EA
ONTO icon

Emerald Advisers’s Onto Innovation ONTO Stock Holding History

Emerald Advisers’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 		$33.2M Sell
87,619
-30,804
-26% -$8.72M 0.78% 58
2026
Q1 		$24.3M Sell
118,423
-4,190
-3% -$858K 0.77% 57
2025
Q4 		$19.4M Sell
122,613
-4,948
-4% -$703K 0.6% 78
2025
Q3 		$16.5M Sell
127,561
-2,589
-2% -$277K 0.53% 77
2025
Q2 		$13.1M Buy
+130,150
New +$13.9M 0.48% 81
2024
Q4 		– Sell
-71,192
Closed -$14.8M – 265
2024
Q3 		$14.8M Sell
71,192
-54,225
-43% -$10.9M 0.57% 71
2024
Q2 		$27.5M Sell
125,417
-29,835
-19% -$6.17M 1.15% 27
2024
Q1 		$28.1M Buy
155,252
+1,653
+1% +$279K 1.13% 26
2023
Q4 		$23.5M Buy
153,599
+71,329
+87% +$9.6M 1.01% 34
2023
Q3 		$10.5M Buy
+82,270
New +$9.78M 0.51% 86
2022
Q3 		– Sell
-286,688
Closed -$20M – 254
2022
Q2 		$20M Sell
286,688
-21,684
-7% -$1.6M 1.03% 31
2022
Q1 		$26.8M Sell
308,372
-88,683
-22% -$7.89M 1.02% 32
2021
Q4 		$40.2M Sell
397,055
-7,437
-2% -$642K 1.48% 11
2021
Q3 		$29.2M Sell
404,492
-42,624
-10% -$3.07M 1.06% 30
2021
Q2 		$32.7M Sell
447,116
-40,410
-8% -$2.78M 1.19% 24
2021
Q1 		$32M Sell
487,526
-22,356
-4% -$1.33M 1.16% 21
2020
Q4 		$24.2M Buy
509,882
+160,113
+46% +$6.42M 0.8% 49
2020
Q3 		$10.4M Sell
349,769
-11,132
-3% -$369K 0.43% 81
2020
Q2 		$12.3M Sell
360,901
-1,218
-0.3% -$39.6K 0.54% 70
2020
Q1 		$10.7M Buy
+362,119
New +$12.4M 0.62% 64

Other funds holding ONTO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
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
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Emerald Advisers's ONTO Position: Q2 2026 in Review

Emerald Advisers reduced its Onto Innovation (ONTO) stake by 26% in Q2 2026, selling an estimated $8.72M and leaving 87,619 shares worth $33.2M. The position accounts for 0.78% of the portfolio, ranked #58.

Emerald Advisers first reported a position in ONTO in Q1 2020 and has held it in 20 quarters since. The position peaked at $40.2M in Q4 2021. 689 funds tracked by Wall St. Rank hold ONTO as of Q2 2026.

  • Emerald Advisers held 87,619 shares of Onto Innovation worth $33.2M as of Q2 2026.
  • Emerald Advisers sold 30,804 Onto Innovation shares in Q2 2026, an estimated $8.72M.
  • Onto Innovation made up 0.78% of Emerald Advisers's portfolio in Q2 2026, its #58 holding.
  • Emerald Advisers first reported a position in Onto Innovation in Q1 2020 and has held it in 20 quarters since.
  • Emerald Advisers's Onto Innovation position peaked at $40.2M in Q4 2021.
  • 689 funds tracked by Wall St. Rank held Onto Innovation as of Q2 2026.

Based on Emerald Advisers's 13F filing for Q2 2026, filed 5 Aug 2026.