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Institutional

683 Capital Management, LLC

CIK 0001404574
$1.92B
Reported AUM
229
Positions
Q1 2026
Period
2026-05-15
Filed

The Brief · 683 Capital Management, LLC · Q1 2026

AI · grounded in 13F

683 Capital Management, LLC closed its position in UWMC for a reduction of $30.88M. The fund also exited its holding in WESTERN DIGITAL CORP, resulting in a $24.69M decrease. On the buy side, the manager established a new position in ASTH worth $17.16M and added new stakes in CPNG and GPC.

Portfolio · Q1 2026

PLTR$340.6MLLY$137.0MNVDA$79.5MCOF$68.4MALNY$49.3MCVNA$48.7MMDGL$47.1MTSLA$40.9MBRIDGEB$39.2MPTGX$39.0MPRAX$36.3MWVE$35.5MOther$954.3M6L

Top holdings

QoQ vs Q4 2025

#TickerIssuerValue% of bookΔ shares (QoQ)Status
1PLTRPALANTIR TECHNOLOGIES INC$340.6M17.78%HELD
2LLYELI LILLY & CO$137.0M7.15%-5,000-3.2%
3NVDANVIDIA CORPORATION$79.5M4.15%HELD
4COFCAPITAL ONE FINL CORP$68.4M3.57%-35,000-8.5%
5ALNYALNYLAM PHARMACEUTICALS INC$49.3M2.57%+4,218+2.9%
6CVNACARVANA CO$48.7M2.54%+5,000+3.3%
7MDGLMADRIGAL PHARMACEUTICALS INC$47.1M2.46%-9,000-9.1%
8TSLATESLA INC$40.9M2.13%-100,000-47.6%
9BBIO 2.5 03/15/27BRIDGEBIO PHARMA INC$39.2M2.05%HELD
10PTGXPROTAGONIST THERAPEUTICS INC$39.0M2.04%-60,869-14.1%
11PRAXPRAXIS PRECISION MEDICINES I$36.3M1.90%-57,100-33.6%
12WVEWAVE LIFE SCIENCES LTD$35.5M1.85%+885,000+22.0%
13BDXBECTON DICKINSON & CO$35.4M1.85%+135,000+150.0%
14KSPIKASPI KZ JSC$35.2M1.84%+210,000+79.2%
15ANABANAPTYSBIO INC$34.7M1.81%-23,093-3.6%
16HGVHILTON GRAND VACATIONS INC$30.3M1.58%+30,000+4.0%
17QUREUNIQURE NV$28.7M1.50%+618,550+54.5%
18GXOGXO LOGISTICS INCORPORATED$25.9M1.35%-185,000-27.0%
19AMLXAMYLYX PHARMACEUTICALS INC$22.6M1.18%-23,400-1.4%
20MOHMOLINA HEALTHCARE INC$21.3M1.11%+25,000+18.5%
21MGTXMEIRAGTX HLDGS PLC$21.2M1.11%-109,082-4.3%
22PHATPHATHOM PHARMACEUTICALS INC$20.6M1.07%+65,000+3.6%
23AMTMAMENTUM HOLDINGS INC$20.2M1.05%-60,000-7.2%
24IAGIAMGOLD CORP$19.8M1.03%+150,000+16.7%
25TGTXTG THERAPEUTICS INC$19.6M1.02%+230,000+63.9%
26CCOICOGENT COMM HOLDINGS INC$17.9M0.93%+350,300+58.4%
27ASTHASTRANA HEALTH INC$17.2M0.90%+700,000NEW
28SRPTSAREPTA THERAPEUTICS INC$16.3M0.85%-60,000-7.4%
29BBARRICK MNG CORP$16.3M0.85%HELD
