WULF TeraWulf Inc.

NASDAQ
$16.74

TeraWulf Inc. (WULF) 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 WULF's own trailing one-year pace, with 26% of sale value under a prearranged plan.
Cluster activity 1 buyer in the last 30 days 1 buyer in the last 90 days 3 sellers in the last 90 days
Insiders buying
1
2 transactions
Insiders selling
3
4 transactions
Purchases
$99.9K
5,883 shares
Sales
$9.0M
461,649 shares
Net activity
-$8.9M
purchases less sales

How much of that selling was preplanned? 26% planned / 74% discretionary

10b5-1 plan sales $2.3M 1 transaction · 137,500 shares
Discretionary sales $6.6M 3 transactions · 324,149 shares

Largest single sale: $3.7M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: August 17, 2026 , by Bucella Michael C. .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Motz Catherine J. Director Sell 56,023 $17.81 $997.9K 153,218 −26.8% of holding
Carter Walter E. Director Sell 130,626 $15.14 $2.0M 229,090 −36.3% of holding
Prager Paul B. Chief Executive Officer Sell 10b5-1 137,500 $17.06 $2.3M 3,807,552 −3.5% of holding
Bucella Michael C. Director Buy 2,860 $17.47 $50.0K 344,704
Bucella Michael C. Director Buy 3,023 $16.54 $50.0K 341,844
Prager Paul B. Chief Executive Officer Sell 137,500 $26.60 $3.7M 3,945,052 −3.4% 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.