CenterBook Partners’s Onto Innovation ONTO Stock Holding History

CenterBook Partners’s Portfolio ONTO Stock Details ONTO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.14M	Sell	5,652 -409	-7%	-$116K	0.11%	218
2026 Q1	$1.24M	Buy	+6,061	New	+$1.24M	0.07%	316
2025 Q2	–	Sell	-7,016	Closed	-$851K	–	574
2025 Q1	$851K	Buy	7,016 +3,192	+83%	+$537K	0.05%	347
2024 Q4	$637K	Buy	3,824 +1,709	+81%	+$312K	0.04%	392
2024 Q3	$439K	Buy	+2,115	New	+$427K	0.03%	402
2024 Q1	–	Sell	-4,376	Closed	-$669K	–	462
2023 Q4	$669K	Buy	+4,376	New	+$589K	0.08%	297
2022 Q4	–	Sell	-7,536	Closed	-$483K	–	440
2022 Q3	$483K	Buy	+7,536	New	+$554K	0.09%	281

Other funds holding ONTO

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

PCMI

Paradigm Capital Management Inc Albany, New York $3.67B AUM 121.12% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

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

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

CenterBook Partners's ONTO Position: Q2 2026 in Review

CenterBook Partners reduced its Onto Innovation (ONTO) stake by 6.7% in Q2 2026, selling an estimated $116K and leaving 5,652 shares worth $2.14M. The position accounts for 0.11% of the portfolio, ranked #218.

CenterBook Partners first reported a position in ONTO in Q3 2022 and has held it in 7 quarters since. 690 funds tracked by Wall St. Rank hold ONTO as of Q2 2026.

CenterBook Partners held 5,652 shares of Onto Innovation worth $2.14M as of Q2 2026.
CenterBook Partners sold 409 Onto Innovation shares in Q2 2026, an estimated $116K.
Onto Innovation made up 0.11% of CenterBook Partners's portfolio in Q2 2026, its #218 holding.
CenterBook Partners first reported a position in Onto Innovation in Q3 2022 and has held it in 7 quarters since.
690 funds tracked by Wall St. Rank held Onto Innovation as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.