30WALWESTERN ALLIANCE BANCORP$15.9M0.83%+125,000+125.0%
31IONQIONQ INC$15.3M0.80%-12,500-2.3%
32KNOPKNOT OFFSHORE PARTNERS LP$14.9M0.78%+20,000+1.4%
33ARISARIS MINING CORPORATION$14.9M0.78%-100,000-11.1%
34LENLENNAR CORP$13.5M0.70%+39,500+34.2%
35ELVELEVANCE HEALTH INC FORMERLY$11.7M0.61%-2,000-4.8%
36CPNGCOUPANG INC$11.5M0.60%+610,000NEW
37SDRLSEADRILL LTD$11.4M0.59%+50,000+25.0%
38AM6AMICUS THERAPEUTIC$11.2M0.58%-25,000-3.1%
39GPCGENUINE PARTS CO$11.1M0.58%+105,000NEW
40GOSS 5 06/01/27GOSSAMER BIO INC$10.6M0.55%+27,877,000NEW
41GOOGLALPHABET INC$10.4M0.54%HELD
42APLSUSDAPELLIS PHARMACEUTICALS INC$10.1M0.52%-80,000-24.2%
43INSMINSMED INC$9.8M0.51%+60,000NEW
44LEN/BLENNAR CORP$9.7M0.50%HELD
45BKNGBOOKING HOLDINGS INC$9.3M0.48%+2,200NEW
46ARKGARK ETF TR$9.2M0.48%+100,000+40.0%
47ZVRAZEVRA THERAPEUTICS INC$9.1M0.47%+70,000+7.7%
48VTOLBRISTOW GROUP INC$8.7M0.46%HELD
49UNHUNITEDHEALTH GROUP INC$8.7M0.45%-13,000-28.9%
50MSTRSTRATEGY INC$8.1M0.42%-46,500-41.6%
51MRNAMODERNA INC$7.9M0.41%+156,000NEW
52INSEINSPIRED ENTMT INC$7.5M0.39%-12,548-1.2%
53NENOBLE CORP PLC$7.4M0.38%+117,500+361.5%
54LXEOLEXEO THERAPEUTICS INC$6.9M0.36%+80,000+7.1%
55ALECALECTOR INC$6.9M0.36%-150,000-4.5%
56ICLRICON PLC$6.9M0.36%+62,000NEW
57BLDRBUILDERS FIRSTSOURCE INC$6.6M0.34%+44,000+122.2%
58GSATGLOBALSTAR INC$6.5M0.34%-19,000-16.2%
59VKTXVIKING THERAPEUTICS INC$6.2M0.32%-128,500-40.3%
60PCSCPERCEPTIVE CAP SOLUTIONS COR$6.2M0.32%-78,971-12.3%
61AIVAPARTMENT INVT & MGMT CO$5.9M0.31%+1,450,000NEW
62ERIIENERGY RECOVERY INC$5.5M0.29%+550,000NEW
63AMZNAMAZON COM INC$5.5M0.29%HELD
64NVONOVO-NORDISK A S$5.5M0.29%-224,200-59.9%
65PAASPAN AMERN SILVER CORP$5.5M0.29%+100,000NEW
66ENVAENOVA INTL INC$5.4M0.28%+10,000+33.3%
67GPKGRAPHIC PACKAGING HLDG CO$5.1M0.27%HELD
68STTKSHATTUCK LABS INC$5.1M0.27%-590,000-42.4%
69SPGIS&P GLOBAL INC$5.1M0.27%+12,087NEW
70RVMDREVOLUTION MEDICINES INC$4.9M0.25%+50,100NEW
71MCOMOODYS CORP$4.8M0.25%+11,000NEW
72HIMSHIMS & HERS HEALTH INC$4.6M0.24%-120,000-35.3%
73SVMSILVERCORP METALS INC$4.4M0.23%+206,000+103.0%
74DDIDOUBLEDOWN INTERACTIVE CO LT$4.3M0.23%+14,656+2.9%
75PURRHYPERLIQUID STRATEGIES INC$4.3M0.23%-740,000-46.5%
76CDLX 4.25 04/01/29CARDLYTICS INC$4.2M0.22%+500,000+3.3%
77TBPHTHERAVANCE BIOPHARMA INC$4.1M0.21%+250,000NEW
