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John Overdeck’s Simulations Plus SLP Stock Holding History

John Overdeck’s Portfolio SLP Stock Details SLP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.85M Buy
155,891
+53,292
+52% +$819K ﹤0.01% 2671
2026
Q1 		$1.21M Sell
102,599
-121,454
-54% -$1.79M ﹤0.01% 3119
2025
Q4 		$4.08M Buy
224,053
+133,328
+147% +$2.34M 0.01% 1896
2025
Q3 		$1.37M Buy
+90,725
New +$1.32M ﹤0.01% 2377
2025
Q1 		– Sell
-11,006
Closed -$307K – 3465
2024
Q4 		$307K Sell
11,006
-17,811
-62% -$542K ﹤0.01% 2725
2024
Q3 		$923K Buy
28,817
+23,936
+490% +$885K ﹤0.01% 2170
2024
Q2 		$237K Sell
4,881
-2,993
-38% -$141K ﹤0.01% 2677
2024
Q1 		$324K Sell
7,874
-19,768
-72% -$810K ﹤0.01% 2526
2023
Q4 		$1.24M Buy
27,642
+2,974
+12% +$118K ﹤0.01% 1952
2023
Q3 		$1.03M Buy
24,668
+12,581
+104% +$571K ﹤0.01% 1917
2023
Q2 		$524K Sell
12,087
-31,065
-72% -$1.36M ﹤0.01% 2309
2023
Q1 		$1.9M Buy
43,152
+642
+2% +$25.7K 0.01% 1412
2022
Q4 		$1.55M Buy
42,510
+16,155
+61% +$680K ﹤0.01% 1452
2022
Q3 		$1.28M Buy
+26,355
New +$1.54M ﹤0.01% 1357
2022
Q2 		– Sell
-12,319
Closed -$628K – 2903
2022
Q1 		$628K Sell
12,319
-36,090
-75% -$1.55M ﹤0.01% 1913
2021
Q4 		$2.29M Sell
48,409
-38,663
-44% -$1.82M ﹤0.01% 1809
2021
Q3 		$3.44M Sell
87,072
-12,471
-13% -$569K 0.01% 1505
2021
Q2 		$5.47M Buy
99,543
+49,972
+101% +$2.86M 0.01% 1141
2021
Q1 		$3.13M Buy
49,571
+43,271
+687% +$3.18M 0.01% 1361
2020
Q4 		$453K Sell
6,300
-3,500
-36% -$232K ﹤0.01% 2586
2020
Q3 		$739K Buy
+9,800
New +$629K ﹤0.01% 1969
2020
Q1 		– Sell
-18,060
Closed -$525K – 3757
2019
Q4 		$525K Sell
18,060
-7,726
-30% -$262K ﹤0.01% 2764
2019
Q3 		$895K Buy
+25,786
New +$908K ﹤0.01% 2082

Other funds holding SLP

FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59.9B AUM 27.01% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KCM
Kennedy Capital Management St Louis, Missouri $5.65B AUM 61.31% 1-Year Est. Return
TCM
Tributary Capital Management Omaha, Nebraska $1.22B AUM 44.12% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

John Overdeck's SLP Position: Q2 2026 in Review

John Overdeck increased its Simulations Plus (SLP) stake by 52% in Q2 2026, buying an estimated $819K and bringing the position to 155,891 shares worth $2.85M. The position accounts for ﹤0.01% of the portfolio, ranked #2671.

John Overdeck first reported a position in SLP in Q3 2019 and has held it in 23 quarters since. The position peaked at $5.47M in Q2 2021. 167 funds tracked by Wall St. Rank hold SLP as of Q2 2026.

  • John Overdeck held 155,891 shares of Simulations Plus worth $2.85M as of Q2 2026.
  • John Overdeck bought 53,292 Simulations Plus shares in Q2 2026, an estimated $819K.
  • Simulations Plus made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2671 holding.
  • John Overdeck first reported a position in Simulations Plus in Q3 2019 and has held it in 23 quarters since.
  • John Overdeck's Simulations Plus position peaked at $5.47M in Q2 2021.
  • 167 funds tracked by Wall St. Rank held Simulations Plus as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.