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CSS LLC’s Gossamer Bio GOSS Stock Holding History

CSS LLC’s Portfolio GOSS Stock Details GOSS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.94K Hold
30,000
– – ﹤0.01% 981
2026
Q1 		$9.86K Buy
+30,000
New +$47.2K ﹤0.01% 933
2020
Q2 		– Sell
-10,010
Closed -$102K – 697
2020
Q1 		$102K Buy
+10,010
New +$131K 0.01% 494

Other funds holding GOSS

D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
DIG
DeepCurrents Investment Group New York $3.3B AUM 12.57% 1-Year Est. Return
CCM
Context Capital Management Lajolla, California $5.15B AUM 1.28% 1-Year Est. Return
WVP
Worth Venture Partners Fort Lee, New Jersey $44.3M AUM 34.55% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
GCP
GSA Capital Partners London, United Kingdom $1.59B AUM 39.81% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $174M AUM

CSS LLC's GOSS Position: Q2 2026 in Review

CSS LLC held its Gossamer Bio (GOSS) position steady in Q2 2026 at 30,000 shares worth $4.94K. The position accounts for ﹤0.01% of the portfolio, ranked #981.

CSS LLC first reported a position in GOSS in Q1 2020 and has held it in 3 quarters since. The position peaked at $102K in Q1 2020. 170 funds tracked by Wall St. Rank hold GOSS as of Q2 2026.

  • CSS LLC held 30,000 shares of Gossamer Bio worth $4.94K as of Q2 2026.
  • CSS LLC left its Gossamer Bio share count unchanged in Q2 2026.
  • Gossamer Bio made up ﹤0.01% of CSS LLC's portfolio in Q2 2026, its #981 holding.
  • CSS LLC first reported a position in Gossamer Bio in Q1 2020 and has held it in 3 quarters since.
  • CSS LLC's Gossamer Bio position peaked at $102K in Q1 2020.
  • 170 funds tracked by Wall St. Rank held Gossamer Bio as of Q2 2026.

Based on CSS LLC's 13F filing for Q2 2026, filed 14 Aug 2026.