Zenas Biopharma, Inc. · NASDAQ:ZBIO

Wellington Management Group LLP reported a 10.10% stake in Zenas Biopharma, Inc. (Schedule 13G)

Event Aug 31, 2026 · Filed Sep 8, 2026

Wellington Management Group LLP reported a 10.10% stake in Zenas Biopharma, Inc., 6,566,134 shares, as a passive investor on Aug 31, 2026. Filed Sep 8, 2026 (Schedule 13G).

Stake
10.10%
Shares
6,566,134
Intent
Passive
What changed
Crossed above 5%
Filed together
4 holders

The filing in full

HolderStakeShares
Wellington Management Group LLP10.10%6,566,134
Wellington Group Holdings LLP10.10%6,566,134
Wellington Investment Advisors Holdings LLP10.10%6,566,134
Wellington Management Company LLP9.90%6,566,134

Source

View original at SEC

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