Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
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Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Castle Biosciences CSTL Stock Holding History

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund’s Portfolio CSTL Stock Details CSTL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-35,800
Closed -$815K – 1397
2025
Q3 		$815K Hold
35,800
– – ﹤0.01% 926
2025
Q2 		$731K Hold
35,800
– – ﹤0.01% 872
2025
Q1 		$717K Hold
35,800
– – ﹤0.01% 787
2024
Q4 		$954K Buy
+35,800
New +$1.09M ﹤0.01% 820
2022
Q1 		– Sell
-108
Closed -$5K – 1726
2021
Q4 		$5K Hold
108
– – ﹤0.01% 1654
2021
Q3 		$7K Hold
108
– – ﹤0.01% 1644
2021
Q2 		$8K Hold
108
– – ﹤0.01% 1761
2021
Q1 		$7K Buy
+108
New +$8.12K ﹤0.01% 1506

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PCM
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SPPAM
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State Street
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Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
ACM
AIGH Capital Management Baltimore, Maryland $1.59B AUM 855.46% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's CSTL Position: Q4 2025 in Review

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund sold out of Castle Biosciences (CSTL) in Q4 2025, closing a stake of 35,800 shares — an estimated $815K sold.

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in CSTL in Q1 2021 and held it in 8 quarters. The position peaked at $954K in Q4 2024. 194 funds tracked by Wall St. Rank hold CSTL as of Q4 2025.

  • Healthcare of Ontario Pension Plan (HOOPP) Trust Fund reported no remaining Castle Biosciences position as of Q4 2025 after selling out during the quarter.
  • Healthcare of Ontario Pension Plan (HOOPP) Trust Fund sold 35,800 Castle Biosciences shares in Q4 2025, an estimated $815K.
  • Healthcare of Ontario Pension Plan (HOOPP) Trust Fund first reported a position in Castle Biosciences in Q1 2021 and held it in 8 quarters.
  • Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's Castle Biosciences position peaked at $954K in Q4 2024.
  • 194 funds tracked by Wall St. Rank held Castle Biosciences as of Q4 2025.

Based on Healthcare of Ontario Pension Plan (HOOPP) Trust Fund's 13F filing for Q4 2025, filed 13 Feb 2026.