Latest Period
Q1 2026
Security Snapshot
Berto Acquisition Corp. - ordinary shares, par value $0.0001 per share (TACO) Institutional Ownership
CUSIP: G1051H101
13F Institutional Holders and Ownership History from Q2 2025 to Q1 2026
Institutions Reporting
61
Shares (Excl. Options)
27,320,448
Price
$10.25
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Security type / class
- Equity / ordinary shares, par value $0.0001 per share
- Symbol
- TACO on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 27,320,448
- Total 13F value
- $279,921,222
- Portfolio coverage rank
- 0%
- Share change
- +316,694
- Value change
- +$3,516,562
- Number of holders
- 61
- Shares outstanding
- 37,422,794
- SEC-reported price per share
- $10.51
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- TACO - Berto Acquisition Corp. - ordinary shares, par value $0.0001 per share is tracked under CUSIP G1051H101.
- 61 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 62 to 61 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $273,333,411 to $279,921,222.
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 Form 13F
Open SEC evidence
Latest holder context comes from 61 institutions filings for Q1 2026.
Security key
G1051H101
Latest holder period
Q1 2026
13F holders
61
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
TACO full holder history
Berto Acquisition Corp. SEC filings
Berto Acquisition Corp. company facts
Berto Acquisition Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G1051H101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
TACO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Berto Acquisition Sponsor LLC | 14% | $52,625,430 | 5,089,500 | Harry L. You | 30 Jun 2025 |
As of 31 Mar 2026, 61 institutional investors reported holding 27,320,448 shares of Berto Acquisition Corp. - ordinary shares, par value $0.0001 per share (TACO). This represents 73% of the company’s total 37,422,794 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
59%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BERKLEY W R CORP | 4.9% | 1,822,598 | +78% | 1% | $18,681,630 |
| Centiva Capital, LP | 4.8% | 1,791,194 | 0% | 0.86% | $18,359,739 |
| Magnetar Financial LLC | 4.4% | 1,650,000 | 0% | 0.17% | $16,863,000 |
| GLAZER CAPITAL, LLC | 4.2% | 1,578,382 | +8.9% | 0.35% | $16,178,000 |
| Linden Advisors LP | 4% | 1,500,000 | 0% | 0.09% | $15,375,000 |
| Hudson Bay Capital Management LP | 3.4% | 1,266,599 | 0% | 0.08% | $12,982,640 |
| Polar Asset Management Partners Inc. | 2.9% | 1,100,000 | 0% | 0.27% | $11,253,000 |
| AQR Arbitrage LLC | 2.9% | 1,073,937 | -4.6% | 0.18% | $11,007,854 |
| MOORE CAPITAL MANAGEMENT, LP | 2.7% | 1,000,000 | 0% | 0.37% | $10,250,000 |
| WOLVERINE ASSET MANAGEMENT LLC | 2.4% | 899,940 | +2587% | 0.14% | $9,224,385 |
| Verbena Value LP | 2.4% | 897,745 | 0% | 1.5% | $9,201,886 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 2.1% | 800,000 | 0% | 0.13% | $8,200,000 |
| TWO SIGMA INVESTMENTS, LP | 2.1% | 799,248 | 0% | 0.01% | $8,192,292 |
| LMR Partners LLP | 2.1% | 772,757 | 0% | 0.07% | $7,920,759 |
| Westchester Capital Management, LLC | 1.9% | 703,632 | +62% | 0.35% | $7,212,228 |
| Crossingbridge Advisors, LLC | 1.7% | 635,000 | 1.2% | $6,507,950 | |
| Parallax Volatility Advisers, L.P. | 1.7% | 631,366 | 0.31% | $6,496,756 | |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 1.3% | 500,000 | 0% | 0.33% | $5,110,000 |
| Lineage Point Capital LP | 1.3% | 479,502 | 0% | 1.2% | $4,914,896 |
| Mint Tower Capital Management B.V. | 1.1% | 410,668 | 0% | 0.4% | $4,209,000 |
| GOLDMAN SACHS GROUP INC | 1.1% | 405,124 | 0% | 0% | $4,152,521 |
| Shaolin Capital Management LLC | 1.1% | 400,000 | +37% | 0.34% | $4,100,000 |
| Radcliffe Capital Management, L.P. | 0.99% | 371,764 | +7% | 0.29% | $3,810,581 |
| CSS LLC/IL | 0.98% | 364,881 | 0% | 0.21% | $3,740,030 |
| D. E. Shaw & Co., Inc. | 0.96% | 359,490 | +29% | 0% | $3,684,773 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
4
Latest
Q1 2026
Rows shown
1-4 of 4
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 27,320,448 | $279,921,222 | +$3,516,562 | $10.25 | 61 |
| 2025 Q4 | 26,957,746 | $273,333,411 | +$4,899,463 | $10.14 | 62 |
| 2025 Q3 | 25,119,128 | $261,331,992 | +$28,379,317 | $10.40 | 63 |
| 2025 Q2 | 22,256,358 | $231,805,933 | +$231,674,933 | $10.42 | 50 |