Welcome to our dedicated page for Enphase Energy SEC filings (Ticker: ENPH), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Enphase Energy's SEC filings reveal the financial dynamics of a semiconductor company operating in the solar installation market. The company's 10-K annual reports break down revenue by geography and product category, showing how microinverter sales compare to emerging battery and EV charger segments. For investors analyzing Enphase's transition from a single-product company to an integrated energy platform, these segment disclosures provide essential data.
The 10-Q quarterly filings capture the seasonality inherent in solar installations, which typically peak during warmer months when roofing work is practical. Comparing sequential quarters shows how weather patterns, policy changes, and housing market conditions affect Enphase's shipment volumes. Our AI summaries highlight these quarter-over-quarter trends without requiring you to extract figures from complex financial tables.
Form 4 insider transactions track when Enphase executives and directors buy or sell shares. In a sector where policy changes and technology shifts can rapidly affect valuations, monitoring insider activity provides one signal among many for investor consideration. Enphase insiders typically transact under 10b5-1 trading plans, which the filings disclose.
8-K filings from Enphase often announce earnings releases, material contracts with distributors or TPO providers, and executive changes. These real-time disclosures can move the stock before quarterly reports provide full context. The company's proxy statements detail executive compensation structures, including how performance metrics tie to stock awards.
Tracking Enphase filings alongside broader solar industry data helps contextualize whether company-specific factors or market-wide trends drive results. Access all ENPH SEC documents with AI explanations that clarify semiconductor company accounting and solar industry terminology.
Enphase Energy EVP and Chief Financial Officer Mandy Yang reported recent transactions in Enphase common stock. On December 10, 2025, 1,319 shares were withheld by the company to satisfy tax obligations related to the vesting of restricted stock units granted on February 15, 2022 under Enphase’s 2021 Equity Incentive Plan.
On December 12, 2025, Yang sold 6,000 shares of Enphase common stock at $33.01 per share in an open-market transaction made under a Rule 10b5-1 trading plan adopted on September 2, 2025 for her 2025 year-end tax planning. After these transactions, she beneficially owns 68,987 shares directly, plus 25,000 shares held in GRAT 1 and 25,000 shares held in GRAT 2.
Enphase Energy (ENPH): CEO insider purchase reported. President & CEO Badri Kothandaraman bought 5,000 shares of common stock on 11/10/2025 at a weighted average price of $30.6877, coded “P” for open-market purchase. The filing notes multiple trades between $30.57 and $30.79. Following the transaction, beneficial ownership stands at 1,635,632 shares held indirectly by a trust and 70,820 shares held directly.
Enphase Energy (ENPH) — CEO share purchase reported. On 10/31/2025, President & CEO and Director Badri Kothandaraman reported buying 10,000 shares of Enphase common stock at a weighted average price of $30.9317. Following this transaction, beneficial ownership totals 1,630,632 shares held indirectly by a Trust and 70,820 shares held directly. The filing notes the purchases occurred in multiple trades between $30.69 and $30.98, with full trade-by-trade details available upon request.
Enphase Energy filed its Q3 2025 10-Q, reporting stronger results and a simplified balance sheet. Net revenues were $410.4 million, up from $380.9 million a year ago, with gross profit of $196.2 million. Income from operations rose to $66.2 million, and net income reached $66.6 million, or $0.50 diluted EPS (basic $0.51).
Cash and cash equivalents were $401.9 million and marketable securities were $1.076 billion. Total deferred revenues were $457.2 million (current $111.5 million; non‑current $345.7 million). Warranty obligations totaled $210.1 million. The company classified its $631.7 million Notes due 2026 as current and its $571.9 million Notes due 2028 as non‑current, and settled the Notes due 2025 earlier in the year. Year‑to‑date operating cash flow was $89.0 million, and common stock repurchases were $130.0 million. Stockholders’ equity ended at $995.0 million.
Enphase Energy (ENPH) furnished an update under Item 2.02, announcing it issued a press release with financial results for the third quarter ended September 30, 2025. The press release is included as Exhibit 99.1 and is titled “Enphase Energy Reports Financial Results for the Third Quarter of 2025.”
The information provided under Item 2.02 and in Exhibit 99.1 is being furnished, not filed, and is not subject to Section 18 liability nor incorporated by reference except as expressly stated in a future filing. The report also includes Exhibit 104, the cover page interactive data file. The 8‑K was signed by Executive Vice President and CFO Mandy Yang.
Mandy Yang, EVP and Chief Financial Officer of Enphase Energy (ENPH), reported routine transactions on a Form 4. On 09/10/2025 Ms. Yang had 1,319 shares of Common Stock withheld by the company at a price of $37.12 per share to satisfy tax withholding related to vested restricted stock units granted on February 15, 2022. After the withholding, she beneficially owned 76,306 shares. The filing also reports that 25,000 shares were previously contributed to each of two grantor retained annuity trusts (GRAT 1 and GRAT 2). The Form 4 was signed by an attorney-in-fact on 09/11/2025.
Baillie Gifford & Co, a U.K.–based investment adviser, has filed a Schedule 13G reporting a passive stake in Enphase Energy, Inc. (ENPH) as of 30 Jun 2025.
- Beneficial ownership: 8,977,315 ordinary shares, equating to 6.84 % of ENPH’s outstanding stock.
- Sole voting power: 4,959,099 shares; sole dispositive power: the full 8,977,315 shares; no shared voting or dispositive power.
- The shares are held by Baillie Gifford and/or its investment-adviser subsidiaries on behalf of multiple institutional clients.
- The filing is made under Rule 13d-1(b) as the firm is classified as an Investment Adviser (IA); it certifies the stake is held in the ordinary course of business and not for control purposes.
This disclosure moves Baillie Gifford above the 5 % threshold, signalling a sizable but passive position that could enhance market perception of institutional support while not indicating activist intent.
Enphase Energy (ENPH) Form 4 filing: On 08/06/2025, President & CEO Badri Kothandaraman, through a trust, purchased 5,000 shares of common stock at a weighted-average price of $30.824 per share (Rule 10b5-1 indicated). Following the trade, the trust’s indirect beneficial ownership rose to 1,620,632 shares. The filing notes that the reported balance also includes 420 shares acquired on 05/15/2025 via the company’s 2011 Employee Stock Purchase Plan. No derivative securities transactions were reported.
The Form 4 was filed by a single reporting person and signed by an attorney-in-fact. No dispositions, option exercises, or additional insider relationships were disclosed.
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