Hudson Bay Capital Management
ACHV icon

Hudson Bay Capital Management’s Achieve Life Sciences ACHV Stock Holding History

Hudson Bay Capital Management’s Portfolio ACHV Stock Details ACHV Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-84,896
Closed -$250K – 1338
2026
Q1 		$250K Buy
84,896
+17,233
+25% +$76.5K ﹤0.01% 1068
2025
Q4 		$336K Buy
+67,663
New +$295K ﹤0.01% 908
2025
Q3 		– Sell
-1,173,532
Closed -$2.65M – 1204
2025
Q2 		$2.65M Buy
+1,173,532
New +$3.34M 0.01% 719

Other funds holding ACHV

FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
TGA
TPG GP A Fort Worth, Texas $5B AUM 58.56% 1-Year Est. Return
VP
venBio Partners San Francisco, California $519M AUM 339.42% 1-Year Est. Return
LGM
Logos Global Management San Francisco, California $2.32B AUM 536.01% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PBM
Propel Bio Management Los Angeles, California $191M AUM 102.42% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Hudson Bay Capital Management's ACHV Position: Q2 2026 in Review

Hudson Bay Capital Management sold out of Achieve Life Sciences (ACHV) in Q2 2026, closing a stake of 84,896 shares — an estimated $250K sold.

Hudson Bay Capital Management first reported a position in ACHV in Q2 2025 and held it in 3 quarters. The position peaked at $2.65M in Q2 2025. 111 funds tracked by Wall St. Rank hold ACHV as of Q2 2026.

  • Hudson Bay Capital Management reported no remaining Achieve Life Sciences position as of Q2 2026 after selling out during the quarter.
  • Hudson Bay Capital Management sold 84,896 Achieve Life Sciences shares in Q2 2026, an estimated $250K.
  • Hudson Bay Capital Management first reported a position in Achieve Life Sciences in Q2 2025 and held it in 3 quarters.
  • Hudson Bay Capital Management's Achieve Life Sciences position peaked at $2.65M in Q2 2025.
  • 111 funds tracked by Wall St. Rank held Achieve Life Sciences as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.