IO Biotech, Inc. - Common Stock, par value $0.001 per share (IOBTQ)

CUSIP: 449778109

Q4 2021 13F Holders as of 31 Dec 2021

Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
73,755,848
Total 13F shares
12,982,583
Share change
+12,982,583
Total reported value
$82,349,000
Price per share
$6.40
Number of holders
19
Value change
+$82,349,000
Number of buys
19

Quarterly Holders Quick Answers

What is CUSIP 449778109?
CUSIP 449778109 identifies IOBTQ - IO Biotech, Inc. - Common Stock, par value $0.001 per share in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Top shareholders of IOBTQ - IO Biotech, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
HBM Healthcare Investments (Cayman) Ltd.
3/4/5
10%+ Owner —
class O/S missing
2,690,545
 $2,784,714 — 09 Nov 2021
3/4/5
Claus A. Andersson
3/4/5
Director —
class O/S missing
1,791,490
 $1,854,192 — 09 Nov 2021
3/4/5
Vanessa Malier
3/4/5
Director —
class O/S missing
430,477
 $445,544 — 09 Nov 2021
3/4/5
Keith A. Vendola
3/4/5
Chief Financial Officer —
class O/S missing
69,469
 — — 04 Nov 2021
3/4/5

Institutional Holders of IO Biotech, Inc. - Common Stock, par value $0.001 per share (IOBTQ) as of Q4 2021

As of 31 Dec 2021, IO Biotech, Inc. - Common Stock, par value $0.001 per share (IOBTQ) was held by 19 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 12,982,583 shares. The largest 10 holders included Novo Holdings A/S, Vivo Capital, LLC, RA CAPITAL MANAGEMENT, L.P., PFM Health Sciences, LP, Capital World Investors, Samsara BioCapital, LLC, Soleus Capital Management, L.P., VANGUARD GROUP INC, MILLENNIUM MANAGEMENT LLC, and CAAS CAPITAL MANAGEMENT LP. This page lists 19 institutional shareholders reporting positions in this security for the Q4 2021 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q4 2021 vs Q4 2025 Across Filers

Q4 2025 holders
22
Q4 2021 holders
19
Holder diff
-3
Investor Q4 2025 Shares Q4 2021 Shares Share Diff Share Chg % Q4 2025 Value $ Q4 2021 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
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