Zerostack Corp. · NASDAQ:ZSTK
Zerostack Corp. shareholders
As of Jun 30, 2026, 10 institutions reported holding Zerostack Corp., 0.35% of its shares. Largest: Vanguard, Geode Capital and Tower Research Capital LLC (TRC). New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Zerostack Corp. | Change | Filed |
|---|---|---|---|---|
| Vanguard | 38,088 | 0.22% | no change | Aug 13, 2026 |
| Geode Capital | 20,994 | 0.12% | −4,327 | Aug 12, 2026 |
| Tower Research Capital LLC (TRC) | 1,730 | <0.01% | new | Aug 11, 2026 |
| UBS | 440 | <0.01% | −226 | Aug 13, 2026 |
| RBC | 12 | <0.01% | no change | Aug 14, 2026 |
| Osaic Holdings, Inc. | 12 | <0.01% | no change | Aug 14, 2026 |
| Morgan Stanley | 7 | <0.01% | −166 | Aug 13, 2026 |
| Barclays | 3 | <0.01% | new | Aug 14, 2026 |
| Citigroup Inc | 1 | <0.01% | new | Aug 3, 2026 |
| Key Financial Inc | 1 | <0.01% | no change | Jul 24, 2026 |