Auburn National Bancorporation, Inc
AUBN- Exchange
- Nasdaq
- Industry
- State Commercial Banks
- SEC CIK
- 0000750574
In the last 90 days, Auburn National Bancorporation, Inc insiders filed 4 open-market purchases and 0 sales; 27 institutions reported holding it in 13F filings for Q2 2026, worth $10.5M in total; no superinvestor holds it.
Holders of 5% or more of AUBN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Auburn National Bancorporation, Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| May Anne M | 13D | 8.30%288.9K shares | New | Sep 15, 20251 filing | Sep 15, 2025 | SEC |
| Spencer Sandra J. | 13D/A | 7.40%258.2K shares | – | Sep 15, 20251 filing | Sep 15, 2025 | SEC |
| Spencer Bruce Steven | 13D | 7.20%251.2K shares | New | Sep 15, 20251 filing | Sep 15, 2025 | 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
3 Schedule 13D and 13G filings on Auburn National Bancorporation, Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 15, 20251:16 PM ET | Spencer Bruce Steven | 13D | 7.20%251.2K shares | New | Sep 11, 2025 | SEC |
| Sep 15, 20251:10 PM ET | May Anne M | 13D | 8.30%288.9K shares | New | Sep 11, 2025 | SEC |
| Sep 15, 20251:09 PM ET | Spencer Sandra J. | 13D/A | 7.40%258.2K shares | – | Sep 11, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Auburn National Bancorporation, Inc shares.
No Form 144 notices for Auburn National Bancorporation, Inc are on file.