SPIR insider trading — Spire Global, Inc.
Over the last 90 days, insiders at Spire Global, Inc. (SPIR) made 0 open-market purchases worth $0 and 1 open-market sale worth $253K, making them net sellers by $253K. The largest sale was by Messer Stephen (Director), who sold 17,986 shares for $253K on Aug 24, 2026.
Updated Oct 16, 2026.
Recent SPIR insider transactions
Every Form 4 filed by Spire Global, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | Platzer Peter | Executive Chairman | S · Sale · 10b5-1 | Direct | 17,954 | $11.02 | $198K | Form 4 |
| Oct 1, 2026 | Porteous William | Director | A · Grant/award | Direct | 2,818 | $10.97 | $31K | Form 4 |
| Aug 24, 2026 | Messer Stephen | Director | S · Sale | Direct | 17,986 | $14.06 | $253K | Form 4 |
| Aug 20, 2026 | Engel Alison K | Chief Financial Officer | S · Sale · 10b5-1 | Direct | 4,286 | $14.09 | $60K | Form 4 |
| Aug 20, 2026 | Condor Theresa | Chief Executive Officer | S · Sale · 10b5-1 | Direct | 22,502 | $14.09 | $317K | Form 4 |
| Aug 20, 2026 | Platzer Peter | Executive Chairman | S · Sale · 10b5-1 | Direct | 5,100 | $14.09 | $72K | Form 4 |
| Aug 20, 2026 | Pelez Perez Celia | Chief Operating Officer | S · Sale · 10b5-1 | Direct | 4,484 | $14.09 | $63K | Form 4 |
| Aug 20, 2026 | Oehme Johann Gabriel | Chief Technology Officer | S · Sale · 10b5-1 | Direct | 2,989 | $14.09 | $42K | Form 4 |
| Aug 3, 2026 | Mellinger Eric M. | Chief Commercial Officer | A · Grant/award | Direct | 150,000 | — | — | Form 4 |
SPIR insider trading FAQ
Are insiders buying SPIR stock?
Not on the open market. In the last 90 days, Spire Global, Inc. insiders made no open-market purchases, and 1 open-market sale totaling $253K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading SPIR?
Recent sellers: Messer Stephen.
Where does SPIR insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
More stocks with insider activity
Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.