No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".
Sign up to see all 5.
None.
No insider has filed a notice of proposed sale (Form 144) for Keystone Acquisition Corp in the last 12 months.
There are not yet two fiscal years of reported share counts for Keystone Acquisition Corp.
| Holder | Shares | % of company | Change vs last qtr | 8 quarters | Held since | % of their book |
|---|---|---|---|---|---|---|
|
MF
Magnetar Financial LLC
|
2.0M | 5.22% | NEW | Q2 '26 | 0.2% | |
|
Shares held by quarter
Peak holding2.0M (Q2'26)
Change over 8 quarters+2.0M
Share of the company5.220%
|
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|
AA
AQR Arbitrage LLC
|
1.7M | 4.50% | NEW | Q2 '26 | 0.3% | |
|
Shares held by quarter
Peak holding1.7M (Q2'26)
Change over 8 quarters+1.7M
Share of the company4.500%
|
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23 more super investors behind a free account
See every manager holding Keystone Acquisition Corp, how their position has changed, and how long they've held it.
Sign up free| Fund | Position value | Shares | % of company | % of the fund | As of |
|---|---|---|---|---|---|
|
FT
Investment Managers Series Trust II
|
$6.33M | 642.2K | 1.68% | 0.39% | June 30, 2026 |
|
FT
Investment Managers Series Trust II
|
$1.02M | 103.9K | 0.27% | 0.08% | June 30, 2026 |
3 more funds behind a free account
See every fund holding Keystone Acquisition Corp and how much of the fund the position is.
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