SPACSphere Acquisition Corp.
SSAC- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0002081300
No open-market purchases or sales by SPACSphere Acquisition Corp. insiders were filed in the last 90 days; 39 institutions reported holding it in 13F filings for Q2 2026, worth $141.1M in total; no superinvestor holds it.
Holders of 5% or more of SSAC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of SPACSphere Acquisition Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Polar Asset Management Partners Inc. | 13G | 8.20%1.49M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
| Yakira Capital Management, Inc. | 13G | 8.16%1.49M shares | New | Apr 8, 20261 filing | Apr 8, 2026 | SEC |
| Highbridge Capital Management LLC | 13G | 7.60%1.39M shares | New | May 15, 20261 filing | May 15, 2026 | SEC |
| Lighthouse Investment Partners, LLC | 13G | 7.35%1.34M shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| Goldman Sachs Group Inc | 13G | 7.30%1.32M shares | New | May 14, 20261 filing | May 14, 2026 | SEC |
| Wolverine Asset Management LLC | 13G | 6.39%1.16M shares | New | Apr 20, 20261 filing | Apr 20, 2026 | SEC |
| Mizuho Financial Group Inc | 13G | 5.50%1.01M shares | New | Aug 13, 20261 filing | Aug 13, 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
9 Schedule 13D and 13G filings on SPACSphere Acquisition Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Sep 4, 20264:06 PM ET | Karpus Management, Inc. | 13G/A | 4.99%1.20M shares | −0.09 ppfrom 5.08%Below 5% | Aug 31, 2026 | SEC |
| Aug 13, 20267:19 AM ET | Mizuho Financial Group Inc | 13G | 5.50%1.01M shares | New | Jun 30, 2026 | SEC |
| May 15, 202612:14 PM ET | Polar Asset Management Partners Inc. | 13G | 8.20%1.49M shares | New | Mar 31, 2026 | SEC |
| May 15, 20266:28 AM ET | Highbridge Capital Management LLC | 13G | 7.60%1.39M shares | New | Mar 31, 2026 | SEC |
| May 14, 20266:27 PM ET | Goldman Sachs Group Incand 1 other | 13G | 7.30%1.32M shares | New | Mar 31, 2026 | SEC |
| May 14, 20264:14 PM ET | Karpus Management, Inc. | 13G | 5.08%1.22M shares | New | Mar 31, 2026 | SEC |
| May 14, 202610:45 AM ET | Lighthouse Investment Partners, LLCand 5 others | 13G | 7.35%1.34M shares | New | Mar 31, 2026 | SEC |
| Apr 20, 20264:00 PM ET | Wolverine Asset Management LLCand 3 others | 13G | 6.39%1.16M shares | New | Mar 31, 2026 | SEC |
| Apr 8, 20267:00 AM ET | Yakira Capital Management, Inc.and 5 others | 13G | 8.16%1.49M shares | New | Mar 31, 2026 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell SPACSphere Acquisition Corp. shares.
No Form 144 notices for SPACSphere Acquisition Corp. are on file.