Life Sciences Tools & Services company based in Radnor, Pennsylvania.
In the last 90 days, no insider of Avantor reported an open-market purchase and 0 open-market sales. Every figure links to its official SEC, House, Senate or USAspending record.
Last closeLast close, Oct 5, 2026
$15.81
Adjusted for splits and dividends
Last 12 months
Not enough history
Market value
$10.8B
Last close × shares outstanding
Latest results: quarter ending Mar 31, 2026
Revenue
$1.58B
0.0% vs the same quarter a year earlier
Free cash flow, last 12 months
$439M
This quarter $25.2M, a year earlier $81.3M
Net debt
$3.54B
Debt $3.82B, cash $279M, at Mar 31, 2026
Net income, last 12 months
−$551M
From the company's own quarterly and annual reports to the SEC. Free cash flow (cash from operations minus capital spending), net debt (debt minus cash) and 12-month totals are calculated by OQRO. Production rates, deliveries, approvals and guidance are in its results announcement of Jul 29, 2026.
Stock since the trade +90.3% · S&P 500 +5.0% · to Oct 5
A board member of Avantor paid $83K out of pocket for Avantor shares. 1 other person at Avantor bought some too, in the same month. The Avantor shares held grew by 20%.
Stock since the trade +94.0% · S&P 500 +14.4% · to Oct 5
A board member of Avantor paid $1M out of pocket for Avantor shares. 2 other people at Avantor bought some too, in the same month. The Avantor shares held grew by 36%.
Stock since the trade +73.0% · S&P 500 +13.7% · to Oct 5
A board member of Avantor paid $940K out of pocket for Avantor shares. 2 other people at Avantor bought some too, in the same month. The Avantor shares held grew by 33%.
Prices are daily closes from Polygon.io. Company figures come from its own SEC filings. Past moves are not a forecast. OQRO reports what was filed and never tells you what to buy or sell.
AVTR price and disclosed trades
Last 12 months, adjusted daily closes
Insider purchase 8
Several insiders buying within days
Adjusted close went from $14.09 on Oct 6, 2025 to $15.81 on Oct 5, 2026 (+12.2%). Disclosed activity in the last 12 months: 8 insider purchases, 0 insider sales, 0 Congress purchases, 0 Congress sales. 2 groups of purchases by several insiders within a few days.
2 insiders bought
2 insiders bought
$6$8$10$12$14$18$15.81
OctNovDecJan 2026FebMarAprMayJunJulAugSepOct
Each mark is a disclosed trade, placed on its trade date. Past moves are not a forecast. Trades by one person on the same day share a mark. Congress amounts are official ranges; mark size uses the lower bound.Show these trades as a list
“(the “Company”) of his decision to resign as the Company’s Executive Vice President and Chief Financial Officer (“CFO”) to join a company outside the life sciences industry.”
From the company's 8-K, 10-K and 10-Q filings over the last two years. A flag is a reason to read the filing, not a verdict: many departures are planned retirements and many listing notices are resolved. Insider sales are shown for timing only; they are separate filings.