Barclays

ATMP · LONDON

$35.97+$0.6453 (+1.83%)TodayMarket closed ·
Prev close $35.32

Who owns ATMP

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 22.5% of ATMP’s shares.

  • BlackRock Investment Management (UK) Ltd.7.1%
  • Vanguard Capital Management, LLC3.3%
  • Dodge & Cox2.1%
  • Bank of China Ltd1.9%
  • Next 6 largest institutions8.2%
  • All other shareholders77.5%
Top institutional holders of ATMP
HolderShares% of shares
BlackRock Investment Management (UK) Ltd.944.02M7.08%
Vanguard Capital Management, LLC434.18M3.26%
Dodge & Cox280.32M2.10%
Bank of China Ltd248.87M1.87%
BlackRock Advisors (UK) Limited229.46M1.72%
Norges Bank Investment Management (NBIM)214.56M1.61%
BlackRock Institutional Trust Company, N.A.211.75M1.59%
Causeway Capital Management LLC211.27M1.58%
T. Rowe Price Associates, Inc.117.58M0.88%
State Street Investment Management (US)112.63M0.84%

Largest mutual fund holders

Top mutual fund holders of ATMP
HolderShares% of shares
Dodge & Cox International Stock Fund270.05M2.02%
Statens Pensjonsfond Utland262.00M1.96%
Vanguard Total International Stock Index Fund201.13M1.51%
Vanguard Developed Markets Index Fund133.93M1.00%
iShares Core MSCI EAFE ETF101.26M0.76%

Short interest

Settled Sep 30, 2026

Shares short
132.71K
Days to cover
6.71
% of shares outstanding
0.00%
Average daily volume
19.77K
Change since last report
+223.6%

Information on this page is provided for informational purposes only and is not a recommendation to buy, sell or hold any security. Investing involves risk, including possible loss of principal. Market data is delayed at least 15 minutes and is provided without warranty. Analyst ratings, price targets and company data come from third-party sources. Past performance does not guarantee future results.