Art Technology Acquisition Corp.
ARTC- Exchange
- Nasdaq
- Industry
- Blank Checks
- SEC CIK
- 0002086545
No open-market purchases or sales by Art Technology Acquisition Corp. insiders were filed in the last 90 days; 47 institutions reported holding it in 13F filings for Q2 2026, worth $214.4M in total; no superinvestor holds it.
Holders of 5% or more of ARTC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Art Technology Acquisition Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Art Technology Sponsor, LLC | 13D | 29.00%9.14M shares | New | Jan 8, 20261 filing | Jan 8, 2026 | SEC |
| Polar Asset Management Partners Inc. | 13G | 5.70%1.50M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
| Highbridge Capital Management LLC | 13G | 5.70%1.50M shares | New | May 15, 20261 filing | May 15, 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
3 Schedule 13D and 13G filings on Art Technology Acquisition Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 202611:33 AM ET | Polar Asset Management Partners Inc. | 13G | 5.70%1.50M shares | New | Mar 31, 2026 | SEC |
| May 15, 20266:26 AM ET | Highbridge Capital Management LLC | 13G | 5.70%1.50M shares | New | Mar 31, 2026 | SEC |
| Jan 8, 20265:00 PM ET | Art Technology Sponsor, LLCand 2 others | 13D | 29.00%9.14M shares | New | Jan 5, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Art Technology Acquisition Corp. shares.
No Form 144 notices for Art Technology Acquisition Corp. are on file.