John Overdeck’s Compass Pathways CMPS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$63.3M Buy
4,470,485
+1,886,986
+73% +$19.2M 0.05% 460
2026
Q1
$14.3M Buy
2,583,499
+939,257
+57% +$6.32M 0.01% 1175
2025
Q4
$11.3M Buy
1,644,242
+568,965
+53% +$3.47M 0.02% 1038
2025
Q3
$6.16M Buy
1,075,277
+960,685
+838% +$4.32M 0.01% 1301
2025
Q2
$321K Sell
114,592
-52,659
-31% -$198K ﹤0.01% 2765
2025
Q1
$478K Sell
167,251
-12,132
-7% -$46.6K ﹤0.01% 2538
2024
Q4
$678K Sell
179,383
-49,801
-22% -$253K ﹤0.01% 2388
2024
Q3
$1.44M Sell
229,184
-119,360
-34% -$842K ﹤0.01% 1885
2024
Q2
$2.11M Buy
348,544
+186,421
+115% +$1.47M ﹤0.01% 1515
2024
Q1
$1.35M Buy
162,123
+87,792
+118% +$885K ﹤0.01% 1761
2023
Q4
$650K Buy
+74,331
New +$481K ﹤0.01% 2324
2023
Q3
Sell
-12,951
Closed -$107K 2980
2023
Q2
$107K Sell
12,951
-47,280
-78% -$401K ﹤0.01% 2748
2023
Q1
$598K Sell
60,231
-88,289
-59% -$813K ﹤0.01% 2126
2022
Q4
$1.19M Sell
148,520
-43,287
-23% -$434K ﹤0.01% 1618
2022
Q3
$2.06M Sell
191,807
-2,819
-1% -$42.2K 0.01% 1134
2022
Q2
$2.11M Sell
194,626
-260,863
-57% -$2.63M 0.01% 1175
2022
Q1
$5.87M Buy
455,489
+79,389
+21% +$1.18M 0.02% 850
2021
Q4
$8.31M Buy
376,100
+349,337
+1,305% +$11.1M 0.02% 887
2021
Q3
$799K Buy
+26,763
New +$898K ﹤0.01% 2824

Other funds holding CMPS

John Overdeck's CMPS Position: Q2 2026 in Review

John Overdeck increased its Compass Pathways (CMPS) stake by 73% in Q2 2026, buying an estimated $19.2M and bringing the position to 4,470,485 shares worth $63.3M. The position accounts for 0.05% of the portfolio, ranked #460.

John Overdeck first reported a position in CMPS in Q3 2021 and has held it in 19 quarters since. 223 funds tracked by Wall St. Rank hold CMPS as of Q2 2026.

  • John Overdeck held 4,470,485 shares of Compass Pathways worth $63.3M as of Q2 2026.
  • John Overdeck bought 1,886,986 Compass Pathways shares in Q2 2026, an estimated $19.2M.
  • Compass Pathways made up 0.05% of John Overdeck's portfolio in Q2 2026, its #460 holding.
  • John Overdeck first reported a position in Compass Pathways in Q3 2021 and has held it in 19 quarters since.
  • 223 funds tracked by Wall St. Rank held Compass Pathways as of Q2 2026.

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