Chi Special Acquisition Corp.
GDST- Industry
- Electrical Industrial Apparatus
- SEC CIK
- 0001858007
No open-market purchases or sales by Chi Special Acquisition Corp. insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Holders of 5% or more of GDST
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Chi Special Acquisition Corp., largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Chi Special Acquisition Corp. on Schedule 13D or 13G.
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
26 Schedule 13D and 13G filings on Chi Special Acquisition Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 6, 20268:48 AM ET | Berkley W R Corpand 1 other | 13G/A | 0.00%0 shares | −7.40 ppfrom 7.40%Below 5% | Jun 30, 2026 | SEC |
| Nov 10, 20256:18 PM ET | Berkley W R Corpand 1 other | 13G | 7.40%169.0K shares | New | Sep 30, 2025 | SEC |
| Aug 7, 20255:02 PM ET | Hudson Bay Capital Management LPand 1 other | 13G/A | 0.00%0 shares | –Below 5% | Jun 30, 2025 | SEC |
| Aug 7, 20254:03 PM ET | Karpus Management, Inc. | 13G/A | 0.00%0 shares | –Below 5% | Jul 31, 2025 | SEC |
| May 12, 20255:46 PM ET | TD Securities (USA) LLCand 3 others | 13G/A | 4.60%157.6K shares | −0.50 ppfrom 5.10%Below 5% | Mar 31, 2025 | SEC |
| Feb 14, 20252:27 PM ET | TD Securities (USA) LLCand 4 others | 13G | 5.10%175.2K shares | New | Dec 31, 2024 | SEC |
| Nov 15, 2024 | Vivaldi Asset Management, LLC | 13G/AOld format | – | – | – | SEC |
| Nov 13, 2024 | Cowen and Company, LLC | 13GOld format | – | New | – | SEC |
| Nov 8, 2024 | Hudson Bay Capital Management LP | 13GOld format | – | – | – | SEC |
| Sep 10, 2024 | Karpus Management, Inc. | 13G/AOld format | – | – | – | SEC |
| Sep 9, 2024 | Karpus Management, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 22, 2024 | Shaolin Capital Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | Vivaldi Asset Management, LLC | 13GOld format | – | New | – | SEC |
| Feb 14, 2024 | Lighthouse Investment Partners, LLC | 13G/AOld format | – | – | – | SEC |
| Feb 13, 20247:59 PM ET | Mizuho Financial Group Inc | 13GOld format | – | New | – | SEC |
| Feb 13, 2024 | Karpus Management, Inc. | 13GOld format | – | New | – | SEC |
| Feb 5, 2024 | Hudson Bay Capital Management LP | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2023 | Shaolin Capital Management LLC | 13GOld format | – | New | – | SEC |
| Feb 14, 2023 | Lighthouse Investment Partners, LLC | 13GOld format | – | New | – | SEC |
| Feb 8, 2023 | Space Summit Capital LLC | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2023 | K2 Principal Fund, L.P. | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2023 | Hudson Bay Capital Management LP | 13GOld format | – | New | – | SEC |
| Jan 18, 2023 | Feis Lawrence | 13G/AOld format | – | – | – | SEC |
| Mar 23, 2022 | Feis Lawrence | 13GOld format | – | New | – | SEC |
| Mar 22, 2022 | K2 Principal Fund, L.P. | 13GOld format | – | New | – | SEC |
| Mar 18, 2022 | Space Summit Capital LLC | 13GOld format | – | New | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Chi Special Acquisition Corp. shares.
No Form 144 notices for Chi Special Acquisition Corp. are on file.