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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
+18.49%
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
$911M
AUM Growth
+$102M
(+13%)
Cap. Flow
+$22.9M
Cap. Flow
% of AUM
2.52%
Top 10 Holdings %
Top 10 Hldgs %
28.31%
Holding
195
New
65
Increased
32
Reduced
40
Closed
53
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Eli Lilly
LLY
|
+$38.2M |
| 2 |
TE Connectivity
TEL
|
+$17M |
| 3 |
SEZL
Sezzle
SEZL
|
+$16.7M |
| 4 |
Semtech
SMTC
|
+$11.1M |
| 5 |
Texas Instruments
TXN
|
+$10.3M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
HUT
Hut 8
HUT
|
+$19.4M |
| 2 |
Arm
ARM
|
+$15.7M |
| 3 |
Eos Energy Enterprises
EOSE
|
+$15M |
| 4 |
Corning
GLW
|
+$14.5M |
| 5 |
Oracle
ORCL
|
+$13.1M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 37.1% |
| 2 | Healthcare | 15.22% |
| 3 | Financials | 7.28% |
| 4 | Industrials | 6.27% |
| 5 | Consumer Discretionary | 4.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
CFLT
151
CALL
DELISTED
Confluent
CFLT
| – | – |
-160,000
| Closed | -$3.17M |
|
|
CFLT
152
DELISTED
Confluent
CFLT
| – | – |
-135,000
| Closed | -$2.67M |
|
153
CALL
Clean Energy Fuels
CLNE
$416M
| – | – |
-500,000
| Closed | -$1.29M |
|
|
154
Clean Energy Fuels
CLNE
$416M
| – | – |
-50,000
| Closed | -$129K |
|
155
Coherent
COHR
$43.4B
| – | – |
-33,500
| Closed | -$5.01M |
|
156
PUT
Credo Technology Group
CRDO
$33.1B
| – | – |
-10,000
| Closed | -$1.46M |
|
157
DraftKings
DKNG
$12.2B
| – | – |
-145,000
| Closed | -$5.42M |
|
|
DOCU
158
DocuSign
DOCU
$11.1B
| – | – |
-13,000
| Closed | -$937K |
|
159
Etsy
ETSY
$8.12B
| – | – |
-38,000
| Closed | -$2.52M |
|
160
Evolv Technologies
EVLV
$998M
| – | – |
-100,000
| Closed | -$755K |
|
161
Flowserve
FLS
$8.94B
| – | – |
-75,000
| Closed | -$3.99M |
|
|
162
Corning
GLW
$107B
| – | – |
-167,878
| Closed | -$14.5M |
|
163
CALL
Alphabet (Google) Class C
GOOG
$4.11T
| – | – |
-70,000
| Closed | -$17M |
|
|
HUT
164
CALL
Hut 8
HUT
$9.93B
| – | – |
-275,000
| Closed | -$9.57M |
|
165
IBM
IBM
$213B
| – | – |
-18,000
| Closed | -$5.08M |
|
166
Idaho Strategic Resources
IDR
$438M
| – | – |
-10,000
| Closed | -$338K |
|
167
CALL
Magnite
MGNI
$2.83B
| – | – |
-195,000
| Closed | -$4.25M |
|
|
168
Magnite
MGNI
$2.83B
| – | – |
-60,000
| Closed | -$1.31M |
|
169
CALL
Nike
NKE
$64.1B
| – | – |
-10,000
| Closed | -$697K |
|
|
170
Nike
NKE
$64.1B
| – | – |
-3,000
| Closed | -$209K |
|
171
NET Power
NPWR
$120M
| – | – |
-107,817
| Closed | -$325K |
|
172
Energy Vault
NRGV
$455M
| – | – |
-100,000
| Closed | -$297K |
|
173
Okta
OKTA
$23.8B
| – | – |
-106,000
| Closed | -$9.72M |
|
174
PUT
ON Semiconductor
ON
$30.7B
| – | – |
-5,000
| Closed | -$247K |
|
175
Oscar Health
OSCR
$9.22B
| – | – |
-375,000
| Closed | -$7.1M |
|
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Ardsley Advisory Partners's Q4 2025 Portfolio in Review
As of Q4 2025, Ardsley Advisory Partners held 195 positions worth $911M, up 13% from $809M the previous quarter. Its ten largest holdings account for 28% of the portfolio.
Ardsley Advisory Partners's Q4 2025 filing shows 65 new, 32 increased, 40 reduced and 53 closed positions. Its largest new stake was Eli Lilly: 40,000 shares worth $43M. The largest sale was Hut 8, an estimated $19.4M.
By sector, the portfolio is most concentrated in Technology at 37% of assets, down from 39% a quarter earlier, followed by Healthcare and Financials.
- Ardsley Advisory Partners's largest Q4 2025 buy was Eli Lilly: 40,000 shares worth $43M.
- Ardsley Advisory Partners added most to Semtech in Q4 2025, an estimated $11.1M increase.
- Ardsley Advisory Partners's biggest Q4 2025 reduction was Hut 8, cutting an estimated $19.4M.
- Ardsley Advisory Partners fully exited Arm in Q4 2025, selling an estimated $15.7M.
- Ardsley Advisory Partners's ten largest holdings make up 28% of its $911M portfolio in Q4 2025.
- Ardsley Advisory Partners opened 65 new positions and closed 53 in Q4 2025.
- Ardsley Advisory Partners's portfolio value rose 13% quarter-over-quarter to $911M.
Based on Ardsley Advisory Partners's 13F filing for Q4 2025, filed 17 Feb 2026.