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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
+67.81%
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
$960M
AUM Growth
+$176M
(+22%)
Cap. Flow
-$63.2M
Cap. Flow
% of AUM
-6.58%
Top 10 Holdings %
Top 10 Hldgs %
30.33%
Holding
219
New
68
Increased
29
Reduced
33
Closed
74
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Advanced Micro Devices
AMD
|
+$34.8M |
| 2 |
Primoris Services
PRIM
|
+$17.7M |
| 3 |
P
Everpure Inc
P
|
+$17.1M |
| 4 |
Apple
AAPL
|
+$12.9M |
| 5 |
TD Synnex
SNX
|
+$10.5M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Semtech
SMTC
|
+$27.9M |
| 2 |
Broadcom
AVGO
|
+$27.5M |
| 3 |
SNDK
Sandisk
SNDK
|
+$24.3M |
| 4 |
Arista Networks
ANET
|
+$21.3M |
| 5 |
Meta Platforms (Facebook)
META
|
+$16M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 48.31% |
| 2 | Healthcare | 11.45% |
| 3 | Industrials | 8.74% |
| 4 | Financials | 8.55% |
| 5 | Consumer Discretionary | 6.62% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
176
Fortinet
FTNT
$110B
| – | – |
-25,600
| Closed | -$2.09M |
|
|
HIMX
177
Himax Technologies
HIMX
$2.09B
| – | – |
-79,000
| Closed | -$1.23M |
|
178
Honeywell
HON
$78.3B
| – | – |
-16,500
| Closed | -$3.73M |
|
179
PUT
Hewlett Packard
HPE
$60.4B
| – | – |
-155,000
| Closed | -$3.69M |
|
180
CALL
Intel
INTC
$435B
| – | – |
-18,000
| Closed | -$794K |
|
|
181
Intel
INTC
$435B
| – | – |
-53,000
| Closed | -$2.34M |
|
182
Eli Lilly
LLY
$1.09T
| – | – |
-5,000
| Closed | -$4.6M |
|
183
CALL
Lattice Semiconductor
LSCC
$16.4B
| – | – |
-7,000
| Closed | -$649K |
|
|
184
Lattice Semiconductor
LSCC
$16.4B
| – | – |
-81,500
| Closed | -$7.56M |
|
|
185
Meta Platforms (Facebook)
META
$1.51T
| – | – |
-28,000
| Closed | -$16M |
|
186
CALL
Magnite
MGNI
$2.82B
| – | – |
-65,000
| Closed | -$772K |
|
187
CALL
The Mosaic Company
MOS
$7.34B
| – | – |
-50,000
| Closed | -$1.27M |
|
188
Microsoft
MSFT
$2.92T
| – | – |
-8,000
| Closed | -$2.96M |
|
189
MasTec
MTZ
$24.7B
| – | – |
-5,000
| Closed | -$1.61M |
|
190
CALL
Micron Technology
MU
$927B
| – | – |
-17,000
| Closed | -$5.74M |
|
|
191
Micron Technology
MU
$927B
| – | – |
-14,000
| Closed | -$4.73M |
|
192
Cloudflare
NET
$93.7B
| – | – |
-10,800
| Closed | -$2.23M |
|
193
Netflix
NFLX
$301B
| – | – |
-40,000
| Closed | -$3.85M |
|
194
CALL
NVIDIA
NVDA
$4.77T
| – | – |
-10,000
| Closed | -$1.74M |
|
|
195
NVIDIA
NVDA
$4.77T
| – | – |
-87,500
| Closed | -$15.3M |
|
196
NexGen Energy
NXE
$6.08B
| – | – |
-300,000
| Closed | -$3.48M |
|
197
CALL
Okta
OKTA
$23.7B
| – | – |
-5,000
| Closed | -$394K |
|
198
Ormat Technologies
ORA
$6.05B
| – | – |
-30,000
| Closed | -$3.36M |
|
199
Plexus
PLXS
$6.69B
| – | – |
-4,500
| Closed | -$911K |
|
200
CALL
LiveRamp
RAMP
$2.29B
| – | – |
-28,000
| Closed | -$743K |
|
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Ardsley Advisory Partners's Q2 2026 Portfolio in Review
As of Q2 2026, Ardsley Advisory Partners held 219 positions worth $960M, up 22% from $784M the previous quarter. Its ten largest holdings account for 30% of the portfolio.
Ardsley Advisory Partners withdrew a net $63.2M in Q2 2026, closing 74 positions and reducing 33 holdings. Its most notable exit was Arista Networks, an estimated $21.3M position sold in full.
By sector, the portfolio is most concentrated in Technology at 48% of assets, up from 33% a quarter earlier, followed by Healthcare and Industrials.
Against the trend, Ardsley Advisory Partners opened a new position in Primoris Services worth $13.4M.
- Ardsley Advisory Partners's largest Q2 2026 buy was Primoris Services: 135,000 shares worth $13.4M.
- Ardsley Advisory Partners added most to Advanced Micro Devices in Q2 2026, an estimated $34.8M increase.
- Ardsley Advisory Partners's biggest Q2 2026 reduction was Semtech, cutting an estimated $27.9M.
- Ardsley Advisory Partners fully exited Arista Networks in Q2 2026, selling an estimated $21.3M.
- Ardsley Advisory Partners's ten largest holdings make up 30% of its $960M portfolio in Q2 2026.
- Ardsley Advisory Partners opened 68 new positions and closed 74 in Q2 2026.
- Ardsley Advisory Partners's portfolio value rose 22% quarter-over-quarter to $960M.
Based on Ardsley Advisory Partners's 13F filing for Q2 2026, filed 13 Jul 2026.