GMAB · Genmab A/S
Market Cap
$20.65B
Shares
614.62M
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.
Holders: 294
Total Value: $2,942,673,979
Total Shares: 107,123,244
Showing 1–100
of 306 holdings by value
· page 1 of 4
Institutional Ownership Trend
26 quarters
Holder Concentration
Across 294 13F filers · Δ vs Mar 31, 2026Top Holder
12.3%
−3.5 pts
Top 5
45.4%
−3.2 pts
Top 10
64.8%
−3.5 pts
HHI
552
Broadly held−106
Quarterly Activity
vs Mar 31, 2026
New
49
Increased
105
Decreased
99
Sold Out
33
Unchanged
41
Holder count:
+16
Institutional value:
+33.3%
Shares held:
+30.2%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mid Paradigm Biocapital Advisors LP | +5,165,295 | 13,133,131 | |
| Mid Deep Track Capital, LP | +4,986,750 | 8,650,000 | |
| Mid DEERFIELD MANAGEMENT COMPANY, L.P. | +4,403,000 | 6,865,000 | |
| Mid Sofinnova Investments, Inc. | +3,292,954 | 4,045,215 | |
| Mega CITADEL ADVISORS LLC | +2,661,091 | 2,833,591 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Large Orbis Allan Gray Ltd | −1,557,417 | 11,368,161 | |
| Mega ALLIANCEBERNSTEIN L.P. | −912,272 | 8,644,877 | |
| Large RENAISSANCE TECHNOLOGIES LLC | −896,700 | 3,517,850 | |
| Mega MORGAN STANLEY | −554,540 | 1,630,161 | |
| Mega FMR LLC | −247,032 | 764,694 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Large Caption Management, LLC | 897,774 | $24,661,851 | |
| Mid Dixon Mitchell Investment Counsel Inc. | 416,000 | $11,427,520 | |
| Large Balyasny Asset Management L.P. | 141,100 | $3,876,017 | |
| Large Point72 Asset Management, L.P. | 135,647 | $3,726,223 | |
| Large Woodline Partners LP | 133,387 | $3,664,140 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small Dorsey Wright & Associates | 64,388 | $1,727,530 | |
| Small Advisors Preferred, LLC | 50,720 | $1,360,817 | |
| Mid DIVERSIFY WEALTH MANAGEMENT, LLC | 46,564 | $1,249,312 | |
| Mid Y-Intercept (Hong Kong) Ltd | 44,668 | $1,198,442 | |
| Mid BOOTHBAY FUND MANAGEMENT, LLC | 40,048 | $1,074,487 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mid Paradigm Biocapital Advisors LP | $360,767,108 | 12.26% | 13,133,131 | Shares | 2026-08-14 | |
| Large Orbis Allan Gray Ltd | $312,283,381 | 10.61% | 11,368,161 | Shares | 2026-08-14 | |
| Mega ALLIANCEBERNSTEIN L.P. | $237,474,771 | 8.07% | 8,644,877 | Shares | 2026-08-14 | |
| Mid DEERFIELD MANAGEMENT COMPANY, L.P. | $188,581,550 | 6.41% | 6,865,000 | Shares | 2026-08-14 | |
| Mid Deep Track Capital, LP | $155,205,500 | 5.27% | 5,650,000 | Shares | 2026-08-14 | |
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $136,672,150 | 4.64% | 4,975,324 | Shares | 2026-08-13 | |
| Mega BlackRock, Inc. | $128,319,290 | 4.36% | 4,671,252 | Shares | 2026-08-07 | |
| Mid Sofinnova Investments, Inc. | $111,122,056 | 3.78% | 4,045,215 | Shares | 2026-08-14 | |
| Large RENAISSANCE TECHNOLOGIES LLC | $96,635,339 | 3.28% | 3,517,850 | Shares | 2026-08-13 | |
| Mega TWO SIGMA INVESTMENTS, LP | $96,332,977 | 3.27% | 3,506,843 | Shares | 2026-08-14 | |
| Large Harding Loevner LP | $84,781,155 | 2.88% | 3,086,318 | Shares | 2026-08-14 | |
| Mid Deep Track Capital, LP | $82,410,000 | 2.80% | 3,000,000 | Call | 2026-08-14 | |
| Mega FIRST TRUST ADVISORS LP | $75,721,659 | 2.57% | 2,756,522 | Shares | 2026-08-11 | |
| Mega CITADEL ADVISORS LLC | $68,015,471 | 2.31% | 2,475,991 | Shares | 2026-09-02 | |
| Mega Qube Research & Technologies Ltd | $46,404,631 | 1.58% | 1,689,284 | Shares | 2026-08-14 | |
