Latest Nierenberg Investment Management Company, Inc. Stock Portfolio

Nierenberg Investment Management Company, Inc. Performance:

2025 Q4: -1.84%YTD: 31.93%2024: 21.3%

Performance for 2025 Q4 is -1.84%, and YTD is 31.93%, and 2024 is 21.3%.

About Nierenberg Investment Management Company, Inc. and 13F Hedge Fund Stock Holdings

On 2026-02-13, the fund reported it's updated stock portfolio. In the 13F Holdings report, Nierenberg Investment Management Company, Inc. reported an equity portfolio of $206 Millions as of 31 Dec, 2025.

The top stock holdings of Nierenberg Investment Management Company, Inc. are DMXF, EQT, RKT. The fund has invested 31.2% of it's portfolio in ISHARES TR and 13.9% of portfolio in EQT CORP.

The fund managers got completely rid off POTBELLY CORP (PBPB), MR COOPER GROUP INC (COOP) and MATCH GROUP INC NEW (MTCH) stocks. They significantly reduced their stock positions in ARHAUS INC (ARHS), ADTRAN HOLDINGS INC (ADTN) and EQT CORP (EQT). Nierenberg Investment Management Company, Inc. opened new stock positions in ISHARES TR (DMXF), ROCKET COS INC (RKT) and FTI CONSULTING INC (FCN). The fund showed a lot of confidence in some stocks as they added substantially to CRITEO S A (CRTO), KBR INC (KBR) and CONCENTRIX CORP (CNXC).

Nierenberg Investment Management Company, Inc. Annual Return Estimates Vs S&P 500

Our best estimate is that Nierenberg Investment Management Company, LLC made a return of -1.84% in the last quarter. In trailing 12 months, it's portfolio return was 31.93%.

Performance
S&P 500

New Buys

Ticker	$ Bought
ishares tr	64,303,100
rocket cos inc	25,877,200
fti consulting inc	1,632,280
vertiv holdings co	1,134,070
tandem diabetes care inc	979,319
greenlight capital re ltd	809,992
photronics inc	202,560
ttec hldgs inc	199,998

New stocks bought by Nierenberg Investment Management Company, Inc.

Additions

Ticker	% Inc.
criteo s a	109
kbr inc	37.24
concentrix corp	27.73
techtarget inc	22.73
dxc technology co	2.97

Additions to existing portfolio by Nierenberg Investment Management Company, Inc.

Reductions

Ticker	% Reduced
arhaus inc	-74.19
adtran holdings inc	-72.86
eqt corp	-0.62

Nierenberg Investment Management Company, Inc. reduced stake in above stock

Sold off

Ticker	$ Sold
potbelly corp	-50,788,800
mr cooper group inc	-26,585,000
match group inc new	-2,001,940
range res corp	-1,112,450
tutor perini corp	-1,618,760
preformed line prods co	-893,463

Nierenberg Investment Management Company, Inc. got rid off the above stocks

Sector Distribution

Nierenberg Investment Management Company, LLC has about 32.4% of it's holdings in Others sector.

Sector	%
Others	32.4
Financial Services	21.4
Energy	16.1
Technology	10.9
Communication Services	9.6
Industrials	4.2
Healthcare	2.9
Real Estate	1.1
Basic Materials	1.1

Market Cap. Distribution

Nierenberg Investment Management Company, LLC has about 28.4% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
UNALLOCATED	32.4
LARGE-CAP	28.4
SMALL-CAP	18.5
MID-CAP	14.7
MICRO-CAP	5.9

Stocks belong to which Index?

About 24.5% of the stocks held by Nierenberg Investment Management Company, LLC either belong to S&P 500 or RUSSELL 2000 index.

Index	%
Others	75.5
S&P 500	14.4
RUSSELL 2000	10.1

Top 5 Winners (%)		%
EB	eventbrite inc	76.6 %
GIFI	gulf is fabrication inc	70.5 %
CTMX	cytomx therapeutics inc	33.5 %
BFH	bread financial holdings inc	32.7 %
TALK	talkspace inc	31.5 %

Top 5 Winners ($)		$
BKD	brookdale sr living inc	1.0 M
BFH	bread financial holdings inc	0.3 M
SEB	seaboard corp del	0.2 M
ECVT	ecovyst inc	0.2 M
DHC	diversified healthcare tr	0.2 M

Top 5 Losers (%)		%
OMI	owens & minor inc new	-41.7 %
NNBR	nn inc	-37.9 %
OSUR	orasure technologies inc	-24.6 %
FORR	forrester resh inc	-23.4 %
SCYX	scynexis inc	-17.9 %

Top 5 Losers ($)		$
LYFT	lyft inc	-2.1 M
CRTO	criteo s a	-1.3 M
RVSB	riverview bancorp inc	-0.7 M
KBR	kbr inc	-0.5 M
EQT	eqt corp	-0.4 M

Nierenberg Investment Management Company, Inc. Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of Nierenberg Investment Management Company, Inc.

Nierenberg Investment Management Company, LLC has 43 stocks in it's portfolio. About 86.2% of the portfolio is in top 10 stocks. LYFT proved to be the most loss making stock for the portfolio. BKD was the most profitable stock for Nierenberg Investment Management Company, LLC last quarter.

Last Reported on: 13 Feb, 2026

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
ADTN	adtran holdings inc	0.39	93,110	809,126	reduced	-72.86

ARHS	arhaus inc	0.08	15,310	171,625	reduced	-74.19

BFH	bread financial holdings inc	0.55	15,380	1,138,580	unchanged	0.00

BKD	brookdale sr living inc	2.15	410,110	4,425,090	unchanged	0.00

CHK	expand energy corporation	0.83	15,555	1,716,650	unchanged	0.00

CLFD	clearfield inc	0.23	16,510	481,267	unchanged	0.00

CNXC	concentrix corp	1.30	64,480	2,681,080	added	27.73

COOP	mr cooper group inc	0.00	0.00	0.00	sold off	-100

CRTO	criteo s a	8.89	888,888	18,320,000	added	109

CTMX	cytomx therapeutics inc	0.03	12,555	53,484	unchanged	0.00

DHC	diversified healthcare tr	1.07	456,110	2,212,130	unchanged	0.00

DMXF	ishares tr	31.22	640,597	64,303,100	new

DXC	dxc technology co	0.73	102,510	1,501,770	added	2.97

EB	eventbrite inc	0.03	11,555	51,420	unchanged	0.00

ECVT	ecovyst inc	1.08	228,810	2,226,320	unchanged	0.00

EQT	eqt corp	13.88	533,363	28,588,300	reduced	-0.62

FCN	fti consulting inc	0.79	9,555	1,632,280	new

FLR	fluor corp new	0.13	6,555	259,775	unchanged	0.00

FORR	forrester resh inc	0.05	11,555	93,827	unchanged	0.00

GDOT	green dot corp	2.11	339,110	4,344,000	unchanged	0.00