Ardsley Advisory Partners L.P. 13F annual report

Ardsley Advisory Partners L.P. is an investment fund managing more than $553 billion ran by Steven Napoli. There are currently 108 companies in Mr. Napoli’s portfolio. The largest investments include Sunrun Inc and FTAI Aviation Ltd, together worth $53.7 billion.

$553 billion Assets Under Management (AUM)

As of 7th August 2024, Ardsley Advisory Partners L.P.’s top holding is 2,357,750 shares of Sunrun Inc currently worth over $27.7 billion and making up 5.0% of the portfolio value. Relative to the number of outstanding shares of Sunrun Inc, Ardsley Advisory Partners L.P. owns more than approximately 0.1% of the company. In addition, the fund holds 251,500 shares of FTAI Aviation Ltd worth $26 billion, whose value grew 92.0% in the past six months. The third-largest holding is Celestica worth $25.8 billion and the next is Itron worth $22.3 billion, with 225,000 shares owned.

Currently, Ardsley Advisory Partners L.P.'s portfolio is worth at least $553 billion. The total portfolio value may be much higher due to cash assets that are not publicly disclosed such as fixed income, real estate, or cash equivalents.

Careers at Ardsley Advisory Partners L.P.

The Ardsley Advisory Partners L.P. office and employees reside in Stamford, Connecticut. According to the last 13-F report filed with the SEC, Steven Napoli serves as the Partner at Ardsley Advisory Partners L.P..

Recent trades

In the most recent 13F filing, Ardsley Advisory Partners L.P. revealed that it had opened a new position in Celestica and bought 450,000 shares worth $25.8 billion. This means they effectively own approximately 0.1% of the company. Celestica makes up 14.2% of the fund's Technology sector allocation and has grown its share price by 139.3% in the past year.

The investment fund also strengthened its position in Pacira BioSciences Inc by buying 86,600 additional shares. This makes their stake in Pacira BioSciences Inc total 580,000 shares worth $16.6 billion. Pacira BioSciences Inc dropped 66.2% in the past year.

On the other hand, there are companies that Ardsley Advisory Partners L.P. is getting rid of from its portfolio. Ardsley Advisory Partners L.P. closed its position in Spdr S&p 500 Etf Tr on 14th August 2024. It sold the previously owned 100,000 shares for $52.3 billion. Steven Napoli also disclosed a decreased stake in Sunrun Inc by 0.4%. This leaves the value of the investment at $27.7 billion and 2,357,750 shares.

One of the average hedge funds

The two most similar investment funds to Ardsley Advisory Partners L.P. are Eagle Rock Investment Company and Buffington Mohr Mcneal. They manage $553 billion and $552 billion respectively.


Steven Napoli investment strategy

Ardsley Advisory Partners L.P.’s portfolio is diversified across 10 sectors. Currently, their heaviest sector is Technology — making up 32.9% of the total portfolio value. The fund focuses on investments in the United States as 62.0% of the portfolio companies are based in the United States.

The majority of the companies in the fund’s portfolio are large-cap stocks. Stocks with a size of more than $10 billion in market cap make up 26% of the total holdings value. On the other hand, small-cap stocks make up only 1.9% of the portfolio. The average market cap of the portfolio companies is close to $89.9 billion.

The complete list of Ardsley Advisory Partners L.P. trades based on 13F SEC filings

These positions were updated on August 14th based on the fund’s latest 13F filing. Quickly find out what the most recently closed or increased positions are.

