683 Capital Management, LLC: 13F holdings, Q2 2026
Hedge fund · SEC EDGAR filings (CIK 1404574) · Explore on the interactive board
683 Capital Management, LLC disclosed 128 US equity positions worth $1.1bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is COF at 6.7% of the reported book, followed by CVNA, ANAB. The top ten holdings are 39.1% of the book, and the portfolio behaves like about 43 equal-weight positions. Versus the prior filing it opened 19 new positions, added to 29, reduced 37 and exited 25. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.
What does 683 Capital Management, LLC own? Top holdings as of June 30, 2026
Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 19 new, 29 added, 37 reduced, 25 exited.
| # | Stock | Sector | Weight | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|---|
| 1 | COF CAPITAL ONE FINL CORP | Financial Services | 6.7% | $73.2m | 365,000 | -3% | reduced |
| 2 | CVNA CARVANA CO | Consumer Cyclical | 4.5% | $49.4m | 750,000 | 384% | added |
| 3 | ANAB ANAPTYSBIO INC | Healthcare | 4.1% | $44.6m | 660,000 | 6% | added |
| 4 | KSPI KASPI KZ JSC | Technology | 3.7% | $40.7m | 470,000 | -1% | reduced |
| 5 | BBIO BRIDGEBIO PHARMA INC | Healthcare | 3.6% | $38.8m | 21,750,000 | 0% | held |
| 6 | BDX BECTON DICKINSON & CO | Healthcare | 3.5% | $37.8m | 250,000 | 11% | added |
| 7 | MOH MOLINA HEALTHCARE INC | Healthcare | 3.5% | $37.7m | 165,000 | 3% | added |
| 8 | HGV HILTON GRAND VACATIONS INC | Consumer Cyclical | 3.3% | $36.1m | 690,000 | -11% | reduced |
| 9 | PTGX PROTAGONIST THERAPEUTICS INC | Healthcare | 3.3% | $35.5m | 290,000 | -18% | reduced |
| 10 | MGTX MEIRAGTX HLDGS PLC | Healthcare | 2.9% | $31.1m | 2,300,000 | -6% | reduced |
| 11 | WVE WAVE LIFE SCIENCES LTD | Healthcare | 2.6% | $28.8m | 4,950,000 | 1% | added |
| 12 | UNIQURE NV | 2.4% | $26.5m | 575,000 | 15% | added | |
| 13 | AMLX AMYLYX PHARMACEUTICALS INC | Healthcare | 2.1% | $23.0m | 1,279,512 | -16% | reduced |
| 14 | AMTM AMENTUM HOLDINGS INC | Industrials | 2.1% | $22.7m | 1,100,000 | 42% | added |
| 15 | TGTX TG THERAPEUTICS INC | Healthcare | 2.0% | $21.4m | 389,081 | -34% | reduced |
| 16 | PHAT PHATHOM PHARMACEUTICALS INC | Healthcare | 1.8% | $20.1m | 1,850,000 | 0% | held |
| 17 | U UNITY SOFTWARE INC | Technology | 1.6% | $17.6m | 615,000 | – | new |
| 18 | WAL WESTERN ALLIANCE BANCORP | Financial Services | 1.5% | $16.4m | 200,000 | -11% | reduced |
| 19 | IAG IAMGOLD CORP | Basic Materials | 1.5% | $16.0m | 1,010,000 | -4% | reduced |
| 20 | ELV ELEVANCE HEALTH INC FORMERLY | Healthcare | 1.4% | $15.5m | 40,000 | 0% | held |
| 21 | TRAX FIRST TRACKS BIOTHERAPEUTICS | 1.4% | $15.1m | 750,000 | – | new | |
| 22 | KNOP KNOT OFFSHORE PARTNERS LP | Energy | 1.4% | $15.0m | 1,505,000 | 2% | added |
| 23 | SRPT SAREPTA THERAPEUTICS INC | Healthcare | 1.3% | $14.1m | 782,500 | 4% | added |
| 24 | UNH UNITEDHEALTH GROUP INC | Healthcare | 1.2% | $13.3m | 32,000 | 0% | held |
| 25 | SE SEA LTD | Consumer Cyclical | 1.2% | $12.9m | 135,000 | – | new |
| 26 | GOOGL ALPHABET INC | Communication Services | 1.2% | $12.5m | 35,000 | -3% | reduced |
| 27 | ZVRA ZEVRA THERAPEUTICS INC | 1.1% | $12.3m | 855,000 | -12% | reduced | |
| 28 | GPC GENUINE PARTS CO | Consumer Cyclical | 1.1% | $11.9m | 101,000 | -4% | reduced |
| 29 | ARIS ARIS MINING CORPORATION | Basic Materials | 1.1% | $11.5m | 770,000 | -4% | reduced |
| 30 | INFLARX NV | 1.0% | $11.3m | 5,065,000 | 53% | added | |
| 31 | CPNG COUPANG INC | Consumer Cyclical | 1.0% | $11.3m | 650,000 | 7% | added |
