Latest Atom Investors LP Stock Portfolio

Atom Investors LP Performance:

2025 Q4: 1.35%YTD: 3.09%2024: 8.09%

Performance for 2025 Q4 is 1.35%, and YTD is 3.09%, and 2024 is 8.09%.

About Atom Investors LP and 13F Hedge Fund Stock Holdings

Atom Investors LP is a hedge fund based in Austin, TX. On 2026-02-17, the fund reported it's updated stock portfolio. In the 13F Holdings report, Atom Investors LP reported an equity portfolio of $1.3 Billions as of 31 Dec, 2025.

The top stock holdings of Atom Investors LP are VB, TECH, SITE. The fund has invested 3.3% of it's portfolio in VANGUARD INDEX FDS and 1.6% of portfolio in BIO-TECHNE CORP.

The fund managers got completely rid off ISHARES TR (IJR), INVESCO QQQ TR (QQQ) and OLLIES BARGAIN OUTLET HLDGS (OLLI) stocks. They significantly reduced their stock positions in SELECT SECTOR SPDR TR (XLB), SPDR S&P 500 ETF TR (SPY) and SPDR SERIES TRUST (BIL). Atom Investors LP opened new stock positions in VANGUARD INDEX FDS (VB), BIO-TECHNE CORP (TECH) and CASELLA WASTE SYS INC (CWST). The fund showed a lot of confidence in some stocks as they added substantially to GLOBANT S A (GLOB), DISNEY WALT CO (DIS) and SITEONE LANDSCAPE SUPPLY (SITE).

Atom Investors LP Annual Return Estimates Vs S&P 500

Our best estimate is that Atom Investors LP made a return of 1.35% in the last quarter. In trailing 12 months, it's portfolio return was 3.09%.

Performance
S&P 500

New Buys

Ticker	$ Bought
vanguard index fds	42,043,400
bio-techne corp	20,681,900
casella waste sys inc	12,014,800
astronics corp	10,223,800
f5 inc	10,213,200
select sector spdr tr	10,181,200
liberty energy inc	9,483,680
cohu inc	9,318,220

New stocks bought by Atom Investors LP

Additions

Ticker	% Inc.
globant s a	2,254
disney walt co	1,737
siteone landscape supply	1,732
saia inc	1,014
lucid group inc	934
biogen inc	877
microvast holdings inc	864
motorola solutions inc	742

Additions to existing portfolio by Atom Investors LP

Reductions

Ticker	% Reduced
select sector spdr tr	-98.96
spdr s&p 500 etf tr	-98.52
select sector spdr tr	-98.49
spdr series trust	-98.21
spdr series trust	-97.73
ishares tr	-97.62
spdr series trust	-97.35
select sector spdr tr	-96.68

Atom Investors LP reduced stake in above stock

Sold off

None of the stocks were completely sold off by Atom Investors LP

Sector Distribution

Atom Investors LP has about 21.2% of it's holdings in Others sector.

Sector	%
Others	21.2
Industrials	15.7
Healthcare	14.8
Consumer Cyclical	13.4
Technology	11.4
Consumer Defensive	4.1
Basic Materials	4
Utilities	3.9
Financial Services	3.9
Energy	3.4
Communication Services	2.2
Real Estate	1.8

Market Cap. Distribution

Atom Investors LP has about 33.6% of it's portfolio invested in the large-cap and mega-cap stocks.

Category	%
MID-CAP	31
LARGE-CAP	29.6
UNALLOCATED	20.6
SMALL-CAP	14
MEGA-CAP	4

Stocks belong to which Index?

About 59.7% of the stocks held by Atom Investors LP either belong to S&P 500 or RUSSELL 2000 index.

Index	%
Others	40.2
RUSSELL 2000	31.6
S&P 500	28.1

Top 5 Winners (%)		%
XLB	select sector spdr tr	82.0 %
XLB	select sector spdr tr	79.6 %
	resolute hldgs mgmt inc	71.3 %
LITE	lumentum hldgs inc	67.9 %
	sandisk corp	65.9 %

Top 5 Winners ($)		$
XLB	select sector spdr tr	12.1 M
XLB	select sector spdr tr	9.4 M
XLB	select sector spdr tr	5.4 M
XLB	select sector spdr tr	5.0 M
	resolute hldgs mgmt inc	4.1 M

Top 5 Losers (%)		%
QURE	uniqure nv	-53.6 %
BYND	beyond meat inc	-42.4 %
LCID	lucid group inc	-40.7 %
MARA	mara holdings inc	-38.3 %
AMC	amc entmt hldgs inc	-36.1 %

Top 5 Losers ($)		$
AAP	advance auto parts inc	-2.5 M
QURE	uniqure nv	-2.2 M
PRGO	perrigo co plc	-1.9 M
CVLT	commvault sys inc	-1.5 M
ACHC	acadia healthcare company	-1.4 M

Atom Investors LP Holdings Map

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

Current Stock Holdings of Atom Investors LP

Atom Investors LP has 556 stocks in it's portfolio. About 13% of the portfolio is in top 10 stocks. AAP proved to be the most loss making stock for the portfolio. XLB was the most profitable stock for Atom Investors LP last quarter.

Last Reported on: 17 Feb, 2026

Ticker	Namesorted ascending	% Portfolio	Shares Held	$ Value	Type	% Change
AA	alcoa corp	0.66	155,253	8,250,140	reduced	-12.44

AAON	aaon inc	0.12	20,715	1,579,520	reduced	-71.28

AAP	advance auto parts inc	0.47	150,108	5,899,240	added	98.74

AAPL	apple inc	0.34	15,892	4,320,400	reduced	-2.00

ABC	cencora inc	0.59	21,942	7,410,910	added	41.62

ABM	abm inds inc	0.14	40,324	1,705,700	reduced	-39.22

ACGL	arch cap group ltd	0.03	3,923	376,294	reduced	-2.8

ACHC	acadia healthcare company	0.27	242,259	3,437,660	added	729

ACI	albertsons cos inc	0.11	80,655	1,384,850	reduced	-74.25

ACVA	acv auctions inc	0.31	481,482	3,861,490	added	32.6

ADC	agree rlty corp	0.19	32,830	2,364,740	reduced	-2.12

ADM	archer daniels midland co	0.06	13,259	762,260	new

ADNT	adient plc	0.15	98,457	1,887,420	new

ADTN	adtran holdings inc	0.30	439,946	3,823,130	added	146

ADUS	addus homecare corp	0.15	18,047	1,938,070	new

AEE	ameren corp	0.20	24,797	2,476,230	reduced	-40.93

AEIS	advanced energy inds	0.69	41,372	8,662,060	new

AEP	american elec pwr co inc	0.17	18,275	2,107,290	new

AFK	vaneck etf trust	0.02	663	238,766	reduced	-96.61

AFL	aflac inc	0.04	4,031	444,498	new