Who owns Mountain Crest Acquisition 6 Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MCAHU from SEC Form 13F filings across 15 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 15 institutions disclosed 2.4M shares of Mountain Crest Acquisition 6 Corp. worth $24.1M — about 92.3% of shares outstanding; the largest disclosed holder is RIVERNORTH CAPITAL MANAGEMENT, LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
15
13F holders
$24.1M
value, 2026 filers
92.3%
of shares outstanding (2.4M sh)
15
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MCAHU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | RIVERNORTH CAPITAL MANAGEMENT, LLCNEW | 499,592 | $5.1M | 0.2% | 19.4% | new |
| 2 | AQR Arbitrage LLCNEW | 366,100 | $3.7M | 0.1% | 14.2% | new |
| 3 | MANGROVE PARTNERS IM, LLCNEW | 294,882 | $3.0M | 0.2% | 11.5% | new |
| 4 | BOOTHBAY FUND MANAGEMENT, LLCNEW | 250,000 | $2.5M | 0.0% | 9.7% | new |
| 5 | TORONTO DOMINION BANKNEW | 219,226 | $2.2M | 0.0% | 8.5% | new |
| 6 | Calamos Advisors LLCNEW | 150,000 | $1.5M | 0.0% | 5.8% | new |
| 7 | Radcliffe Capital Management, L.P.NEW | 150,000 | $1.5M | 0.1% | 5.8% | new |
| 8 | BNP PARIBAS FINANCIAL MARKETSNEW | 133,900 | $1.4M | 0.0% | 5.2% | new |
| 9 | Lineage Point Capital LPNEW | 129,777 | $1.3M | 0.3% | 5% | new |
| 10 | StoneX Group Inc.NEW | 69,113 | $690,550 | 0.0% | 2.7% | new |
| 11 | PenderFund Capital Management Ltd.NEW | 55,200 | $560,832 | 0.1% | 2.1% | new |
| 12 | Clear Street Group Inc.NEW | 25,529 | $259,375 | 0.0% | 1% | new |
| 13 | ABC ARBITRAGE SANEW | 20,000 | $203,200 | 0.0% | 0.8% | new |
| 14 | JPMORGAN CHASE & CONEW | 10,000 | $101,600 | 0.0% | 0.4% | new |
| 15 | UBS Group AGNEW | 68 | $691 | 0.0% | 0% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation. Research, not investment advice.