Nierenberg Investment Management Company, LLC
CIK: 0001282683Latest portfolio: $206.0M · Q4 2025
Holdings
44
Total Value
$206.0M
New Positions
8
Closed Positions
14
Top Holdings
View All 44 Holdings →| # | Stock | Shares | Value | % Portfolio | Change | Type |
|---|---|---|---|---|---|---|
| 1 | SGOVISHARES TR | 640,597 | $64.3M | 31.22% | NEW | |
| 2 | EQTEQT CORP | 533,363 | $28.6M | 13.88% | -3,330 | |
| 3 | RKTROCKET COS INC | 1,336,631 | $25.9M | 12.56% | NEW | |
| 4 | CRTOCRITEO S A | 888,888 | $18.3M | 8.89% | +464K | |
| 5 | LYFTLYFT INC | 813,555 | $15.8M | 7.65% | — | |
| 6 | RVSBRIVERVIEW BANCORP INC | 2,032,775 | $10.2M | 4.95% | — | |
| 7 | GEVGE VERNOVA INC | 7,600 | $5.0M | 2.41% | -3,600 | Put |
| 8 | B7SBROOKDALE SR LIVING INC | 410,110 | $4.4M | 2.15% | — | |
| 9 | GDOTGREEN DOT CORP | 339,110 | $4.3M | 2.11% | — | |
| 10 | CNXCCONCENTRIX CORP | 84,480 | $3.5M | 1.71% | NEW | Call |
| 11 | EXEEXPAND ENERGY CORPORATION | 29,555 | $3.3M | 1.58% | — | Call |
| 12 | K6BKBR INC | 73,710 | $3.0M | 1.44% | +20K | |
| 13 | ECVTECOVYST INC | 228,810 | $2.2M | 1.08% | — | |
| 14 | DHCDIVERSIFIED HEALTHCARE TR | 456,110 | $2.2M | 1.07% | — | |
| 15 | FCNFTI CONSULTING INC | 9,555 | $1.6M | 0.79% | NEW | |
| 16 | DXCDXC TECHNOLOGY CO | 102,510 | $1.5M | 0.73% | +3K | |
| 17 | SEBSEABOARD CORP DEL | 286 | $1.3M | 0.62% | — | |
| 18 | BFHBREAD FINANCIAL HOLDINGS INC | 15,380 | $1.1M | 0.55% | — | |
| 19 | VRTVERTIV HOLDINGS CO | 7,000 | $1.1M | 0.55% | NEW | |
| 20 | TNDMTANDEM DIABETES CARE INC | 44,555 | $979K | 0.48% | NEW | |
| 21 | ADTNADTRAN HOLDINGS INC | 93,110 | $809K | 0.39% | -250,000 | |
| 22 | GLREGREENLIGHT CAPITAL RE LTD | 55,555 | $809K | 0.39% | NEW | |
| 23 | CTVHELIX ENERGY SOLUTIONS GRP I | 124,450 | $780K | 0.38% | — | |
| 24 | OISOIL STS INTL INC | 111,555 | $755K | 0.37% | — | |
| 25 | TTGTTECHTARGET INC | 136,910 | $739K | 0.36% | +25K |
Quarterly Changes
New Positions
Sector Breakdown
Technology0.0% ($1.5758351222121502e+21T)
Financial Services0.0% ($64303258771020447744.0T)
Industrials0.0% ($1632127111347222.5T)
Unknown0.0% ($44252963.8T)
Energy0.0% ($28588.3T)
Healthcare0.0% ($979.5T)
Communication Services0.0% ($18.3B)
Consumer Cyclical0.0% ($17.1M)
Utilities0.0% ($5.0M)
Basic Materials0.0% ($2.2M)
Filing History
Fund Information
Nierenberg Investment Management Company, LLC is an institutional investment manager that files 13F reports with the SEC. As of the Q4 2025 filing, the fund reported a portfolio valued at $206.0M across 44 holdings. The largest position is ISHARES TR (SGOV), representing 31.2% of the portfolio. Compared to the previous quarter, the fund opened 10 new positions and closed 16 positions. 13F filings are required quarterly disclosures that provide transparency into the holdings of institutional investment managers with at least $100 million in qualifying assets.