MORGAN STANLEY MORTGAGE SECURITIES TRUST
SEC Filing List

CIK: 0000806564

Form Type:

Year

Form	Description	Owner/Filer	Filing Agent	Date	Actions
N-8F NTC		Morgan Stanley Mortgage Securities Trust		04/27/2026	View ... Create Alert Filing info Download PDF Copy Link
N-8F	Application for deregistration made on F...	Morgan Stanley Mortgage Securities Trust		02/24/2026	View ... Create Alert Filing info Download PDF Copy Link
N-CEN	Annual Report for Registered Investment ...		State Street Bank & Trust Co Fund Admin Dept. /fa	01/13/2026	View ... Create Alert Filing info Download PDF Copy Link
NPORT-P	Monthly Portfolio Investments Report on ...		State Street Bank & Trust Co Fund Admin Dept. /fa	09/26/2025	View ... Create Alert Filing info Download PDF Copy Link
CORRESP	A correspondence can be sent as a docume...	MORGAN STANLEY U.S. GOVERNMENT MONEY MARKET TRUST , Morgan Stanley Long Duration Government Opportunities Fund , MORGAN STANLEY INSTITUTIONAL FUND TRUST , MORGAN STANLEY MORTGAGE SECURITIES TRUST , MORGAN STANLEY INSTITUTIONAL FUND INC , Morgan Stanley Europe		09/09/2025	View ... Create Alert Filing info Download PDF Copy Link
N-PX	Annual Report of Proxy Voting Record of ...		Broadridge Financial Solutions, Inc. /fa	08/11/2025	View ... Create Alert Filing info Download PDF Copy Link
NPORT-P	Monthly Portfolio Investments Report on ...		Confluence Technologies Inc /fa	06/26/2025	View ... Create Alert Filing info Download PDF Copy Link
N-CSRS	Certified semi-annual shareholder report...	Morgan Stanley Mortgage Securities Trust	Toppan Merrill/fa	06/23/2025	View ... Create Alert Filing info Download PDF Copy Link View XBRL Download CSV
497K	Summary Prospectus for certain open-end ...	Morgan Stanley Mortgage Securities Trust	Toppan Merrill/fa	06/11/2025	View ... Create Alert Filing info Download PDF Copy Link
497	Definitive materials filed under paragra...	Morgan Stanley Mortgage Securities Trust	Toppan Merrill/fa	06/11/2025	View ... Create Alert Filing info Download PDF Copy Link
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