| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
1 company
John Richard Stamm is Director at VERX. John Richard Stamm's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $519K at current prices.
Historically, John Richard Stamm's trades have earned a middling insider score of 59/100 across 11 rated trades. Over a 12-month horizon, 63.6% of those trades were profitable, with an average 12-month return of +2.4%.
The VERX filings lean toward selling, a net 108,027 shares.
John Richard Stamm has 17 Form 4 filings on record from May 2021 to June 2026, all as Director at Vertex (VERX), 2021–2026.
The 22 reported transactions were 12 open-market sales, 6 stock awards, 3 option exercises and 1 gift.
Counted by filing, the open-market trades come to no purchases and 11 sales worth about $2.9M.
The largest open-market sale was 16,000 shares of VERX at an average $35.95 on August 22, 2024, about $575K. Twelve months later VERX was down 28%.
None of the 7 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 6, 2024 | VERX Vertex, Inc. | Director | Sell | 3,815 | $56.11 | $214,059.65 | -24.6% | -39.5% | -65.1% | |
| Nov 22, 2024 | VERX Vertex, Inc. | Director | Sale+OE | 2,500 | $53.81 | $134,525.00 | -13.9% | -15.6% | -63.2% | |
| Sep 12, 2024 | VERX Vertex, Inc. | - | Sale+OE | 10,000 | $35.43 | $354,276.50 | -37.5% | +54.2% | -32.5% | |
| Aug 22, 2024 | VERX Vertex, Inc. | Director | Sale+OE | 16,000 | $35.95 | $575,179.20 | -42.5% | +46.1% | -27.8% | |
| Mar 5, 2024 | VERX Vertex, Inc. | Director | Sell | 6,500 | $29.48 | $191,620.00 | -29.0% | +11.1% | +10.4% | |
| Dec 15, 2023 | VERX Vertex, Inc. | Director | Sell | 10,000 | $26.85 | $268,483.00 | -30.8% | +11.5% | +95.4% | |
| Aug 28, 2023 | VERX Vertex, Inc. | Director | Sell | 10,691 | $22.41 | $239,591.72 | -24.8% | +26.0% | +71.6% | |
| Mar 13, 2023 | VERX Vertex, Inc. | Director | Sell | 11,843 | $18.37 | $217,591.44 | -25.7% | +25.2% | +64.0% | |
| Dec 3, 2021 | VERX Vertex, Inc. | Director | Sell | 12,000 | $16.88 | $202,560.00 | -27.9% | -24.9% | -4.6% | |
| Aug 19, 2021 | VERX Vertex, Inc. | Director | Sell | 8,678 | $19.17 | $166,391.97 | -16.8% | +10.5% | -28.7% |