Meister Keith A.
SEC Form 4 insider trading activity
Meister Keith A. has filed 20 SEC Form 4 filings (137 transaction rows) across 4 companies, including ILMN, WGS, MGM, with disclosures dating back to 2025. 19 of those filings fall inside the rolling window. Most recent filing: Oct 3, 2026.
On the most recent filing, Meister Keith A. is listed as Director at ILLUMINA, INC. Inside the rolling window, Meister Keith A. reported 10 open-market purchases totaling $80.9M in WGS and VSTS and 17 open-market sales totaling $592.4M in ILMN and MGM. The largest disclosed transaction in the window is a sale of 457,858 ILMN shares on Aug 4, 2026, worth $91.6M.
Companies traded
Other insiders at ILMN
Insider Buying
$80.9M
reported purchases (SEC code P)
Insider Selling
$592.4M
reported sales (SEC code S)
Companies
4
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| ILMN | Director | Sale | 68,108 | $14.5M | Sep 4 | SEC ↗ | |
| ILMN | Director | Sale | 75,951 | $16.6M | Sep 4 | SEC ↗ | |
| ILMN | Director | Sale | 119,501 | $26.1M | Sep 4 | SEC ↗ | |
| ILMN | Director | Sale | 131,019 | $29.5M | Aug 27 | SEC ↗ | |
| ILMN | Director | Sale | 106,543 | $24.0M | Aug 27 | SEC ↗ | |
| ILMN | Director | Sale | 138,379 | $31.7M | Aug 27 | SEC ↗ | |
| ILMN | Director | Sale | 95,000 | $19.3M | Aug 21 | SEC ↗ | |
| ILMN | Director | Sale | 285,238 | $61.0M | Aug 21 | SEC ↗ | |
| ILMN | Director | Sale | 299,336 | $65.2M | Aug 21 | SEC ↗ | |
| ILMN | Director | Sale | 457,858 | $91.6M | Aug 6 | SEC ↗ | |
| ILMN | Director | Sale | 283,269 | $56.5M | Aug 6 | SEC ↗ | |
| ILMN | Director | Sale | 220,000 | $33.5M | Jun 1 | SEC ↗ | |
| ILMN | Director | Sale | 214,596 | $35.1M | Jun 1 | SEC ↗ | |
| ILMN | Director | Sale | 235,000 | $38.5M | Jun 1 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 165,000 | $6.4M | May 15 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 140,000 | $5.5M | May 15 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 46,273 | $1.8M | May 15 | SEC ↗ | |
| ILMN | Director | Sale | 225,067 | $32.8M | May 14 | SEC ↗ | |
| ILMN | Director | Sale | 104,393 | $15.2M | May 14 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 533,758 | $20.2M | May 12 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 171,389 | $7.0M | May 12 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 500,000 | $19.6M | May 12 | SEC ↗ | |
| MGM | Director | Sale | 37,500 | $1.3M | Mar 9 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 29,495 | $2.1M | Mar 5 | SEC ↗ | |
| WGS | Director, 10% Owner | Purchase | 140,026 | $11.4M | Mar 5 | 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 |
|---|---|---|---|
| Sep 11, 2025 | MGM | Sale | $8.6M |
Frequently asked questions
How many SEC Form 4 filings has Meister Keith A. made?
Meister Keith A. has filed 20 SEC Form 4 filings (137 transaction rows) across 4 companies, including ILMN, WGS, MGM since 2025.
Which companies does Meister Keith A. trade?
Meister Keith A. has filed SEC Form 4 disclosures for 4 companies, including ILMN, WGS, MGM.
When was Meister Keith A.'s most recent SEC Form 4 filing?
Meister Keith A.'s most recent SEC Form 4 filing on Tracefour is dated Oct 3, 2026.
What is Meister Keith A.'s total buy and sell value in the current window?
Inside the rolling retention window, Meister Keith A. bought $80.9M and sold $592.4M based on SEC Form 4 filings.
What was Meister Keith A.'s largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 457,858 ILMN shares on 2026-08-04, worth $91.6M, per SEC Form 4 filings.