Security key
00218A105
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 32,368,343
- Total 13F value
- $146,626,225
- Share change
- +9,765,078
- Put/Call ratio
- 210%
- SEC-reported price per share
- $4.53
- Number of holders
- 90
- Value change
- +$46,429,858
- Number of buys
- 64
- Number of sells
- 25
- Shares outstanding
- 125,375,197
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
90
Top holders
10
ASPI full security history
Ownership snapshot
Full 13F holder table
ASP Isotopes Inc. SEC filings
ASP Isotopes Inc. company facts
ASP Isotopes Inc. 13D/G history
Broader feeds
Ownership snapshot
Top reported holders of ASPI - ASP Isotopes Inc. - Common Stock (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
AK Jensen Investment Mana...
Disclosed value leader
AK Jensen Investment Mana...
Comparable rows
0/15
Latest evidence
11 Oct 2024
3/4/5
13F
Highest disclosed value: $40,490,134
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
AK Jensen Investment Management Ltd has the largest disclosed position value at $40.49M.
0 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 AK Jensen Investment Management Ltd's linked filing trail.
Disclosed position value
Top 5
AK Jensen Investment Management Ltd
$40.49M
Hendrik Strydom
$7.1M
Ph.D. Einar Ronander
$3.45M
AWM Investment Company, Inc.
$10.17M
VANGUARD GROUP INC
$7.84M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| AK Jensen Investment Management Ltd |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$40,490,134
13,333,748 shares
mixed-class rows
|
— | 11 Oct 2024 |
| Hendrik Strydom |
3/4/5
Director, 10%+ Owner
|
—
denominator unverified
|
$7,099,052
7,394,846 shares
|
— | 15 Nov 2022 |
| Ph.D. Einar Ronander |
3/4/5
Chief Scientific Adviser, 10%+ Owner
|
—
denominator unverified
|
$3,453,527
3,597,424 shares
|
— | 09 Nov 2022 |
| AWM Investment Company, Inc. |
13F
Company
|
—
denominator unverified
|
$10,173,649
3,659,586 shares
|
— | 30 Sep 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$7,841,705
2,820,757 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$7,513,309
2,702,629 shares
|
— | 30 Sep 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 Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
90
Shares
32,368,343
Rows available
90
| 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 Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
65
Q4 2024 holders
90
Holder diff
25
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|