GOSS

Gossamer Bio Inc · NASDAQ NMS - GLOBAL MARKET · Biotechnology

$0.37+$0.01 (+1.64%)

Prices delayed up to 5 minutes

AC Intelligence

AC Intelligence for GOSS is being prepared.

Key Stats

Open

$0.36

Day High

$0.38

Day Low

$0.34

Prev Close

$0.36

Volume

Avg Volume

14.7M

Day Change

+$0.01

Change %

+1.64%

Fundamentals

P/B

6.95

EPS (TTM)

$-0.74

Market Cap

$87M

52-Wk Range

$0.32 — $3.87

Who Owns GOSS

Other57.4%156 holders

Passive / Index16.1%9 holders

Dealer / Bank4.6%13 holders

Tactical / Macro3.0%5 holders

Quality / Compounder2.3%8 holders

Systematic / Quant1.3%4 holders

Based on Q4 2025 13F filings + AC behavioral model

204 institutional holders

Top Holders

1.NEA Management Company, LLCOR

$56.1B

2.Octagon Capital Advisors LPOR

$43.1B

3.Vanguard GroupAM

$35.2B

4.State StreetAM

$28.9B

5.BlackRock, Inc.OR

$27.2B

6.ARCH Venture Management, LLCOR

$25.0B

7.SAMSARA BIOCAPITAL, LLCOR

$22.4B

8.BlackRock, Inc.OR

$17.6B

9.Siren, L.L.C.OR

$16.1B

10.683 Capital Management, LLCOR

$16.1B

Institutional Pressure

Market Regime:Strong Risk-Off (-0.66)

SELLINGBUYING

▲

Mild Selling Pressure

Other(57.4%)

●

—

Passive / Index(16.1%)

●

Holds

Dealer / Bank(4.6%)

●

Facilitating

Tactical / Macro(3.0%)

●

Reducing rapidly

Quality / Compounder(2.3%)

●

Holds through

Systematic / Quant(1.3%)

●

De-risking (mechanical)

Growth / Momentum(0.1%)

●

Likely trimming

Income / Defensive(0.1%)

●

Inflows (flight to yield)

Activist(0.1%)

●

May accumulate

18% passive + quality floor won't sell.

Updated daily · Based on Q4 2025 filings + AC behavioral model

COT x OWNERSHIP CROSSOVER

0.074

NEUTRAL

AM: pressure 0.50 x 15.3% ownership = 96.3712% of signal

LF: pressure 0.00 x 3.7% ownership = 0% of signal

DL: pressure -0.08 x 3.7% ownership = 3.6288% of signal

Contract: RTY · Data: 2025-12-31

Sentiment Signals

→Insider ActivityNo insider transactions in last 90 daysSEC Form 4

↑Analyst Consensus10 buy, 5 hold, 1 sellFinnhub

↑↑Inst. Flows210 increased/new, 67 decreased/exited (13F)AC 13F Analysis

Sources: SEC Form 4, Finnhub, AC 13F Analysis

On AcidCapitalist

No recent mentions of GOSS on AcidCapitalist.

Data provided by Finnhub. Prices delayed up to 5 minutes.