DIAMONDHEAD HOLDINGS A -CW28 (UHGWW) Top Institutional Shareholders
DIAMONDHEAD HOLDINGS A -CW28 (UHGWW) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $806,077 in UHGWW holdings during the latest filing period.
Stonebridge Wealth Management, Llc is currently the largest disclosed institutional shareholder of UHGWW tracked by InsiderSet, reporting ownership valued at approximately $253,292 in its March 31, 2026 SEC Form 13F filing.
The top 10 institutional shareholders tracked on this page collectively account for approximately 96% of the total disclosed UHGWW value among the investors covered in this analysis. Major shareholders include Stonebridge Wealth Management, Llc, Alpine Global Management, Llc, Greenland Capital Management Lp, and several other long-term asset managers with concentrated positions in DIAMONDHEAD HOLDINGS A -CW28 (UHGWW).
This page ranks the largest institutional UHGWW shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
20
Total Reported Value
$806,077
Largest Holder
Stonebridge Wealth Management, Llc
Largest Position
$253,292
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
20
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Stonebridge Wealth Management, Llc | 0.24% | 1,387,899 | $253,292 | — | — | — | |
| Alpine Global Management, Llc | 0.03% | 950,000 | $173,375 | — | — | — | |
| Greenland Capital Management Lp | 0.02% | 650,000 | $118,625 | — | — | — | |
| D. E. Shaw & Co., Inc. | 0.00% | 439,789 | $80,261 | — | — | — | |
| Periscope Capital Inc. | 0.01% | 300,000 | $54,750 | — | — | — | |
| Gts Securities Llc | 0.00% | 146,008 | $26,573 | — | — | — | |
| Healthcare Of Ontario Pension Plan Trust Fund | 0.00% | 119,171 | $21,749 | — | — | — | |
| Davidson Kempner Capital Management Lp | 0.00% | 95,296 | $17,392 | — | — | — | |
| Lmr Partners Llp | 0.00% | 73,510 | $13,416 | — | — | — | |
| Susquehanna International Group, Llp | 0.00% | 71,119 | $12,979 | — | — | — | |
| Tenor Capital Management Co., L.P. | 0.00% | 45,976 | $8,391 | — | — | — | |
| Saba Capital Management, L.P. | 0.00% | 45,810 | $8,363 | — | — | — | |
| Luxor Capital Group, Lp | 0.00% | 38,949 | $7,108 | — | — | — | |
| Calamos Advisors Llc | 0.00% | 25,000 | $4,563 | — | — | — | |
| Two Sigma Securities, Llc | 0.00% | 12,971 | $2,367 | — | — | — | |
| Ubs Group Ag | 0.00% | 5,571 | $1,014 | — | — | — | |
| Clear Street Group Inc. | 0.00% | 5,155 | $941 | — | — | — | |
| Toronto Dominion Bank | 0.00% | 5,000 | $915 | — | — | — | |
| Virtu Financial Llc | 0.00% | 12,097 | $2 | — | — | — | |
| Vestcor Inc | 0.00% | 4,499 | $1 | — | — | — |
Frequently asked questions about UHGWW
Who owns the most UHGWW stock?
The largest holders of UHGWW are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for DIAMONDHEAD HOLDINGS A -CW28 (UHGWW).
Is UHGWW widely held by superinvestors?
Many widely followed stocks like UHGWW appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly UHGWW is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.