SecBot SecBot

KEYY

Keystone Acquisition Corp.
Nasdaq· CIK 0002102771
$9.92 +0.01 (+0.10%)
Oct 26 4:00 PM ET · prev $9.91
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
1.2K
−28.8%
Days to cover
1.0
at average volume
New fund stakes
2
Q2 2026 13F · 0 exits
Filing reports
8
analyzed by SecBot
SecBot read MIXED 5 reports · latest
Balance 0 bearish · 0 bullish · 5 neutral oldest → newest, height = score
Avg score ·High conf. 5/5
Strongest NEUTRAL Keystone Acquisition Corp. filed Amendment No. 1 to its S-1 for a $250M SPAC IPO (25M units at $10/unit)…
All reports →

Price

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

  • X Jul 15 Short interest falls 69.2% to 2.8K
  • X Sep 15 Short interest falls 30.6% to 1.7K
  • X Sep 30 Short interest falls 28.8% to 1.2K

Signal stack

Where each data set points today.

  • InstitutionsMIXED

    Q2 2026: 2 added (2 new), 0 trimmed or exited. Largest new: Linden Advisors $12.8M, Toronto Dominion Bank $10.6M.

  • Short sellersCOVERING

    Short interest −28.8% to 1.2K 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· Q2 2026
2
new positions
0
exits
$23.5M
in new stakes
FundMoveSharesValue
LINDEN ADVISORS LPNEW1,300,000$12.8M
TORONTO DOMINION BANKNEW1,079,982$10.6M

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

Short side

FINRA· Sep 30, 2026
1,219
shares short
-28.8%
vs prior settlement
1.0
days to cover
Recent activity
The latest filings, insider trades, analyst actions, press and options flow — newest first.
Jun 30, 2026 Inst.
LINDEN ADVISORS LP — NEW
1,300,000 shares ($12.8M)
Jun 30, 2026 Inst.
TORONTO DOMINION BANK — NEW
1,079,982 shares ($10.6M)
Jun 18, 2026 Press
Keystone Acquisition Corp. announced that holders of its IPO units may elect to separately trade the Class A ordinary…
Impact 2/10
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 18, 2026 SEC
Keystone Acquisition Corp., a blank-check SPAC, announced that its units may be separated into Class A ordinary shares…
8-K — Impact 2/10
Jun 4, 2026 Press
Keystone Acquisition Corp. closed its initial public offering of 28,750,000 units at $10.025 per unit, including the…
Impact 5/10
Jun 3, 2026 SEC
Keystone Acquisition Corp., a blank check SPAC, has completed its $250 million IPO of 25,000,000 units at $10.00 per…
424B4 — Impact 5/10
May 28, 2026 SEC
Keystone Acquisition Corp. filed Amendment No. 1 to its S-1 for a $250M SPAC IPO (25M units at $10/unit). The…
S-1/A — Impact 5/10

SecBot reports

8 filings · 3 press releases · 0 bullish · 0 bearish · 8 neutral
All KEYY filing & press-release reports (11)