78RNAATRIUM THERAPEUTICS INC$4.0M0.21%+300,000NEW
79CZRCAESARS ENTERTAINMENT INC NE$4.0M0.21%-94,000-38.5%
80MREOMEREO BIOPHARMA GROUP PLC$4.0M0.21%-3,025,000-20.1%
81LULULULULEMON ATHLETICA INC$3.8M0.20%HELD
82SAAQSPACE ASSET ACQUISITION CORP$3.7M0.19%+375,000NEW
83NVGSNAVIGATOR HLDGS LTD$3.6M0.19%HELD
84ABEOABEONA THERAPEUTICS INC$3.4M0.18%HELD
85BNEDBARNES & NOBLE ED INC$3.4M0.18%+30,000+8.6%
86IVVDINVIVYD INC$3.3M0.17%-385,000-13.3%
87GUTSFRACTYL HEALTH INC$3.1M0.16%+679,615+11.2%
88CRESYCRESUD S A C I F Y A$3.1M0.16%-183,552-43.3%
89COINCOINBASE GLOBAL INC$3.0M0.15%-51,200-75.1%
90IFRXINFLARX NV$3.0M0.15%HELD
91VTLUSDIMMUNIC INC$2.7M0.14%+2,450,000NEW
92RXORXO INC$2.6M0.14%-177,953-49.7%
93ALDXALDEYRA THERAPEUTICS INC$2.5M0.13%-30,000-2.0%
94LAFALAFAYETTE ACQUISITION CORP$2.5M0.13%HELD
95CNTBCONNECT BIOPHARMA HLDGS LTD$2.4M0.12%+900,000NEW
96IOVAIOVANCE BIOTHERAPEUTICS INC$2.3M0.12%+644,300NEW
97HHHHOWARD HUGHES HOLDINGS INC$2.2M0.12%-2,500-6.6%
98PANLPANGAEA LOGISTICS SOLUTION L$2.2M0.11%-185,500-37.5%
99NTGRNETGEAR INC$2.2M0.11%+100,000NEW
100CACICACI INTL INC$2.2M0.11%-6,500-61.9%
101WWWW INTL INC$2.1M0.11%+150,000NEW
102RNACCARTESIAN THERAPEUTICS INC$2.0M0.11%+50,000+17.9%
103CHECCHENGHE ACQUISITION III CO$2.0M0.11%HELD
104CTMXCYTOMX THERAPEUTICS INC.$2.0M0.10%+425,000NEW
105TMDXTRANSMEDICS GROUP INC$2.0M0.10%HELD
106LEGOLEGATO MERGER CORP IV$2.0M0.10%+200,000NEW
107FGIIFG IMPERII ACQUISITION CORP$2.0M0.10%+200,000NEW
108ARCIARCHIMEDES TECH SPAC PTNRS I$2.0M0.10%+200,000NEW
109AMRZAMRIZE LTD$2.0M0.10%HELD
110STGWSTAGWELL INC$1.9M0.10%-525,000-63.3%
111PYPLPAYPAL HLDGS INC$1.9M0.10%+42,300NEW
112HDSNHUDSON TECHNOLOGIES INC$1.9M0.10%-10,000-3.0%
113SAICSCIENCE APPLICATIONS INTL CO$1.8M0.09%-30,000-61.2%
114ATEXANTERIX INC$1.8M0.09%+46,000NEW
115BBIO 1.75 03/01/31BRIDGEBIO PHARMA INC$1.7M0.09%+1,000,000NEW
116GOSSGOSSAMER BIO INC$1.6M0.09%-490,900-8.9%
117BLUWBLUE WTR ACQUISITION CORP. I$1.5M0.08%HELD
118CDLXCARDLYTICS INC$1.5M0.08%+49,900+3.6%
119EVACEQV VENTURES AC CORP. II$1.5M0.08%HELD
120MAIAMAIA BIOTECHNOLOGY INC$1.5M0.08%+1,066,666NEW
121ARMPARMATA PHARMACEUTICALS INC$1.4M0.07%-2,860-2.0%
122PYXSPYXIS ONCOLOGY INC$1.3M0.07%+4,353+0.5%
