KEYY · Keystone Acquisition Corp.
$9.88
-0.01 (-0.09%)
At close · Aug 17
Going-concern doubt
— flagged Aug 13, 2026
Substantial doubt about the company's ability to continue as a going concern.
“In connection with the Company's assessment of going concern considerations in accordance with FASB ASC 205-40, "Presentation of Financial Statements – Going Concern" ("ASC 205-40"), management has determined that the Company's projected future liquidity position raises substantial doubt about the Company's ability to continue as a going concern.”View the 10-Q filed Aug 13, 2026
Market Cap
$379.07M
Shares
38.33M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 52
Total Value: $259,949,283
Total Shares: 32,494,059
Holder Concentration
Across 52 13F filersTop Holder
7.6%
of institutional value
Top 5
28.8%
of institutional value
Top 10
48.6%
of institutional value
HHI
349
Broadly held
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mid Magnetar Financial LLC | $19,720,000 | 7.59% | 2,000,000 | Shares | 2026-08-14 | |
| Mid AQR Arbitrage LLC | $16,991,491 | 6.54% | 1,723,275 | Shares | 2026-08-14 | |
| Mid Linden Advisors LP | $12,818,000 | 4.93% | 1,300,000 | Shares | 2026-08-14 | |
| Large LMR Partners LLP | $12,818,000 | 4.93% | 1,300,000 | Shares | 2026-08-14 | |
| Large TORONTO DOMINION BANK Bank | $12,619,636 | 4.85% | 1,279,882 | Shares | 2026-08-14 | |
| Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Pension | $12,325,000 | 4.74% | 1,250,000 | Shares | 2026-08-13 | |
| Mid METEORA CAPITAL, LLC | $11,006,540 | 4.23% | 1,116,282 | Shares | 2026-08-14 | |
| Mid Polar Asset Management Partners Inc. | $10,846,000 | 4.17% | 1,100,000 | Shares | 2026-08-14 | |
| Mid SONA ASSET MANAGEMENT (US) LLC | $8,874,000 | 3.41% | 900,000 | Shares | 2026-08-14 | |
| Mid Centiva Capital, LP | $8,381,000 | 3.22% | 850,000 | Shares | 2026-08-13 | |
| Mid Alberta Investment Management Corp | $7,888,000 | 3.03% | 800,000 | Shares | 2026-08-06 | |
| Small HGC Investment Management Inc. | $7,888,000 | 3.03% | 800,000 | Shares | 2026-08-14 | |
| Mid TENOR CAPITAL MANAGEMENT Co., L.P. | $7,395,000 | 2.84% | 750,000 | Shares | 2026-08-14 | |
| Mid First Trust Capital Management L.P. | $7,394,980 | 2.84% | 749,998 | Shares | 2026-08-13 | |
| Large Verition Fund Management LLC | $6,549,593 | 2.52% | 664,259 | Shares | 2026-08-14 | |
| Large Hudson Bay Capital Management LP | $5,916,000 | 2.28% | 600,000 | Shares | 2026-08-14 | |
| Mid Fort Baker Capital Management LP | $5,916,000 | 2.28% | 600,000 | Shares | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA | $5,193,508 | 2.00% | 526,725 | Shares | 2026-08-13 | |
| Mid BOOTHBAY FUND MANAGEMENT, LLC | $5,063,455 | 1.95% | 513,535 | Shares | 2026-08-14 | |
| Mega MILLENNIUM MANAGEMENT LLC | $4,930,000 | 1.90% | 500,000 | Shares | 2026-08-14 | |
| Small Radcliffe Capital Management, L.P. | $4,929,014 | 1.90% | 499,900 | Shares | 2026-08-14 | |
| Small Periscope Capital Inc. | $4,928,028 | 1.90% | 499,800 | Shares | 2026-08-11 | |
| Mega TWO SIGMA INVESTMENTS, LP | $4,467,802 | 1.72% | 453,124 | Shares | 2026-08-14 | |
| Small CSS LLC/IL | $4,451,868 | 1.71% | 451,508 | Shares | 2026-08-14 | |
| Small Shaolin Capital Management LLC | $4,424,517 | 1.70% | 448,734 | Shares | 2026-08-14 | |
| Large PICTON MAHONEY ASSET MANAGEMENT | $3,944,000 | 1.52% | 400,000 | Shares | 2026-08-13 | |
| Small Decagon Asset Management LLP | $3,697,500 | 1.42% | 375,000 | Shares | 2026-08-14 | |
| Mid WHITEBOX ADVISORS LLC | $3,451,000 | 1.33% | 350,000 | Shares | 2026-08-14 | |
