Simplex Trading
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Simplex Trading’s Onto Innovation ONTO Stock Holding History

Simplex Trading’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
Q3 		$20.9K Sell
68
-1,357
-95% -$388K ﹤0.01% 7006
2026
Q2 		$539K Buy
+1,425
New +$403K ﹤0.01% 3509
2025
Q1 		– Sell
-503
Closed -$84.7K – 9324
2024
Q4 		$83K Buy
+503
New +$91.9K ﹤0.01% 5353
2023
Q3 		– Sell
-238
Closed -$28.3K – 9497
2023
Q2 		$27K Buy
+238
New +$22.7K ﹤0.01% 6458
2022
Q1 		– Sell
-748
Closed -$66.5K – 11120
2021
Q4 		$75K Sell
748
-1,108
-60% -$95.6K ﹤0.01% 6680
2021
Q3 		$133K Hold
1,856
– – ﹤0.01% 6219
2021
Q2 		$135K Buy
1,856
+461
+33% +$31.7K ﹤0.01% 6298
2021
Q1 		$91K Buy
+1,395
New +$83.1K ﹤0.01% 5886
2020
Q3 		– Sell
-530
Closed -$17.6K – 8287
2020
Q2 		$18K Buy
+530
New +$17.2K ﹤0.01% 6303
2020
Q1 		– Sell
-2,603
Closed -$89K – 8069
2019
Q4 		$95K Buy
2,603
+2,347
+917% +$79.7K ﹤0.01% 4569
2019
Q3 		$8K Buy
+256
New +$7.97K ﹤0.01% 6379
2019
Q2 		– Sell
-2,269
Closed -$72.5K – 7578
2019
Q1 		$70K Sell
2,269
-4,469
-66% -$131K ﹤0.01% 4708
2018
Q4 		$184K Sell
6,738
-2,938
-30% -$90.6K ﹤0.01% 3239
2018
Q3 		$363K Buy
+9,676
New +$380K ﹤0.01% 2952
2018
Q2 		– Sell
-464
Closed -$15.9K – 7745
2018
Q1 		$12K Buy
464
+409
+744% +$10.9K ﹤0.01% 3876
2017
Q4 		$1K Sell
55
-221
-80% -$5.89K ﹤0.01% 5588
2017
Q3 		$7K Buy
+276
New +$7.26K ﹤0.01% 4110
2017
Q1 		– Sell
-152
Closed -$4.12K – 6612
2016
Q4 		$3K Buy
+152
New +$3.48K ﹤0.01% 4780
2016
Q2 		– Sell
-2,374
Closed -$41.9K – 6281
2016
Q1 		$37K Buy
+2,374
New +$33.2K ﹤0.01% 2234
2015
Q3 		– Sell
-295
Closed -$4K – 5995
2015
Q2 		$4K Sell
295
-970
-77% -$15.1K ﹤0.01% 3848
2015
Q1 		$21K Buy
+1,265
New +$21.7K ﹤0.01% 2303

Other funds holding ONTO

State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Nordea Investment Management
Nordea Investment Management Stockholm, Sweden $127B AUM 33.25% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.8B AUM 33.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $109B AUM 51.53% 1-Year Est. Return
Thrivent Financial for Lutherans
Thrivent Financial for Lutherans Minneapolis, Minnesota $61B AUM 26.91% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $106B AUM 32.76% 1-Year Est. Return

Simplex Trading's ONTO Position: Q3 2026 in Review

Simplex Trading reduced its Onto Innovation (ONTO) stake by 95% in Q3 2026, selling an estimated $388K and leaving 68 shares worth $20.9K. The position accounts for ﹤0.01% of the portfolio, ranked #7006.

Simplex Trading first reported a position in ONTO in Q1 2015 and has held it in 21 quarters since. The position peaked at $539K in Q2 2026. 432 funds tracked by Wall St. Rank hold ONTO as of Q3 2026.

  • Simplex Trading held 68 shares of Onto Innovation worth $20.9K as of Q3 2026.
  • Simplex Trading sold 1,357 Onto Innovation shares in Q3 2026, an estimated $388K.
  • Onto Innovation made up ﹤0.01% of Simplex Trading's portfolio in Q3 2026, its #7006 holding.
  • Simplex Trading first reported a position in Onto Innovation in Q1 2015 and has held it in 21 quarters since.
  • Simplex Trading's Onto Innovation position peaked at $539K in Q2 2026.
  • 432 funds tracked by Wall St. Rank held Onto Innovation as of Q3 2026.

Based on Simplex Trading's 13F filing for Q3 2026, filed 4 Nov 2026.