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Ardsley Advisory Partners Portfolio holdings

AUM $960M
1-Year Est. Return 207.76%
This Fund
S&P 500
This Quarter Est. Return
+5.75%
1 Year Est. Return
+207.76%
3 Year Est. Return
+554.53%
5 Year Est. Return
+728.66%
10 Year Est. Return
+4,084.52%
AUM
$631M
AUM Growth
+$22.7M
Cap. Flow
+$26.2M
Cap. Flow %
4.15%
Top 10 Hldgs %
25.55%
Holding
201
New
73
Increased
34
Reduced
30
Closed
58

Top Buys

Rank Stock Value
1
CRM icon
Salesforce
CRM
+$19M
2
FLR icon
Fluor
FLR
+$11.6M
3
UNH icon
UnitedHealth
UNH
+$11.4M
4
FLNC icon
Fluence Energy
FLNC
+$9.88M
5
LITE icon
Lumentum
LITE
+$9.74M

Top Sells

Rank Stock Value
1
CLS icon
Celestica
CLS
+$18.8M
2
SMTC icon
Semtech
SMTC
+$11.6M
3
AVGO icon
Broadcom
AVGO
+$10.5M
4
NVDA icon
NVIDIA
NVDA
+$10.2M
5
ORCL icon
Oracle
ORCL
+$10.2M

Sector Composition

Rank Sector Weight
1 Technology 33.93%
2 Healthcare 11.79%
3 Industrials 9.74%
4 Utilities 4.7%
5 Consumer Discretionary 4.64%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
P
76
Everpure Inc
P
$23B
$2.76M 0.44%
+45,000
New +$2.51M
MELI icon
77
Mercado Libre
MELI
$94.5B
$2.72M 0.43%
+1,600
New +$3.12M
RSP icon
78
Invesco S&P 500 Equal Weight ETF
RSP
$97.3B
$2.63M 0.42%
+15,000
New +$2.71M
CRDO icon
79
PUT
Credo Technology Group
CRDO
$33.1B
$2.55M 0.41%
+38,000
New +$1.89M
ARM icon
80
Arm
ARM
$240B
$2.47M 0.39%
+20,000
New +$2.82M
FLR icon
81
CALL
Fluor
FLR
$6.54B
$2.47M 0.39%
+50,000
New +$2.64M
AMSC icon
82
American Superconductor
AMSC
$1.29B
$2.46M 0.39%
100,000
– –
ENPH icon
83
Enphase Energy
ENPH
$4.62B
$2.4M 0.38%
+35,000
New +$2.78M
ASPN icon
84
CALL
Aspen Aerogels
ASPN
$339M
$2.38M 0.38%
200,000
-200,000
-50% -$3.41M
PROF
85
Profound Medical
PROF
$263M
$2.22M 0.35%
295,000
+20,000
+7% +$154K
XYZ
86
Block Inc
XYZ
$48.9B
$2.21M 0.35%
+26,000
New +$2.13M
AMBA icon
87
CALL
Ambarella
AMBA
$3.04B
$2.18M 0.35%
+30,000
New +$1.91M
MIR icon
88
Mirion Technologies
MIR
$3.56B
$2.18M 0.35%
125,000
– –
NET icon
89
Cloudflare
NET
$96B
$2.14M 0.34%
+20,000
New +$1.95M
CIEN icon
90
Ciena
CIEN
$46.8B
$2.12M 0.34%
+25,000
New +$1.79M
CYBR
91
DELISTED
CyberArk
CYBR
$2M 0.32%
+6,000
New +$1.82M
ZS icon
92
Zscaler
ZS
$24.9B
$1.86M 0.29%
+10,300
New +$1.99M
PANW icon
93
PUT
Palo Alto Networks
PANW
$256B
$1.82M 0.29%
+10,000
New +$1.89M
DNN icon
94
Denison Mines
DNN
$2.43B
$1.8M 0.29%
1,000,000
+500,000
+100% +$1.05M
XIFR
95
CALL
XPLR Infrastructure LP
XIFR
$1.04B
$1.78M 0.28%
+100,000
New +$2M
BE icon
96
Bloom Energy
BE
$46.6B
$1.78M 0.28%
80,000
+5,000
+7% +$87.6K
FSLR icon
97
CALL
First Solar
FSLR
$21.4B
$1.76M 0.28%
10,000
– –
T icon
98
AT&T
T
$164B
$1.71M 0.27%
+75,000
New +$1.69M
ETN icon
99
Eaton
ETN
$141B
$1.66M 0.26%
+5,000
New +$1.75M
TAN icon
100
CALL
Invesco Solar ETF
TAN
$1.37B
$1.66M 0.26%
+50,000
New +$1.84M
2 3
4
5 6

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Ardsley Advisory Partners's Q4 2024 Portfolio in Review

As of Q4 2024, Ardsley Advisory Partners held 201 positions worth $631M, up 3.7% from $608M the previous quarter. Its ten largest holdings account for 26% of the portfolio.

Ardsley Advisory Partners deployed $26.2M of net new capital in Q4 2024, opening 73 new positions and adding to 34 existing holdings. Its largest new stake was UnitedHealth: 20,000 shares worth $10.1M.

By sector, the portfolio is most concentrated in Technology at 34% of assets, down from 40% a quarter earlier, followed by Healthcare and Industrials.

On the sell side, the largest reduction was Celestica, an estimated $18.8M trimmed.

  • Ardsley Advisory Partners's largest Q4 2024 buy was UnitedHealth: 20,000 shares worth $10.1M.
  • Ardsley Advisory Partners added most to Salesforce in Q4 2024, an estimated $19M increase.
  • Ardsley Advisory Partners's biggest Q4 2024 reduction was Celestica, cutting an estimated $18.8M.
  • Ardsley Advisory Partners fully exited Semtech in Q4 2024, selling an estimated $11.6M.
  • Ardsley Advisory Partners's ten largest holdings make up 26% of its $631M portfolio in Q4 2024.
  • Ardsley Advisory Partners opened 73 new positions and closed 58 in Q4 2024.
  • Ardsley Advisory Partners's portfolio value rose 3.7% quarter-over-quarter to $631M.

Based on Ardsley Advisory Partners's 13F filing for Q4 2024, filed 14 Feb 2025.