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RHUMBLINE ADVISERS

Position in GOSS — Gossamer Bio, Inc.

CIK 1115418 BOSTON, MA

Position in GOSS

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$14,618
-$56,576 QoQ
Shares Held
88,599
-59.1% QoQ
Ownership
0.018%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#82
of 168 holders
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in GOSS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $1,404,724,682 across 329 Biotechnology names. GOSS ranks #306 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in GOSS

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23 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $14,618 88,599
2026-03-31 $71,194 216,396
2025-12-31 $666,093 214,869
2025-09-30 $591,907 225,060
2025-06-30 $284,190 231,049
2024-06-30 $2,553 2,834
2024-03-31 $4,016 3,404
2023-12-31 $3,107 3,404
2023-09-30 $2,835 3,404
2023-06-30 $9,370 7,809
2023-03-31 $107,554 85,361
2022-12-31 $182,316 84,017
2022-09-30 $981,557 81,933
2022-06-30 $616,450 73,650
2022-03-31 $737,452 84,960
2021-12-31 $1,032,195 91,264
2021-09-30 $1,138,175 90,547
2021-06-30 $709,070 87,324
2021-03-31 $723,979 78,268
2020-12-31 $795,918 82,308
2020-09-30 $897,243 72,300
2020-06-30 $1,015,235 78,095
2020-03-31 $612,136 60,309