Magnetar Financial LLC
CIK
1352851
Location
EVANSTON, IL
Portfolio Value
Mid
$5,731,593,124
Diversification
Highly concentrated
Filing Date
Global Rank
#443
/ 8,588
▲ 54
Top Industry
Software - Infrastructure
58.6%
3Y Alpha vs SPY
-5.7%
Period ended 3 months ago
Filed May 18, 2026 · 30d
25 quarters · since Mar 2020
Clone Performance
Jun 2023–Jun 2026 · vs SPYHypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.
Cloned portfolio
+54.1%
SPY
+78.1%
Annualised alpha
-5.7%
Max drawdown
−57.9%
Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.
Portfolio Concentration
841 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025Top Position
57.2%
−3.4 pts
Top 5
60.9%
−4.7 pts
Top 10
65.2%
−5.9 pts
HHI
3,291
Highly concentrated−405
Portfolio Trend
25 quarters · across all stocks
Sector Breakdown
As of Mar 31, 2026| Sector | % Portfolio | Value |
|---|---|---|
| Technology | 61.7% | $5,731,593,124 |
| Financial Services | 18.1% | $1,682,398,772 |
| Industrials | 5.0% | $460,762,196 |
| Healthcare | 4.5% | $413,292,518 |
| Basic Materials | 2.2% | $206,604,368 |
| Utilities | 1.7% | $161,008,080 |
| Consumer Defensive | 1.5% | $140,292,386 |
| Consumer Cyclical | 1.5% | $136,889,051 |
| Communication Services | 1.2% | $108,658,810 |
| Real Estate | 1.0% | $90,326,794 |
| Energy | 0.8% | $76,824,135 |
| Unclassified | 0.8% | $73,625,229 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increased
25 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| DBRG | DigitalBridge Group, Inc. | +2,011,839 | 4,215,748 | $65,006,833 | |
| WBS | Webster Financial Corp | +1,129,140 | 1,136,712 | $78,910,546 | |
| TPH | Tri Pointe Homes, Inc. | +1,121,833 | 1,188,448 | $55,536,174 | |
| IHS | IHS Holding Ltd | +686,141 | 745,232 | $6,133,258 | |
| VAL | Valaris Ltd | +479,264 | 487,289 | $47,773,813 | |
| MASI | Masimo Corp | +421,626 | 427,081 | $75,964,897 | |
| CRWV | CoreWeave, Inc. | +375,000 | 68,566,394 | $5,311,838,543 | |
| IMSR | Terrestrial Energy Inc. /DE/ | +219,115 | 244,000 | $1,465,220 | |
| SGHC | Super Group (SGHC) Ltd | +208,391 | 224,112 | $2,420,408 | |
| SPT | Sprout Social, Inc. | +128,797 | 156,072 | $889,610 | |
| TGB | Taseko Mines Ltd | +122,785 | 134,512 | $867,602 | |
| PERI | Perion Network Ltd. | +113,597 | 129,264 | $1,291,347 | |
| LYFT | Lyft, Inc. | +77,935 | 107,480 | $1,429,483 | |
| GDYN | Grid Dynamics Holdings, Inc. | +77,213 | 115,409 | $657,830 | |
| AMRX | Amneal Pharmaceuticals, Inc. | +70,799 | 81,001 | $1,006,842 | |
| CGNX | Cognex Corp | +64,086 | 70,149 | $3,436,599 | |
| EXTR | Extreme Networks Inc | +54,277 | 78,075 | $1,177,370 | |
| TILE | Interface Inc | +54,076 | 64,849 | $1,616,036 | |
| AUPH | Aurinia Pharmaceuticals Inc. | +52,141 | 67,626 | $1,002,216 | |
| LFST | LifeStance Health Group, Inc. | +46,015 | 102,342 | $651,917 | |
| AGO | Assured Guaranty Ltd | +41,712 | 48,431 | $3,946,157 | |
| GLBE | Global-E Online Ltd. | +40,688 | 65,685 | $2,026,381 | |
| FMNB | Farmers National Banc Corp /Oh/ | +38,374 | 64,947 | $854,702 | |
| DKNG | DraftKings Inc. | +36,699 | 43,282 | $935,755 | |
| BNS | Bank Of Nova Scotia | +32,443 | 39,460 | $2,734,972 | |
| No positions match the current search. | |||||
Trimmed
Positions the filer reduced