123MSLESATELLOS BIOSCIENCE INC$1.3M0.07%+230,833NEW
124HYLNHYLIION HOLDINGS CORP$1.3M0.07%-100,000-12.1%
125WLIIUWILLOW LANE ACQUISITION CRP$1.3M0.07%+125,000NEW
126PMNPROMIS NEUROSCIENCES INC$1.2M0.06%+92,850NEW
127IRSIRSA INVERSIONES Y REP S A$1.1M0.06%-85,000-54.8%
128INABIN8BIO INC$1.1M0.06%HELD
129LWACLIGHTWAVE ACQUISITION CORP$1.0M0.05%HELD
130AMPYAMPLIFY ENERGY CORP NEW$998K0.05%-28,679-15.2%
131AXTIAXT INC$969K0.05%-58,000-77.3%
132DIBS1STDIBS COM INC$967K0.05%HELD
133SRZNSURROZEN INC$961K0.05%-8,999-21.4%
134INFUINFUSYSTEM HLDGS INC$927K0.05%HELD
135ANROALTO NEUROSCIENCE INC$899K0.05%-24,782-38.3%
136PPIHPERMA-PIPE INTL HLDGS INC$894K0.05%-6,954-18.8%
137RSVRRESERVOIR MEDIA INC$881K0.05%-66,954-42.7%
138AVTXAVALO THERAPEUTICS INC$849K0.04%HELD
139XHRXENIA HOTELS & RESORTS INC$816K0.04%-398,000-87.9%
140CRBPCORBUS PHARMACEUTICALS HLDGS$803K0.04%HELD
141SRRKSCHOLAR ROCK HLDG CORP$796K0.04%HELD
142IMRXIMMUNEERING CORP$794K0.04%HELD
143CCCCC4 THERAPEUTICS INC$789K0.04%-100,000-25.0%
144OBIOORCHESTRA BIOMED HLDGS INC$786K0.04%-19,076-9.3%
145ASMBASSEMBLY BIOSCIENCES INC$773K0.04%HELD
146PREPRENETICS GLOBAL LTD$773K0.04%-35,000-46.7%
147OYSEOYSTER ENTERPRISES II ACQUIS$763K0.04%HELD
148FOSLFOSSIL GROUP INC$754K0.04%-83,065-32.2%
149AMTXAEMETIS INC$751K0.04%HELD
150KYTXKYVERNA THERAPEUTICS INC$734K0.04%-29,900-26.0%
151DUOTDUOS TECHNOLOGIES GROUP INC$730K0.04%HELD
152CTNMCONTINEUM THERAPEUTICS INC$718K0.04%-36,442-39.9%
153UMACUNUSUAL MACHS INC$682K0.04%-29,751-35.1%
154SPCEVIRGIN GALACTIC HOLDINGS INC$681K0.04%HELD
155LODECOMSTOCK INC$671K0.04%-56,243-20.4%
156SGMTSAGIMET BIOSCIENCES INC$660K0.03%HELD
157MODDMODULAR MED INC$660K0.03%+125,001NEW
158ZURAZURA BIO LTD$655K0.03%-149,165-57.6%
159LPTHLIGHTPATH TECHNOLOGIES INC$652K0.03%-68,595-51.3%
160CAECAE INC$651K0.03%HELD
161VTVTVTV THERAPEUTICS INC$635K0.03%-2,268-12.4%
162CLYMCLIMB BIO INC$617K0.03%-111,652-55.4%
163MRAMEVERSPIN TECHNOLOGIES INC$615K0.03%-39,943-36.3%
164GSITGSI TECHNOLOGY INC$611K0.03%HELD
165CABACABALETTA BIO INC$605K0.03%-163,562-42.1%
166ELTXELICIO THERAPEUTICS INC$603K0.03%HELD
167ACHVACHIEVE LIFE SCIENCE INC$588K0.03%-14,897-6.9%
168CCLDCARECLOUD INC$583K0.03%HELD
169LTRXLANTRONIX INC$576K0.03%-96,398-46.7%
