Hindsight Markets Small-cap stocks on August 13, 2026
BYSI on August 13, 2026: why it ran
On August 13, 2026, BYSI opened up 3.1% from the previous close of 0.7420 and reached 1.35 at 12:16 p.m. ET. The exchange halted it once.
- Previous close
- 0.7420
- Open, 9:30 a.m.
- 0.7650
- Gap at the open
- up 3.1%
- Pre-market high
- 0.7421 at 7:03 a.m.
- High, 4 a.m. to 4 p.m.
- 1.35 at 12:16 p.m.
- Low, 4 a.m. to 4 p.m.
- 0.7420
- After-hours high, 4 p.m. to 8 p.m.
- 0.9964 at 4:00 p.m.
- Last trade before 4:00 p.m.
- 0.9856
- Volume
- 12.37 million
- Relative volume
- 880.6x
- Float
- 35.26 million shares, from filings as of August 13, 2026
- Shares outstanding
- 41.12 million
Why it ran
News and SEC filings for BYSI published between the previous session's close and the first minute BYSI traded 20% above it, at 11:52 a.m. ET, newest first, from the same feeds the replay shows.
No news found before the move.
How it traded
Intraday run. It opened up 3.1% at 0.7650, then ran from the open to the high of 1.35 in 166 minutes.
| Time (ET) | What happened |
|---|---|
| 7:03 a.m. | Pre-market high, 0.7421 |
| 9:30 a.m. | The open: 0.7650, up 3.1% from the previous close |
| 11:52 a.m. | First trade 20% above the previous close of 0.7420 |
| 12:16 p.m. | High of the day to the close, 1.35 |
| 12:21 p.m. | Halted: LULD pause (limit up-limit down). Trading resumes at 12:26 p.m. |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, 0.9856, 27.0% 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: 27 shares before the 9:30 a.m. open (0%), 773 in the first 30 minutes (0%), and 12.36 million in the rest of the day to 8 p.m. (100%).
- The halt at 12:21 p.m.: down 18.8% in the 5 minutes into it, reopened at 1.00, down 7.4% from the last trade before it, then down 0.2% over the next 5 minutes.
- Other days BYSI met the small-cap rule in our recaps: 1, the latest on September 28, 2026.
Halts
| Halted | Resumed | Length | Reason in the feed |
|---|---|---|---|
| 12:21 p.m. | 12:26 p.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 BYSI on August 13, 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.