25 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| CTLP | Cantaloupe, Inc. | −973,937 | 2,680,584 | $28,977,112 | |
| KVUE | Kenvue Inc. | −658,305 | 4,605,598 | $79,400,509 | |
| CCRN | Cross Country Healthcare Inc | −431,098 | 76,689 | $720,875 | |
| VECO | Veeco Instruments Inc | −424,820 | 1,266,626 | $42,887,955 | |
| TECK | Teck Resources Ltd | −384,120 | 1,497,834 | $77,512,909 | |
| GPK | Graphic Packaging Holding Co | −245,091 | 18,582 | $184,704 | |
| AL | SUMISHO AIR LEASE CORP | −244,570 | 1,342,230 | $87,164,415 | |
| PRA | Proassurance Corp | −238,128 | 3,246,435 | $80,251,873 | |
| TXNM | Txnm Energy Inc | −223,823 | 1,475,138 | $86,236,566 | |
| CEPT | Cantor Equity Partners II, Inc. | −170,000 | 290,000 | $3,158,100 | |
| WBD | Warner Bros. Discovery, Inc. | −166,061 | 3,017,092 | $82,849,345 | |
| CNH | CNH Industrial N.V. | −159,196 | 15,823 | $174,053 | |
| GTM | ZoomInfo Technologies Inc. | −142,601 | 19,335 | $115,623 | |
| FRO | Frontline plc | −130,997 | 72,020 | $2,510,616 | |
| NCNO | nCino, Inc. | −124,651 | 20,806 | $311,673 | |
| CVI | Cvr Energy Inc | −116,450 | 65,424 | $2,201,516 | |
| NKLR | Terra Innovatum Global N.V. | −99,870 | 779,733 | $3,617,961 | |
| NWSA | News Corp | −97,470 | 16,534 | $412,192 | |
| WLAC | Willow Lane Acquisition Corp. | −88,241 | 946,350 | $10,078,627 | |
| CMG | Chipotle Mexican Grill Inc | −87,081 | 8,156 | $261,073 | |
| CUBE | CubeSmart | −82,892 | 66,859 | $2,450,381 | |
| GTLS | Chart Industries Inc | −81,101 | 420,404 | $86,918,526 | |
| DINO | HF Sinclair Corp | −78,773 | 22,933 | $1,430,789 | |
| FLG | Flagstar Bank, National Association | −78,390 | 18,221 | $239,970 | |
| CMCSA | Comcast Corp | −71,383 | 15,305 | $439,406 | |
| No positions match the current search. | |||||
New Positions
Positions the filer opened this quarter
25 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| PEN | Penumbra Inc | 251,433 | $82,563,053 | |
| AAUC | Allied Gold Corp | 2,518,867 | $78,185,630 | |
| SLAB | Silicon Laboratories Inc. | 245,824 | $51,168,265 | |
| NSA | National Storage Affiliates Trust | 1,228,472 | $46,362,532 | |
| ACLX | Arcellx, Inc. | 394,931 | $45,345,977 | |
| UNF | Unifirst Corp | 171,873 | $43,241,527 | |
| THR | Thermon Group Holdings, Inc. | 757,996 | $38,202,998 | |
| APLS | Apellis Pharmaceuticals, Inc. | 869,229 | $34,969,082 | |
| SKYT | SkyWater Technology, Inc | 1,175,584 | $32,222,756 | |
| STEL | Stellar Bancorp, Inc. | 812,216 | $29,735,227 | |
| SNCY | Sun Country Airlines Holdings, LLC | 1,715,845 | $28,345,758 | |
| CCXI | Churchill Capital Corp XI | 2,700,000 | $27,432,000 | |
| TALK | Talkspace, Inc. | 4,258,633 | $22,038,424 | |
| MLAA | Mountain Lake Acquisition Corp. II | 2,000,000 | $19,700,000 | |
| CVGW | Calavo Growers Inc | 671,272 | $17,312,104 | |
| SORN | Soren Acquisition Corp. | 1,749,993 | $17,289,930 | |
| ZIM | ZIM Integrated Shipping Services Ltd. | 595,256 | $15,684,995 | |
| IEAG | Infinite Eagle Acquisition Corp. | 1,500,000 | $15,000,000 | |
| TERN | Terns Pharmaceuticals, Inc. | 281,614 | $14,846,689 | |
| KRAQ | KRAKacquisition Corp | 1,500,000 | $14,790,000 | |
| IRHO | Iron Horse Acquisition II Corp. | 1,500,000 | $14,790,000 | |
| PTOR | Praetorian Acquisition Corp. | 1,500,000 | $14,700,000 | |
