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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
-9.92%
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
$522M
AUM Growth
-$108M
Cap. Flow
-$13M
Cap. Flow %
-2.48%
Top 10 Hldgs %
26.87%
Holding
219
New
76
Increased
28
Reduced
28
Closed
80

Top Buys

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$22.1M
2
CLS icon
Celestica
CLS
+$13.4M
3
ORCL icon
Oracle
ORCL
+$13M
4
FCX icon
Freeport-McMoran
FCX
+$9.57M
5
FLR icon
Fluor
FLR
+$7.77M

Top Sells

Rank Stock Value
1
CRM icon
Salesforce
CRM
+$21.6M
2
OSCR icon
Oscar Health
OSCR
+$11.5M
3
LITE icon
Lumentum
LITE
+$10.5M
4
ITRI icon
Itron
ITRI
+$10.2M
5
UNH icon
UnitedHealth
UNH
+$10.1M

Sector Composition

Rank Sector Weight
1 Technology 37.73%
2 Industrials 9.97%
3 Healthcare 8.77%
4 Materials 7.76%
5 Consumer Discretionary 5.36%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AES icon
51
AES
AES
$10.6B
$3.91M 0.75%
315,000
-135,000
-30% -$1.56M
SHOP icon
52
Shopify
SHOP
$159B
$3.88M 0.74%
+40,650
New +$4.43M
SITM icon
53
SiTime
SITM
$15.8B
$3.84M 0.73%
+25,100
New +$4.82M
PWR icon
54
Quanta Services
PWR
$98.7B
$3.81M 0.73%
+15,000
New +$4.33M
RUN icon
55
CALL
Sunrun
RUN
$2.27B
$3.81M 0.73%
650,000
+350,000
+117% +$2.88M
ARM icon
56
Arm
ARM
$258B
$3.72M 0.71%
34,850
+14,850
+74% +$2.07M
AAPL icon
57
PUT
Apple
AAPL
$4.9T
$3.33M 0.64%
+15,000
New +$3.48M
NVDA icon
58
CALL
NVIDIA
NVDA
$4.72T
$3.25M 0.62%
+30,000
New +$3.8M
TTMI icon
59
TTM Technologies
TTMI
$12B
$3.22M 0.62%
+157,000
New +$3.8M
FN icon
60
Fabrinet
FN
$15.7B
$3.11M 0.6%
+15,750
New +$3.44M
CCJ icon
61
Cameco
CCJ
$38.4B
$3.09M 0.59%
75,000
– –
TAN icon
62
CALL
Invesco Solar ETF
TAN
$1.43B
$3.05M 0.58%
100,000
+50,000
+100% +$1.67M
P
63
Everpure Inc
P
$25B
$3.01M 0.58%
68,000
+23,000
+51% +$1.39M
AEIS icon
64
Advanced Energy
AEIS
$11B
$2.95M 0.57%
31,000
+6,000
+24% +$685K
CORZ icon
65
Core Scientific
CORZ
$7.01B
$2.9M 0.55%
+400,000
New +$4.55M
MGNI icon
66
CALL
Magnite
MGNI
$2.78B
$2.85M 0.55%
+250,000
New +$3.99M
COMP icon
67
Compass
COMP
$8.56B
$2.77M 0.53%
317,800
+257,800
+430% +$2.04M
CEVA icon
68
CEVA Inc
CEVA
$916M
$2.74M 0.52%
+107,000
New +$3.44M
S icon
69
SentinelOne
S
$6.31B
$2.73M 0.52%
150,000
-110,000
-42% -$2.39M
ROKU icon
70
Roku
ROKU
$21.5B
$2.68M 0.51%
+38,000
New +$3.04M
ARM icon
71
CALL
Arm
ARM
$258B
$2.67M 0.51%
+25,000
New +$3.49M
DOCS icon
72
PUT
Doximity
DOCS
$3.82B
$2.61M 0.5%
+45,000
New +$2.84M
CRDO icon
73
CALL
Credo Technology Group
CRDO
$37.5B
$2.61M 0.5%
+65,000
New +$4.04M
EBAY icon
74
eBay
EBAY
$50.4B
$2.57M 0.49%
38,000
+11,500
+43% +$766K
MIR icon
75
Mirion Technologies
MIR
$3.7B
$2.54M 0.49%
175,000
+50,000
+40% +$786K
1 2
3
4 5

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Ardsley Advisory Partners's Q1 2025 Portfolio in Review

As of Q1 2025, Ardsley Advisory Partners held 219 positions worth $522M, down 17% from $631M the previous quarter. Its ten largest holdings account for 27% of the portfolio.

Ardsley Advisory Partners's Q1 2025 filing shows 76 new, 28 increased, 28 reduced and 80 closed positions. Its largest new stake was Oracle: 80,000 shares worth $11.2M. The largest sale was Salesforce, an estimated $21.6M.

By sector, the portfolio is most concentrated in Technology at 38% of assets, up from 34% a quarter earlier, followed by Industrials and Healthcare.

  • Ardsley Advisory Partners's largest Q1 2025 buy was Oracle: 80,000 shares worth $11.2M.
  • Ardsley Advisory Partners added most to Broadcom in Q1 2025, an estimated $22.1M increase.
  • Ardsley Advisory Partners's biggest Q1 2025 reduction was Salesforce, cutting an estimated $21.6M.
  • Ardsley Advisory Partners fully exited Lumentum in Q1 2025, selling an estimated $10.5M.
  • Ardsley Advisory Partners's ten largest holdings make up 27% of its $522M portfolio in Q1 2025.
  • Ardsley Advisory Partners opened 76 new positions and closed 80 in Q1 2025.
  • Ardsley Advisory Partners's portfolio value fell 17% quarter-over-quarter to $522M.

Based on Ardsley Advisory Partners's 13F filing for Q1 2025, filed 15 May 2025.