MNTK
insider transactionsMontauk Renewables, Inc. — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
Net shares · 90d
+17.5K
17.5K buy · 0 sell
Net value · 90d
$25.4K
$25.4K in · $0 out
Sentiment · 90d
Net buying
100% buying · 0% selling
Open-market trades · 90d
1
17.5K buy · 0 sell
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
-
Grant·A
Chief Operating Officer
$0
282.8K sh
Own +145%
-
Grant·A
Chief Financial Officer
$0
303.0K sh
Own +156%
-
Grant·A
Sean F Mcclain KEY
President & CEO
$0
383.2K sh
Own +51%
-
Grant·A
Chief Legal Officer
$0
303.0K sh
Own +181%
-
Buy·P
Director
$25.4K
17.5K sh · $1.45
Own New
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| May 20, 2026 | James A Shaw | Grant A | 282.8K | $0 |
| May 20, 2026 | Kevin A Van Asdalan KEY | Grant A | 303.0K | $0 |
| May 20, 2026 | Sean F Mcclain KEY | Grant A | 383.2K | $0 |
| May 20, 2026 | John Ciroli | Grant A | 303.0K | $0 |
| May 11, 2026 | John A Copelyn | Buy P | 17.5K | $25.4K |
About MNTK insider trading
This page tracks insider transactions for Montauk Renewables, Inc. (MNTK) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.