Security Shares Owned Value Allocation
Spdr S&p 500 Etf Tr
Closed
100,000
$52,307,000,000
Celestica, Inc.
Closed
775,150
$34,835,241,000
Sunrun Inc
36.20%
2,357,750
$27,703,563,000 5.01%
FTAI Aviation Ltd
0.40%
251,500
$25,962,345,000 4.70%
Celestica, Inc.
Opened
450,000
$25,798,500,000 4.67%
Itron Inc.
7.22%
225,000
$22,266,000,000 4.03%
Oscar Health, Inc.
7.37%
1,281,300
$20,564,865,000 3.72%
Bioceres Crop Solutions Corp
0.06%
1,732,573
$19,422,143,000 3.51%
Pacira BioSciences Inc
17.55%
580,000
$16,593,800,000 3.00%
Hannon Armstrong Sust Infr C
24.91%
545,500
$16,146,800,000 2.92%
Fluor Corp New
9.93%
367,500
$16,004,625,000 2.90%
Sunopta, Inc.
19.65%
2,945,000
$15,903,000,000 2.88%
Marvell Technology Inc
119.48%
196,000
$13,700,400,000 2.48%
Spdr Gold Tr
Closed
55,000
$11,308,000,000
Microsoft Corporation
116.96%
24,950
$11,182,091,000 2.02%
NVIDIA Corp
1,228.00%
83,000
$10,242,200,000 1.85%
Ferroglobe Plc
18.26%
1,859,345
$9,966,089,000 1.80%
Qorvo Inc
Opened
85,800
$9,956,232,000 1.80%
Vistra Corp
Closed
141,000
$9,820,650,000
Advisorshares Tr
Closed
952,000
$9,498,020,000
Aspen Aerogels Inc.
54.34%
395,000
$9,420,750,000 1.70%
Dell Technologies Inc
51.33%
68,100
$9,391,671,000 1.70%
Sentinelone Inc
16.76%
445,950
$9,387,248,000 1.70%
Bellring Brands Inc
6.25%
150,000
$8,571,000,000 1.55%
First Solar Inc
184.62%
37,000
$8,342,020,000 1.51%
Merck & Co Inc
Closed
61,000
$8,048,950,000
Legend Biotech Corp
Closed
140,000
$7,852,600,000
Alamos Gold Inc.
13.27%
500,000
$7,840,000,000 1.42%
Arista Networks Inc
Closed
27,000
$7,829,460,000
Teradyne, Inc.
95.47%
51,800
$7,681,422,000 1.39%
DraftKings Inc.
33.33%
200,000
$7,634,000,000 1.38%
Infinera Corp.
Closed
1,229,000
$7,410,870,000
Delta Air Lines, Inc.
10.71%
155,000
$7,353,200,000 1.33%
Broadcom Inc.
Closed
5,500
$7,289,755,000
Indivior Plc
64.15%
435,000
$7,012,200,000 1.27%
Palo Alto Networks Inc
405.00%
20,200
$6,848,002,000 1.24%
Shift4 Pmts Inc
Closed
100,500
$6,640,035,000
Procore Technologies, Inc.
20.00%
100,000
$6,631,000,000 1.20%
Mirum Pharmaceuticals Inc
26.53%
180,000
$6,154,200,000 1.11%
Texas Instrs Inc
26.91%
31,600
$6,147,148,000 1.11%
Ishares Tr
Opened
70,000
$6,073,900,000 1.10%
Semtech Corp.
162.41%
201,400
$6,017,832,000 1.09%
Altus Power Inc
10.52%
1,526,000
$5,981,920,000 1.08%
Okta Inc
300.63%
63,900
$5,981,679,000 1.08%
NextEra Energy Partners LP
22.22%
210,000
$5,804,400,000 1.05%
Amazon.com Inc.
15.38%
30,000
$5,797,200,000 1.05%
Ameresco Inc.
Opened
195,000
$5,617,950,000 1.02%
Dynatrace Inc
9.85%
123,500
$5,525,390,000 1.00%
Western Digital Corp.
65.52%
72,000
$5,455,440,000 0.99%
Oracle Corp.
55.56%
38,000
$5,365,600,000 0.97%
TE Connectivity Ltd
282.70%
35,400
$5,325,222,000 0.96%
