IO Biotech, Inc.

IOBTDelisted Jun 8, 2026

Industry: Pharmaceutical Preparations
SEC CIK: 0001865494

SEC filings (opens in a new tab)

IO Biotech, Inc. was delisted on Jun 8, 2026; its insiders filed their last Form 4 on Jun 6, 2025; 12 institutions reported holding it in 13F filings for Q1 2026, worth $199.0K in total; no superinvestor held it.

Q2 2024 vs. Q1 2024

How the institutions holding IO Biotech, Inc. changed between Q1 2024 and Q2 2024.

All holders in Q2 2024 All holders in Q1 2024

13F holders of IOBT: Q1 2024 compared with Q2 2024
Measure	Q1 2024	Q2 2024	Change
Holders	18	20	+2
Shares	27.4M	26.2M	−1.16M (−4.2%)
Value	$47.4M	$30.7M	−$16.7M (−35.3%)

New holders (3)

Institutions that held IO Biotech, Inc. at the end of Q2 2024 but not at the end of Q1 2024.

Institutions new to IOBT in Q2 2024
Institution	Shares	Value	% of portfolio
Soleus Capital Management, L.P.	192,670	$225.4K	0.02%
Redwood Wealth Management Group, LLC	4,166	$4.87K	0.00%
UBS Group AG	3,280	$3.84K	0.00%

Sold out (1)

Institutions that held IO Biotech, Inc. at the end of Q1 2024 and filed for Q2 2024 without it.

Institutions that sold out of IOBT in Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
Stonepine Capital Management, LLC	156,167	$270.2K