Speiser Michael L
SEC Form 4 insider trading activity
Speiser Michael L has filed 21 SEC Form 4 filings (315 transaction rows) across 2 companies, including SNOW, WDAY, with disclosures dating back to 2025. 17 of those filings fall inside the rolling window. Most recent filing: Oct 3, 2026.
On the most recent filing, Speiser Michael L is listed as Director at Snowflake Inc. Inside the rolling window, Speiser Michael L reported no open-market purchases and 12 open-market sales totaling $138.1M in SNOW. The largest disclosed transaction in the window is a sale of 48,221 SNOW shares on Sep 4, 2026, worth $17.1M.
Companies traded
Other insiders at SNOW
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$138.1M
reported sales (SEC code S)
Companies
2
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| SNOW | Director | Sale | 48,221 | $16.6M | Oct 3 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $17.1M | Sep 9 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $15.6M | Aug 11 | SEC ↗ | |
| SNOW | Director | Sale | 48,220 | $12.4M | Jul 8 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $11.8M | Jun 8 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $6.8M | May 4 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $7.1M | Apr 6 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $8.4M | Mar 9 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $8.0M | Feb 6 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $10.7M | Jan 5 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $11.1M | Dec 8 | SEC ↗ | |
| SNOW | Director | Sale | 48,221 | $12.4M | Nov 10 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Oct 3, 2025 | SNOW | Sale | $14K |
| Oct 3, 2025 | SNOW | Sale | $26K |
| Oct 3, 2025 | SNOW | Sale | $11K |
| Oct 3, 2025 | SNOW | Sale | $27K |
| Oct 3, 2025 | SNOW | Sale | $7K |
| Oct 3, 2025 | SNOW | Sale | $7K |
| Oct 3, 2025 | SNOW | Sale | $1.6M |
| Oct 3, 2025 | SNOW | Sale | $59K |
| Oct 3, 2025 | SNOW | Sale | $224K |
| Oct 3, 2025 | SNOW | Sale | $396K |
| Oct 3, 2025 | SNOW | Sale | $162K |
| Oct 3, 2025 | SNOW | Sale | $423K |
| Oct 3, 2025 | SNOW | Sale | $110K |
| Oct 3, 2025 | SNOW | Sale | $102K |
| Oct 3, 2025 | SNOW | Sale | $49K |
| Oct 3, 2025 | SNOW | Sale | $2K |
| Oct 3, 2025 | SNOW | Sale | $7K |
| Oct 3, 2025 | SNOW | Sale | $12K |
| Oct 3, 2025 | SNOW | Sale | $5K |
| Oct 3, 2025 | SNOW | Sale | $13K |
| Oct 3, 2025 | SNOW | Sale | $3K |
| Oct 3, 2025 | SNOW | Sale | $3K |
| Oct 3, 2025 | SNOW | Sale | $4.2M |
| Oct 3, 2025 | SNOW | Sale | $155K |
| Oct 3, 2025 | SNOW | Sale | $587K |
Frequently asked questions
How many SEC Form 4 filings has Speiser Michael L made?
Speiser Michael L has filed 21 SEC Form 4 filings (315 transaction rows) across 2 companies, including SNOW, WDAY since 2025.
Which companies does Speiser Michael L trade?
Speiser Michael L has filed SEC Form 4 disclosures for 2 companies, including SNOW, WDAY.
When was Speiser Michael L's most recent SEC Form 4 filing?
Speiser Michael L's most recent SEC Form 4 filing on Tracefour is dated Oct 3, 2026.
What is Speiser Michael L's total buy and sell value in the current window?
Inside the rolling retention window, Speiser Michael L bought $0 and sold $138.1M based on SEC Form 4 filings.
What was Speiser Michael L's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 48,221 SNOW shares on 2026-09-04, worth $17.1M, per SEC Form 4 filings.