170FCELFUELCELL ENERGY INC$556K0.03%-34,890-29.1%
171BDTXBLACK DIAMOND THERAPEUTICS I$528K0.03%HELD
172HYMCHYCROFT MINING HOLDING CORP$528K0.03%-35,000-70.0%
173NEOVNEOVOLTA INC$524K0.03%-23,798-12.3%
174FBRXFORTE BIOSCIENCES INC$518K0.03%-20,000-50.0%
175LGCYLEGACY ED INC$501K0.03%-6,296-13.6%
176IDNINTELLICHECK MOBILISA INC$489K0.03%-6,895-9.0%
177TWINTWIN DISC INC$482K0.03%HELD
178GEOSGEOSPACE TECHNOLOGIES CORP$479K0.02%HELD
179CAMPCAMP4 THERAPEUTICS CORP$476K0.02%-18,363-14.5%
180AIFCALT5 SIGMA CORP$455K0.02%-70,308-14.6%
181OSSONE STOP SYS INC$454K0.02%-30,253-33.5%
182GALTGALECTIN THERAPEUTICS INC$453K0.02%HELD
183ADMAADMA BIOLOGICS INC$451K0.02%HELD
184ONLORION PROPERTIES INC$447K0.02%HELD
185RILYBRC GROUP HOLDINGS INC$439K0.02%-20,000-25.0%
186RAILFREIGHTCAR AMER INC$438K0.02%-10,596-16.2%
187SRISTONERIDGE INC$435K0.02%-11,765-11.6%
188INOINOVIO PHARMACEUTICALS INC$433K0.02%HELD
189HRMYHARMONY BIOSCIENCES HLDGS IN$412K0.02%-400,300-96.5%
190MBOTMICROBOT MED INC$410K0.02%-86,033-33.6%
191TAYDTAYLOR DEVICES INC$399K0.02%-3,371-32.5%
192AGENAGENUS INC$382K0.02%HELD
193VERIVERITONE INC$377K0.02%HELD
194ISSCINNOVATIVE SOLUTIONS & SUPPO$370K0.02%-27,000-60.0%
195CHCICOMSTOCK HLDG COS INC$369K0.02%-14,627-42.9%
196RANIRANI THERAPEUTICS HLDGS INC$358K0.02%HELD
197NTHINEONC TECHNOLOGIES HLDGS INC$351K0.02%-3,476-6.5%
198OWLTOWLET INC$334K0.02%-5,000-7.1%
199ORIQORIGIN INVT CORP I$306K0.02%HELD
200RDNWRIDENOW GROUP INC$297K0.02%-53,304-55.9%
201COYACOYA THERAPEUTICS INC$276K0.01%-10,128-12.6%
202RPIDRAPID MICRO BIOSYSTEMS INC$274K0.01%HELD
203OPTUOPTIMUM COMMUNICATIONS INC$264K0.01%+203,108NEW
204KLRSKALARIS THERAPEUTICS INC$260K0.01%-35,590-44.2%
205SRFMSURF AIR MOBILITY INC$233K0.01%HELD
206JFBJFB CONSTR HLDGS$233K0.01%+11,404+42.9%
207PLBYPLAYBOY INC$228K0.01%-111,780-42.7%
208MDXHMDXHEALTH SA$223K0.01%-10,623-9.9%
209MAKOMAKO MNG CORP$176K0.01%+27,368NEW
210GNLXGENELUX CORPORATION$145K0.01%-71,084-54.2%
211GCTS/WSGCT SEMICONDUCTOR HLDG INC$102K0.01%-137,262-19.5%
212DFDVDEFI DEVELOPMENT CORP$99K0.01%-87,990-74.6%
213IMDXINSIGHT MOLECULAR DIA INC$95K0.00%-48,204-62.4%
214SAAQWSPACE ASSET ACQUISITION CORP$87K0.00%+124,999NEW
215APYXAPYX MEDICAL CORPORATION$74K0.00%-104,506-83.9%
216BLUWWBLUE WTR ACQUISITION CORP. I$38K0.00%HELD
