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Atom Investors Portfolio holdings

AUM $1.4B
1-Year Est. Return 23.77%
This Fund
S&P 500
This Quarter Est. Return
+4.81%
1 Year Est. Return
+23.77%
3 Year Est. Return
+63.44%
5 Year Est. Return
+52.26%
10 Year Est. Return
–
AUM
$1.26B
AUM Growth
-$59.7M
Cap. Flow
-$53.1M
Cap. Flow %
-4.22%
Top 10 Hldgs %
13.02%
Holding
858
New
274
Increased
136
Reduced
131
Closed
302

Top Buys

Rank Stock Value
1
VOO icon
Vanguard S&P 500 ETF
VOO
+$41.7M
2
TECH icon
Bio-Techne
TECH
+$21.4M
3
SITE icon
SiteOne Landscape Supply
SITE
+$15.1M
4
CWST icon
Casella Waste Systems
CWST
+$11.4M
5
FFIV icon
F5
FFIV
+$10.8M

Top Sells

Rank Stock Value
1
IWM icon
iShares Russell 2000 ETF
IWM
+$97.9M
2
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$67.3M
3
IWN icon
iShares Russell 2000 Value ETF
IWN
+$40.2M
4
XRT icon
State Street SPDR S&P Retail ETF
XRT
+$19.5M
5
XLF icon
State Street Financial Select Sector SPDR ETF
XLF
+$17.5M

Sector Composition

Rank Sector Weight
1 Industrials 17.84%
2 Healthcare 17.1%
3 Consumer Discretionary 15.33%
4 Technology 13%
5 Financials 7.2%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
VOO icon
1
Vanguard S&P 500 ETF
VOO
$971B
$42M 3.34%
+67,041
New +$41.7M
TECH icon
2
Bio-Techne
TECH
$11.2B
$20.7M 1.64%
+351,673
New +$21.4M
SITE icon
3
SiteOne Landscape Supply
SITE
$4.58B
$15.7M 1.24%
125,789
+118,924
+1,732% +$15.1M
APO icon
4
Apollo Global Management
APO
$71.9B
$14.7M 1.17%
101,853
+74,133
+267% +$9.85M
CRM icon
5
Salesforce
CRM
$149B
$14M 1.11%
52,870
+22,655
+75% +$5.63M
CWST icon
6
Casella Waste Systems
CWST
$5.79B
$12M 0.95%
+122,675
New +$11.4M
XLU icon
7
State Street Utilities Select Sector SPDR ETF
XLU
$23.4B
$11.4M 0.9%
266,557
+193,217
+263% +$8.56M
XLP icon
8
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.6B
$11.2M 0.89%
143,951
+87,206
+154% +$6.81M
USMV icon
9
iShares MSCI USA Min Vol Factor ETF
USMV
$23.7B
$11.2M 0.89%
118,443
+10,899
+10% +$1.03M
XLV icon
10
State Street Health Care Select Sector SPDR ETF
XLV
$43.2B
$11.1M 0.88%
71,941
-34,050
-32% -$5.1M
GLNG icon
11
Golar LNG
GLNG
$4.95B
$10.5M 0.83%
282,305
+151,901
+116% +$5.81M
ATRO icon
12
Astronics
ATRO
$3.37B
$10.2M 0.81%
+226,190
New +$9.48M
FFIV icon
13
F5
FFIV
$22.9B
$10.2M 0.81%
+40,011
New +$10.8M
XLRE icon
14
State Street Real Estate Select Sector SPDR ETF
XLRE
$8.73B
$10.2M 0.81%
+252,322
New +$10.4M
SHW icon
15
Sherwin-Williams
SHW
$87.4B
$9.85M 0.78%
30,401
+7,501
+33% +$2.51M
RHLD
16
Resolute Holdings Management
RHLD
$1.1B
$9.75M 0.77%
47,250
+34,029
+257% +$5.03M
LBRT icon
17
Liberty Energy
LBRT
$2.89B
$9.48M 0.75%
+513,742
New +$8.58M
PHIN icon
18
Phinia Inc
PHIN
$2.98B
$9.35M 0.74%
149,138
+51,937
+53% +$2.87M
CSX icon
19
CSX Corp
CSX
$94.2B
$9.35M 0.74%
257,834
+149,618
+138% +$5.35M
COHU icon
20
Cohu
COHU
$2B
$9.32M 0.74%
+400,439
New +$9.18M
BC icon
21
Brunswick
BC
$5.33B
$8.74M 0.69%
117,703
-17,735
-13% -$1.2M
AEIS icon
22
Advanced Energy
AEIS
$10.9B
$8.66M 0.69%
+41,372
New +$8.42M
MCK icon
23
McKesson
MCK
$104B
$8.62M 0.68%
10,505
+7,756
+282% +$6.33M
CELC icon
24
Celcuity
CELC
$4.02B
$8.54M 0.68%
+85,583
New +$7.04M
GLOB icon
25
Globant
GLOB
$1.52B
$8.47M 0.67%
129,534
+124,033
+2,255% +$7.8M
1
2 3 4 5

Similar funds

SP
Steelhead Partners Seattle, Washington $1.39B AUM 0.01% 1-Year Est. Return
ELC
Edgar Lomax Company Kingstowne, Virginia $1.4B AUM 20.67% 1-Year Est. Return
HRES
Heitman Real Estate Securities Chicago, Illinois $1.39B AUM 6.59% 1-Year Est. Return
SRAIM
Scheer Rowlett & Associates Investment Management Toronto, Ontario, Canada $1.39B AUM 49.24% 1-Year Est. Return
PMG
ProVise Management Group Clearwater, Florida $1.39B AUM 18.33% 1-Year Est. Return
TCC
Trans-Canada Capital Montreal, Quebec, Canada $1.39B AUM 16.61% 1-Year Est. Return
FCP
Fidelis Capital Partners Tampa, Florida $1.4B AUM 31.16% 1-Year Est. Return
SC
Sagefield Capital Dallas, Texas $1.39B AUM 60.14% 1-Year Est. Return

Atom Investors's Q4 2025 Portfolio in Review

As of Q4 2025, Atom Investors held 858 positions worth $1.26B, down 4.5% from $1.32B the previous quarter. Its ten largest holdings account for 13% of the portfolio.

Atom Investors withdrew a net $53.1M in Q4 2025, closing 302 positions and reducing 131 holdings. Its most notable exit was iShares Russell 2000 ETF, an estimated $97.9M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 18% of assets, up from 11% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, Atom Investors opened a new position in Vanguard S&P 500 ETF worth $42M.

  • Atom Investors's largest Q4 2025 buy was Vanguard S&P 500 ETF: 67,041 shares worth $42M.
  • Atom Investors added most to SiteOne Landscape Supply in Q4 2025, an estimated $15.1M increase.
  • Atom Investors's biggest Q4 2025 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $67.3M.
  • Atom Investors fully exited iShares Russell 2000 ETF in Q4 2025, selling an estimated $97.9M.
  • Atom Investors's ten largest holdings make up 13% of its $1.26B portfolio in Q4 2025.
  • Atom Investors opened 274 new positions and closed 302 in Q4 2025.
  • Atom Investors's portfolio value fell 4.5% quarter-over-quarter to $1.26B.

Based on Atom Investors's 13F filing for Q4 2025, filed 17 Feb 2026.