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Factset Research Systems Inc

FDS
Exchange
NYSE
Industry
Services-Computer Programming, Data Processing, Etc.
SEC CIK
0001013237

No open-market purchases or sales by Factset Research Systems Inc insiders were filed in the last 90 days; 767 institutions reported holding it in 13F filings for Q2 2026, worth $9.22B in total; Markel Group is the only superinvestor holding it.

Holders of 5% or more of FDS

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Factset Research Systems Inc, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of FDS
HolderLatest formStakeChangeFirst filedLatest filingFiling
Vanguard Group Inc13G/A13.04%4.93M shares–Oct 30, 20251 filingOct 30, 2025SEC
Morgan Stanley13G5.70%2.17M sharesNewAug 7, 20251 filingAug 7, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

4 Schedule 13D and 13G filings on Factset Research Systems Inc, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on FDS
Filed (ET)FilerFormStakeChangeEvent dateFiling
Nov 14, 202511:22 AM ETBamco Incand 3 others13G/A4.81%1.82M shares−1.70 ppfrom 6.51%Below 5%Sep 30, 2025SEC
Oct 30, 20253:16 PM ETVanguard Group Inc13G/A13.04%4.93M shares–Sep 30, 2025SEC
Aug 7, 202512:55 PM ETMorgan Stanley13G5.70%2.17M sharesNewJun 30, 2025SEC
Nov 14, 202410:02 AM ETBamco Incand 3 others13G/A6.51%2.48M shares–Sep 30, 2024SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Factset Research Systems Inc shares.

No Form 144 notices for Factset Research Systems Inc are on file.