Polar Asset Management Partners’s Keystone Acquisition Corp KEYY Stock Holding History

Polar Asset Management Partners’s Portfolio KEYY Stock Details KEYY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$10.8M	Buy	+1,100,000	New	+$10.9M	0.18%	131

Other funds holding KEYY

Linden Advisors New York $19.3B AUM 1.46% 1-Year Est. Return

Meteora Capital Boca Raton, Florida $1.21B AUM 13.74% 1-Year Est. Return

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return

SAMU

SONA Asset Management (US) New York $4.76B AUM 23.76% 1-Year Est. Return

TCM

Tenor Capital Management New York $7.09B AUM 3.56% 1-Year Est. Return

FTCM

First Trust Capital Management Chicago, Illinois $1.72B AUM 70.69% 1-Year Est. Return

Verition Fund Management Greenwich, Connecticut $19.7B AUM 39.39% 1-Year Est. Return

Periscope Capital Toronto, Ontario, Canada $1.14B AUM 6.91% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

CSS LLC Chicago, Illinois $2.57B AUM 67.14% 1-Year Est. Return

Polar Asset Management Partners's KEYY Position: Q2 2026 in Review

Polar Asset Management Partners opened a new position in Keystone Acquisition Corp (KEYY) in Q2 2026: 1,100,000 shares worth $10.8M. The stake represents 0.18% of the portfolio and ranks #131 among its holdings.

21 funds tracked by Wall St. Rank hold KEYY as of Q2 2026.

Polar Asset Management Partners held 1,100,000 shares of Keystone Acquisition Corp worth $10.8M as of Q2 2026.
Keystone Acquisition Corp was a new Polar Asset Management Partners position in Q2 2026.
Keystone Acquisition Corp made up 0.18% of Polar Asset Management Partners's portfolio in Q2 2026, its #131 holding.
21 funds tracked by Wall St. Rank held Keystone Acquisition Corp as of Q2 2026.

Based on Polar Asset Management Partners's 13F filing for Q2 2026, filed 14 Aug 2026.