| Mega MORGAN STANLEY | $44,780,518 | 1.52% | 1,630,161 | Shares | 2026-08-13 | |
| Large FEDERATED HERMES, INC. | $39,814,358 | 1.35% | 1,449,376 | Shares | 2026-08-12 | |
| Mega GOLDMAN SACHS GROUP INC | $35,140,475 | 1.19% | 1,279,231 | Shares | 2026-08-14 | |
| Mega FRANKLIN RESOURCES INC | $33,044,294 | 1.12% | 1,202,923 | Shares | 2026-08-13 | |
| Mega Pictet Asset Management Holding SA | $29,281,014 | 1.00% | 1,065,927 | Shares | 2026-07-30 | |
| Mega UBS Group AG | $26,400,124 | 0.90% | 961,053 | Shares | 2026-08-13 | |
| Mid Perpetual Ltd | $25,246,248 | 0.86% | 919,048 | Shares | 2026-07-15 | |
| Mega NORTHERN TRUST CORP Bank | $25,179,000 | 0.86% | 916,600 | Shares | 2026-08-13 | |
| Mega MILLENNIUM MANAGEMENT LLC | $25,014,291 | 0.85% | 910,604 | Shares | 2026-08-14 | |
| Mega Russell Investments Group, Ltd. | $24,267,817 | 0.82% | 883,430 | Shares | 2026-08-06 | |
| Mega ENVESTNET ASSET MANAGEMENT INC | $22,791,501 | 0.77% | 829,687 | Shares | 2026-08-03 | |
| Large MARSHALL WACE, LLP | $22,790,732 | 0.77% | 829,659 | Shares | 2026-08-13 | |
| Large Alyeska Investment Group, L.P. | $22,096,153 | 0.75% | 804,374 | Shares | 2026-08-14 | |
| Mega FMR LLC | $21,006,143 | 0.71% | 764,694 | Shares | 2026-08-13 | |
| Mega JPMORGAN CHASE & CO | $20,460,064 | 0.70% | 744,815 | Shares | 2026-08-12 | |
| Large Caption Management, LLC | $19,174,060 | 0.65% | 698,000 | Call | 2026-08-14 | |
| Mega AMERICAN CENTURY COMPANIES INC | $16,480,708 | 0.56% | 599,953 | Shares | 2026-08-12 | |
| Large CIBC WORLD MARKET INC. | $14,140,567 | 0.48% | 514,764 | Shares | 2026-08-13 | |
| Mid OPPENHEIMER ASSET MANAGEMENT INC. | $12,290,791 | 0.42% | 447,426 | Shares | 2026-08-03 | |
| Small SUPERSTRING CAPITAL MANAGEMENT LP | $11,828,582 | 0.40% | 430,600 | Shares | 2026-08-14 | |
| Mid MOORE CAPITAL MANAGEMENT, LP | $11,550,777 | 0.39% | 420,487 | Shares | 2026-08-14 | |
| Mid Dixon Mitchell Investment Counsel Inc. | $11,427,520 | 0.39% | 416,000 | Shares | 2026-08-13 | |
| Large Quantinno Capital Management LP | $9,158,168 | 0.31% | 333,388 | Shares | 2026-08-13 | |
| Large Hudson Bay Capital Management LP | $9,065,100 | 0.31% | 330,000 | Shares | 2026-08-14 | |
| Mid SummitTX Capital, L.P. | $8,746,667 | 0.30% | 318,408 | Shares | 2026-08-14 | |
| Mega CITADEL ADVISORS LLC | $8,578,881 | 0.29% | 312,300 | Call | 2026-09-02 | |
| Mega WELLS FARGO & COMPANY/MN | $8,340,961 | 0.28% | 303,639 | Shares | 2026-08-14 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $7,121,568 | 0.24% | 259,249 | Shares | 2026-08-14 | |
| Mid EAGLE GLOBAL ADVISORS LLC | $6,722,733 | 0.23% | 244,730 | Shares | 2026-07-30 | |
| Large ASSETMARK, INC | $6,559,918 | 0.22% | 238,803 | Shares | 2026-07-30 | |
| Mega JANE STREET GROUP, LLC | $6,518,631 | 0.22% | 237,300 | Call | 2026-08-14 | |
| Mega BNP PARIBAS ARBITRAGE, SA | $6,262,885 | 0.21% | 227,990 | Shares | 2026-08-13 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $6,081,858 | 0.21% | 221,400 | Call | 2026-08-14 | |
| Large Caption Management, LLC | $5,487,791 | 0.19% | 199,774 | Shares | 2026-08-14 | |
| Mid FOLKETRYGDFONDET | $4,534,802 | 0.15% | 165,082 | Shares | 2026-08-13 | |
| Mega JANE STREET GROUP, LLC | $4,525,489 | 0.15% | 164,743 | Shares | 2026-08-14 | |
| Large Tidal Investments LLC | $4,460,688 | 0.15% | 162,384 | Shares | 2026-08-13 | |
| Small AIMZ Investment Advisors, LLC | $4,420,197 | 0.15% | 160,910 | Shares | 2026-08-14 | |
| Mega LPL Financial LLC | $3,964,497 | 0.13% | 144,321 | Shares | 2026-08-07 | |
