APVO · Aptevo Therapeutics Inc. · Shareholders & Ownership
Substantial doubt about the company's ability to continue as a going concern.
“When considered in aggregate, these factors raise substantial doubt about our ability to continue as a going concern for the one-year period from the date of issuance of these financial statements.”View the 10-Q filed Aug 14, 2026
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Every disclosed holder of APVO in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns APVO
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 50,445 | 2.80% |
| Insiders (Forms 3, 4, 5) | 105,254 | 5.84% |
| 13D/G-only blocks | 148,866 | 8.26% |
| Remaining | 1,497,405 | 83.10% |
| Registered funds (N-PORT, not summed) | 20,612 | 1.14% |
Shares outstanding: 1,801,970, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of APVO
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
|
151,723 | ||
| 1.1 |
|
98,522 | ||
| 2 |
|
83,854 | ||
| 3 |
GSA CAPITAL PARTNERS LLP
13F
CIK 1362033 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
21,539 | ||
| 4 |
Ayrton Capital LLC
13G
CIK 1698148 · Registered investment adviser · Jun 30, 2025
Rule 13d-1(b), qualified institution
|
19,897 | ||
| 5 |
|
19,880 | ||
| 6 |
|
15,833 | ||
| 7 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
12,713 | ||
| 8 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
12,713 | ||
| 9 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
10,821 | ||
| 10 |
L1 Capital Global Opportunities Master Fund, Ltd.
13G
CIK 1702202 · Non-US institution · Aug 14, 2025
Rule 13d-1(c), passive investor
|
9,128 | ||
| 11 |
Fidelity Extended Market Index Fund
Fund
S000006021 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
6,351 | ||
| 12 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
4,142 | ||
| 13 |
Fidelity Series Total Market Index Fund
Fund
S000065248 · Registered fund · Aug 31, 2026
Fidelity Concord Street Trust, not summed
|
1,548 | ||
| 14 |
|
1,261 | ||
| 15 |
|
1,150 | ||
| 16 |
|
961 | ||
| 17 |
|
730 | ||
| 18 |
|
638 | ||
| 19 |
|
638 | ||
| 20 |
|
482 | ||
| 21 |
|
400 | ||
| 22 |
|
400 | ||
| 23 |
|
400 | ||
| 24 |
|
400 | ||
| 25 |
OSAIC HOLDINGS, INC.
13F
CIK 1677044 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
360 | ||
| 26 |
Hudson Bay Capital Management LP
13G
CIK 1393825 · Registered investment adviser · Dec 31, 2024
Rule 13d-1(b), qualified institution
|
213 | ||
| 27 |
SBI Securities Co., Ltd.
13F
CIK 1851815 · Non-US institution · Sep 30, 2026
|
105 | ||
| 28 |
ARMISTICE CAPITAL, LLC
13G
CIK 1601086 · Registered investment adviser · Sep 30, 2024
Rule 13d-1(b), qualified institution, unconfirmed, last confirmed Sep 30, 2024
|
61 | ||
| 29 |
|
31 | ||
| 30 |
BANK OF AMERICA CORP /DE/
13G
CIK 70858 · Bank · Oct 31, 2025
Rule 13d-1(b), qualified institution, not summed
|
5 | ||
| 30.1 |
|
2 | ||
| 31 |
Caitong International Asset Management Co., Ltd
13F
CIK 1963355 · Unknown · Sep 30, 2026
|
3 | ||
| 32 |
|
1 |
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.