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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
+39.26%
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
$761M
AUM Growth
+$238M
Cap. Flow
+$48.2M
Cap. Flow %
6.34%
Top 10 Hldgs %
34.12%
Holding
219
New
80
Increased
37
Reduced
25
Closed
74

Top Buys

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$18.9M
2
MSFT icon
Microsoft
MSFT
+$13.2M
3
HUM icon
Humana
HUM
+$12.5M
4
NVDA icon
NVIDIA
NVDA
+$12.1M
5
NOW icon
ServiceNow
NOW
+$10.8M

Top Sells

Rank Stock Value
1
AGI icon
Alamos Gold
AGI
+$14.7M
2
AVGO icon
Broadcom
AVGO
+$12.1M
3
OKTA icon
Okta
OKTA
+$11.3M
4
RUN icon
Sunrun
RUN
+$10.1M
5
FCX icon
Freeport-McMoran
FCX
+$9.46M

Sector Composition

Rank Sector Weight
1 Technology 36.54%
2 Miscellaneous 20.16%
3 Healthcare 11.34%
4 Industrials 10.46%
5 Financials 6.21%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ALGM icon
151
CALL
Allegro MicroSystems
ALGM
$6.77B
– –
-20,000
Closed -$503K
ALGM icon
152
Allegro MicroSystems
ALGM
$6.77B
– –
-32,500
Closed -$817K
AMRC icon
153
Ameresco
AMRC
$1.26B
– –
-400,000
Closed -$4.83M
AMRC icon
154
PUT
Ameresco
AMRC
$1.26B
– –
-150,000
Closed -$1.81M
AMZN icon
155
CALL
Amazon
AMZN
$2.77T
– –
-5,000
Closed -$951K
AOSL icon
156
CALL
Alpha and Omega Semiconductor
AOSL
$780M
– –
-20,000
Closed -$497K
AOSL icon
157
Alpha and Omega Semiconductor
AOSL
$780M
– –
-53,700
Closed -$1.33M
AVDX
158
DELISTED
AvidXchange
AVDX
– –
-15,000
Closed -$127K
AVGO icon
159
CALL
Broadcom
AVGO
$1.73T
– –
-29,100
Closed -$4.87M
BASE
160
DELISTED
Couchbase
BASE
– –
-46,500
Closed -$732K
BEPC icon
161
Brookfield Renewable
BEPC
$5.71B
– –
-25,000
Closed -$698K
CMRC
162
Commerce.com Inc Series 1
CMRC
$290M
– –
-64,500
Closed -$372K
BL icon
163
CALL
BlackLine
BL
$1.65B
– –
-5,000
Closed -$242K
BL icon
164
BlackLine
BL
$1.65B
– –
-2,500
Closed -$121K
BRBR icon
165
BellRing Brands
BRBR
$1.06B
– –
-95,000
Closed -$7.07M
CEVA icon
166
CEVA Inc
CEVA
$817M
– –
-107,000
Closed -$2.74M
CHWY icon
167
Chewy
CHWY
$8.22B
– –
-36,000
Closed -$1.17M
CIEN icon
168
CALL
Ciena
CIEN
$49.6B
– –
-15,000
Closed -$906K
CLS icon
169
CALL
Celestica
CLS
$43.7B
– –
-59,000
Closed -$4.65M
COHR icon
170
CALL
Coherent
COHR
$59.8B
– –
-5,000
Closed -$325K
COMP icon
171
Compass
COMP
$8.07B
– –
-317,800
Closed -$2.77M
CRDO icon
172
CALL
Credo Technology Group
CRDO
$30.6B
– –
-65,000
Closed -$2.61M
CRDO icon
173
Credo Technology Group
CRDO
$30.6B
– –
-107,000
Closed -$6.24M
CRM icon
174
Salesforce
CRM
$204B
– –
-22,500
Closed -$6.04M
DOCN icon
175
CALL
DigitalOcean
DOCN
$14.5B
– –
-30,000
Closed -$1M
5 6
7
8 9

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JWBC
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PL
Parthenon LLC Louisville, Kentucky $962M AUM 27.46% 1-Year Est. Return
SCM
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LGP
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WI
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LAM
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Ardsley Advisory Partners's Q2 2025 Portfolio in Review

As of Q2 2025, Ardsley Advisory Partners held 219 positions worth $761M, up 46% from $522M the previous quarter. Its ten largest holdings account for 34% of the portfolio.

Ardsley Advisory Partners deployed $48.2M of net new capital in Q2 2025, opening 80 new positions and adding to 37 existing holdings. Its largest new stake was Arista Networks: 218,000 shares worth $22.3M.

By sector, the portfolio is most concentrated in Technology at 37% of assets, down from 38% a quarter earlier, followed by Miscellaneous and Healthcare.

On the sell side, the largest reduction was Broadcom, an estimated $12.1M trimmed.

  • Ardsley Advisory Partners's largest Q2 2025 buy was Arista Networks: 218,000 shares worth $22.3M.
  • Ardsley Advisory Partners added most to Microsoft in Q2 2025, an estimated $13.2M increase.
  • Ardsley Advisory Partners's biggest Q2 2025 reduction was Broadcom, cutting an estimated $12.1M.
  • Ardsley Advisory Partners fully exited Alamos Gold in Q2 2025, selling an estimated $14.7M.
  • Ardsley Advisory Partners's ten largest holdings make up 34% of its $761M portfolio in Q2 2025.
  • Ardsley Advisory Partners opened 80 new positions and closed 74 in Q2 2025.
  • Ardsley Advisory Partners's portfolio value rose 46% quarter-over-quarter to $761M.

Based on Ardsley Advisory Partners's 13F filing for Q2 2025, filed 14 Aug 2025.