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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
(-4.5%)
Cap. Flow
-$53.1M
Cap. Flow
% of AUM
-4.22%
Top 10 Holdings %
Top 10 Hldgs %
13.02%
Holding
858
New
274
Increased
136
Reduced
131
Closed
302
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Vanguard S&P 500 ETF
VOO
|
+$41.7M |
| 2 |
Bio-Techne
TECH
|
+$21.4M |
| 3 |
SiteOne Landscape Supply
SITE
|
+$15.1M |
| 4 |
Casella Waste Systems
CWST
|
+$11.4M |
| 5 |
F5
FFIV
|
+$10.8M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares Russell 2000 ETF
IWM
|
+$97.9M |
| 2 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$67.3M |
| 3 |
iShares Russell 2000 Value ETF
IWN
|
+$40.2M |
| 4 |
State Street SPDR S&P Retail ETF
XRT
|
+$19.5M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
301
Bank of America
BAC
$435B
| $956K | 0.08% |
17,374
+4,002
| +30% | +$212K |
|
302
Match Group
MTCH
$9.19B
| $955K | 0.08% |
+29,574
| New | +$972K |
|
303
Atlanta Braves Holdings Series B
BATRK
$3.26B
| $937K | 0.07% |
23,761
+5,102
| +27% | +$202K |
|
304
Quanex
NX
$819M
| $937K | 0.07% |
+60,923
| New | +$861K |
|
305
Semtech
SMTC
$11B
| $934K | 0.07% |
+12,676
| New | +$899K |
|
306
Avalo Therapeutics
AVTX
$965M
| $930K | 0.07% |
+51,194
| New | +$864K |
|
307
Capital One
COF
$128B
| $912K | 0.07% |
3,761
| – | – |
|
308
Quanta Services
PWR
$100B
| $901K | 0.07% |
+2,134
| New | +$938K |
|
309
Berkshire Hathaway Class B
BRK.B
$1.1T
| $895K | 0.07% |
1,781
+8
| +0.5% | +$3.98K |
|
310
Par Pacific Holdings
PARR
$4.31B
| $894K | 0.07% |
+25,446
| New | +$1.01M |
|
|
HPP
311
Hudson Pacific Properties
HPP
$747M
| $892K | 0.07% |
82,350
+78,834
| +2,242% | +$1.17M |
|
|
GAP
312
The Gap Inc
GAP
$7.23B
| $886K | 0.07% |
+34,595
| New | +$838K |
|
313
Amphenol
APH
$198B
| $872K | 0.07% |
6,453
| – | – |
|
314
Marathon Digital Holdings
MARA
$4.32B
| $856K | 0.07% |
95,328
+76,303
| +401% | +$1.13M |
|
315
Lazard
LAZ
$4.13B
| $847K | 0.07% |
17,437
-19,704
| -53% | -$983K |
|
|
NESR
316
National Energy Services Reunited Corp
NESR
$2.72B
| $846K | 0.07% |
54,028
| – | – |
|
317
EPAM Systems
EPAM
$5.51B
| $846K | 0.07% |
+4,129
| New | +$736K |
|
318
Radian Group
RDN
$5.18B
| $844K | 0.07% |
23,463
-4,483
| -16% | -$157K |
|
319
General Dynamics
GD
$104B
| $844K | 0.07% |
+2,508
| New | +$855K |
|
320
Otter Tail
OTTR
$3.71B
| $841K | 0.07% |
10,412
-4,058
| -28% | -$329K |
|
321
Altria Group
MO
$114B
| $838K | 0.07% |
+14,528
| New | +$877K |
|
322
Nutanix
NTNX
$16B
| $837K | 0.07% |
+16,189
| New | +$989K |
|
323
Intellia Therapeutics
NTLA
$1.49B
| $832K | 0.07% |
+92,540
| New | +$1.27M |
|
|
CURB
324
Curbline Properties
CURB
$3.52B
| $815K | 0.06% |
35,120
+17,216
| +96% | +$401K |
|
|
SLNO
325
DELISTED
Soleno Therapeutics
SLNO
| $813K | 0.06% |
+17,550
| New | +$962K |
|
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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.