Five9 Inc
27.71%
120,000
$5,292,000,000 0.96%
ServiceNow Inc
56.10%
6,400
$5,034,688,000 0.91%
Apple Inc
6.00%
23,500
$4,949,100,000 0.90%
Taiwan Semiconductor Mfg Ltd
18.56%
28,300
$4,918,823,000 0.89%
Alphabet Inc
32.50%
26,500
$4,860,630,000 0.88%
Zscaler Inc
Opened
25,200
$4,843,188,000 0.88%
Surgery Partners Inc
2.70%
190,000
$4,520,100,000 0.82%
Advanced Micro Devices Inc.
Closed
25,000
$4,512,250,000
Salesforce Inc
22.02%
17,000
$4,370,700,000 0.79%
Exact Sciences Corp.
Closed
60,000
$4,143,600,000
Teva Pharmaceutical Inds Ltd
Opened
250,750
$4,074,688,000 0.74%
Applied Digital Corp
9.91%
632,000
$3,760,400,000 0.68%
Netflix Inc.
Closed
6,100
$3,704,713,000
Direxion Shs Etf Tr
Opened
95,000
$3,572,000,000 0.65%
Uber Technologies Inc
6.00%
47,000
$3,415,960,000 0.62%
Arm Holdings Plc
Closed
27,000
$3,374,730,000
Clean Energy Fuels Corp
161.11%
1,175,000
$3,137,250,000 0.57%
Coherent Corp
25.00%
42,000
$3,043,320,000 0.55%
Onto Innovation Inc.
Opened
13,500
$2,964,060,000 0.54%
Qualcomm, Inc.
Closed
16,500
$2,793,450,000
CyberArk Software Ltd
Closed
10,300
$2,735,989,000
TD Synnex Corp
150.00%
23,000
$2,654,200,000 0.48%
Workday Inc
Opened
11,500
$2,570,940,000 0.47%
Lyft Inc
Opened
176,800
$2,492,880,000 0.45%
MYR Group Inc
Opened
17,500
$2,374,925,000 0.43%
Global E Online Ltd
Opened
62,500
$2,266,875,000 0.41%
Augmedix Inc
Closed
525,000
$2,147,250,000
EBay Inc.
Closed
40,500
$2,140,020,000
Eos Energy Enterprises, Inc.
56.52%
1,500,000
$1,950,000,000 0.35%
Stem Inc
22.57%
1,750,000
$1,942,500,000 0.35%
Primoris Svcs Corp
38.18%
38,000
$1,895,820,000 0.34%
Profound Med Corp
48.28%
215,000
$1,803,850,000 0.33%
Magnite Inc
44.51%
132,950
$1,766,906,000 0.32%
Eaton Corp Plc
Closed
5,500
$1,719,740,000
Fortinet Inc
Closed
25,000
$1,707,750,000
Couchbase Inc
Closed
64,500
$1,696,995,000
Altimmune Inc
9.09%
250,000
$1,662,500,000 0.30%
Proshares Tr
Closed
50,000
$1,648,000,000
Mastec Inc.
43.54%
15,000
$1,604,850,000 0.29%
Vishay Intertechnology, Inc.
155.00%
71,400
$1,592,220,000 0.29%
Cloudflare Inc
Closed
16,250
$1,573,488,000
Array Technologies, Inc.
33.11%
150,300
$1,542,078,000 0.28%
Adobe Inc
175.00%
2,750
$1,527,735,000 0.28%
RAPT Therapeutics, Inc.
24.22%
500,000
$1,525,000,000 0.28%
Modine Mfg Co
Closed
16,000
$1,523,040,000
Evolv Technologies Hldngs In
66.71%
509,600
$1,299,480,000 0.24%
Beyond Inc
Closed
35,000
$1,256,850,000
Sanmina Corp
Closed
20,000
$1,243,600,000
Astera Labs Inc
Opened
20,500
$1,240,455,000 0.22%
Corning, Inc.
Opened
31,650
$1,229,603,000 0.22%
Axcelis Technologies Inc
Opened
8,200
$1,165,958,000 0.21%
Tyler Technologies, Inc.
Opened
2,250
$1,131,255,000 0.20%
MongoDB Inc
Closed
3,000
$1,075,920,000
Mirion Technologies Inc
