ASP Isotopes Inc.
JSE:ISOSouth Africa·Quoted in ZAR·Updated
ZAR 62.54
-2.12-3.28%
≈ $3.91
About ISO
from market data- Listing
- ASP Isotopes Inc. trades as JSE:ISO on the Johannesburg Stock Exchange in Johannesburg, South Africa.
- Trading
- Quoted and settled in ZAR, and the market is open 09:00–16:50 SAST. One share is currently about $3.91.
- Liquidity
- 4,210 shares changed hands in the last session — thin enough that a modest order could move the price, and that exiting may take time. Why liquidity matters here
- Range
- Over the period we hold, it has traded between 0.71 and 129.92 ZAR. Today's price sits 48% of the way up that range.
- Access
- Most international brokers do not reach JSE. Getting in usually means a local or diaspora account, and getting money out is a separate question from getting in. How to buy shares on the JSE →
We don't have a verified company description for ISO yet. Rather than generate one, we show only what the market data supports — why.
Chart
adjusted price history2026-08-2662.54 ZAR-0.82%Vol 4.2K
51 sessions from our data provider, adjusted for splits and dividends.
Performance
local currency- 1 week
- -4.2%
- 4 weeks
- -6.4%
- 3 months
- -44.2%
- 6 months
- +7363.9%
- 1 year
- +1463.5%
- YTD
- +6314.4%
Key figures
- ISIN
- US00218A1051 (reported by TradingView, not reconciled)
- Volume
- 4,210
- Day range
- 62.83 – 67.20
- 52-week range
- 0.67 – 138.09
- Market cap
- 8.75B
- Shares outstanding
- 126.00M
- P/E ratio
- withheld
- EPS
- -3.93 (reported, not reconciled)
international securities identifier
[45%] of the way up the range
$541.19M
The company reported no positive earnings for the period, so a price-to-earnings ratio has nothing to divide by and is not shown.
Board, Turnover and Dividend / share are not published by JSE. Dividend yield is a figure we work out ourselves, and we do not hold enough verified data to compute it for this listing. What each source covers
Price history
weekly closes · showing 14 of 51| Date | Close | Volume |
|---|---|---|
| 26 Aug 2026 | 62.54 | 4,210 |
| 21 Aug 2026 | 63.06 | 38,810 |
| 14 Aug 2026 | 70.53 | 2,043 |
| 6 Aug 2026 | 68.24 | 40,121 |
| 30 Jul 2026 | 64.69 | 89,075 |
| 23 Jul 2026 | 67.74 | 16,965 |
| 16 Jul 2026 | 68.29 | 104,089 |
| 9 Jul 2026 | 84.56 | 17,550 |
| 2 Jul 2026 | 99.10 | 8,517 |
| 25 Jun 2026 | 103.00 | 148,872 |
| 18 Jun 2026 | 115.65 | 20,080 |
| 10 Jun 2026 | 101.50 | 28,829 |
| 3 Jun 2026 | 129.92 | 280,413 |
| 27 May 2026 | 112.10 | 116,742 |
Snapshot
The current share price of ASP Isotopes (ISO) is ZAR 69.45.
Events
No dividend or split on record for ISO
We hold verified corporate actions for companies whose ex-dividend records we could read; this one has none on file. It does not mean none happened. What we do hold
Similar size
JSE- BATBrait PLC$537.5M-1.58%
- HETHeriot REIT Limited$523.9M—
- CCDCell C Holdings Limited$559.1M-0.51%
- SSSStor-Age Property REIT Limited$519.5M+0.06%
- OCEOceana Group Limited$576.4M-0.69%
- PWRPowerFleet Inc$582.6M—