ARDSLEY ADVISORY PARTNERS LP

Position in ENPH — Enphase Energy, Inc.

CIK 900529 Norwalk, CT

Back to ENPH Full portfolio

Position in ENPH

as of Jun 30, 2026 · filed Jul 13, 2026 Compact

Position Value

$10,832,800

+$7,618,950 QoQ

Shares Held

220,000

+158.8% QoQ

Ownership

0.167%

of shares outstanding

% of Portfolio

1.21%

of 13F equity value

Holder Rank

#72

of 532 holders

Holding Since

Mar 2020

6 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in ENPH Over Time

Shares Held

Position Value (USD)

Derivatives in ENPH

reported options exposure · as of Mar 31, 2020

CallValue

$726,525

CallShares

22,500

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Solar

Technology · as of Jun 30, 2026

ARDSLEY ADVISORY PARTNERS LP holds $49,989,761 across 5 Solar names. ENPH ranks #3 (21.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RUN	Sunrun Inc.	1,600,000	$21,408,000
2	SHLS	Shoals Technologies Group, Inc.	1,665,000	$16,483,500
3	ENPH	Enphase Energy, Inc. This page	220,000	$10,832,800
4	SPWR	SunPower Inc.	1,416,065	$973,261
5	SEDG	Solaredge Technologies, Inc.	5,000	$292,200

All Filings in ENPH

Export CSV

7 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,832,800	220,000	+158.8%	Shares	Sole	2026-07-13
2026-03-31	$3,213,850	85,000	+126.7%	Shares	Sole	2026-05-15
2025-12-31	$1,201,875	37,500	+7.1%	Shares	Sole	2026-02-17
2024-12-31	$2,403,800	35,000	+600.0%	Shares	Sole	2025-02-14
2024-06-30	$498,550	5,000	-50.0%	Shares	Sole	2024-08-14
2020-03-31	$322,900	10,000	—	Shares	Sole	2020-05-15
2020-03-31	$726,525	22,500	—	Call	Sole	2020-05-15
No filing history on record for this holder in this stock.