SecBot SecBot

KEYYU

Keystone Acquisition Corp.
Nasdaq· CIK 0002102771
Units of Keystone Acquisition Corp. · KEYY stock page →
$10.05 +0.00 (+0.00%)
Oct 26 4:00 PM ET · prev $10.05
Since first trade
+0.4%
from $10.01 · Jun 3
30 days
−0.6%
from $10.11
Range since listing
$10.00–10.21
−2% from high · low Jun 8
Avg volume 20D
190
Oct 23 spike 2.2K
Short interest
2.3K
−0.2%
Days to cover
53.2
at average volume
New fund stakes
3
Q2 2026 13F · 0 exits
Filing reports
2
analyzed by SecBot
SecBot read MIXED 2 reports · latest
Balance 0 bearish · 0 bullish · 2 neutral oldest → newest, height = score
Avg score ·High conf. 2/2
Strongest NEUTRAL Keystone Acquisition Corp. (KEYYU) completed its IPO on June 2, 2026, selling 25,000,000 units at $10.00 per…
All reports →

Price

Daily candles with volume. Pins mark insider trades, rating changes, 13F stakes, reports, catalysts and short-interest jumps.

Signal stack

Where each data set points today.

  • InstitutionsBULLISH

    Q2 2026: 3 added (3 new), 0 trimmed or exited. Largest new: Magnetar Financial $20.1M, Lmr Partners $13.1M.

  • Short sellersSTEADY

    Short interest −0.2% to 2.3K shares. 53.2 days to cover.

  • TrendDOWNTREND

    0% below its 50-day average.

Who's buying

13F· Q2 2026
3
new positions
0
exits
$45.7M
in new stakes
FundMoveSharesValue
Magnetar Financial LLCNEW2,000,000$20.1M
LMR Partners LLPNEW1,300,000$13.1M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW1,250,000$12.6M

Quarterly 13F filings are due 45 days after each quarter ends.

Recent activity
The latest filings, insider trades, analyst actions, press and options flow — newest first.
Jun 30, 2026 Inst.
Magnetar Financial LLC — NEW
2,000,000 shares ($20.1M)
Jun 30, 2026 Inst.
LMR Partners LLP — NEW
1,300,000 shares ($13.1M)
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
Jun 10, 2026 SEC
Keystone Acquisition Corp. filed an 8-K reporting the consummation of its initial public offering (IPO) on June 4…
8-K — Impact 3/10
Jun 8, 2026 SEC
Keystone Acquisition Corp. (KEYYU) completed its IPO on June 2, 2026, selling 25,000,000 units at $10.00 per unit…
8-K — Impact 4/10

Earnings setup

Estimates
PeriodEPS est.Range30D rev.Revenue
Current Q———$0.00
Next Q———$0.00
Current FY———$0.00
Next FY———$0.00

Short side

FINRA· Oct 15, 2026
2,287
shares short
-0.2%
vs prior settlement
53.2
days to cover
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…

SecBot reports

2 filings · 0 bullish · 0 bearish · 2 neutral
All KEYYU filing & press-release reports (2)