SUMME GREGORY L purchased 33.3% of their position (100K shares) of AVANTOR, INC. on the open market
Open‑market purchase worth $940.0K — a major conviction buy. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 2/12/2026ACC: 0001628280-26-007802
+100K
Net shares
Net buyer
$940.0K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
100K acquired
Non-Derivative Transactions1
Common Stock
Indirect
Shares
+100K
Price / share
$9.40
Trade value
$940K
% of position
33.3%
2/12/2026
300K→400K
Total
Net shares
+100K
Net value
$940K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 2/12/2026 | P · Purchase | +100K | $9.40 | $940K | 33.3% | 300K | 400K |
| Total | +100K | $940K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
Common Stock
DirectShares owned58.11K
Total
58.11K direct58.11K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 58.11K | Direct |
| Total | 58.11K | 58.11K direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported