Brown Advisory
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Brown Advisory’s Onto Innovation ONTO Stock Holding History

Brown Advisory’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 		$555K Sell
2,706
-157
-5% -$32.1K ﹤0.01% 1025
2025
Q4 		$452K Sell
2,863
-885
-24% -$126K ﹤0.01% 1092
2025
Q3 		$484K Sell
3,748
-330
-8% -$35.3K ﹤0.01% 1061
2025
Q2 		$412K Sell
4,078
-27,026
-87% -$2.89M ﹤0.01% 1067
2025
Q1 		$3.77M Sell
31,104
-9,281
-23% -$1.56M 0.01% 538
2024
Q4 		$6.73M Buy
40,385
+857
+2% +$157K 0.01% 481
2024
Q3 		$8.2M Sell
39,528
-99,428
-72% -$20.1M 0.01% 444
2024
Q2 		$30.5M Sell
138,956
-117,888
-46% -$24.4M 0.04% 276
2024
Q1 		$46.5M Sell
256,844
-300,610
-54% -$50.8M 0.06% 223
2023
Q4 		$85.2M Buy
557,454
+20,500
+4% +$2.76M 0.12% 142
2023
Q3 		$68.5M Buy
536,954
+152,481
+40% +$18.1M 0.11% 149
2023
Q2 		$44.8M Sell
384,473
-214,474
-36% -$20.5M 0.07% 206
2023
Q1 		$52.6M Buy
598,947
+4,601
+0.8% +$373K 0.09% 181
2022
Q4 		$40.5M Sell
594,346
-22,028
-4% -$1.58M 0.08% 219
2022
Q3 		$39.5M Sell
616,374
-4,207
-0.7% -$309K 0.08% 204
2022
Q2 		$43.3M Sell
620,581
-12,320
-2% -$912K 0.08% 193
2022
Q1 		$55M Buy
632,901
+35,464
+6% +$3.15M 0.08% 190
2021
Q4 		$60.5M Buy
597,437
+24,207
+4% +$2.09M 0.07% 194
2021
Q3 		$41.4M Sell
573,230
-155,960
-21% -$11.2M 0.06% 216
2021
Q2 		$53.3M Sell
729,190
-6,969
-0.9% -$479K 0.08% 190
2021
Q1 		$48.4M Buy
736,159
+34,574
+5% +$2.06M 0.08% 183
2020
Q4 		$33.4M Buy
701,585
+166,795
+31% +$6.69M 0.06% 211
2020
Q3 		$15.9M Buy
534,790
+99,939
+23% +$3.31M 0.03% 257
2020
Q2 		$14.8M Buy
+434,851
New +$14.1M 0.03% 256

Other funds holding ONTO

BlackRock
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
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Point72 Asset Management
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
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $96.1B AUM 40.06% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Brown Advisory's ONTO Position: Q1 2026 in Review

Brown Advisory reduced its Onto Innovation (ONTO) stake by 5.5% in Q1 2026, selling an estimated $32.1K and leaving 2,706 shares worth $555K. The position accounts for ﹤0.01% of the portfolio, ranked #1025.

Brown Advisory first reported a position in ONTO in Q2 2020 and has held it in 24 quarters since. The position peaked at $85.2M in Q4 2023. 574 funds tracked by Wall St. Rank hold ONTO as of Q1 2026.

  • Brown Advisory held 2,706 shares of Onto Innovation worth $555K as of Q1 2026.
  • Brown Advisory sold 157 Onto Innovation shares in Q1 2026, an estimated $32.1K.
  • Onto Innovation made up ﹤0.01% of Brown Advisory's portfolio in Q1 2026, its #1025 holding.
  • Brown Advisory first reported a position in Onto Innovation in Q2 2020 and has held it in 24 quarters since.
  • Brown Advisory's Onto Innovation position peaked at $85.2M in Q4 2023.
  • 574 funds tracked by Wall St. Rank held Onto Innovation as of Q1 2026.

Based on Brown Advisory's 13F filing for Q1 2026, filed 15 May 2026.