NRGV Energy Vault Holdings Inc

NYSE
$4.31

Energy Vault Holdings Inc (NRGV) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal In line Selling ran in line with NRGV's own trailing one-year pace, with 1% of sale value under a prearranged plan.
Cluster activity 1 buyer in the last 30 days 1 buyer in the last 90 days 2 sellers in the last 90 days
Insiders buying
6
15 transactions
Insiders selling
4
9 transactions
Purchases
$856.8K
274,940 shares
Sales
$18.9M
3,570,000 shares
Net activity
-$18.0M
purchases less sales

How much of that selling was preplanned? 1% planned / 99% discretionary

10b5-1 plan sales $242.6K 1 transaction · 75,000 shares
Discretionary sales $18.7M 8 transactions · 3,495,000 shares

Largest single sale: $17.0M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: August 17, 2026 , by Hixon Dylan .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Unwin Stephanie Director Sell 115,000 $3.71 $427.0K 182,245 −38.7% of holding
Hixon Dylan Director Buy 27,472 $3.88 $106.5K 27,472
Hixon Dylan 3 fills Director Buy 85,518 $3.74 $319.8K 31,864
Beer Michael Thomas Chief Financial Officer Sell 65,000 $4.08 $265.2K 1,021,806 −6% of holding
Beer Michael Thomas Chief Financial Officer Sell 65,000 $3.18 $206.7K 1,060,945 −5.8% of holding
Piconi Robert Chief Executive Officer Buy 12,500 $3.21 $40.1K 16,921,594
Mandanas Mary Beth Director Buy 5,000 $3.65 $18.3K 350,838
Ertel Thomas R Director Buy 5,450 $3.37 $18.4K 365,788
Ladwa Akshay Chief Operations Officer Buy 4,000 $3.08 $12.3K 1,824,384
Paulson Larry Director Buy 5,000 $3.15 $15.7K 501,768
Piconi Robert Chief Executive Officer Buy 7,500 $3.25 $24.4K 20,090,637
Sell 3,000,000 $5.65 $17.0M 15,535,631 −16.2% of holding
Beer Michael Thomas Chief Financial Officer Sell 50,000 $4.91 $245.5K 1,150,522 −4.2% of holding
Piconi Robert Chief Executive Officer Buy 10,000 $3.00 $30.0K 20,207,242
Ladwa Akshay Chief Operations Officer Sell 75,000 $3.11 $233.0K 1,934,582 −3.7% of holding
Ladwa Akshay Chief Operations Officer Sell 75,000 $2.98 $223.2K 2,009,582 −3.6% of holding
Ladwa Akshay Chief Operations Officer Sell 10b5-1 75,000 $3.23 $242.6K 2,084,582 −3.5% of holding
Piconi Robert Chief Executive Officer Buy 17,500 $3.02 $52.9K 20,199,884
Paulson Larry Director Buy 20,000 $2.40 $48.0K 335,636
Piconi Robert Chief Executive Officer Buy 50,000 $2.30 $115.1K 20,182,384
Piconi Robert Chief Executive Officer Buy 25,000 $2.21 $55.3K 20,132,384
Beer Michael Thomas Chief Financial Officer Sell 50,000 $2.17 $108.3K 1,216,103 −3.9% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.