Hindsight Markets Recaps Small-cap stocks on October 30, 2026
TNMG, October 30: a 7:00 headline, one halt, and $5.05
TNMG opened up 37% after a 6-K, ran to $5.05 through one halt, then fell below its open by the close.
News via Stock News API
What happened
News, then the float trades
A 7:00 a.m. headline, "TNL Mediagene Completes Sale of Japanese Business in Management Buyout," and a 6-K at 7:17 a.m. started the day. The stock jumped to $3.75 at 7:19 a.m. By 7:50 a.m. more shares had traded than the whole float of 697K.
It climbed to a pre-market high of $4.87 at 8:34 a.m. About 11M shares traded before the bell. It opened at $4.17, 37% above the $3.05 previous close, and faded to $3.15 at 11:10 a.m.
The afternoon run and the halt
From $3.34 at 11:55 a.m. it ran to $4.85 at 12:53 p.m. and hit $5.05, the high of the day, at 1:07 p.m.
It slid back and was halted at 1:16:55 on a volatility pause, last trade $4.13. It reopened at 1:21:55 at $4.00, lower than where it stopped, and fell to $3.62 by 1:35 p.m.
A lower high and a fade
It pushed back to $4.09 at 2:03 p.m., well under the $5.05 top, and drifted from there. It closed at $3.92, 22% below the high.
The regular session traded 17M shares, about 24 times the float. With pre-market and after hours the day totaled 29M.
What to take from it: After the 1:21 p.m. reopen, the stock's regular-session high was $4.09 at 2:03 p.m., well below the $5.05 high.
The details
How it traded, step by step
Gap, run and fade. It gapped up 36.7% to $4.17 at the open, ran from the open to the high of $5.05 in 217 minutes, then gave back 128% of that move by 4:00 p.m., trading at $3.92, below the open.
| Time (ET) | What happened |
|---|---|
| 7:00 a.m. | News (Newsfile Corp): TNL Mediagene Completes Sale of Japanese Business in Management Buyout |
| 7:17 a.m. | SEC filing 6-K: REPORT OF FOREIGN PRIVATE ISSUER |
| 7:19 a.m. | First trade 20% above the previous close of $3.05 |
| 7:50 a.m. | Volume since 4:00 a.m. passes the whole float, 697,299 shares |
| 8:34 a.m. | Pre-market high, $4.87 |
| 9:30 a.m. | The open: $4.17, up 36.7% from the previous close |
| 1:07 p.m. | High of the day to the close, $5.05 |
| 3:59 p.m. | Last trade before the 4:00 p.m. close, $3.92, 22.4% below the high |
The shape's name comes from a fixed rule, not a judgement (how shapes are named). Halts are in the halt table below.
The day in numbers
- Previous close
- $3.05
- Open, 9:30 a.m.
- $4.17
- Gap at the open
- +36.7%
- Pre-market high
- $4.87 at 8:34 a.m.
- High, 4 a.m. to 4 p.m.
- $5.05 at 1:07 p.m.
- Low, 4 a.m. to 4 p.m.
- $2.95
- Close, 4 p.m.
- $3.92
- Change at 4 p.m.
- +28.5%
- After-hours high, 4 p.m. to 8 p.m.
- $4.54 at 4:21 p.m.
- Volume, 4 a.m. to 4 p.m.
- 28.20 million
- Volume after hours, 4 p.m. to 8 p.m.
- 422,410
- Relative volume by 8 p.m.
- 66.7×
- Float
- 697,299 shares, from filings as of October 30, 2026
- Shares outstanding
- 760,573
- From news to the move: the first trade 20% above the previous close came 1 minute after the latest SEC filing before it (6-K, 7:17 a.m.).
- Volume, from the one-minute bars: 11.29 million shares before the 9:30 a.m. open (39%), 4.99 million in the first 30 minutes (17%), and 12.34 million in the rest of the day to 8 p.m. (43%).
- Float rotation, the volume since 4 a.m. against the float of 697,299 shares: past it once at 7:50 a.m., twice at 7:55 a.m., three times at 8:01 a.m.
- Other days TNMG met the small-cap rule in our recaps: 5, the latest on October 16, 2026.
On the day's lists: the pre-market gappers, gainers, intraday runners. It is here because it met the small-cap rule on the pre-market gappers: price $2 to $20, up 10% or more, relative volume 5× or more, float under 20 million shares, its high reached $1 or more and it started the day at $20 or under (the rule every page uses).
Halts (1)
| Halted | Resumed | Length | The 5 minutes into it | Reopened at, against the last trade | The 5 minutes after | Reason in the feed |
|---|---|---|---|---|---|---|
| 1:16 p.m. | 1:21 p.m. | 5 min 0 s | down 11.8% | $4.00, down 3.1% | down 3.2% | LULD pause (limit up-limit down) |
Halt bands that day: the LULD plan's Amendment 18 rules (what that means, LULD calculator).
How we read the data, name a day's shape and pick the stocks: methodology.
Trade this day
Replay TNMG on October 30, 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.