Trailblazer Merger Corp I
TBMCDelisted Mar 27, 2026- Industry
- Blank Checks
- SEC CIK
- 0001934945
Trailblazer Merger Corp I was delisted on Mar 27, 2026; its insiders filed their last Form 4 on Oct 15, 2024; 6 institutions reported holding it in 13F filings for Q4 2025, worth $1.74M in total; no superinvestor held it.
Holders of 5% or more of TBMC
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Trailblazer Merger Corp I, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Trailblazer Sponsor Group, LLC | 13G/A | 47.10%2.12M shares | – | Feb 14, 20251 filing | Feb 14, 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
10 Schedule 13D and 13G filings on Trailblazer Merger Corp I, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 11, 202611:52 AM ET | AQR Capital Management LLCand 2 others | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2025 | SEC |
| Feb 6, 202610:03 AM ET | Propper Kerryand 1 other | 13G/A | 0.00%0 shares | −5.30 ppfrom 5.30%Below 5% | Dec 31, 2025 | SEC |
| Aug 14, 202512:17 PM ET | Propper Kerryand 1 other | 13G/A | 5.30%237.1K shares | −3.60 ppfrom 8.90% | Jun 30, 2025 | SEC |
| Aug 12, 20252:19 PM ET | TD Securities (USA) LLCand 3 others | 13G/A | 3.90%173.8K shares | −1.40 ppfrom 5.30%Below 5% | Jun 30, 2025 | SEC |
| Jun 6, 20254:07 PM ET | Karpus Management, Inc. | 13G/A | 0.39%17.5K shares | −5.09 ppfrom 5.48%Below 5% | May 30, 2025 | SEC |
| Feb 14, 20255:46 PM ET | Trailblazer Sponsor Group, LLCand 1 other | 13G/A | 47.10%2.12M shares | – | Dec 31, 2024 | SEC |
| Feb 14, 20254:09 PM ET | Karpus Management, Inc. | 13G | 5.48%246.5K shares | New | Dec 31, 2024 | SEC |
| Feb 14, 20251:44 PM ET | Propper Kerryand 1 other | 13G/A | 8.90%400.0K shares | – | Dec 31, 2024 | SEC |
| Feb 13, 20253:42 PM ET | TD Securities (USA) LLCand 3 others | 13G | 5.30%240.0K shares | New | Dec 31, 2024 | SEC |
| Feb 13, 202512:53 PM ET | Wealthspring Capital LLCand 1 other | 13G/A | 0.00%0 shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Trailblazer Merger Corp I shares.
No Form 144 notices for Trailblazer Merger Corp I are on file.