Hindsight Markets Small-cap stocks on October 1, 2026
RZAI on October 1, 2026: why it ran
On October 1, 2026, RZAI opened up 37.1% from the previous close of 23.95 and reached 53.46 at 4:00 a.m. ET. The exchange halted it once.
- Previous close
- 23.95
- Open, 9:30 a.m.
- 32.84
- Gap at the open
- up 37.1%
- Pre-market high
- 53.46 at 4:00 a.m.
- High, 4 a.m. to 4 p.m.
- 53.46 at 4:00 a.m.
- Low, 4 a.m. to 4 p.m.
- 22.12
- After-hours high, 4 p.m. to 8 p.m.
- 26.50 at 4:03 p.m.
- Last trade before 4:00 p.m.
- 26.35
- Volume
- 509,269
- Relative volume
- 45.6x
- Float
- 44.11 million shares, from filings as of October 1, 2026
- Shares outstanding
- 55.64 million
Why it ran
News and SEC filings for RZAI published between the previous session's close and the first minute RZAI traded 20% above it, at 4:00 a.m. ET, newest first, from the same feeds the replay shows.
No news found before the move.
How it traded
Gap and fade. It gapped up 37.1% to 32.84 at the open and traded below the open by 4:00 p.m., at 26.35.
| Time (ET) | What happened |
|---|---|
| 4:00 a.m. | First trade 20% above the previous close of 23.95 |
| 4:00 a.m. | Pre-market high, 53.46 |
| 4:00 a.m. | High of the day to the close, 53.46 |
| 9:30 a.m. | The open: 32.84, up 37.1% from the previous close |
| 9:44 a.m. | Halted: LULD pause (limit up-limit down). Trading resumes at 9:49 a.m. |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, 26.35, 50.7% below the high |
The shape is a fixed rule, not a judgement: gapped 10% or more at the open, ran 10% or more from the open to the high, and faded if it gave back 30% or more of that move by the close.
The day in numbers
- Volume, from the one-minute bars: 278,524 shares before the 9:30 a.m. open (55%), 86,390 in the first 30 minutes (17%), and 144,355 in the rest of the day to 8 p.m. (28%).
- The halt at 9:44 a.m.: down 13.9% in the 5 minutes into it, reopened at 28.00, down 1.5% from the last trade before it, then down 3.7% over the next 5 minutes.
- In our recaps, this is the only day RZAI met the small-cap rule.
Halts
| Halted | Resumed | Length | Reason in the feed |
|---|---|---|---|
| 9:44 a.m. | 9:49 a.m. | 5 min 0 s | LULD pause (limit up-limit down) |
On this date the LULD plan ran under Amendment 18, in force from February 24, 2020: no band doubling at the open, and the closing doubling only for Tier 1 stocks and Tier 2 stocks whose previous close was at or below three dollars. See LULD halts or work out a band with the LULD calculator.
Trade this day
Replay RZAI on October 1, 2026 in Hindsight Markets: the real tape, the order book and the halts, on a clock you control, and see where your orders would have filled.