13F-HR filed by Nierenberg Investment Management Company, LLC
Nierenberg Investment Management Company, LLC filed this 13F-HR for the quarter ended 2025-09-30, filed 2025-11-12, with 52 holding rows worth $233,997,025.
- Accession
- 0001941040-25-000623
- Filer
- CIK 1282683
- Filed
- 2025-11-12
- Accepted by EDGAR
- acceptance time not in the bulk data set
- Ingested
- Source
- SEC quarterly data set
13F report for Q3 2025
A holdings report, 52 entries on the cover page, a total value of $233,997,025 stated on the cover page (in dollars after the unit check, H1), rows summing to $233,997,025 with VALUE read as dollars as filed, 13F file number 028-10859. The quarter's positions are built on this report. The resolved quarter.
The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).
| Issuer as filed | CUSIP | Class | Amount | Value | Value read as | Type |
|---|---|---|---|---|---|---|
| POTBELLY CORP | 73754Y100 | COM | 2,980,564 | $50,788,811 | dollars as filed | |
| EQT CORP COM | 26884L109 | Stock | 536,693 | $29,212,200 | dollars as filed | |
| MR COOPER GROUP INC | 62482R107 | COM | 126,121 | $26,585,046 | dollars as filed | |
| LYFT INC | 55087P104 | CL A COM | 813,555 | $17,906,346 | dollars as filed | |
| SPY | 78462F103 | SHS | 25,000 | $16,654,500 | dollars as filed | put |
| RIVERVIEW BANCORP INC | 769397100 | COM | 2,032,775 | $10,916,002 | dollars as filed | |
| INVESCO QQQ TR | 46090E103 | COM | 17,100 | $10,266,327 | dollars as filed | put |
| CRITEO S A SPONS ADS | 226718104 | ADR | 424,959 | $9,604,073 | dollars as filed | |
| GE Vernova Inc. | 36828A101 | COM | 11,200 | $6,886,880 | dollars as filed | put |
| GREEN DOT CORP CLASS A | 39304D102 | CL A | 339,110 | $4,554,247 | dollars as filed | |
| NVIDIA Corp | 67066G104 | COM | 22,800 | $4,254,024 | dollars as filed | put |
| BROOKDALE SR LIVING INC | 112463104 | COM | 410,110 | $3,473,632 | dollars as filed | |
| Broadcom Inc. | 11135F101 | COM | 10,200 | $3,365,082 | dollars as filed | put |
| ADTRAN HOLDINGS INC | 00486H105 | COM | 343,110 | $3,218,372 | dollars as filed | |
| VERTIV HOLDINGS CO COM CL A | 92537N108 | Stock | 21,200 | $3,198,232 | dollars as filed | put |
| ARISTA NETWORKS INC | 040413205 | COM | 18,600 | $2,710,206 | dollars as filed | put |
| KBR INC COM | 48242W106 | Stock | 53,710 | $2,539,946 | dollars as filed | |
| CONSTELLATION ENERGY CORP COM | 21037T109 | Stock | 7,100 | $2,336,397 | dollars as filed | put |
| CONCENTRIX CORP | 20602D101 | COM | 50,480 | $2,329,652 | dollars as filed | |
| DIVERSIFIED HEALTHCARE TR | 25525P107 | COM SH BEN INT | 456,110 | $2,011,445 | dollars as filed | |
| ECOVYST INC | 27923Q109 | COM | 228,810 | $2,004,376 | dollars as filed | |
| MATCH GROUP INC NEW | 57667L107 | COM | 56,680 | $2,001,938 | dollars as filed | |
| EXPAND ENERGY CORPORATION COM | 165167735 | Stock | 15,555 | $1,652,563 | dollars as filed | |
| TUTOR PERINI CORP | 901109108 | COM | 24,680 | $1,618,761 | dollars as filed | |
| EXPAND ENERGY CORPORATION COM | 165167735 | Stock | 14,000 | $1,487,360 | dollars as filed | call |
| DXC TECHNOLOGY CO COM | 23355L106 | Stock | 99,555 | $1,356,935 | dollars as filed | |
| RANGE RES CORP COM | 75281A109 | Stock | 29,555 | $1,112,450 | dollars as filed | |
| SEABOARD CORP DEL | 811543107 | COM | 286 | $1,043,042 | dollars as filed | |
| PREFORMED LINE PRODS CO | 740444104 | COM | 4,555 | $893,463 | dollars as filed | |
| BREAD FINANCIAL HOLDINGS INC | 018581108 | COM | 15,380 | $857,743 | dollars as filed | |
| HELIX ENERGY SOLUTIONS GRP INC COM | 42330P107 | Stock | 124,450 | $816,392 | dollars as filed | |
| OSHKOSH CORP COM | 688239201 | Stock | 5,750 | $745,775 | dollars as filed | |
| ACCENDRA HEALTH INC | 690732102 | COM | 150,000 | $720,000 | dollars as filed | put |
| OIL STS INTL INC | 678026105 | COM | 111,555 | $676,023 | dollars as filed | |
| TECHTARGET INC | 87874R308 | COM NEW | 111,555 | $648,135 | dollars as filed | |
| ARHAUS INC | 04035M102 | COMMON STOCK | 59,310 | $630,465 | dollars as filed | |
| Berry Corp | 08579X101 | Common Stock | 160,000 | $604,800 | dollars as filed | call |
| Eaton Corp. Plc | G29183103 | COM | 1,600 | $598,800 | dollars as filed | put |
| CLEARFIELD INC | 18482P103 | COMMON STOCK | 16,510 | $567,614 | dollars as filed | |
| FLUOR CORP | 343412102 | COM | 6,555 | $275,769 | dollars as filed | |
| ORASURE TECHNOLOGIES INC | 68554V108 | COM | 44,555 | $143,022 | dollars as filed | |
| ACCENDRA HEALTH INC | 690732102 | COM | 27,555 | $132,264 | dollars as filed | |
| WABASH NATIONAL CORP | 929566107 | COMMON STOCK | 12,555 | $123,918 | dollars as filed | |
| GULF IS FABRICATION INC | 402307102 | COM | 17,555 | $123,236 | dollars as filed | |
| FORRESTER RESH INC | 346563109 | COM | 11,555 | $122,483 | dollars as filed | |
| SCYNEXIS INC | 811292200 | COM NEW | 75,555 | $58,177 | dollars as filed | |
| CYTOMX THERAPEUTICS INC | 23284F105 | COMMON STOCK | 12,555 | $40,050 | dollars as filed | |
| TALKSPACE INC | 87427V103 | COM | 11,555 | $31,892 | dollars as filed | |
| EVENTBRITE INC | 29975E109 | COM CL A | 11,555 | $29,119 | dollars as filed | |
| NN INC | 629337106 | COM | 13,555 | $27,923 | dollars as filed | |
| W & T OFFSHORE INC | 92922P106 | COM | 13,555 | $24,670 | dollars as filed | |
| OLAPLEX HLDGS INC | 679369108 | COM | 12,555 | $16,447 | dollars as filed |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001941040-25-000623 | this filing | 2025-11-12 | acceptance time not in the bulk data set |