| RNGT | Range Capital Acquisition Corp II | 1,400,000 | $14,000,000 | |
| DAWN | Day One Biopharmaceuticals, Inc. | 645,173 | $13,832,508 | |
| XCBE | X3 Acquisition Corp. Ltd. | 1,400,000 | $13,776,000 | |
| No positions match the current search. | ||||
Sold Out
Positions the filer fully exited
25 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| TGNA | TEGNA INC | 4,355,886 | $84,547,747 | |
| EXAS | EXACT SCIENCES CORP | 708,272 | $71,932,103 | |
| STAA | Staar Surgical Co | 2,472,390 | $57,087,484 | |
| NGD | New Gold Inc. /FI | 5,064,109 | $44,108,388 | |
| FTW | PRESIDIO PRODUCTION Co | 3,370,168 | $35,353,062 | |
| VACH | Voyager Acquisition Corp./Cayman Islands | 2,156,220 | $23,006,867 | |
| CCIX | Churchill Capital Corp IX/Cayman | 1,843,554 | $19,596,979 | |
| VCIC | Vine Hill Capital Investment Corp. | 1,669,999 | $17,985,889 | |
| BA | Boeing Co | 37,049 | $8,044,078 | |
| ADSK | Autodesk, Inc. | 19,599 | $5,801,499 | |
| ROP | Roper Technologies Inc | 10,330 | $4,598,192 | |
| MRSH | Marsh & Mclennan Companies, Inc. | 24,579 | $4,559,895 | |
| VLO | Valero Energy Corp/Tx | 27,818 | $4,528,491 | |
| CCJ | Cameco Corp | 49,266 | $4,507,345 | |
| CSX | Csx Corp | 123,257 | $4,468,065 | |
| AS | Amer Sports, Inc. | 117,092 | $4,373,385 | |
| COF | Capital One Financial Corp | 17,524 | $4,247,115 | |
| GEV | GE Vernova Inc. | 6,482 | $4,236,440 | |
| TTD | Trade Desk, Inc. | 111,424 | $4,229,654 | |
| NBIX | Neurocrine Biosciences Inc | 29,192 | $4,140,300 | |
| WWD | Woodward, Inc. | 13,120 | $3,966,437 | |
| ESE | Esco Technologies Inc | 20,181 | $3,943,164 | |
| STE | STERIS plc | 15,155 | $3,842,095 | |
| BNL | Broadstone Net Lease, Inc. | 210,011 | $3,647,890 | |
| DAVE | Dave Inc./DE | 16,430 | $3,637,766 | |
| No positions match the current search. | ||||
149 positions ·
$5,731,593,124 total
· Technology only
· as of Mar 31, 2026
All sectors
Basic Materials
Communication Services
Consumer Cyclical
Consumer Defensive
Energy
Financial Services
Healthcare
Industrials
Real Estate
Technology
Utilities
Showing 1–50
of 149 positions by value
· page 1 of 3
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| CRWV |
CoreWeave, Inc.
Technology
|
Added | 68,566,394 | $5,311,838,543 | 92.68% | |
| CSGS |
Csg Systems International Inc
Technology
|
Added | 807,431 | $64,546,033 | 1.13% | |
| SLAB |
Silicon Laboratories Inc.
Technology
|
NEW | 245,824 | $51,168,265 | 0.89% | |
| VECO |
Veeco Instruments Inc
Technology
|
Reduced | 1,266,626 | $42,887,955 | 0.75% | |
| QRVO |
Qorvo, Inc.
Technology
|
Reduced | 541,194 | $41,888,415 | 0.73% | |
| SKYT |
SkyWater Technology, Inc
Technology
|
NEW | 1,175,584 | $32,222,756 | 0.56% | |
| IMXI |
International Money Express, Inc.
Technology
|
Added | 1,924,410 | $30,405,677 | 0.53% | |
| CTLP |
Cantaloupe, Inc.
Technology
|
Reduced | 2,680,584 | $28,977,112 | 0.51% | |
| DOCU |
Docusign, Inc.
Technology
|
NEW | 91,251 | $4,326,209 | 0.08% | |
| CGNX |
Cognex Corp
Technology
|
Added | 70,149 | $3,436,599 | 0.06% | |
| MDB |
MongoDB, Inc.
Technology
|
Added | 13,442 | $3,290,197 | 0.06% | |
| ONTO |
Onto Innovation Inc.
Technology
|
NEW | 16,012 | $3,283,579 | 0.06% | |
| DSGX |
Descartes Systems Group Inc
Technology
|
Reduced | 45,418 | $3,250,111 | 0.06% | |
| AVGO |
Broadcom Inc.
