Artisan Partners
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Artisan Partners’s Onto Innovation ONTO Stock Holding History

Artisan 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
Q1 		$37.3M Buy
+182,031
New +$37.3M 0.06% 221
2025
Q1 		– Sell
-1,515,152
Closed -$253M – 379
2024
Q4 		$253M Buy
1,515,152
+444,860
+42% +$81.3M 0.38% 65
2024
Q3 		$222M Buy
1,070,292
+350,259
+49% +$70.7M 0.33% 77
2024
Q2 		$158M Buy
720,033
+543,452
+308% +$112M 0.24% 97
2024
Q1 		$32M Buy
+176,581
New +$29.8M 0.05% 254
2016
Q2 		– Sell
-177,495
Closed -$2.81M – 315
2016
Q1 		$2.81M Sell
177,495
-526,892
-75% -$7.37M 0.01% 332
2015
Q4 		$10.7M Sell
704,387
-209,751
-23% -$3.06M 0.02% 266
2015
Q3 		$11.1M Buy
914,138
+27,294
+3% +$386K 0.02% 269
2015
Q2 		$14.3M Sell
886,844
-162,277
-15% -$2.53M 0.03% 247
2015
Q1 		$17.6M Sell
1,049,121
-590,075
-36% -$10.1M 0.03% 246
2014
Q4 		$27.6M Sell
1,639,196
-346,762
-17% -$5.15M 0.05% 234
2014
Q3 		$30M Sell
1,985,958
-105,498
-5% -$1.77M 0.05% 238
2014
Q2 		$38.2M Buy
2,091,456
+165,273
+9% +$2.8M 0.07% 228
2014
Q1 		$34.6M Sell
1,926,183
-75,990
-4% -$1.38M 0.06% 236
2013
Q4 		$38.1M Sell
2,002,173
-2,715
-0.1% -$47.6K 0.07% 221
2013
Q3 		$32.3M Sell
2,004,888
-14,012
-0.7% -$211K 0.06% 230
2013
Q2 		$29.6M Buy
+2,018,900
New +$29.2M 0.06% 239

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

Artisan Partners's ONTO Position: Q1 2026 in Review

Artisan Partners opened a new position in Onto Innovation (ONTO) in Q1 2026: 182,031 shares worth $37.3M. The stake represents 0.06% of the portfolio and ranks #221 among its holdings. This is a return to the name: Artisan Partners previously reported a position in ONTO as recently as Q4 2024.

Artisan Partners first reported a position in ONTO in Q2 2013 and has held it in 17 quarters since. The position peaked at $253M in Q4 2024. 574 funds tracked by Wall St. Rank hold ONTO as of Q1 2026.

  • Artisan Partners held 182,031 shares of Onto Innovation worth $37.3M as of Q1 2026.
  • Onto Innovation was a new Artisan Partners position in Q1 2026.
  • Onto Innovation made up 0.06% of Artisan Partners's portfolio in Q1 2026, its #221 holding.
  • Artisan Partners first reported a position in Onto Innovation in Q2 2013 and has held it in 17 quarters since.
  • Artisan Partners's Onto Innovation position peaked at $253M in Q4 2024.
  • 574 funds tracked by Wall St. Rank held Onto Innovation as of Q1 2026.

Based on Artisan Partners's 13F filing for Q1 2026, filed 13 May 2026.