MGNX · Macrogenics Inc · Holdings

$4.00 +0.03 (+0.76%) At close · Sep 11

Russell 2000 member Rebalance outlook locked

Market Cap

$254.80M

63.70M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 122

Total Value: $225,342,800

Total Shares: 48,775,512

Showing 1–100 of 127 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 122 13F filers · Δ vs Mar 31, 2026

Top Holder

10.3%

−3.6 pts

Top 5

35.9%

−3.2 pts

Top 10

58.9%

−4.2 pts

HHI

468

Broadly held−51

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +13

Institutional value: +79.8%

Shares held: +12.5%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega BlackRock, Inc.	+3,516,083	4,679,229
Large MACKENZIE FINANCIAL CORP	+1,045,184	1,642,626
Mega GEODE CAPITAL MANAGEMENT, LLC	+879,228	1,576,549
Mid Affinity Asset Advisors, LLC	+716,606	1,216,606
Mega VANGUARD PORTFOLIO MANAGEMENT LLC	+611,456	1,820,231

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid ARMISTICE CAPITAL, LLC	−1,005,248	5,006,752
Mega CITADEL ADVISORS LLC	−622,585	217,833
Mega JANE STREET GROUP, LLC	−524,647	83,862
Mega MILLENNIUM MANAGEMENT LLC	−420,061	2,374,296
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP	−418,308	94,519

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid Informed Momentum Co LLC	171,705	$793,277
Large STRS OHIO	142,500	$658,350
Mega Bank of New York Mellon Corp	135,557	$626,271
Mega Nuveen, LLC	131,753	$608,698
Mega RHUMBLINE ADVISERS	67,920	$313,790

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mid GSA CAPITAL PARTNERS LLP	379,647	$1,097,179
Mid Vestal Point Capital, LP	280,000	$809,200
Large Point72 Asset Management, L.P.	208,583	$602,804
Mega Qube Research & Technologies Ltd	187,464	$541,770
Large Hudson Bay Capital Management LP	104,754	$302,739

Filter: New 38 Increased 33 Reduced 30 Sold out 25 Unchanged 21

Showing 100 of 127

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

ARMISTICE CAPITAL, LLC

$23,131,194

10.26%

5,006,752

BlackRock, Inc.

$21,618,033

9.59%

4,679,229

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	44,438	$205,303	0.9%	Sole
BlackRock Investment Management, LLC	197,821	$913,933	4.2%	Sole
BLACKROCK ADVISORS LLC	141,006	$651,447	3.0%	Sole
BlackRock Fund Advisors	2,368,135	$10,940,783	50.6%	Sole
BlackRock Institutional Trust Company, N.A.	1,852,230	$8,557,302	39.6%	Sole
BlackRock (Netherlands) B.V.	908	$4,194	0.0%	Sole
BlackRock Asset Management Ireland Ltd	73,761	$340,775	1.6%	Sole
Aperio Group, LLC	930	$4,296	0.0%	Sole

VANGUARD CAPITAL MANAGEMENT LLC

$12,270,766

5.45%

2,656,010

RENAISSANCE TECHNOLOGIES LLC

$12,163,305

5.40%

2,632,750

ACADIAN ASSET MANAGEMENT LLC

$11,747,010

5.21%

2,542,643

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	2,542,643	$11,747,010	100.0%	Defined

BANK OF AMERICA CORP /DE/

$11,495,723

5.10%

2,488,252

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	2,450,136	$11,319,628	98.5%	Defined
BOFA SECURITIES, INC.	38,116	$176,095	1.5%	Defined

TWO SIGMA INVESTMENTS, LP

$11,391,529

5.06%

2,465,699

MILLENNIUM MANAGEMENT LLC

$10,969,247

4.87%

2,374,296

WASATCH ADVISORS LP

$9,327,230

4.14%

2,018,881

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	2,018,881	$9,327,230	100.0%	Sole

RA CAPITAL MANAGEMENT, L.P.