| 32 | GXO GXO LOGISTICS INCORPORATED | Industrials | 1.0% | $10.9m | 215,000 | -57% | reduced |
| 33 | HRMY HARMONY BIOSCIENCES HLDGS IN | Healthcare | 1.0% | $10.7m | 294,000 | – | new |
| 34 | ALNY ALNYLAM PHARMACEUTICALS INC | Healthcare | 1.0% | $10.5m | 35,000 | 67% | added |
| 35 | NU NU HLDGS LTD | Financial Services | 0.9% | $10.0m | 750,000 | – | new |
| 36 | HHH HOWARD HUGHES HOLDINGS INC | Real Estate | 0.9% | $10.0m | 140,000 | 294% | added |
| 37 | ASTH ASTRANA HEALTH INC | Healthcare | 0.9% | $9.7m | 210,000 | -70% | reduced |
| 38 | ENVA ENOVA INTL INC | Financial Services | 0.9% | $9.6m | 40,000 | 0% | held |
| 39 | SEADRILL LTD | 0.8% | $9.1m | 240,000 | -4% | reduced | |
| 40 | LEN LENNAR CORP | Consumer Cyclical | 0.8% | $9.0m | 100,000 | 1900% | added |
| 41 | B BARRICK MNG CORP | Basic Materials | 0.8% | $8.9m | 242,000 | -40% | reduced |
| 42 | LXEO LEXEO THERAPEUTICS INC | Healthcare | 0.8% | $8.7m | 1,875,000 | 56% | added |
| 43 | VTOL BRISTOW GROUP INC | 0.8% | $8.5m | 205,000 | 10% | added | |
| 44 | ICLR ICON PUB LTD CO | Healthcare | 0.8% | $8.3m | 48,000 | -23% | reduced |
| 45 | BLDR BUILDERS FIRSTSOURCE INC | Industrials | 0.7% | $8.1m | 90,000 | 12% | added |
| 46 | STTK SHATTUCK LABS INC | Healthcare | 0.7% | $8.0m | 1,157,216 | 45% | added |
| 47 | ATEX ANTERIX INC | Communication Services | 0.6% | $6.8m | 66,000 | 43% | added |
| 48 | RNAC CARTESIAN THERAPEUTICS INC | 0.6% | $6.8m | 650,000 | 97% | added | |
| 49 | NOBLE CORP PLC | 0.6% | $6.5m | 175,000 | 17% | added | |
| 50 | GOSS GOSSAMER BIO INC | Healthcare | 0.6% | $6.5m | 39,198,868 | 684% | added |
What did 683 Capital Management, LLC sell? Positions exited since the previous filing
| Stock | Prior weight | Prior value |
|---|---|---|
| AM6 AMICUS THERAPEUTIC | 7.8% | $11.2m |
| GOSSAMER BIO INC | 7.4% | $10.6m |
| APLSUSD APELLIS PHARMACEUTICALS INC | 7.0% | $10.1m |
| LEN/B LENNAR CORP | 6.7% | $9.7m |
| BKNG BOOKING HOLDINGS INC | 6.4% | $9.3m |
| CCOI COGENT COMM HOLDINGS INC | 5.9% | $8.5m |
| GSAT GLOBALSTAR INC | 4.5% | $6.5m |
| PERCEPTIVE CAP SOLUTIONS COR | 4.3% | $6.2m |
| TBPH THERAVANCE BIOPHARMA INC | 2.8% | $4.1m |
| CZR CAESARS ENTERTAINMENT INC NE | 2.8% | $4.0m |
| ABEO ABEONA THERAPEUTICS INC | 2.4% | $3.4m |
| IMUX IMMUNIC INC | 1.9% | $2.7m |
| RXO RXO INC | 1.8% | $2.6m |
| NTGR NETGEAR INC | 1.5% | $2.2m |
| CACI CACI INTL INC | 1.5% | $2.2m |
| STGW STAGWELL INC | 1.3% | $1.9m |
| SAIC SCIENCE APPLICATIONS INTL CO | 1.3% | $1.8m |
| CDLX CARDLYTICS INC | 1.1% | $1.5m |
| ARMP ARMATA PHARMACEUTICALS INC | 1.0% | $1.4m |
| WILLOW LANE ACQUISITION CRP | 0.9% | $1.3m |
| IRS IRSA INVERSIONES Y REP S A | 0.8% | $1.1m |
| AMPY AMPLIFY ENERGY CORP NEW | 0.7% | $998.4k |
| AXTI AXT INC | 0.7% | $968.7k |
| DIBS 1STDIBS COM INC | 0.7% | $966.8k |
| SRZN SURROZEN INC | 0.7% | $961.3k |
Sector mix
| Sector | Weight |
|---|---|
| Healthcare | 40.6% |
| Consumer Cyclical | 12.8% |
| Financial Services | 11.5% |
| Technology | 5.4% |
| Industrials | 4.3% |
| Basic Materials | 4.3% |
Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.
Filing history
How concentrated is 683 Capital Management, LLC's portfolio?
Across every quarter 683 Capital Management, LLC has filed, its median largest position is 6.5% of the book and its median top-ten weight is 37.7%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 97.0 completed holding spells, the median lasted 1.0 quarters; 128.0 positions are still open and their final length is unknown.