Technology
|
NEW | 9,956 | $3,081,480 | 0.05% | |
| FIS |
Fidelity National Information Services, Inc.
Technology
|
Added | 62,473 | $2,930,608 | 0.05% | |
| CCC |
CCC Intelligent Solutions Holdings Inc.
Technology
|
NEW | 487,671 | $2,926,026 | 0.05% | |
| KEYS |
Keysight Technologies, Inc.
Technology
|
Added | 10,253 | $2,895,139 | 0.05% | |
| AAPL |
Apple Inc.
Technology
|
NEW | 10,704 | $2,716,567 | 0.05% | |
| ACN |
Accenture plc
Technology
|
NEW | 11,455 | $2,271,411 | 0.04% | |
| S |
SentinelOne, Inc.
Technology
|
NEW | 149,961 | $1,931,497 | 0.03% | |
| PAYX |
Paychex Inc
Technology
|
NEW | 20,799 | $1,916,003 | 0.03% | |
| BHE |
Benchmark Electronics Inc
Technology
|
NEW | 34,077 | $1,910,356 | 0.03% | |
| ITRN |
Ituran Location & Control Ltd.
Technology
|
Added | 35,739 | $1,751,568 | 0.03% | |
| DOX |
Amdocs Ltd
Technology
|
Added | 26,677 | $1,740,940 | 0.03% | |
| SNPS |
Synopsys Inc
Technology
|
Reduced | 4,346 | $1,723,101 | 0.03% | |
| TEAM |
Atlassian Corp
Technology
|
NEW | 25,230 | $1,721,947 | 0.03% | |
| ARW |
Arrow Electronics, Inc.
Technology
|
NEW | 11,909 | $1,707,868 | 0.03% | |
| ADI |
Analog Devices Inc
Technology
|
NEW | 5,337 | $1,697,913 | 0.03% | |
| BILL |
BILL Holdings, Inc.
Technology
|
NEW | 43,572 | $1,668,807 | 0.03% | |
| DT |
Dynatrace, Inc.
Technology
|
Reduced | 45,001 | $1,664,136 | 0.03% | |
| TEL |
TE Connectivity plc
Technology
|
Reduced | 7,540 | $1,576,010 | 0.03% | |
| BDC |
Belden Inc.
Technology
|
NEW | 12,846 | $1,475,105 | 0.03% | |
| RAL |
Ralliant Corp
Technology
|
NEW | 35,189 | $1,463,509 | 0.03% | |
| BLKB |
Blackbaud Inc
Technology
|
Added | 37,437 | $1,445,441 | 0.03% | |
| AMAT |
Applied Materials Inc /De
Technology
|
NEW | 4,219 | $1,442,011 | 0.03% | |
| LYFT |
Lyft, Inc.
Technology
|
Added | 107,480 | $1,429,483 | 0.02% | |
| DAKT |
Daktronics Inc /Sd/
Technology
|
NEW | 70,493 | $1,378,137 | 0.02% | |
| CHYM |
Chime Financial, Inc.
Technology
|
NEW | 73,297 | $1,372,852 | 0.02% | |
| AVPT |
AvePoint, Inc.
Technology
|
NEW | 143,421 | $1,363,933 | 0.02% | |
| CDNS |
Cadence Design Systems Inc
Technology
|
Reduced | 4,639 | $1,289,038 | 0.02% | |
| CLS |
Celestica Inc
Technology
|
Added | 4,457 | $1,255,447 | 0.02% | |
| SEMR |
SEMrush Holdings, Inc.
Technology
|
Added | 103,505 | $1,235,848 | 0.02% | |
| ESTC |
Elastic N.V.
Technology
|
NEW | 24,620 | $1,230,753 | 0.02% | |
| FSLR |
First Solar, Inc.
Technology
|
Reduced | 6,063 | $1,195,986 | 0.02% | |
| EXTR |
Extreme Networks Inc
Technology
|
Added | 78,075 | $1,177,370 | 0.02% | |
| ROG |
Rogers Corp
Technology
|
NEW | 10,958 | $1,176,122 | 0.02% | |
| APPN |
Appian Corp
Technology
|
Added | 48,071 | $1,158,991 | 0.02% | |
| IONQ |
IonQ, Inc.
Technology
|
NEW | 39,900 | $1,150,316 | 0.02% | |
| CTS |
Cts Corp
Technology
|
NEW | 24,067 | $1,149,439 | 0.02% | |
| TER |
Teradyne, Inc
Technology
|
NEW | 3,742 | $1,109,352 | 0.02% |