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Disclosery

13F-HR filed by Nierenberg Investment Management Company, LLC

Nierenberg Investment Management Company, LLC filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-13, with 46 holding rows worth $201,487,101.

Accession
0001941040-26-000327
Filer
CIK 1282683
Filed
2026-05-13
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A holdings report, 46 entries on the cover page, a total value of $201,487,101 stated on the cover page (in dollars after the unit check, H1), rows summing to $201,487,101 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 filedCUSIPClassAmountValueValue read asType
iShares 0-3 Month Treasury Bond ETF46436E718SHS550,597$55,423,094dollars as filed
EQT CORP COM26884L109Stock533,363$33,943,221dollars as filed
CRITEO S A SPONS ADS226718104ADR1,052,787$18,876,471dollars as filed
LYFT INC55087P104CL A COM1,295,623$17,231,786dollars as filed
KBR INC COM48242W106Stock386,443$14,244,289dollars as filed
RIVERVIEW BANCORP INC769397100COM2,032,775$11,180,263dollars as filed
MAPLEBEAR INC COM565394103Stock291,888$10,934,124dollars as filed
ROCKET COS INC77311W101COM CL A429,631$6,122,242dollars as filed
GREEN DOT CORP CLASS A39304D102CL A339,110$3,804,814dollars as filed
BROOKDALE SR LIVING INC112463104COM255,110$3,489,905dollars as filed
DIVERSIFIED HEALTHCARE TR25525P107COM SH BEN INT456,110$3,028,570dollars as filed
FIVE9 INC338307101COM135,810$2,060,238dollars as filed
GREENLIGHT CAPITAL RE LTD AG4095J109COMMON STOCK102,510$1,772,398dollars as filed
CONCENTRIX CORP20602D101COM64,480$1,764,173dollars as filed
FTI CONSULTING INC302941109COM9,780$1,728,811dollars as filed
EXPAND ENERGY CORPORATION COM165167735Stock15,555$1,707,628dollars as filed
TANDEM DIABETES CARE INC875372203COM NEW79,510$1,524,207dollars as filed
CROSS CTRY HEALTHCARE INC227483104COM144,555$1,358,817dollars as filed
DXC TECHNOLOGY CO COM23355L106Stock102,510$1,288,551dollars as filed
HELIX ENERGY SOLUTIONS GRP INC COM42330P107Stock124,450$1,230,811dollars as filed
ADTRAN HOLDINGS INC00486H105COM93,110$1,171,324dollars as filed
OSHKOSH CORP COM688239201Stock5,750$846,458dollars as filed
TECHTARGET INC87874R308COM NEW202,910$787,291dollars as filed
FORRESTER RESH INC346563109COM131,110$742,083dollars as filed
OCEANFIRST FINL CORP675234108COM39,555$713,572dollars as filed
HOPE BANCORP INC43940T109COM63,555$709,909dollars as filed
TTEC HLDGS INC89854H102COM255,555$638,888dollars as filed
CONCENTRIX CORP20602D101COM20,000$547,200dollars as filedcall
CLEARFIELD INC18482P103COMMON STOCK16,510$437,020dollars as filed
FLUOR CORP343412102COM6,555$305,791dollars as filed
PHOTRONICS INC719405102COM6,330$255,795dollars as filed
BREAD FINANCIAL HOLDINGS INC018581108COM3,380$253,128dollars as filed
DHI GROUP INC23331S100COM84,555$237,600dollars as filed
PORTILLOS INC73642K106COM CL A33,555$177,506dollars as filed
ORASURE TECHNOLOGIES INC68554V108COM55,555$166,665dollars as filed
OIL STS INTL INC678026105COM11,555$134,500dollars as filed
ACCENDRA HEALTH INC690732102COM50,000$114,000dollars as filedcall
WABASH NATIONAL CORP929566107COMMON STOCK12,555$108,224dollars as filed
ARHAUS INC04035M102COMMON STOCK12,310$83,462dollars as filed
SCYNEXIS INC811292200COM NEW75,555$69,276dollars as filed
ACCENDRA HEALTH INC690732102COM27,555$62,825dollars as filed
TALKSPACE INC87427V103COM11,555$59,797dollars as filed
CYTOMX THERAPEUTICS INC23284F105COMMON STOCK12,555$59,009dollars as filed
W & T OFFSHORE INC92922P106COM13,555$46,223dollars as filed
OLAPLEX HLDGS INC679369108COM12,555$25,487dollars as filed
NN INC629337106COM13,555$19,655dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001941040-26-000327this filing2026-05-13acceptance time not in the bulk data set