GOSS

Gossamer Bio Inc

Latest period2026 - Q1Total superinvestors191

The latest quarter's data is still being updated as more institutional investors submit their 13F reports, so the current information might be incomplete.

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 191 superinvestors own shares of Gossamer Bio Inc (GOSS), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

The most recent quarter may show incomplete data because not all institutional investors have filed their 13F reports yet.

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Gossamer Bio Inc (GOSS), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Gossamer Bio Inc (GOSS) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Gossamer Bio Inc (GOSS) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

Superinvestor	Portfolio %	Reported Value	Recent Activity
Tai-Li Chang@Kalehua Capital Management Llc Recent Activity New Position	2.24%	$5.817M 17.708M shares@ 0.33 avg price	New Position
Spencer Fleming@Blackrock, Inc. Recent Activity Decreased -1.34%	0.01%	$5.528M 16.827M shares@ 0.33 avg price	Decreased -1.34%
Henry Parkin@Aqr Capital Management Llc Recent Activity Increased 804.81%	0.01%	$3.327M 10.127M shares@ 0.33 avg price	Increased 804.81%
Christine M. Buchanan@Vanguard Capital Management Llc Recent Activity New Position	0.01%	$3.091M 9.395M shares@ 0.33 avg price	New Position
Mark McDonnell@Arch Venture Management, Llc Recent Activity	0.4%	$2.646M 8.056M shares@ 0.33 avg price
Justin Hirsch@Octagon Capital Advisors Lp Recent Activity Decreased -44.3%	0.29%	$2.546M 7.75M shares@ 0.33 avg price	Decreased -44.3%
Srini Akkaraju@Samsara Biocapital, Llc Recent Activity	0.24%	$2.373M 7.223M shares@ 0.33 avg price
Scott Schroeder@Balyasny Asset Management L.p. Recent Activity Increased 290.48%	0.01%	$1.945M 5.922M shares@ 0.33 avg price	Increased 290.48%
Alison Peabody@Acadian Asset Management Llc Recent Activity Increased 19.5%	0.01%	$1.729M 5.278M shares@ 0.33 avg price	Increased 19.5%
Raymond Debbane@Siren, L.l.c. Recent Activity	0.05%	$1.711M 5.209M shares@ 0.33 avg price

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