$8,612,493

3.82%

1,864,176

VANGUARD PORTFOLIO MANAGEMENT LLC

$8,409,467

3.73%

1,820,231

MACKENZIE FINANCIAL CORP

$7,588,932

3.37%

1,642,626

MARSHALL WACE, LLP

$7,466,936

3.31%

1,616,220

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	1,616,220	$7,466,936	100.0%	Other

GEODE CAPITAL MANAGEMENT, LLC

$7,283,655

3.23%

1,576,549

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	223,498	$1,032,560	14.2%	Defined
Held directly	1,353,051	$6,251,095	85.8%	Defined

Affinity Asset Advisors, LLC

$5,620,719

2.49%

1,216,606

D. E. Shaw & Co., Inc.

$4,911,018

2.18%

1,062,991

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	935,744	$4,323,137	88.0%	Defined
D. E. Shaw Investment Management, L.L.C. joint	127,247	$587,881	12.0%	Defined

JACOBS LEVY EQUITY MANAGEMENT, INC

$4,630,505

2.05%

1,002,274

Connor, Clark & Lunn Investment Management Ltd.

$4,621,903

2.05%

1,000,412

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	1,000,412	$4,621,903	100.0%	Sole

STATE STREET CORP

$3,990,123

1.77%

863,663

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SSGA FUNDS MANAGEMENT, INC. joint	863,663	$3,990,123	100.0%	Defined

GOLDMAN SACHS GROUP INC

$2,577,964

1.14%

558,001

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	305,023	$1,409,206	54.7%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	252,978	$1,168,758	45.3%	Defined

NORTHERN TRUST CORP

$2,384,514

1.06%

516,129

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	506,284	$2,339,031	98.1%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	9,845	$45,483	1.9%	Other

VANGUARD FIDUCIARY TRUST CO

$1,940,889

0.86%

420,106

NOMURA ASSET MANAGEMENT INTERNATIONAL INC.

$1,940,400

0.86%

420,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NOMURA HOLDINGS INC joint	420,000	$1,940,400	100.0%	Defined

Walleye Capital LLC

$1,885,653

0.84%

408,150

DIMENSIONAL FUND ADVISORS LP

$1,752,525

0.78%

379,335

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	4,074	$18,821	1.1%	Defined
DFA Australia Ltd.	16,401	$75,772	4.3%	Defined
Dimensional Ireland Ltd	39,764	$183,709	10.5%	Defined
Held directly	319,096	$1,474,223	84.1%	Sole

DIADEMA PARTNERS LP

$1,729,741

0.77%

374,403

PINNACLE ASSOCIATES LTD

$1,174,870

0.52%

254,301

PANAGORA ASSET MANAGEMENT INC

$1,155,711

0.51%

250,154

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$889,973

0.39%

192,635

Man Group plc

$869,433

0.39%

188,189

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Numeric Investors LLC	188,189	$869,433	100.0%	Defined

Amundi

$837,351

0.37%

181,245

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
CPR Asset Management	181,245	$837,351	100.0%	Defined

CITADEL ADVISORS LLC

$830,828

0.37%

179,833

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	77,860	$359,713	43.3%	Defined
Held directly	101,973	$471,115	56.7%	Defined

Informed Momentum Co LLC

$793,277

0.35%

171,705

LPL Financial LLC

$786,615

0.35%

170,263

SEI INVESTMENTS CO

$760,932

0.34%

164,704

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	164,704	$760,932	100.0%	Sole

ROYAL BANK OF CANADA

$679,407

0.30%

147,058

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	2,056	$9,498	1.4%	Defined
RBC Capital Markets, LLC	145,000	$669,900	98.6%	Defined
Held directly	2	$9	0.0%	Sole

STRS OHIO

$658,350

0.29%

142,500

Bank of New York Mellon Corp

$626,271

0.28%

135,557

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	38,677	$178,687	28.5%	Defined
The Bank of New York Mellon	96,879	$447,580	71.5%	Defined
Held directly	1	$4	0.0%	Defined

Nuveen, LLC

$608,698

0.27%

131,753

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TIAA CREF INVESTMENT MANAGEMENT LLC joint	48,120	$222,314	36.5%	Defined
TEACHERS ADVISORS, LLC joint	83,633	$386,384	63.5%	Defined

ADAR1 Capital Management, LLC

$599,777

0.27%

129,822

Squarepoint Ops LLC

$542,286

0.24%

117,378

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	117,378	$542,286	100.0%	Defined

Invesco Ltd.

