Callan Family Office’s On Holding ONON Stock Holding History

Callan Family Office’s Portfolio ONON Stock Details ONON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.03M	Buy	+29,061	New	+$1.06M	0.02%	590
2026 Q1	–	Sell	-4,306	Closed	-$200K	–	1165
2025 Q4	$200K	Buy	+4,306	New	+$186K	﹤0.01%	1059
2025 Q3	–	Sell	-4,473	Closed	-$233K	–	920
2025 Q2	$233K	Buy	+4,473	New	+$228K	0.01%	851

Other funds holding ONON

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

LPC

Lone Pine Capital Greenwich, Connecticut $16.4B AUM 99.7% 1-Year Est. Return

PPI

Platinum Paramount Investment Nassau $704M AUM

SIIL

Sinvest Investments II Ltd Nassau, New Providence $298M AUM

Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Callan Family Office's ONON Position: Q2 2026 in Review

Callan Family Office opened a new position in On Holding (ONON) in Q2 2026: 29,061 shares worth $1.03M. The stake represents 0.02% of the portfolio and ranks #590 among its holdings. This is a return to the name: Callan Family Office previously reported a position in ONON as recently as Q4 2025.

Callan Family Office first reported a position in ONON in Q2 2025 and has held it in 3 quarters since. 491 funds tracked by Wall St. Rank hold ONON as of Q2 2026.

Callan Family Office held 29,061 shares of On Holding worth $1.03M as of Q2 2026.
On Holding was a new Callan Family Office position in Q2 2026.
On Holding made up 0.02% of Callan Family Office's portfolio in Q2 2026, its #590 holding.
Callan Family Office first reported a position in On Holding in Q2 2025 and has held it in 3 quarters since.
491 funds tracked by Wall St. Rank held On Holding as of Q2 2026.

Based on Callan Family Office's 13F filing for Q2 2026, filed 11 Aug 2026.