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EdgarHawk

Ertel Thomas R

Director

Director
3 filings analyzed · 1 company · Latest 2026-03-05

Companies

Company Buys Sells Direction
Energy Vault Holdings, Inc. NRGV 3 0 Net buying

Activity

March 2026
high
Buy
5,450 shares
$18,366
Significance 7/10

Director Ertel Thomas R bought 5,450 shares of NRGV at $3.37; stock down -45.0% from 52-week high amid -86.5% annual revenue decline.

Director Ertel Thomas R purchased 5,450 shares at $3.37 on 2026-03-04, increasing his holdings to 365,788 shares (+1.5%). The transaction occurs as the stock is trading at $3.34, down -45.0% from its 52-week high of $6.07 and -35.0% over the past 30 days. The company fundamentals are deteriorating: annual revenue contracted -86.5%, the latest quarter generated $33.3M in revenue against a $-26.8M net loss, and market cap stands at $560.4M with no recent profitability. Most notably, this buy is part of a cluster pattern—3 other insiders also purchased shares within the past 14 days. Ertel's prior two purchases at NRGV (on 2025-08-28 and 2025-08-11) both posted positive 90-day returns (+67.8% and +145.2% respectively), suggesting a pattern of well-timed accumulation at this ticker. However, the current deteriorating fundamentals, steep recent stock decline (-35% in 30 days), and coordinated insider buying at depressed valuations warrant close examination of whether this multi-insider activity reflects informed conviction or reflects external context not yet reflected in public filings.

August 2025
high
Buy
11,200 shares
$20,229
Significance 6/10

Director Ertel buys 11,200 shares of NRGV at $1.81; 5 other insiders also bought within 14 days amid -86.5% annual revenue decline.

Ertel Thomas R, a director, purchased 11,200 shares at $1.81 on 2025-08-28, adding to holdings that grew from 188,006 to 199,206 shares. This transaction is part of a cluster pattern: 5 other insiders also bought within the past 14 days, suggesting coordinated confidence at depressed valuations. However, the company fundamentals are deteriorating sharply—annual revenue dropped -86.5%, net income stands at -$34.9M, and the stock is -24.9% from its 52-week high despite a recent +59.7% 30-day rally. The director's prior trade at this ticker (buy on 2025-08-11) remains unmeasurable on outcome, leaving no established track record of timing success specific to NRGV. The cluster buy pattern warrants investigation into whether insiders see genuine recovery opportunity or are responding to external pressure/incentives.

medium
Buy
13,300 shares
$19,151
Significance 4/10

Director Thomas R Ertel buys 13,300 shares of NRGV at $1.44; stock down 43.5% from 52-week high despite +70.7% 30-day rebound.

Director Thomas R Ertel purchased 13,300 shares at $1.44 on 2025-08-11, increasing his holdings to 188,006 shares, a 7.6% net addition to his pre-transaction position. The purchase occurs as NRGV trades at $1.43, still 43.5% below its 52-week high of $2.53, though the stock has gained 70.7% over the past 30 days and 38.8% over 90 days. The company faces significant structural headwinds: annual revenue contracted 86.5% year-over-year to $8,512,000.00, with net losses of $34,927,000.00 in the most recent quarter, rendering the company unprofitable on a full-year basis. An insider purchase at a depressed price level may warrant investor attention given the fundamental deterioration, but without visibility into strategic turnaround initiatives or management's expectations for the company's path to profitability, the transaction remains a modest data point in the context of persistent operational losses.

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