Security key
03835T309
Aptose Biosciences Inc. - Common Shares (APTO)
CUSIP: 03835T309
Q1 2024 13F Holders as of 31 Mar 2024
- Type / Class
- Equity / Common Shares
- Shares outstanding
- 2,587,950
- Total 13F shares
- 977,602
- Share change
- -131,033
- Total reported value
- $1,623,107
- Price per share
- $1.66
- Number of holders
- 20
- Value change
- -$345,174
- Number of buys
- 4
- Number of sells
- 10
Report period
Q1 2024
Institutions
20
Top holders
10
APTO full security history
Newer quarter: Q2 2024
Previous quarter: Q4 2023
Aptose Biosciences Inc. SEC filings
Aptose Biosciences Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 03835T309
Recent filing periods:
Top shareholders of APTO - Aptose Biosciences Inc. - Common Shares (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 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.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| DRW Securities, LLC |
13F
|
Company |
23%
|
592,829
|
$1,505,786 | — | 31 Dec 2023 | |
| Nantahala Capital Management, LLC |
13F
|
Company |
4.6%
|
120,132
|
$305,135 | — | 31 Dec 2023 | |
| Carlson Capital, L.P. |
13F
|
Company |
3.7%
|
96,666
|
$245,532 | — | 31 Dec 2023 | |
| MORGAN STANLEY |
13F
|
Company |
3.5%
|
89,461
|
$227,231 | — | 31 Dec 2023 | |
| Annandale Capital, LLC |
13F
|
Company |
2.9%
|
74,666
|
$188,000 | — | 31 Dec 2023 | |
| Sigma Planning Corp |
13F
|
Company |
2.9%
|
75,477
|
$191,712 | — | 31 Dec 2023 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
2.4%
|
61,875
|
$155,306 | — | 31 Dec 2023 | |
| Cetera Advisors LLC |
13F
|
Company |
0.94%
|
24,355
|
$61,131 | — | 31 Dec 2023 | |
| TWO SIGMA SECURITIES, LLC |
13F
|
Company |
0.6%
|
15,488
|
$39,340 | — | 31 Dec 2023 | |
| Texas Capital Bank Wealth Management Services Inc |
13F
|
Company |
0.48%
|
12,448
|
$31,618 | — | 31 Dec 2023 | |
| UBS Group AG |
13F
|
Company |
0.29%
|
7,604
|
$19,314 | — | 31 Dec 2023 | |
| TD Waterhouse Canada Inc. |
13F
|
Company |
0.28%
|
7,345
|
$22,329 | — | 31 Dec 2023 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.26%
|
6,676
|
$17,000 | — | 31 Dec 2023 | |
| US BANCORP \DE\ |
13F
|
Company |
0.08%
|
2,020
|
$5,131 | — | 31 Dec 2023 | |
| Gleason Group, Inc. |
13F
|
Company |
0.05%
|
1,216
|
$3,089 | — | 31 Dec 2023 | |
| NFSG Corp |
13F
|
Company |
0.03%
|
832
|
$2,113 | — | 31 Dec 2023 | |
| OSAIC HOLDINGS, INC. |
13F
|
Company |
0.02%
|
420
|
$1,067 | — | 31 Dec 2023 | |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO |
13F
|
Company |
0.01%
|
319
|
$810 | — | 31 Dec 2023 | |
| HighMark Wealth Management LLC |
13F
|
Company |
0.01%
|
300
|
$762 | — | 31 Dec 2023 | |
| Beaird Harris Wealth Management, LLC |
13F
|
Company |
0.01%
|
250
|
$635 | — | 31 Dec 2023 | |
| GROUP ONE TRADING LLC |
13F
|
Company |
0%
|
115
|
$289 | — | 31 Dec 2023 | |
| Federation Des Caisses Desjardins du Quebec |
13F
|
Individual |
0%
|
102
|
$246 | — | 31 Dec 2023 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0%
|
100
|
$254 | — | 31 Dec 2023 | |
| CALDWELL SUTTER CAPITAL, INC. |
13F
|
Company |
0%
|
92
|
$234 | — | 31 Dec 2023 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0%
|
46
|
$117 | — | 31 Dec 2023 | |
| NATIONAL BANK OF CANADA /FI/ |
13F
|
Company |
0%
|
14
|
$33 | — | 31 Dec 2023 | |
| Pacific Capital Wealth Advisors, Inc. |
13F
|
Company |
0%
|
6
|
$15 | — | 31 Dec 2023 | |
| CITIGROUP INC |
13F
|
Company |
0%
|
1
|
$3 | — | 31 Dec 2023 | |
| FIL Ltd |
13F
|
Company |
0%
|
1
|
$3 | — | 31 Dec 2023 | |
| Donald R. Wilson Jr. |
3/4/5
|
10%+ Owner |
—
class O/S missing
|
8,892,437
|
$12,885,141 | — | 03 Aug 2021 | |
| Bernd R. Seizinger |
3/4/5
|
Director |
—
mixed-class rows
|
20,333
mixed-class rows
|
$24,633 | — | 05 Feb 2024 | |
| Jotin Marango |
3/4/5
|
Senior VP, CFO, and CBO |
—
class O/S missing
|
600,000
|
— | — | 18 Jan 2022 | |
| Fletcher Payne |
3/4/5
|
Sr VP and CFO |
—
class O/S missing
|
55,000
|
— | — | 05 Feb 2024 | |
| Caroline M. Loewy |
3/4/5
|
Former Director |
—
class O/S missing
|
50,000
|
— | — | 31 May 2022 | |
| Rafael Bejar |
3/4/5
|
Sr VP & Chief Medical Officer |
—
class O/S missing
|
35,000
|
— | — | 05 Feb 2024 | |
| Philippe Ledru |
3/4/5
|
Former Officer |
—
class O/S missing
|
11,000
|
— | — | 23 Feb 2024 | |
| Carol Gail Ashe |
3/4/5
|
Director |
—
class O/S missing
|
3,333
|
— | — | 05 Feb 2024 | |
| Denis R. Burger |
3/4/5
|
Director |
—
class O/S missing
|
3,333
|
— | — | 05 Feb 2024 | |
| Erich Platzer |
3/4/5
|
Director |
—
class O/S missing
|
3,333
|
— | — | 05 Feb 2024 | |
| Mark D. Vincent |
3/4/5
|
Director |
—
class O/S missing
|
3,333
|
— | — | 05 Feb 2024 | |
| Warren Whitehead |
3/4/5
|
Director |
—
class O/S missing
|
3,333
|
— | — | 05 Feb 2024 |
Institutional Holders of Aptose Biosciences Inc. - Common Shares (APTO) as of Q1 2024
As of 31 Mar 2024,
Aptose Biosciences Inc. - Common Shares (APTO) was held by
20 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
977,602 shares.
The largest 10 holders included
DRW Securities, LLC, Sigma Planning Corp, Nantahala Capital Management, LLC, MORGAN STANLEY, CITADEL ADVISORS LLC, Cetera Investment Advisers, Texas Capital Bank Wealth Management Services Inc, PDS Planning, Inc, US BANCORP \DE\, and Gleason Group, Inc..
This page lists
20
institutional shareholders reporting positions in this security
for the Q1 2024 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2024 vs Q4 2023 Across Filers
Q4 2023 holders
27
Q1 2024 holders
20
Holder diff
-7
| Investor | Q4 2023 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q4 2023 Value $ | Q1 2024 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.
An asterisk sign (*) next to the price indicates that the price is likely invalid.