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No. 17
Market temperatureSmall Cap Market Map heatVery hot

Market breadthUp1,216Down1,670Flat97Gap-ups (≥1M shares) 691

No. 17Closed 16:00 ETRanking stored Inside: Top movers A2 Why they moved A3 HOD timing A4 Market map & FESCI A5 Articles A6

Sections of this recap

Lead · largest opening gap

Top gappers on : APUS, SRZN and PFSA

Rank 1APUSApimeds Pharmaceuticals US, Inc.

Opening gap
+205.24%
Day
+114.85%
HOD (ET)
8.7409:32 ET
Est. turnover
$531.9M
Gap-ups (≥1M shares)
691

On Thursday, September 24, 2026, 691 US-listed common stocks and common-stock ADRs opened above their previous close with at least 1M shares of daily volume. The largest opening gap was APUS at +205.24%.

APUS (Apimeds Pharmaceuticals US, Inc.) opened at 6.99, +205.24% from the previous close of 2.29. Its high of day was 8.74 at 09:32 ET. It closed at 4.92, +114.85% on the day, on an estimated $531.9M of turnover. SEC filings and news were not collected for this session.

Pre-market: 4 of 7 highs of day.

Across the small caps the map tracks, 1,216 advanced and 1,670 declined, with an estimated $19.9B in dollar volume.

Behind it in the ranking: SRZN +89.11% (+108.42% on the day); PFSA +71.22% (+47.80% on the day); NCPL +45.67% (+22.12% on the day); WETO +39.31% (+31.03% on the day); SPHL +29.23% (+35.73% on the day); SKYQ +20.87% (+14.57% on the day).

SEC filings and news were not collected for this session.

Continued in Why they moved

Stocks in focus

  1. Rank 2SRZN+89.11%Day +108.42%

    Surrozen, Inc./DE

    High of day 35.86 at 09:54 ET; estimated turnover $356.7M.

  2. Rank 3PFSA+71.22%Day +47.80%

    Profusa, Inc.

    High of day 4.55 at 08:07 ET; estimated turnover $276.1M.

  3. Rank 4NCPL+45.67%Day +22.12%

    Netcapital Inc.

    High of day 2.14 at 09:08 ET; estimated turnover $80.5M.

  4. Rank 5WETO+39.31%Day +31.03%

    Wetour Robotics Ltd

    High of day 2.70 at 04:01 ET; estimated turnover $59.4M.

  5. Rank 6SPHL+29.23%Day +35.73%

    SPRINGVIEW HOLDINGS LTD

    High of day 6.27 at 04:00 ET; estimated turnover $41.8M.

Stored Top Gappers ranking and HOD archive

Market map & FESCI

The Small Cap Market Map for this session loads here.Market Map data as of

Small-cap dollar volume (est.)
$19.9B

Top movers

  1. 1APUS+205.24%+114.85%
  2. 2SRZN+89.11%+108.42%
  3. 3PFSA+71.22%+47.80%
  4. 4NCPL+45.67%+22.12%
  5. 5WETO+39.31%+31.03%
  6. 6SPHL+29.23%+35.73%
  7. 7SKYQ+20.87%+14.57%
  8. 8GCTK+19.70%+27.09%
  9. 9UXIN+19.27%+19.27%
  10. 10YMAT+14.06%+11.72%

Further reading

A diagonal gap separates stone steps from a landing, interrupting a band of sunlight.Reading the sessionGap up, gap down, and premarket change: which price are you comparing?Learn how gap up and gap down are calculated, how opening gaps differ from premarket changes, and why the reference price and timestamp matter.By Greta Ji · 4 min read

Further reading

Why they moved

SEC filings and news were not collected for this session.

HOD timing

Pre-market: 4 of 7 highs of day

The Gapper HOD Timeline for this session loads here.

  1. Pre-market04:00–09:304 of 7
  2. First 30 minutes09:30–10:002 of 7
  3. Morning10:00–12:001 of 7
  4. Afternoon12:00–16:000 of 7
  5. After hours16:00–20:000 of 7

Learning corner

Lessons and terms behind this session

Method

Top Gappers Calendar default method: US-listed common stocks and common-stock ADRs, daily volume ≥ 1,000,000 shares, opening gap highest first

Every session in September 2026

Retrospective data built after the session from stored records, with links to the original sources. Not real-time, not investment advice and not a recommendation to buy or sell any security.