | ETF | 40,000 | $9.68M | 0.9% | 00.0% | Unchanged | – |
| APLDApplied Digital Corp. | COM NEW | 250,000 | $5.74M | 0.5% | 00.0% | Unchanged | History |
| ICHRIchor Holdings, Ltd. | SHS | 182,000 | $3.19M | 0.3% | +182,000 | New | History |
| MIAXMiami International Holdings, Inc. | COM | 50,000 | $2.01M | 0.2% | +50,000 | New | History |
| SSTISoundthinking, Inc. | COM | 149,544 | $1.80M | 0.2% | −127,563−46.0% | Reduced | History |
| HBIOHarvard Bioscience Inc | COM | 2,050,000 | $898.9K | 0.1% | −91,099−4.3% | Reduced | History |
Options (2)
Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.
| Security | Class | Puts | Calls |
|---|---|---|---|
| iShares Russell 2000 ETF464287655 | ETF | $19.4M | – |
| Invesco QQQ Trust Series I46090E103 | ETF | $6.00M | – |
Sold out since Q2 2025 (2)
Positions held at the end of Q2 2025 that are gone from this filing.