Morgan Stanley’s System1 SST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$30.3K Buy
+13,134
New +$41.2K ﹤0.01% 6682
2026
Q1
Sell
-439
Closed -$1.72K 8492
2025
Q4
$1.72K Sell
439
-656
-60% -$3.39K ﹤0.01% 7274
2025
Q3
$7.71K Sell
1,095
-264
-19% -$1.82K ﹤0.01% 6969
2025
Q2
$7.52K Sell
1,359
-3,431
-72% -$15.2K ﹤0.01% 6931
2025
Q1
$18.3K Sell
4,790
-2,039
-30% -$12.5K ﹤0.01% 6601
2024
Q4
$61.3K Sell
6,829
-1,052
-13% -$10.6K ﹤0.01% 6228
2024
Q3
$88.3K Buy
7,881
+3,003
+62% +$38.6K ﹤0.01% 6050
2024
Q2
$74.1K Sell
4,878
-2,887
-37% -$48.7K ﹤0.01% 6059
2024
Q1
$152K Sell
7,765
-4,542
-37% -$77.4K ﹤0.01% 5830
2023
Q4
$273K Buy
12,307
+6,855
+126% +$101K ﹤0.01% 5583
2023
Q3
$66K Buy
5,452
+2,327
+74% +$55.7K ﹤0.01% 6048
2023
Q2
$141K Buy
3,125
+2,919
+1,417% +$110K ﹤0.01% 5801
2023
Q1
$8.85K Sell
206
-190
-48% -$8.43K ﹤0.01% 6919
2022
Q4
$18.6K Sell
396
-749
-65% -$38.5K ﹤0.01% 6722
2022
Q3
$72K Sell
1,145
-245
-18% -$21.4K ﹤0.01% 6236
2022
Q2
$97K Buy
1,390
+780
+128% +$98.4K ﹤0.01% 6292
2022
Q1
$88K Buy
610
+118
+24% +$14.5K ﹤0.01% 6388
2021
Q4
$49K Hold
492
﹤0.01% 6823
2021
Q3
$49K Sell
492
-512
-51% -$50.7K ﹤0.01% 6737
2021
Q2
$99K Buy
1,004
+200
+25% +$19.9K ﹤0.01% 6364
2021
Q1
$80K Buy
804
+268
+50% +$28.6K ﹤0.01% 6129
2020
Q4
$57K Buy
+536
New +$54.4K ﹤0.01% 6121

Other funds holding SST

Morgan Stanley's SST Position: Q2 2026 in Review

Morgan Stanley opened a new position in System1 (SST) in Q2 2026: 13,134 shares worth $30.3K. The stake represents ﹤0.01% of the portfolio and ranks #6682 among its holdings. This is a return to the name: Morgan Stanley previously reported a position in SST as recently as Q4 2025.

Morgan Stanley first reported a position in SST in Q4 2020 and has held it in 22 quarters since. The position peaked at $273K in Q4 2023. 21 funds tracked by Wall St. Rank hold SST as of Q2 2026.

  • Morgan Stanley held 13,134 shares of System1 worth $30.3K as of Q2 2026.
  • System1 was a new Morgan Stanley position in Q2 2026.
  • System1 made up ﹤0.01% of Morgan Stanley's portfolio in Q2 2026, its #6682 holding.
  • Morgan Stanley first reported a position in System1 in Q4 2020 and has held it in 22 quarters since.
  • Morgan Stanley's System1 position peaked at $273K in Q4 2023.
  • 21 funds tracked by Wall St. Rank held System1 as of Q2 2026.

Based on Morgan Stanley's 13F filing for Q2 2026, filed 13 Aug 2026.