DRW Securities, LLC
Broker-DealerPosition in APTOF — Aptose Biosciences Inc.
CIK 1481986
CHICAGO, IL
Position in APTOF
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
19,761
0.0% QoQ
Ownership
0.774%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in APTOF Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026DRW Securities, LLC holds $13,053,341 across 39 Biotechnology names. APTOF ranks #38 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CNTN |
Canton Strategic Holdings, Inc.
|
1,724,618 | $4,863,422 | |
| 2 | ARGX |
Argenx SE
|
947 | $878,598 | |
| 3 | ONC |
BeOne Medicines Ltd.
|
1,731 | $493,283 | |
| 4 | ACAD |
Acadia Pharmaceuticals Inc
|
17,111 | $432,908 | |
| 5 | SVRA |
Savara Inc
|
69,638 | $428,970 | |
| 6 | AUPH |
Aurinia Pharmaceuticals Inc.
|
22,294 | $378,329 | |
| 7 | IMNM |
Immunome Inc.
|
17,686 | $374,766 | |
| 8 | INCY |
Incyte Corp
|
3,100 | $351,416 |
All Filings in APTOF
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | — | 19,761 | Shares | Other | 2026-08-14 | |
| 2026-03-31 | — | 19,761 | Shares | Other | 2026-05-13 | |
| 2025-12-31 | — | 19,761 | Shares | Other | 2026-02-12 | |
| 2025-09-30 | — | 19,761 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | — | 19,761 | Shares | Other | 2025-08-14 | |
| No filing history on record for this holder in this stock. | ||||||