217LAFARLAFAYETTE ACQUISITION CORP$30K0.00%HELD
218ARCIWARCHIMEDES TECH SPAC PTNRS I$27K0.00%+50,000NEW
219CHECWCHENGHE ACQUISITION III CO$24K0.00%HELD
220LEGO/WSLEGATO MERGER CORP IV$21K0.00%+66,667NEW
221FGIIWFG IMPERII ACQUISITION CORP$20K0.00%+100,000NEW
222BRLSWBOREALIS FOODS INC$16K0.00%HELD
223EVAC/WSEQV VENTURES AC CORP. II$15K0.00%HELD
224LWACWLIGHTWAVE ACQUISITION CORP$12K0.00%HELD
225OYSEROYSTER ENTERPRISES II ACQUIS$9K0.00%HELD
226ECXWWECARX HOLDINGS INC$7K0.00%HELD
227MSAIWMULTISENSOR AI HOLDINGS INC$6K0.00%HELD
228ORIQWORIGIN INVT CORP I$2K0.00%HELD
229APLMWAPOLLOMICS INC$2K0.00%HELD
230UWMCUWM HOLDINGS CORPORATION-7,050,518EXITED
231WDCWESTERN DIGITAL CORP-143,300EXITED
232SUNCSUNOCOCORP LLC-235,000EXITED
233MEDPMEDPACE HLDGS INC-20,000EXITED
234VTYXUSDVENTYX BIOSCIENCES INC-1,040,000EXITED
235MSTR 0 12/01/29STRATEGY INC-10,000,000EXITED
236SOLSSOLSTICE ADVANCED MATLS INC-163,146EXITED
237PAXPATRIA INVESTMENTS LIMITED-365,000EXITED
238SNDKSANDISK CORP-24,000EXITED
239MSTR 0.875 03/15/31STRATEGY INC-5,000,000EXITED
240RAREULTRAGENYX PHARMACEUTICAL IN-222,395EXITED
241RNAGBPAVIDITY BIOSCIENCES INC-70,000EXITED
242MBXMBX BIOSCIENCES INC-158,800EXITED
243MLTXMOONLAKE IMMUNOTHERAPEUTICS-296,900EXITED
244MBCMASTERBRAND INC-200,000EXITED
245VALVALARIS LTD-35,000EXITED
246KVUEKENVUE INC-100,000EXITED
247PEPGPEPGEN INC-186,916EXITED
248HCCWARRIOR MET COAL INC-10,000EXITED
249QUINCE THERAPEUTICS INC-238,177EXITED
250MCRBSERES THERAPEUTICS INC-52,314EXITED
251XGNEXAGEN INC-107,571EXITED
252REKRREKOR SYSTEMS INC-467,011EXITED
253MODULAR MED INC-1,762,103EXITED
254LHAILINKHOME HLDGS INC-75,000EXITED
255GPMTGRANITE PT MTG TR INC-183,150EXITED
256BTCSBTCS INC-161,992EXITED
257ZENAZENATECH INC-128,126EXITED
258DTILPRECISION BIOSCIENCES INC-97,085EXITED
259AKAA K A BRANDS HLDG CORP-36,417EXITED
260ANIXANIXA BIOSCIENCES INC-113,636EXITED
261SCLXSCILEX HOLDING CO-27,312EXITED
262CRGOFREIGHTOS LTD-143,269EXITED
263PLCECHILDRENS PL INC NEW-79,210EXITED
264BBIOBRIDGEBIO PHARMA INC-2,000EXITED
265ARCTARCTURUS THERAPEUTICS HLDGS-24,000EXITED

Source: SEC EDGAR · accession 0001404574-26-000018. 13F discloses long positions only — shorts, foreign equities, and options are excluded.