20.00%
100,000
$1,074,000,000 0.19%
NexGen Energy Ltd
No change
151,500
$1,056,359,000 0.19%
Iris Energy Ltd
Closed
190,000
$1,033,600,000
Flutter Entmt Plc
Opened
5,600
$1,023,891,000 0.19%
Denison Mines Corp
No change
500,000
$995,000,000 0.18%
Autodesk Inc.
Opened
4,000
$989,800,000 0.18%
CIENA Corp.
Closed
20,000
$989,000,000
Domo Inc.
Opened
125,600
$969,632,000 0.18%
VanEck ETF Trust
Closed
25,000
$968,500,000
American Superconductor Corp.
46.67%
40,000
$935,600,000 0.17%
Dycom Inds Inc
Opened
5,150
$869,114,000 0.16%
TripAdvisor Inc.
Closed
30,500
$847,595,000
Ishares Silver Tr
87.92%
30,200
$802,112,000 0.15%
Comfort Sys Usa Inc
Closed
2,500
$794,275,000
Green Plains Inc
28.57%
50,000
$793,000,000 0.14%
Wheaton Precious Metals Corp
Opened
15,000
$786,300,000 0.14%
BigCommerce Holdings, Inc.
Opened
93,000
$749,580,000 0.14%
Juniper Networks Inc
Closed
20,000
$741,200,000
Global X Fds
Opened
25,000
$723,750,000 0.13%
Enovix Corporation
80.00%
45,000
$695,700,000 0.13%
VanEck ETF Trust
80.00%
20,000
$678,400,000 0.12%
Aehr Test Sys
140.00%
60,000
$670,200,000 0.12%
Silicon Laboratories Inc
Closed
4,500
$646,740,000
Impinj Inc
Closed
5,000
$642,050,000
Rogers Corp.
Opened
5,000
$603,050,000 0.11%
Alta Equipment Group Inc
40.00%
75,000
$603,000,000 0.11%
Wolfspeed Inc
85.29%
25,000
$569,000,000 0.10%
Verisign Inc.
Closed
3,000
$568,530,000
Zuora Inc
Opened
52,000
$516,360,000 0.09%
Enphase Energy Inc
Opened
5,000
$498,500,000 0.09%
Clearway Energy, Inc.
Opened
20,000
$493,800,000 0.09%
LiveRamp Holdings Inc
Closed
13,000
$448,500,000
Fluence Energy Inc
Opened
25,000
$433,750,000 0.08%
Cipher Mining Inc
Opened
100,000
$415,000,000 0.08%
BlackLine Inc
Opened
8,500
$411,825,000 0.07%
First Tr Exchange-traded Fd
Opened
25,000
$405,250,000 0.07%
Credo Technology Group Holdi
Closed
18,000
$381,420,000
ON Semiconductor Corp.
Closed
5,000
$367,750,000
Microchip Technology, Inc.
Closed
4,000
$358,840,000
Telus Intl Cda Inc
Closed
40,000
$338,400,000
Riot Platforms Inc
Closed
25,000
$306,500,000
Sunnova Energy International Inc
66.67%
50,000
$282,000,000 0.05%
Nuscale Pwr Corp
Closed
50,000
$265,500,000
Electronic Arts, Inc.
Closed
2,000
$265,340,000
Terawulf Inc
Opened
50,000
$222,500,000 0.04%
Anywhere Real Estate Inc
Closed
35,000
$216,300,000
Stronghold Digital Mining In
Closed
50,000
$207,500,000
Opal Fuels Inc
Opened
50,000
$204,500,000 0.04%
Ranpak Holdings Corp
Closed
25,000
$196,750,000
MP Materials Corp.
50.00%
15,000
$190,950,000 0.03%
AES Corp.
60.00%
10,000
$175,700,000 0.03%
Taskus Inc
Closed
10,000
$116,500,000
Spruce Power Holding Corp
No change
13,512
$49,319,000 0.01%
No transactions found
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