Parallax Volatility Advisers
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Parallax Volatility Advisers’s STMicroelectronics STM Stock Holding History

Parallax Volatility Advisers’s Portfolio STM Stock Details STM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-182,684
Closed -$4.01M – 1799
2025
Q1 		$4.01M Sell
182,684
-22,486
-11% -$552K 0.01% 677
2024
Q4 		$5.12M Buy
205,170
+140,229
+216% +$3.72M 0.01% 812
2024
Q3 		$1.93M Buy
64,941
+41,196
+173% +$1.36M ﹤0.01% 1142
2024
Q2 		$933K Buy
+23,745
New +$986K ﹤0.01% 1285
2023
Q2 		– Sell
-51,559
Closed -$2.39M – 2838
2023
Q1 		$2.76M Buy
+51,559
New +$2.41M 0.01% 1117
2022
Q1 		– Sell
-24,849
Closed -$1.1M – 3357
2021
Q4 		$1.22M Sell
24,849
-6,865
-22% -$325K ﹤0.01% 1827
2021
Q3 		$1.38M Buy
31,714
+29,486
+1,323% +$1.24M ﹤0.01% 1825
2021
Q2 		$81K Sell
2,228
-29,501
-93% -$1.1M ﹤0.01% 2602
2021
Q1 		$1.22M Sell
31,729
-4,036
-11% -$157K ﹤0.01% 1990
2020
Q4 		$1.33M Sell
35,765
-188,026
-84% -$6.67M ﹤0.01% 2068
2020
Q3 		$6.87M Buy
+223,791
New +$6.58M 0.01% 1157
2020
Q2 		– Sell
-108
Closed -$2.69K – 2867
2020
Q1 		$2K Buy
+108
New +$2.85K ﹤0.01% 2403
2019
Q4 		– Sell
-16,976
Closed -$328K – 2628
2019
Q3 		$328K Buy
16,976
+16,240
+2,207% +$298K ﹤0.01% 1729
2019
Q2 		$13K Buy
+736
New +$12.4K ﹤0.01% 2138
2019
Q1 		– Sell
-68,155
Closed -$946K – 3961
2018
Q4 		$946K Buy
+68,155
New +$1.02M ﹤0.01% 1334
2015
Q3 		– Sell
-1,961
Closed -$16K – 4076
2015
Q2 		$16K Buy
1,961
+322
+20% +$2.76K ﹤0.01% 3023
2015
Q1 		$15K Buy
1,639
+1,626
+12,508% +$14.2K ﹤0.01% 3754
2014
Q4 		$0 Buy
+13
New +$94 ﹤0.01% 5830
2014
Q1 		– Sell
-46
Closed – – 3677
2013
Q4 		$0 Buy
+46
New +$368 ﹤0.01% 3570

Other funds holding STM

VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $20.2B AUM 612.59% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
WAM
WT Asset Management Hong Kong $5.05B AUM 589.49% 1-Year Est. Return
SPC
Slate Path Capital New York $7.22B AUM 110.75% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Parallax Volatility Advisers's STM Position: Q2 2025 in Review

Parallax Volatility Advisers sold out of STMicroelectronics (STM) in Q2 2025, closing a stake of 182,684 shares — an estimated $4.01M sold.

Parallax Volatility Advisers first reported a position in STM in Q4 2013 and held it in 19 quarters. The position peaked at $6.87M in Q3 2020. 348 funds tracked by Wall St. Rank hold STM as of Q2 2025.

  • Parallax Volatility Advisers reported no remaining STMicroelectronics position as of Q2 2025 after selling out during the quarter.
  • Parallax Volatility Advisers sold 182,684 STMicroelectronics shares in Q2 2025, an estimated $4.01M.
  • Parallax Volatility Advisers first reported a position in STMicroelectronics in Q4 2013 and held it in 19 quarters.
  • Parallax Volatility Advisers's STMicroelectronics position peaked at $6.87M in Q3 2020.
  • 348 funds tracked by Wall St. Rank held STMicroelectronics as of Q2 2025.

Based on Parallax Volatility Advisers's 13F filing for Q2 2025, filed 14 Aug 2025.