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Parabilis Medicines, Inc.

PBLS
Healthcare|Biotechnology|US
$28.53
+0.65 (+2.33%)
Tangible Book / Share
$36.24
Cash / Share
$38.77

Ownership Breakdown

67.3%
Float
122.0M
Shares Outstanding
82.1M
Float Shares

Major Holders (13)

Combined: 147.1%

Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.

HolderType% of ClassSharesFiledFiling
Rajeev ShahHC, IN23.80%28,933,371Jun 18, 202613D/G
Peter KolchinskyHC, IN23.80%28,933,371Jun 18, 202613D/G
RA Capital Management, L.P.IA, PN23.80%28,933,371Jun 18, 202613D/G
RA Capital Healthcare Fund, L.P.Partnership21.60%26,285,093Jun 18, 202613D/G
Abigail P. JohnsonIndividual8.50%10,292,735Aug 6, 202613D/G
FMR LLCHolding company8.50%10,292,735Aug 6, 202613D/G
Robert NelsenIndividual5.30%6,412,780Aug 14, 202613D/G
Steven GillisIndividual5.30%6,412,780Aug 14, 202613D/G
Kristina BurowIndividual5.30%6,412,780Aug 14, 202613D/G
Keith CrandellIndividual5.30%6,412,780Aug 14, 202613D/G
ARCH Venture Fund XII, L.P.Partnership5.30%6,412,780Aug 14, 202613D/G
ARCH Venture Partners XII, L.P.Partnership5.30%6,412,780Aug 14, 202613D/G
ARCH Venture Partners XII, LLCOther5.30%6,412,780Aug 14, 202613D/G

Insider Trades (82)

Last 4 quarters: 244,593 acquired · 0 disposed
InsiderPositionDateTypeSharesPriceValueFiling
Tendler CraigdirectorAug 22, 2026AWARD20,294$39.36$798.8KForm 4
Tendler CraigdirectorAug 22, 2026OTHER16,245$2.42$39.3KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 22, 2026BUY47,250$29.77$1.4MForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 21, 2026BUY37,723$30.00$1.1MForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 21, 2026BUY6,504$29.17$189.7KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 21, 2026BUY21,696$27.96$606.6KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 20, 2026BUY32,987$27.72$914.4KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jul 20, 2026BUY98,433$27.13$2.7MForm 4
Levy Guy10 percent ownerJun 11, 2026BUY375,000$20.00$7.5MForm 4
Levy Guy10 percent ownerJun 11, 2026BUY125,000$20.00$2.5MForm 4
Levy Guy10 percent ownerJun 11, 2026CONVERSION527,070$9.48$5.0MForm 4
Levy Guy10 percent ownerJun 11, 2026CONVERSION527,070$9.48$5.0MForm 4
Levy Guy10 percent ownerJun 9, 2026OTHER527,070$9.48$5.0MForm 4
SEBULSKY ALANdirectorJun 15, 2026BUY4,065$27.10$110.1KForm 4
SEBULSKY ALANdirectorJun 15, 2026BUY5,000$26.00$130.0KForm 4
SEBULSKY ALANdirectorJun 12, 2026BUY8,435$27.67$233.4KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026BUY19,728,353$20.00$394.6MForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026CONVERSION6,556,740——Form 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026BUY1,460,397$20.00$29.2MForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026CONVERSION1,187,881——Form 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026CONVERSION160,562——Form 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 11, 2026CONVERSION1,666,829——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION5,271——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION3,878——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION5,539——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION5,332——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION3,666——Form 4
FITZGERALD EDWARD MdirectorJun 11, 2026CONVERSION8,111——Form 4
SEBULSKY ALANdirectorJun 11, 2026BUY12,500$20.00$250.0KForm 4
Borisy AlexisdirectorJun 11, 2026CONVERSION105,414——Form 4
Borisy AlexisdirectorJun 11, 2026CONVERSION162,221——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION407,132——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION260,992——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION149,238——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION122,990——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION464,550——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION166,070——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION143,650——Form 4
Flynn James E10 percent owner, other: Possible Member of 10% GroupJun 11, 2026CONVERSION246,732——Form 4
RA CAPITAL MANAGEMENT, L.P.directorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
Borisy AlexisdirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
Weber BarbaradirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
Yeshwant KrishnadirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
FITZGERALD EDWARD MdirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
Simson JakedirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
Klausner RicharddirectorJun 9, 2026AWARD20,215$20.00$404.3KForm 4
SEBULSKY ALANdirectorJun 9, 2026AWARD39,792$20.00$795.8KForm 4
RA CAPITAL MANAGEMENT, L.P.directorJun 9, 2026OTHER104,751——Form 4
RA CAPITAL MANAGEMENT, L.P.directorJun 9, 2026OTHER1,083,130——Form 4
Mammen Mathaidirector, officer: President & CEOJun 9, 2026OTHER2,377,201$3.43$8.2MForm 4
Mammen Mathaidirector, officer: President & CEOJun 9, 2026OTHER590,940$1.48$874.6KForm 4
Mammen Mathaidirector, officer: President & CEOJun 9, 2026OTHER2,274,351$3.14$7.1MForm 4
SEBULSKY ALANJun 9, 2026OTHER0——Form 4
Mhatre RohinSee RemarksJun 9, 2026OTHER181,948$1.48$269.3KForm 4
Mhatre RohinSee RemarksJun 9, 2026OTHER243,680$3.14$765.2KForm 4
Yeshwant KrishnaJun 9, 2026OTHER0——Form 4
Flynn James E10 percent owner, other: *Possible Member of 10% GroupJun 9, 2026OTHER122,990——Form 4
Flynn James E10 percent owner, other: *Possible Member of 10% GroupJun 9, 2026OTHER149,238——Form 4
Flynn James E10 percent owner, other: *Possible Member of 10% GroupJun 9, 2026OTHER260,992——Form 4
Flynn James E10 percent owner, other: *Possible Member of 10% GroupJun 9, 2026OTHER407,132——Form 4
Jurgensen TeresaGeneral CounselJun 9, 2026OTHER214,438$1.88$403.1KForm 4
Jurgensen TeresaGeneral CounselJun 9, 2026OTHER162,453$3.14$510.1KForm 4
Klausner RicharddirectorJun 9, 2026OTHER21,273$4.62$98.3KForm 4
Klausner RicharddirectorJun 9, 2026OTHER48,736$1.88$91.6KForm 4
Ho Helen Huei-inSee RemarksJun 9, 2026OTHER519,851$4.09$2.1MForm 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER16,245$1.85$30.1KForm 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER16,245$4.82$78.3KForm 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER32,490$3.14$102.0KForm 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER5,539——Form 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER3,878——Form 4
FITZGERALD EDWARD MdirectorJun 9, 2026OTHER5,271——Form 4
Benzaghou Mohammed FawziChief Medical OfficerJun 9, 2026OTHER357,398$2.42$864.9KForm 4
Benzaghou Mohammed FawziChief Medical OfficerJun 9, 2026OTHER243,680$3.14$765.2KForm 4
Simson JakeJun 9, 2026OTHER0——Form 4
Borisy AlexisdirectorJun 9, 2026OTHER105,414——Form 4
Kotarakos Thomas RodolphoChief Financial OfficerJun 9, 2026OTHER48,736$4.82$234.9KForm 4
Kotarakos Thomas RodolphoChief Financial OfficerJun 9, 2026OTHER165,702$1.48$245.2KForm 4
Kotarakos Thomas RodolphoChief Financial OfficerJun 9, 2026OTHER292,416$3.14$918.2KForm 4
Weber BarbaradirectorJun 9, 2026OTHER2,599$1.85$4.8KForm 4
Weber BarbaradirectorJun 9, 2026OTHER13,646$4.62$63.0KForm 4
Weber BarbaradirectorJun 9, 2026OTHER16,245$4.82$78.3KForm 4
Weber BarbaradirectorJun 9, 2026OTHER32,490$3.14$102.0KForm 4