Simplex Trading
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Simplex Trading’s Silicon Laboratories SLAB Stock Holding History

Simplex Trading’s Portfolio SLAB Stock Details SLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$604K Buy
2,900
+2,000
+222% +$367K ﹤0.01% 3057
2025
Q4 		$118K Buy
900
+300
+50% +$39.4K ﹤0.01% 4832
2025
Q3 		$78K Buy
600
+400
+200% +$54.5K ﹤0.01% 6030
2025
Q2 		$29K Buy
200
+100
+100% +$11.8K ﹤0.01% 6439
2025
Q1 		$11K Hold
100
– – ﹤0.01% 7056
2024
Q4 		$12K Sell
100
-700
-88% -$80.3K ﹤0.01% 7089
2024
Q3 		$92K Sell
800
-1,200
-60% -$134K ﹤0.01% 5318
2024
Q2 		$221K Sell
2,000
-1,500
-43% -$185K ﹤0.01% 4570
2024
Q1 		$503K Sell
3,500
-14,000
-80% -$1.86M ﹤0.01% 3858
2023
Q4 		$2.31M Buy
17,500
+5,000
+40% +$547K ﹤0.01% 2242
2023
Q3 		$1.45M Buy
12,500
+1,600
+15% +$221K ﹤0.01% 2348
2023
Q2 		$1.72M Buy
10,900
+10,700
+5,350% +$1.62M ﹤0.01% 2096
2023
Q1 		$35K Buy
200
+100
+100% +$16.8K ﹤0.01% 6338
2022
Q4 		$13K Sell
100
-800
-89% -$105K ﹤0.01% 7310
2022
Q3 		$111K Sell
900
-3,900
-81% -$521K ﹤0.01% 5374
2022
Q2 		$673K Buy
+4,800
New +$672K ﹤0.01% 3085
2022
Q1 		– Sell
-300
Closed -$61K – 11306
2021
Q4 		$61K Buy
300
+100
+50% +$18.4K ﹤0.01% 6982
2021
Q3 		$30K Hold
200
– – ﹤0.01% 8095
2021
Q2 		$30K Buy
200
+199
+19,900% +$27.8K ﹤0.01% 8237
2021
Q1 		$14K Sell
1
-3
-75% -$430 ﹤0.01% 7716
2020
Q4 		$50K Buy
4
+2
+100% +$225 ﹤0.01% 6183
2020
Q3 		$19K Hold
2
– – ﹤0.01% 6403
2020
Q2 		$20K Sell
2
-37
-95% -$3.46K ﹤0.01% 6225
2020
Q1 		$333K Buy
39
+30
+333% +$2.98K ﹤0.01% 3040
2019
Q4 		$104K Sell
9
-226
-96% -$24.8K ﹤0.01% 4483
2019
Q3 		$2.62M Buy
235
+213
+968% +$23.1K 0.01% 1127
2019
Q2 		$227K Sell
22
-92
-81% -$8.88K ﹤0.01% 3333
2019
Q1 		$921K Buy
114
+86
+307% +$7.15K ﹤0.01% 2065
2018
Q4 		$220K Sell
28
-117
-81% -$9.73K ﹤0.01% 3069
2018
Q3 		$1.33M Sell
145
-52
-26% -$5.08K ﹤0.01% 1596
2018
Q2 		$1.96M Buy
+197
New +$19.7K 0.01% 1163
2018
Q1 		– Sell
-45
Closed -$2K – 6797
2017
Q4 		$2K Buy
+45
New +$4.04K ﹤0.01% 5253
2017
Q2 		– Sell
-105
Closed -$3K – 6729
2017
Q1 		$3K Buy
+105
New +$7.34K ﹤0.01% 5060
2016
Q4 		– Sell
-29
Closed -$1K – 6453
2016
Q3 		$1K Buy
29
+18
+164% +$972 ﹤0.01% 5428
2016
Q2 		$4K Hold
11
– – ﹤0.01% 4473
2016
Q1 		$8K Buy
+11
New +$473 ﹤0.01% 3700
2015
Q4 		– Sell
-65
Closed -$92K – 6079
2015
Q3 		$92K Hold
65
– – 0.01% 1478
2015
Q2 		$27K Buy
+65
New +$3.48K ﹤0.01% 2200
2015
Q1 		– Sell
-136
Closed -$3K – 5530
2014
Q4 		$3K Buy
+136
New +$6K ﹤0.01% 3519

Other funds holding SLAB

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
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Simplex Trading's SLAB Position: Q1 2026 in Review

Simplex Trading sold out of Silicon Laboratories (SLAB) in Q1 2026, closing a stake of 234 shares — an estimated $42.9K sold.

Simplex Trading first reported a position in SLAB in Q4 2014 and held it in 23 quarters. The position peaked at $645K in Q1 2024. 378 funds tracked by Wall St. Rank hold SLAB as of Q1 2026.

  • Simplex Trading reported no remaining Silicon Laboratories position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 234 Silicon Laboratories shares in Q1 2026, an estimated $42.9K.
  • Simplex Trading first reported a position in Silicon Laboratories in Q4 2014 and held it in 23 quarters.
  • Simplex Trading's Silicon Laboratories position peaked at $645K in Q1 2024.
  • 378 funds tracked by Wall St. Rank held Silicon Laboratories as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.