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ASPEN TECHNOLOGY, INC. (AZPN) Ownership Summary
Institutional Holders
Total Number of Holders 420
% of Shares Outstanding 44.97%
Total Shares Held 28,476,020
Total Value of Holdings $5,656,191,852.60
Net Activity (569,463)
 
Top 5 Holders Shares Held Shares Changed
BLACKROCK INC. 4,379,226 (944,227)
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 4,025,171 227,900
VANGUARD GROUP INC 2,712,805 (206,205)
STATE STREET CORP 1,016,150 (3,205)
NORDEA INVESTMENT MANAGEMENT AB 904,406 (80,938)

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Insider Trades
 Last 3 mos.Last 12 mos.
Number of Insider Trades11
Number of Buys00
Number of Sells11
Net Activity (2,333) (2,333)
 
Top 5 TradesShares Traded Date
BAKER DAVID JOHN2,0766/17/2024
BAKER DAVID JOHN 0 6/3/2024
PIETRI ANTONIO J4,7625/30/2024
WHELAN, JR. ROBERT M.2,3335/21/2024
WHELAN, JR. ROBERT M.2,3335/21/2024

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5% Ownership (SC 13D & SC 13G Filings)
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View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G/A   KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT...  02/13/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G/A   BLACKROCK INC.  01/25/24   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   EMERSON ELECTRIC CO  10/13/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13D/A   EMERSON ELECTRIC CO  10/11/23   File this document to a folder.
View Filing in HTMLView Filing in RTFView Filing in PDFView Filing in ExcelView Filing in Original Format  SC 13G   BLACKROCK INC.  02/07/23   File this document to a folder.