Question 1

How many shares of BSX does Castle Hook Partners LP own?

Accepted Answer

Castle Hook Partners LP previously held 0 shares of BSX (BOSTON SCIENTIFIC CORP) before exiting the position in 2025-Q4.

Question 2

What is Castle Hook Partners LP's BSX position worth?

Accepted Answer

Castle Hook Partners LP's BSX position was last reported at $0 in 2025-Q4 before the exit.

Question 3

Is Castle Hook Partners LP buying or selling BSX?

Accepted Answer

In 2025-Q4, Castle Hook Partners LP exited their BSX position entirely (-100.0% change in shares).

Question 4

When did Castle Hook Partners LP first buy BSX?

Accepted Answer

Based on available 13F filings, Castle Hook Partners LP first reported a position in BSX in 2024-Q3. They have held the position across 6 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2025-Q4 Latest	Exited	0	-100.0%	$0	0.0%	$95.35	0
2025-Q3	Decreased	27,449	-95.3%	$2.7M	0.0%	$97.63	0
2025-Q2	Decreased	579,148	-30.1%	$62.2M	0.4%	$107.41	0
2025-Q1	Increased	828,906	+8.8%	$83.6M	0.9%	$100.88	47
2024-Q4	Increased	762,073	+146.9%	$68.1M	0.8%	$89.32	68
2024-Q3	New	308,699	-	$25.9M	0.5%	$83.80	48

BSX6 quarters

BSX
6 quarters