MPM BIOVENTURES 2018, L.P.
SEC Form 4 insider trading activity
MPM BIOVENTURES 2018, L.P. has filed 5 SEC Form 4 filings (16 transaction rows) across 2 companies, including TRDA, AKTS, with disclosures dating back to 2026. 5 of those filings fall inside the rolling window. Most recent filing: Sep 9, 2026.
On the most recent filing, MPM BIOVENTURES 2018, L.P. is listed as 10% Owner at Entrada Therapeutics, Inc. Inside the rolling window, MPM BIOVENTURES 2018, L.P. reported 1 open-market purchase totaling $20.0M in AKTS and 12 open-market sales totaling $3.6M in TRDA. The largest disclosed transaction in the window is a purchase of 1,112,777 AKTS shares on Jan 12, 2026, worth $20.0M.
Companies traded
Other insiders at TRDA
Insider Buying
$20.0M
reported purchases (SEC code P)
Insider Selling
$3.6M
reported sales (SEC code S)
Companies
2
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| TRDA | 10% Owner | Sale | 38,500 | $274K | Sep 9 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 192,500 | $1.4M | Sep 9 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 28,837 | $206K | Sep 9 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 29,088 | $205K | Sep 3 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 25,131 | $181K | Sep 3 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 32,263 | $231K | Sep 3 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 38,922 | $280K | Aug 31 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 3,733 | $26K | Aug 31 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 44,259 | $309K | Aug 31 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 21,623 | $159K | Aug 27 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 26,522 | $200K | Aug 27 | SEC ↗ | |
| TRDA | 10% Owner | Sale | 14,569 | $103K | Aug 27 | SEC ↗ | |
| AKTS | 10% Owner | Purchase | 1,112,777 | $20.0M | Jan 14 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has MPM BIOVENTURES 2018, L.P. made?
MPM BIOVENTURES 2018, L.P. has filed 5 SEC Form 4 filings (16 transaction rows) across 2 companies, including TRDA, AKTS since 2026.
Which companies does MPM BIOVENTURES 2018, L.P. trade?
MPM BIOVENTURES 2018, L.P. has filed SEC Form 4 disclosures for 2 companies, including TRDA, AKTS.
When was MPM BIOVENTURES 2018, L.P.'s most recent SEC Form 4 filing?
MPM BIOVENTURES 2018, L.P.'s most recent SEC Form 4 filing on Tracefour is dated Sep 9, 2026.
What is MPM BIOVENTURES 2018, L.P.'s total buy and sell value in the current window?
Inside the rolling retention window, MPM BIOVENTURES 2018, L.P. bought $20.0M and sold $3.6M based on SEC Form 4 filings.
What was MPM BIOVENTURES 2018, L.P.'s largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 1,112,777 AKTS shares on 2026-01-12, worth $20.0M, per SEC Form 4 filings.