Jose Luis Crespo - 15 Dec 2025 Form 4 Insider Report for PLUG POWER INC (PLUG)

Reporting relationship: President & Chief Revenue Officer
Issuer ticker: PLUG
Reported as of: 15 Dec 2025
Net transaction value: +$87,282
SEC form: 4
Accepted by SEC: 17 Dec 2025, 21:06:21 UTC
Prior SEC filing: 08 Sep 2025
Next SEC filing: 29 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Gerard L. Conway, Jr., Attorney-in-Fact

Key filing fact

Jose Luis Crespo filed Form 4 for PLUG POWER INC (PLUG) on 17 Dec 2025.

Key facts

This page summarizes Jose Luis Crespo's Form 4 filing for PLUG POWER INC (PLUG).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 17 Dec 2025, 21:06.

Change

Previous filing in this sequence was filed on 08 Sep 2025.
Current net transaction value: +$87,282.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001893770 Primary reporting owner

Crespo Jose Luis

Relationship: President & Chief Revenue Officer
Address: C/O PLUG POWER INC., 125 VISTA BOULEVARD, SLINGERLANDS
Signature: /s/ Gerard L. Conway, Jr., Attorney-in-Fact
Signature date: 17 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PLUG transaction

Common Stock

Purchase

Transaction value: $87,282
Shares: +37,300
Change %: +14%
Price: $2.34
Shares after: 307,332
Date: 15 Dec 2025
Ownership: Direct
Footnotes: F1

PLUG holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 61,300
Date: 15 Dec 2025
Ownership: By 401(k) Plan
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 2 footnotes

Footnote F1

This purchase was effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 13, 2025.

Footnote F2

The Reporting Person holds 61,300 shares of common stock in Plug Power Inc.'s 401(k) plan. The information in this report is based on a plan statement as of December 17, 2025.

SEC remarks

President & Chief Revenue Officer