13F reference period
n/a
Security Snapshot
Trailblazer Merger Corp I - Class A Common Stock (TBMC) Institutional Ownership
CUSIP: 89278D109
13F Institutional Holders and Ownership History from Q2 2023 to Q1 2026
Institutions Reporting
Shares (Excl. Options)
n/a
Price
$11.81
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / Class A Common Stock
- Symbol
- TBMC
- Shares outstanding
- 4,474,415
- SEC-reported price per share
- $11.81
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- TBMC - Trailblazer Merger Corp I - Class A Common Stock is tracked under CUSIP 89278D109.
- 13F reference-period holder data is not available.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder data for the Q2 2026 reference period is not available.
- Available periods remain in the history table; they do not substitute for the headline period.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Schedule 13D/G
Open SEC evidence
Ownership context comes from Schedule 13D/G and available holder history for this CUSIP.
Security key
89278D109
13F reference period
n/a
13F holders
13D/G owners
3
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 89278D109:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
TBMC
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Trailblazer Sponsor Group, LLC | 47% | $24,056,325 | 2,119,500 | Trailblazer Sponsor Group, LLC | 31 Dec 2024 | |||
| TD SECURITIES (USA) LLC | 3.9% | -28% | $2,008,966 | -$765,434 | 173,786 | -28% | TD SECURITIES (USA) LLC | 30 Jun 2025 |
| Karpus Management, Inc. | 0.39% | -102% | $208,826 | -$2,736,729 | 17,475 | -93% | KARPUS MANAGEMENT, INC. | 30 May 2025 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
12
Headline period
n/a
Rows shown
1-12 of 12
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 0 | $0 | -$1,739,284 | $11.81 | 0 |
| 2025 Q4 | 130,581 | $1,739,284 | -$17,419,426 | $13.32 | 6 |
| 2025 Q3 | 1,686,817 | $19,786,173 | -$3,316,371 | $11.68 | 12 |
| 2025 Q2 | 1,922,777 | $22,487,112 | -$5,131,704 | $11.71 | 15 |
| 2025 Q1 | 2,321,677 | $26,114,476 | -$36,049 | $11.26 | 17 |
| 2024 Q4 | 2,322,329 | $25,813,747 | -$27,913,574 | $11.12 | 16 |
| 2024 Q3 | 4,641,564 | $51,055,655 | -$13,478,995 | $11.00 | 29 |
| 2024 Q2 | 6,116,707 | $66,051,494 | -$1,786,037 | $10.80 | 37 |
| 2024 Q1 | 6,293,958 | $66,725,283 | -$4,442,335 | $10.60 | 36 |
| 2023 Q4 | 6,473,840 | $67,693,241 | +$7,629,826 | $10.46 | 34 |
| 2023 Q3 | 5,734,411 | $59,236,929 | -$535,014 | $10.33 | 34 |
| 2023 Q2 | 5,789,761 | $58,981,907 | +$58,981,907 | $10.19 | 38 |