$475,789

0.21%

102,985

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	9,003	$41,593	8.7%	Defined
Invesco Trust Co joint	25,048	$115,721	24.3%	Defined
Invesco Capital Management LLC	68,934	$318,475	66.9%	Defined

Headlands Technologies LLC

$458,248

0.20%

99,188

Susquehanna Portfolio Strategies, LLC

$446,689

0.20%

96,686

Persistent Asset Partners Ltd

$440,614

0.20%

95,371

MORGAN STANLEY

$428,678

0.19%

92,788

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	67	$309	0.1%	Defined
MORGAN STANLEY & CO. LLC	19,071	$88,108	20.6%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	63,378	$292,806	68.3%	Defined
MORGAN STANLEY SMITH BARNEY LLC	9,420	$43,520	10.2%	Defined
Morgan Stanley Strategic Investments, Inc	1	$4	0.0%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	851	$3,931	0.9%	Defined

JANE STREET GROUP, LLC

$387,442

0.17%

83,862

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	83,862	$387,442	100.0%	Defined

FMR LLC

$386,315

0.17%

83,618

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	83,618	$386,315	100.0%	Defined

XTX Topco Ltd

$351,392

0.16%

76,059

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	76,059	$351,392	100.0%	Defined

Ikarian Capital, LLC

$346,005

0.15%

74,893

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$339,570

0.15%

73,500

RHUMBLINE ADVISERS

$313,790

0.14%

67,920

FRANKLIN RESOURCES INC

$305,400

0.14%

66,104

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FRANKLIN ADVISERS INC	66,104	$305,400	100.0%	Defined

ALPS ADVISORS INC

$298,026

0.13%

64,508

DEUTSCHE BANK AG\

$287,968

0.13%

62,331

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS INVESTMENT MANAGEMENT AMERICAS, INC	1,043	$4,818	1.7%	Defined
DWS Investments UK Ltd	61,288	$283,150	98.3%	Defined

Russell Investments Group, Ltd.

$287,884

0.13%

62,313

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC joint	27,959	$129,170	44.9%	Other
Russell Investments Capital, LLC joint	11,209	$51,785	18.0%	Other
Russell Investments France SAS	1,245	$5,751	2.0%	Defined
Russell Investments Trust Company joint	21,900	$101,178	35.1%	Other

Velan Capital Investment Management LP

$277,200

0.12%

60,000

WELLS FARGO & COMPANY/MN

$275,749

0.12%

59,686

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	56,686	$261,889	95.0%	Defined
WELLS FARGO ADVISORS FINANCIAL NETWORK, LLC	3,000	$13,860	5.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$247,719

0.11%

53,619

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	53,619	$247,719	100.0%	Other

PRICE T ROWE ASSOCIATES INC /MD/

$238,207

0.11%

51,560

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	51,560	$238,207	100.0%	Defined

Leonteq Securities AG

$231,000

0.10%

50,000

Marex Group plc

$231,000

0.10%

50,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marex Financial	50,000	$231,000	100.0%	Defined

BARCLAYS PLC

$230,213

0.10%

49,830

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	45,311	$209,336	90.9%	Defined
BARCLAYS CAPITAL INC.	4,519	$20,877	9.1%	Defined

Graham Capital Management, L.P.

