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Cameron and Tyler Winklevoss filed for a Zcash exchange-traded fund with the U.S. Securities and Exchange Commission. The registration came through a Form S-1, with Winklevoss Asset Services, LLC named as the fund’s sponsor.
Why It Matters
The Winklevoss Twins' move to file for a Zcash ETF highlights a growing trend of established players entering the cryptocurrency market with regulated investment vehicles, which could enhance legitimacy and accessibility for institutional and retail investors alike. Should the SEC approve this application, it would mark a significant step in the evolution of cryptocurrency ETFs, potentially paving the way for more diverse investment options in the digital asset space. Furthermore, Zcash's focus on privacy features may attract a unique segment of investors seeking exposure to cryptocurrencies with distinct technological offerings.
The proposed ETF would hold Zcash — ticker ZEC — directly, giving investors a clean shot at the cryptocurrency’s price without any leverage, derivatives, or yield-chasing strategies layered on top. If the SEC signs off, the fund would trade on Nasdaq under the ticker “WINK.” Gemini Trust Company, which Cameron and Tyler Winklevoss co-founded, would handle custody of all ZEC held by the fund. Gemini operates as a New York State chartered limited liability trust company, regulated by New York State authorities — a structure that adds some regulatory weight to the proposal. The whole setup is pretty much designed around simplicity: buy shares through a standard brokerage account, get Zcash exposure, done.
No leverage. No complexity.
Winklevoss ETF History Goes Back to 2013
The twins aren’t new to this game. They first filed for a Bitcoin ETF back in 2013 — over 13 years ago — making them among the earliest serious applicants to push the SEC for a regulated crypto fund. That attempt ran into regulatory walls. It didn’t happen. But the effort was early enough that it helped shape how the industry thought about regulated crypto investment products going forward, even if the Winklevoss filing itself never crossed the finish line.
The Zcash filing is their next swing. And it’s a notable one, because Zcash isn’t Bitcoin. It’s a privacy-focused cryptocurrency — one that’s been around long enough to have a real following but hasn’t seen anything close to the institutional attention that Bitcoin or Ethereum attract. Tyler Winklevoss has been vocal about renewed enthusiasm for Zcash, drawing parallels to the kind of excitement the broader crypto industry felt back in 2019. Whether that enthusiasm translates into investor demand for a regulated product is a different question.
Winklevoss Capital Fund has flagged interest in buying up to $100 million worth of shares in the ETF. That’s not a binding commitment — the filing makes that clear — but it probably signals something. When the sponsor-affiliated fund says it might put nine figures into the product, that’s at least a statement of belief in the asset’s direction.
Zcash’s Privacy Angle and Investor Appeal
Privacy-focused cryptocurrencies have had a complicated relationship with regulators and exchanges alike. Some platforms have delisted coins with strong privacy features, citing compliance concerns. Others have kept them, arguing that privacy isn’t inherently suspicious. Zcash sits in that middle space — it has shielded transaction capabilities, but it’s also been around long enough to have some regulatory familiarity attached to it.
The Winklevoss filing leans into that familiarity rather than running from it. Using Gemini as custodian isn’t accidental. Gemini’s regulatory standing in New York gives the fund a credible compliance story to tell the SEC. The twins seem to be betting that the same infrastructure they built for other crypto services can anchor a regulated Zcash product.
And the structure itself — no leverage, no derivatives, just direct ZEC holdings — keeps things clean. That’s probably a deliberate choice. Regulators have historically been more comfortable with straightforward spot products than with anything involving financial engineering. The Bitcoin spot ETF approvals earlier in the broader industry cycle showed that a simple structure, paired with a credible custodian and enough persistence, can eventually get through.
Whether that playbook works for Zcash is unclear yet. The SEC hasn’t tipped its hand. Privacy coins carry a different regulatory profile than Bitcoin, and it’s not obvious the commission views them the same way. The filing is in, the ticker is chosen, the custodian is named — but the actual decision sits entirely with regulators.
Winklevoss Capital Fund’s non-binding interest in up to $100 million worth of shares would, if it materialized, represent a meaningful anchor investment for a fund of this type. But that number only matters if the SEC approves the product and the fund actually launches. Right now it’s conditional on a lot of things that haven’t happened.
The broader interest in privacy-preserving financial tools has grown across both crypto and traditional finance circles in recent years. Zcash, with its shielded transaction capabilities, sits at the center of that conversation. A regulated ETF wrapper could make it accessible to investors who want exposure but aren’t interested in managing private keys or navigating crypto exchanges directly.
Gemini Trust Company’s custodial role is a key structural piece. As a New York State chartered limited liability trust company, Gemini brings a compliance profile that most pure crypto custodians can’t match. The twins are leaning hard on that.
The filing lists the Nasdaq as the intended exchange, the ticker as WINK, and Winklevoss Capital Fund’s potential $100 million share purchase as a marker of internal conviction.
Frequently Asked Questions
What ticker would the Winklevoss Zcash ETF trade under?
The ETF would trade on Nasdaq under the ticker “WINK,” per the Form S-1 filing submitted by Winklevoss Asset Services, LLC.
Who would custody the Zcash held by the ETF?
Gemini Trust Company, co-founded by Cameron and Tyler Winklevoss, would serve as custodian for all ZEC owned by the fund. Gemini is a New York State chartered limited liability trust company regulated by New York State authorities.
How much does Winklevoss Capital Fund plan to invest?
Winklevoss Capital Fund has shown interest in acquiring up to $100 million worth of shares, though the filing makes clear this is not a binding obligation.
