Security key
03835L405
Aptevo Therapeutics Inc. - Common stock, par value $0.001 per share (APVO)
CUSIP: 03835L405
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common stock, par value $0.001 per share
- Total 13F shares
- 19,629
- Total 13F value
- $22,769
- Share change
- -28,862
- SEC-reported price per share
- $1.16
- Number of holders
- 8
- Value change
- -$168,977
- Number of buys
- 5
- Number of sells
- 7
- Shares outstanding
- 3,581,500
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
8
Top holders
8
APVO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2025
Previous quarter: Q4 2024
Aptevo Therapeutics Inc. SEC filings
Aptevo Therapeutics Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 03835L405
Recent filing periods:
Ownership snapshot
Top reported holders of APVO - Aptevo Therapeutics Inc. - Common stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Hudson Bay Capital Manage...
Disclosed value leader
Virtu Financial LLC
Comparable rows
14/15
Latest evidence
31 Dec 2024
13D/G
13F
3/4/5
Lead comparable stake: 5%
1 rows are not safely comparable across share classes.
13D/G row: Hudson Bay Capital Management LP
Showing 1-6 of 15 holder rows.
Quick read
Hudson Bay Capital Management LP leads the comparable SEC ownership view at 5%.
14 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Hudson Bay Capital Management LP's linked filing trail.
Comparable ownership
Top 5
Hudson Bay Capital Management LP
5%
Virtu Financial LLC
0.6%
HRT FINANCIAL LP
0.34%
JPMORGAN CHASE & CO
0.13%
DIADEMA PARTNERS LP
0.11%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Hudson Bay Capital Management LP |
13D/G
|
5%
|
$52,853
76,598 shares
|
$0 | 31 Dec 2024 |
| Virtu Financial LLC |
13F
Company
|
0.6%
|
$93,000
21,627 shares
|
— | 31 Dec 2024 |
| HRT FINANCIAL LP |
13F
Company
|
0.34%
|
$53,000
12,324 shares
|
— | 31 Dec 2024 |
| JPMORGAN CHASE & CO |
13F
Company
|
0.13%
|
$19,520
4,529 shares
|
— | 31 Dec 2024 |
| DIADEMA PARTNERS LP |
13F
Company
|
0.11%
|
$17,456
4,050 shares
|
— | 31 Dec 2024 |
| MORGAN STANLEY |
13F
Company
|
0.11%
|
$16,925
3,927 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
8
Shares
19,629
Rows available
8
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2025 vs Q4 2024 Across Filers
Q4 2024 holders
12
Q1 2025 holders
8
Holder diff
-4
| Investor | Q4 2024 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q4 2024 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend