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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 | |
|---|---|---|---|---|---|---|
26
Allegiant Air
ALGT
$2.73B
| $10.6M | 1.1% |
+90,000
| New | +$7.78M |
|
27
Okta
OKTA
$23.7B
| $10.4M | 1.09% |
76,500
+8,900
| +13% | +$837K |
|
28
Equinix
EQIX
$102B
| $10.4M | 1.09% |
10,000
+2,050
| +26% | +$2.19M |
|
|
HUT
29
Hut 8
HUT
$11.4B
| $10.4M | 1.08% |
90,000
-60,000
| -40% | -$5.82M |
|
30
Alerian MLP ETF
AMLP
$12.9B
| $10.4M | 1.08% |
200,000
| – | – |
|
31
Oscar Health
OSCR
$9.47B
| $9.98M | 1.04% |
+350,000
| New | +$7.53M |
|
32
Bloom Energy
BE
$47.5B
| $9.4M | 0.98% |
31,000
+18,000
| +138% | +$4.61M |
|
33
Cipher Digital
CIFR
$8.35B
| $9.18M | 0.96% |
375,000
-75,000
| -17% | -$1.58M |
|
34
Nu Holdings
NU
$70.9B
| $9M | 0.94% |
675,000
| – | – |
|
|
CBRS
35
Cerebras Systems
CBRS
$42.9B
| $8.66M | 0.9% |
+39,000
| New | +$9.18M |
|
36
Lumentum
LITE
$50.7B
| $8.53M | 0.89% |
10,000
+3,800
| +61% | +$3.39M |
|
37
Remitly
RELY
$4.91B
| $8.4M | 0.88% |
+375,000
| New | +$7.69M |
|
38
Devon Energy
DVN
$49.2B
| $8.26M | 0.86% |
+200,000
| New | +$9.27M |
|
|
39
Broadcom
AVGO
$1.81T
| $7.93M | 0.83% |
21,000
-68,500
| -77% | -$27.5M |
|
40
Alaska Air
ALK
$5.42B
| $7.83M | 0.82% |
150,000
-15,000
| -9% | -$641K |
|
41
Corning
GLW
$108B
| $7.66M | 0.8% |
+30,000
| New | +$5.46M |
|
42
Fluor
FLR
$6.89B
| $7.47M | 0.78% |
142,500
+60,000
| +73% | +$2.94M |
|
43
Vertex Pharmaceuticals
VRTX
$124B
| $7.45M | 0.78% |
+15,000
| New | +$6.65M |
|
44
Veracyte
VCYT
$4.44B
| $7.34M | 0.76% |
125,000
| – | – |
|
|
45
Semtech
SMTC
$10.4B
| $7.28M | 0.76% |
45,000
-213,750
| -83% | -$27.9M |
|
46
Jazz Pharmaceuticals
JAZZ
$16.1B
| $7.23M | 0.75% |
+30,000
| New | +$6.57M |
|
47
FerroAtlántica
GSM
$628M
| $6.95M | 0.72% |
+2,185,000
| New | +$9.04M |
|
48
Akamai
AKAM
$16.3B
| $6.62M | 0.69% |
+56,000
| New | +$6.97M |
|
49
CALL
Oracle
ORCL
$346B
| $6.59M | 0.69% |
+45,000
| New | +$8.16M |
|
50
Verizon
VZ
$201B
| $6.57M | 0.68% |
155,000
+25,000
| +19% | +$1.17M |
|
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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.