| Large Clear Street Group Inc. | $3,188,545 | 1.23% | 323,382 | Shares | 2026-08-12 | |
| Mid MOORE CAPITAL MANAGEMENT, LP | $2,958,000 | 1.14% | 300,000 | Shares | 2026-08-14 | |
| Mid Saba Capital Management, L.P. | $2,957,950 | 1.14% | 299,995 | Shares | 2026-08-14 | |
| Small Lineage Point Capital LP | $2,915,789 | 1.12% | 295,719 | Shares | 2026-08-14 | |
| Small K2 PRINCIPAL FUND, L.P. | $2,889,206 | 1.11% | 293,023 | Shares | 2026-08-07 | |
| Small O'Connor Alternative Investments LLC | $2,465,000 | 0.95% | 250,000 | Shares | 2026-08-14 | |
| Large Calamos Advisors LLC | $2,008,000 | 0.77% | 200,000 | Shares | 2026-07-31 | |
| Mid WOLVERINE ASSET MANAGEMENT LLC | $1,980,874 | 0.76% | 200,900 | Shares | 2026-08-10 | |
| Large Schonfeld Strategic Advisors LLC | $1,972,000 | 0.76% | 200,000 | Shares | 2026-08-14 | |
| Mid RIVERNORTH CAPITAL MANAGEMENT, LLC | $1,972,000 | 0.76% | 200,000 | Shares | 2026-08-14 | |
| Small StoneX Group Inc. | $1,905,839 | 0.73% | 193,290 | Shares | 2026-08-12 | |
| Mid Governors Lane LP | $1,788,436 | 0.69% | 181,383 | Shares | 2026-08-14 | |
| Mid Ghisallo Capital Management LLC | $1,479,000 | 0.57% | 150,000 | Shares | 2026-08-14 | |
| Mid ARISTEIA CAPITAL, L.L.C. | $1,420,451 | 0.55% | 144,062 | Shares | 2026-08-14 | |
| Small DLD Asset Management, LP | $986,000 | 0.38% | 100,000 | Shares | 2026-08-13 | |
| Mid BERKLEY W R CORP | $980,084 | 0.38% | 99,400 | Shares | 2026-08-14 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $394,400 | 0.15% | 40,000 | Shares | 2026-08-14 | |
| Small ABC ARBITRAGE SA | $301,200 | 0.12% | 30,000 | Shares | 2026-07-20 | |
| Mid Virtu Financial LLC | $242,940 | 0.09% | 24,639 | Shares | 2026-08-13 | |
| Large HRT FINANCIAL LP | $220,173 | 0.08% | 22,330 | Shares | 2026-08-14 | |
| Small LONGFELLOW INVESTMENT MANAGEMENT CO LLC | $85,210 | 0.03% | 8,642 | Shares | 2026-08-06 | |
| Mega UBS Group AG | $10,254 | 0.00% | 1,040 | Shares | 2026-08-13 | |
| Mid WOLVERINE ASSET MANAGEMENT LLC KEYYW | — | — | 95,397 | Shares | 2026-08-10 | |
| Mid SONA ASSET MANAGEMENT (US) LLC KEYYW | — | — | 450,000 | Shares | 2026-08-14 | |
| Mid Saba Capital Management, L.P. KEYYW | — | — | 149,999 | Shares | 2026-08-14 | |
| Mid Centiva Capital, LP KEYYW | — | — | 212,500 | Shares | 2026-08-13 | |
| Small K2 PRINCIPAL FUND, L.P. KEYYW | — | — | 150,000 | Shares | 2026-08-07 | |
| Large Clear Street Group Inc. KEYYW | — | — | 272,649 | Shares | 2026-08-12 | |
| Large TORONTO DOMINION BANK Bank KEYYW | — | — | 17,760 | Shares | 2026-08-14 | |
| Mid HIGHBRIDGE CAPITAL MANAGEMENT LLC KEYYW | — | — | 500 | Principal | 2026-08-14 | |
| Mid Linden Advisors LP KEYYW | — | — | 696,893 | Shares | 2026-08-14 | |
| Mid BOOTHBAY FUND MANAGEMENT, LLC KEYYW | — | — | 256,329 | Shares | 2026-08-14 | |
| Mid Polar Asset Management Partners Inc. KEYYW | — | — | 550,000 | Shares | 2026-08-14 | |
| Large Hudson Bay Capital Management LP KEYYW | — | — | 300,000 | Shares | 2026-08-14 | |
| Small CSS LLC/IL KEYYW | — | — | 238,875 | Shares | 2026-08-14 | |
| Small Shaolin Capital Management LLC KEYYW | — | — | 239,250 | Shares | 2026-08-14 | |
| Mid Governors Lane LP KEYYW | — | — | 90,691 | Shares | 2026-08-14 | |
| Mid TENOR CAPITAL MANAGEMENT Co., L.P. KEYYW | — | — | 375,000 | Shares | 2026-08-14 | |
| Mid METEORA CAPITAL, LLC KEYYW | — | — | 556,690 | Shares | 2026-08-14 | |
| Large Verition Fund Management LLC KEYYW | — | — | 323,729 | Shares | 2026-08-14 | |
| Small Harraden Circle Investments, LLC KEYYW | — | — | 908,070 | Shares | 2026-08-14 | |
| Small Periscope Capital Inc. KEYYW | — | — | 249,900 | Shares | 2026-08-11 |