$219,246

0.10%

47,456

WELLINGTON MANAGEMENT GROUP LLP

$204,204

0.09%

44,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wellington Management Company LLP	14,100	$65,142	31.9%	Defined
Wellington Trust Company, NA joint	30,100	$139,062	68.1%	Defined

UBS Group AG

$193,277

0.09%

41,835

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	39,826	$183,996	95.2%	Defined
UBS Securities LLC	2,009	$9,281	4.8%	Defined

SIMPLEX TRADING, LLC

$179,353

0.08%

38,821

AlphaCore Capital LLC

$174,405

0.08%

37,750

MetLife Investment Management, LLC

$172,529

0.08%

37,344

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	37,344	$172,529	100.0%	Defined

CANADA PENSION PLAN INVESTMENT BOARD

$170,940

0.08%

37,000

DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main

$168,477

0.07%

36,467

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UNION ASSET MANAGEMENT HOLDING AG joint	36,467	$168,477	100.0%	Defined

Corient Private Wealth LLC

$138,600

0.06%

30,000

SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC

$138,142

0.06%

29,901

CITIGROUP INC

$135,832

0.06%

29,401

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	29,401	$135,832	100.0%	Defined

nVerses Capital, LLC

$134,395

0.06%

29,090

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$133,056

0.06%

28,800

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	28,800	$133,056	100.0%	Defined

Allspring Global Investments Holdings, LLC

$130,154

0.06%

28,172

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Allspring Global Investments, LLC reporting on behalf of UBS ASSET MANAGEMENT AMERICAS INC	28,172	$130,154	100.0%	Defined

PRUDENTIAL FINANCIAL INC

$128,320

0.06%

27,775

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PGIM Quantitative Solutions LLC	27,775	$128,320	100.0%	Defined

CITADEL ADVISORS LLC

$126,588

0.06%

27,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	27,400	$126,588	100.0%	Defined

JPMORGAN CHASE & CO

$121,833

0.05%

26,371

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	26,316	$121,579	99.8%	Defined
J.P. Morgan Investment Management Inc.	55	$254	0.2%	Defined

PRELUDE CAPITAL MANAGEMENT, LLC

$121,506

0.05%

26,300

Cresset Asset Management, LLC

$119,325

0.05%

25,828

XML Financial, LLC

$114,742

0.05%

24,836

BNP PARIBAS ARBITRAGE, SA

$112,344

0.05%

24,317

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$107,184

0.05%

23,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	23,200	$107,184	100.0%	Other

Vanguard Global Advisers, LLC

$105,428

0.05%

22,820

Lantern Wealth Advisors, LLC

$104,874

0.05%

22,700

Police & Firemen's Retirement System of New Jersey

$85,585

0.04%

18,525

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	18,525	$85,585	100.0%	Defined

BOOTHBAY FUND MANAGEMENT, LLC

$84,703

0.04%

18,334

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$81,774

0.04%

17,700

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	17,700	$81,774	100.0%	Other

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$81,686

0.04%

17,681

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	17,681	$81,686	100.0%	Defined

Evercore Wealth Management, LLC

$81,048

0.04%

17,543

Spark Investment Management LLC

$79,464

0.04%

17,200

TUDOR INVESTMENT CORP ET AL

$75,532

0.03%

16,349

ALLIANCEBERNSTEIN L.P.

$72,903

0.03%

15,780

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	15,780	$72,903	100.0%	Defined

Vanguard Personalized Indexing Management, LLC

$68,782

0.03%

14,888

STIFEL FINANCIAL CORP

$66,994

0.03%

14,501

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STIFEL NICOLAUS & CO INC \MO\	14,501	$66,994	100.0%	Defined

Verdad Advisers, LP

$66,671

0.03%

14,431

TWO SIGMA SECURITIES, LLC

$63,132

0.03%

13,665

VOYA INVESTMENT MANAGEMENT LLC

$56,571

0.03%

12,245

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Voya Investment Management Co. LLC joint	12,245	$56,571	100.0%	Defined

Key facts CIK 1125345 CUSIP 556099109 13F (30d) 52 filings 52 filers Visit website Investor relations