Cass Information Systems Inc
CASS- Exchange
- Nasdaq
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0000708781
No open-market purchases or sales by Cass Information Systems Inc insiders were filed in the last 90 days; 170 institutions reported holding it in 13F filings for Q2 2026, worth $402.9M in total; no superinvestor holds it.
Holders of 5% or more of CASS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Cass Information Systems Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 6.80%895.9K shares | – | Jan 21, 20261 filing | Jan 21, 2026 | SEC |
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
2 Schedule 13D and 13G filings on Cass Information Systems Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 26, 20264:44 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Jan 21, 202612:30 PM ET | BlackRock, Inc. | 13G/A | 6.80%895.9K shares | – | Dec 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Cass Information Systems Inc shares.
No Form 144 notices for Cass Information Systems Inc are on file.