Vault-13

GOSSAMER BIO INC GOSS 5 06.01.27

NOTE 5.000% 6/0 · US DOMESTIC · CUSIP 38341PAA0

3 institutional holders -8 vs Q1 2026
$19.1mprincipal reported held*
$12.3mreported value*
3 new 0 added 0 reduced 11 sold out net sold ≈ $117.8m (-2.2m shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0102030Q3 22: 25Q4 22: 20Q1 23: 19Q2 23: 15Q3 23: 15Q4 23: 14Q1 24: 14Q2 24: 15Q3 24: 15Q4 24: 15Q1 25: 14Q2 25: 14Q3 25: 15Q4 25: 14Q1 26: 11Q2 26: 33Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202225
Q4 202220
Q1 202319
Q2 202315
Q3 202315
Q4 202314
Q1 202414
Q2 202415
Q3 202415
Q4 202415
Q1 202514
Q2 202514
Q3 202515
Q4 202514
Q1 202611
Q2 20263

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
20020Q3 24: 1 bought or addedQ3 24: 2 cut or sold outQ4 24: 2 bought or addedQ4 24: 3 cut or sold outQ4 24Q1 25: 3 bought or addedQ1 25: 3 cut or sold outQ2 25: 4 bought or addedQ2 25: 7 cut or sold outQ2 25Q3 25: 5 bought or addedQ3 25: 5 cut or sold outQ4 25: 6 bought or addedQ4 25: 5 cut or sold outQ4 25Q1 26: 6 bought or addedQ1 26: 9 cut or sold outQ2 26: 3 bought or addedQ2 26: 11 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 202412
Q4 202423
Q1 202533
Q2 202547
Q3 202555
Q4 202565
Q1 202669
Q2 2026311

Biggest buyers

TANG CAPITAL MANAGEMENT LLC New +17,841,000+17.8m
Murchinson Ltd. New +1,000,000+1.0m
BOOTHBAY FUND MANAGEMENT, LLC New +276,000+276.0k

Biggest sellers

Context Capital Management, LLC Sold out -48,776,000-48.8m
D. E. Shaw & Co., Inc. Sold out -30,290,000-30.3m
DeepCurrents Investment Group LLC Sold out -29,860,000-29.9m
683 Capital Management, LLC Sold out -27,877,000-27.9m
WOLVERINE ASSET MANAGEMENT LLC Sold out -21,996,000-22.0m
Worth Venture Partners, LLC Sold out -15,752,000-15.8m
UBS Group AG Sold out -14,438,000-14.4m
HIGHBRIDGE CAPITAL MANAGEMENT LLC Sold out -6,000,000-6.0m
CAPSTONE INVESTMENT ADVISORS, LLC Sold out -3,000,000-3.0m
ADVENT CAPITAL MANAGEMENT /DE/ Sold out -2,250,000-2.2m

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 TANG CAPITAL MANAGEMENT LLC 0.52% of their portfolio SAN DIEGO, CA 17,841,00017.8m $11.5m $11.5m 0.52% New
2 Murchinson Ltd. 0.31% of their portfolio TORONTO, A6 1,000,0001.0m $642.8k $642.8k 0.31% New
3 BOOTHBAY FUND MANAGEMENT, LLC 0.00% of their portfolio NEW YORK, NY 276,000276.0k $177.4k $177.4k 0.00% New