Yorkville Acquisition Corp. (MCGAU) short interest & short volume · 540 shares short
Yorkville Acquisition Corp. official short interest (FINRA, twice monthly) and daily short volume (FINRA Reg SHO), with history, % of float and days to cover.
What changed
MCGAU short interest fell 1.1% to 540 shares in the Oct 15, 2026 report (2.0 days to cover). Daily short volume averaged 66.7% of volume over the last 20 sessions, up from 32.1% the 20 sessions before, the 100th percentile of its own 20-day averages since Sep 16, 2025.
Short interest
Official, twice monthly · settled Oct 15, 2026
- Shares short
- 540
- prior 546
- % of float
- —
- no float on file
- Days to cover
- 2.0
- avg vol 271
- Change vs prior report
- -1.1%
Days to cover is short interest divided by FINRA's average daily volume for the period: how many average days of trading it would take shorts to buy back.
Source: FINRA equity short interest (twice monthly) · Settlement Oct 15, 2026
Daily short volume
Share of each day's volume sold short · FINRA Reg SHO
- Latest (Oct 21)
- 60.5%
- 230 of 380
- 20-day average
- 66.7%
- prior 32.1%
- Percentile vs own history
- 100th
- 61 periods since 2025
Loading prices…
Source: FINRA Reg SHO daily short sale volume · Latest Oct 21, 2026
Short squeeze score (model)
Price since settlement: +2.3%
Model, not a forecast: 40 pts short interest % of float (full at 30%), 25 pts days to cover (full at 10), 15 pts rise in short interest since the prior report (full at +50%), 20 pts price gain since the settlement date (full at +25%). Missing inputs score 0.
MCGAU's squeeze score and its inputs with Lician Pro.Start 3-day trial — $149/yr
Market-wide: most shorted stocks, biggest changes and unusual short volume · MCGAU overview
| Date | Short | Total | Short % of volume |
|---|---|---|---|
| 2026-10-21 | 230 | 380 | 60.5% |
| 2026-09-14 | 200 | 200 | 100.0% |
| 2026-08-12 | 200 | 200 | 100.0% |
| 2026-08-10 | 700 | 1,200 | 58.3% |
| 2026-08-05 | 100 | 106 | 94.3% |
| 2026-08-04 | 100 | 100 | 100.0% |
| 2026-07-31 | 442 | 662 | 66.8% |
| 2026-07-24 | 100 | 200 | 50.0% |
| 2026-07-22 | 754 | 908 | 83.0% |
| 2026-07-20 | 1 | 9 | 11.1% |
Financials peers with similar quant ratings
MCGAU among 516 rated Financials stocks (Lician quant rating, Nov 4, 2026). How the rating works
- HG short interest5.00 · Strong Buy · stock
- WTM short interest4.99 · Strong Buy · stock
- SLDE short interest4.98 · Strong Buy · stock
- OPHC short interest4.97 · Strong Buy · stock
- HRTG short interest4.96 · Strong Buy · stock
- SPNT short interest4.96 · Strong Buy
- TW short interest4.95 · Strong Buy · stock
- TWFG short interest4.94 · Strong Buy · stock
MCGAU short interest FAQ
What is MCGAU's short interest?
Yorkville Acquisition Corp. (MCGAU) had 540 shares sold short and not yet covered in FINRA's Oct 15, 2026 settlement report.
How many days to cover does MCGAU have?
2.0 days: 540 shares short divided by an average daily volume of 271 for the Oct 15, 2026 period.
Is MCGAU short interest rising or falling?
MCGAU short interest fell (-1.1%) from 546 to 540 shares in the Oct 15, 2026 report.
Is MCGAU a short squeeze candidate?
Lician's squeeze watch scores MCGAU 7 out of 100 (low) from the Oct 15, 2026 report: days to cover 5/25, change in short interest vs prior report 0/15, price change since settlement date 1.8/20. It is a transparent model of how crowded the short side is, not a forecast that a squeeze will happen.
What share of MCGAU daily volume is sold short?
66.7% on average over the last 20 sessions to Oct 21, 2026 (FINRA Reg SHO daily short volume; the 100th percentile of its own 20-day averages). Short volume counts market makers' same-day short sales, so it is not short interest.
What was MCGAU's latest FINRA short volume?
On Oct 21, 2026, cached FINRA short volume for Yorkville Acquisition Corp. (MCGAU) was 230 shares, 60.5% of 380 total volume.
How many MCGAU short-volume sessions are listed on this page?
This page lists 10 cached FINRA short-volume sessions for Yorkville Acquisition Corp. (MCGAU), from Jul 20, 2026 through Oct 21, 2026.
How did MCGAU short volume percent change from the prior cached session?
Cached FINRA short volume for Yorkville Acquisition Corp. (MCGAU) moved from 100.0% on Sep 14, 2026 to 60.5% on Oct 21, 2026, down 39.5 percentage points.
Not investment advice. Figures as filed or reported, not a live feed.