KEYYW
Keystone Acquisition Corp.Warrants of Keystone Acquisition Corp. · KEYY stock page →
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Since first trade
0.0%
from $9.92 · Jun 22
30 days
0.0%
from $9.92
Range since listing
$9.85–9.95
−0% from high · low Jul 28
Avg volume 20D
88.6K
Oct 23 spike 1.37M
Short interest
13.0K
+143.9%
Days to cover
1.0
at average volume
Price
Daily candles with volume. Pins mark insider trades, rating changes, 13F stakes, reports, catalysts and short-interest jumps.
No data for this timeframe.
- X Sep 15 Short interest falls 36.9% to 5.9K
- X Oct 15 Short interest jumps 143.9% to 13.0K
Signal stack
Where each data set points today.
- Short sellersBUILDING
Short interest +143.9% to 13.0K shares. 1.0 days to cover.
- TrendUPTREND
0% above its 50-day average. New closing high $9.95 on Oct 22.
Who's buying
13F| Top holder | Shares | Value |
|---|---|---|
| LINDEN ADVISORS LP | 696,893 | $292.8K |
| Verition Fund Management LLC | 323,729 | $144.4K |
| Hudson Bay Capital Management LP | 300,000 | $133.8K |
| Clear Street Group Inc. | 272,649 | $119.9K |
| Centiva Capital, LP | 212,500 | $94.8K |
| WOLVERINE ASSET MANAGEMENT LLC | 95,397 | $42.0K |
| TORONTO DOMINION BANK | 17,760 | $7.8K |
Quarterly 13F filings are due 45 days after each quarter ends.
Catalysts
Scheduled dates and disclosed events: earnings, FDA and trial readouts, halts, press releases. Colored dot = impact.
Recent
Jun 18, 2026
Offering
Keystone Acquisition Corp. Announces the Separate Trading of its Class A Ordinary Shares and Warrants, Commencing on or about June 22, 2026.
New York, New York, June 18, 2026 (GLOBE NEWSWIRE) -- Keystone Acquisition Corp. (Nasdaq: KEYYU) (the “Company”) announced that holders of the units…
Jun 4, 2026
Announcement
Correction: Keystone Acquisition Corp. Announces Closing of $287.5 Million Initial Public Offering Including Exercise of Underwriters’ Over-Allotment Option
NEW YORK, NEW YORK, June 04, 2026 (GLOBE NEWSWIRE) -- Keystone Acquisition Corp. (Nasdaq: KEYYU) (the “Company”) today announced the closing of its…
Jun 4, 2026
Offering
Keystone Acquisition Corp. Announces Closing of $28,750,000 Million Initial Public Offering Including Exercise of Underwriters’ Over-Allotment Option
NEW YORK, NEW YORK, June 04, 2026 (GLOBE NEWSWIRE) -- Keystone Acquisition Corp. (Nasdaq: KEYYU) (the “Company”) today announced the closing of its…
Jun 2, 2026
Offering
Keystone Acquisition Corp. Announces Pricing of $250 Million Initial Public Offering
NEW YORK, NEW YORK, June 02, 2026 (GLOBE NEWSWIRE) -- Keystone Acquisition Corp. (Nasdaq: KEYY) (the “Company”) today announced the pricing of its…
Earnings setup
Estimates| Period | EPS est. | Range | 30D rev. | Revenue |
|---|---|---|---|---|
| Current Q | — | — | — | $0.00 |
| Next Q | — | — | — | $0.00 |
| Current FY | — | — | — | $0.00 |
| Next FY | — | — | — | $0.00 |
Short side
FINRA· Oct 15, 202613,035
shares short
+143.9%
vs prior settlement
1.0
days to cover
Recent activity
The latest filings, insider trades, analyst actions, press and options flow — newest first.
Jun 18, 2026 Offering
Keystone Acquisition Corp. Announces the Separate Trading of its Class A Ordinary Shares and Warrants, Commencing on or about June 22, 2026.
New York, New York, June 18, 2026 (GLOBE NEWSWIRE) -- Keystone Acquisition Corp. (Nasdaq: KEYYU) (th