Boothbay Fund Management’s Onto Innovation ONTO Stock Holding History

Boothbay Fund Management’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 Q1	$668K	Buy	3,258 +1,041	+47%	+$213K	0.01%	1173
2025 Q4	$350K	Sell	2,217 -43,974	-95%	-$6.25M	0.01%	1348
2025 Q3	$5.97M	Buy	+46,191	New	+$4.94M	0.09%	265
2025 Q2	–	Sell	-2,997	Closed	-$364K	–	1695
2025 Q1	$364K	Buy	+2,997	New	+$505K	0.01%	983
2024 Q3	–	Sell	-3,863	Closed	-$848K	–	1835
2024 Q2	$848K	Buy	3,863 +2,396	+163%	+$495K	0.02%	774
2024 Q1	$266K	Buy	+1,467	New	+$248K	0.01%	1238
2021 Q3	–	Sell	-5,325	Closed	-$389K	–	2104
2021 Q2	$389K	Buy	+5,325	New	+$366K	0.01%	1134
2019 Q3	–	Sell	-13,853	Closed	-$481K	–	868
2019 Q2	$481K	Buy	+13,853	New	+$443K	0.04%	422
2018 Q4	–	Sell	-6,352	Closed	-$238K	–	825
2018 Q3	$238K	Buy	+6,352	New	+$250K	0.02%	590

Other funds holding ONTO

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return

PCMI

Paradigm Capital Management Inc Albany, New York $2.61B AUM 78.58% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

VOYA Investment Management Atlanta, Georgia $96.1B AUM 40.06% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Boothbay Fund Management's ONTO Position: Q1 2026 in Review

Boothbay Fund Management increased its Onto Innovation (ONTO) stake by 47% in Q1 2026, buying an estimated $213K and bringing the position to 3,258 shares worth $668K. The position accounts for 0.01% of the portfolio, ranked #1173.

Boothbay Fund Management first reported a position in ONTO in Q3 2018 and has held it in 9 quarters since. The position peaked at $5.97M in Q3 2025. 574 funds tracked by Wall St. Rank hold ONTO as of Q1 2026.

Boothbay Fund Management held 3,258 shares of Onto Innovation worth $668K as of Q1 2026.
Boothbay Fund Management bought 1,041 Onto Innovation shares in Q1 2026, an estimated $213K.
Onto Innovation made up 0.01% of Boothbay Fund Management's portfolio in Q1 2026, its #1173 holding.
Boothbay Fund Management first reported a position in Onto Innovation in Q3 2018 and has held it in 9 quarters since.
Boothbay Fund Management's Onto Innovation position peaked at $5.97M in Q3 2025.
574 funds tracked by Wall St. Rank held Onto Innovation as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.