How many institutions held GOSS - Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share in Q3 2019?

78 institutional investors reported GOSS - Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share for Q3 2019. Use the holders table for investor-level position and value details.

Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share (GOSS)

Q: What does CUSIP 38341P102 represent in this 13F holders report?

CUSIP 38341P102 is the security identifier for GOSS - Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share used to aggregate holder disclosures.

CUSIP: 38341P102

Q3 2019 13F Holders as of 30 Sep 2019

Security type / class: Equity / Common Stock, $0.0001 par value per share
Total 13F shares: 41,336,618
Total 13F value: $693,682,039
Share change: +9,594,557
Put/Call ratio: 65%
SEC-reported price per share: $16.79
Number of holders: 78
Value change: +$153,760,437
Number of buys: 50
Number of sells: 21
Shares outstanding: 489,318,895

Security key

38341P102

Report period

Q3 2019

Institutions

Top holders

GOSS full security history Ownership snapshot Full 13F holder table Newer quarter: Q4 2019 Previous quarter: Q2 2019 Gossamer Bio, Inc. SEC filings Gossamer Bio, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 38341P102

Newer quarter: Q4 2019 Previous quarter: Q2 2019

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top reported holders of GOSS - Gossamer Bio, Inc. - Common Stock, $0.0001 par value per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Omega Fund Management, LLC

Disclosed value leader

Omega Fund Management, LLC

Comparable rows

15/15

Latest evidence

30 Jun 2019

13F Lead comparable stake: 1.4% Showing 1-6 of 15 holder rows.

Quick read

Omega Fund Management, LLC leads the comparable SEC ownership view at 1.4%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Omega Fund Management, LLC's linked filing trail.

Comparable ownership Top 5

Omega Fund Management, LLC 1.4%

HILLHOUSE INVESTMENT MANAGEMENT, ... 1%

Capital International Investors 0.67%

Boxer Capital, LLC 0.38%

VANGUARD GROUP INC 0.33%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Omega Fund Management, LLC	13F Company 13F	1.4%	$154,227,000 6,953,416 shares	—	30 Jun 2019
HILLHOUSE INVESTMENT MANAGEMENT, LTD.	13F Company 13F	1%	$110,324,000 4,974,041 shares	—	30 Jun 2019
Capital International Investors	13F Company 13F	0.67%	$72,658,000 3,275,851 shares	—	30 Jun 2019
Boxer Capital, LLC	13F Company 13F	0.38%	$41,588,000 1,875,000 shares	—	30 Jun 2019
VANGUARD GROUP INC	13F Company 13F	0.33%	$36,104,000 1,627,764 shares	—	30 Jun 2019
ALLIANCEBERNSTEIN L.P.	13F Company 13F	0.33%	$35,961,000 1,621,319 shares	—	30 Jun 2019

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2019

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

41,336,618

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2019 vs Q2 2019 Across Filers

Q2 2019 holders

Q3 2019 holders

Holder diff

Investor	Q2 2019 Shares	Q3 2019 Shares	Share Diff	Share Chg %	Q2 2019 value	Q3 2019 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend