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Equibles

683 Capital Management, LLC

Position in PHAT — Phathom Pharmaceuticals, Inc.

CIK 1404574 NEW YORK, NY
Back to PHAT Full portfolio

Position in PHAT

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$20,072,500
-$481,000 QoQ
Shares Held
1,850,000
0.0% QoQ
Ownership
2.29%
of shares outstanding
% of Portfolio
1.93%
of 13F equity value
Holder Rank
#11
of 161 holders
Holding Since
Dec 2021
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PHAT Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

683 Capital Management, LLC holds $349,034,024 across 34 Biotechnology names. PHAT ranks #7 (5.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ANAB
Anaptysbio, Inc
 660,000 $44,550,000
2 PTGX
Protagonist Therapeutics, Inc
 290,000 $35,548,200
3 MGTX
MeiraGTx Holdings plc
 2,300,000 $31,073,000
4 WVE
Wave Life Sciences, Inc.
 4,950,000 $28,759,500
5 QURE
uniQure N.V.
 575,000 $26,484,500
6 TGTX
Tg Therapeutics, Inc.
 389,081 $21,376,110
7 PHAT
Phathom Pharmaceuticals, Inc.
This page 		1,850,000 $20,072,500
8 TRAX
First Tracks Biotherapeutics, Inc.
 750,000 $15,090,000

All Filings in PHAT

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $20,072,500 1,850,000
2026-03-31 $20,553,500 1,850,000
2025-12-31 $29,613,150 1,785,000
2025-09-30 $21,425,872 1,820,380
2025-06-30 $20,186,950 2,105,000
2025-03-31 $9,060,150 1,445,000
2024-12-31 $8,323,000 1,025,000
2024-09-30 $18,260,800 1,010,000
2024-06-30 $14,420,000 1,400,000
2024-03-31 $17,523,000 1,650,000
2023-12-31 $11,686,400 1,280,000
2023-09-30 $11,407,000 1,100,000
2023-06-30 $18,437,000 1,287,500
2023-03-31 $9,464,070 1,325,500
2022-12-31 $15,147,000 1,350,000
2022-09-30 $18,436,488 1,663,943
2022-06-30 $12,153,600 1,440,000
2022-03-31 $4,831,550 355,000
2021-12-31 $5,716,003 290,595