| Large Schonfeld Strategic Advisors LLC | $3,882,966 | 0.13% | 141,353 | Shares | 2026-08-14 | |
| Large Balyasny Asset Management L.P. | $3,876,017 | 0.13% | 141,100 | Call | 2026-08-14 | |
| Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $3,821,763 | 0.13% | 139,125 | Shares | 2026-08-14 | |
| Large Point72 Asset Management, L.P. | $3,726,223 | 0.13% | 135,647 | Shares | 2026-08-14 | |
| Large Woodline Partners LP | $3,664,140 | 0.12% | 133,387 | Shares | 2026-08-14 | |
| Mega ROYAL BANK OF CANADA Bank | $3,513,109 | 0.12% | 127,889 | Shares | 2026-08-14 | |
| Large Creative Planning | $3,273,571 | 0.11% | 119,169 | Shares | 2026-08-13 | |
| Mega AQR CAPITAL MANAGEMENT LLC | $2,914,675 | 0.10% | 106,104 | Shares | 2026-08-14 | |
| Small Ishara Investments LP | $2,815,675 | 0.10% | 102,500 | Shares | 2026-08-14 | |
| Small Legacy Wealth Asset Management, LLC | $2,806,445 | 0.10% | 102,164 | Shares | 2026-07-09 | |
| Large SEI INVESTMENTS CO | $2,508,669 | 0.09% | 91,324 | Shares | 2026-08-14 | |
| Small Integrated Quantitative Investments LLC | $2,492,023 | 0.08% | 90,718 | Shares | 2026-08-14 | |
| Large US BANCORP \DE\ Bank | $2,428,896 | 0.08% | 88,420 | Shares | 2026-08-12 | |
| Large Quadrature Capital Ltd | $2,158,290 | 0.07% | 78,569 | Shares | 2026-08-07 | |
| Large Cetera Investment Advisers | $2,100,191 | 0.07% | 76,454 | Shares | 2026-08-12 | |
| Large QRG CAPITAL MANAGEMENT, INC. | $1,995,503 | 0.07% | 72,643 | Shares | 2026-07-14 | |
| Mid IMC-Chicago, LLC | $1,966,742 | 0.07% | 71,596 | Shares | 2026-08-06 | |
| Mid Madison Asset Management, LLC | $1,944,354 | 0.07% | 70,781 | Shares | 2026-08-10 | |
| Mega RAYMOND JAMES FINANCIAL INC | $1,911,333 | 0.06% | 69,579 | Shares | 2026-08-14 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $1,805,081 | 0.06% | 65,711 | Shares | 2026-08-12 | |
| Small Terra Nova Asset Management LLC | $1,764,645 | 0.06% | 64,239 | Shares | 2026-08-04 | |
| Large NATIXIS ADVISORS, LLC | $1,720,501 | 0.06% | 62,632 | Shares | 2026-08-14 | |
| Mega AMERIPRISE FINANCIAL INC | $1,653,885 | 0.06% | 60,207 | Shares | 2026-08-14 | |
| Mega Bank of New York Mellon Corp Bank | $1,651,109 | 0.06% | 60,106 | Shares | 2026-08-06 | |
| Large STIFEL FINANCIAL CORP | $1,599,768 | 0.05% | 58,237 | Shares | 2026-08-12 | |
| Mid LEVEL FOUR ADVISORY SERVICES, LLC | $1,593,260 | 0.05% | 58,000 | Shares | 2026-08-10 | |
| Large MML INVESTORS SERVICES, LLC | $1,536,891 | 0.05% | 55,948 | Shares | 2026-08-07 | |
| Mid Vestmark Advisory Solutions, Inc. | $1,532,303 | 0.05% | 55,781 | Shares | 2026-08-14 | |
| Mid Callan Family Office, LLC Family Office | $1,511,756 | 0.05% | 55,033 | Shares | 2026-08-11 | |
| Large Mariner, LLC | $1,501,977 | 0.05% | 54,677 | Shares | 2026-08-13 | |
| Mega BANK OF MONTREAL /CAN/ Bank | $1,429,619 | 0.05% | 52,043 | Shares | 2026-08-12 | |
| Mid INGALLS & SNYDER LLC | $1,396,602 | 0.05% | 50,841 | Shares | 2026-08-14 | |
| Mega NEUBERGER BERMAN GROUP LLC | $1,388,800 | 0.05% | 50,557 | Shares | 2026-08-13 | |
| Small Avidity Partners Management LP | $1,373,500 | 0.05% | 50,000 | Shares | 2026-08-14 | |
| Large Vanguard Personalized Indexing Management, LLC | $1,360,067 | 0.05% | 49,511 | Shares | 2026-08-11 | |
| Mega DIMENSIONAL FUND ADVISORS LP | $1,346,441 | 0.05% | 49,015 | Shares | 2026-08-11 | |
| Mid Entropy Technologies, LP | $1,336,525 | 0.05% | 48,654 | Shares | 2026-08-13 | |
| Mid Pinnacle Financial Partners, Inc. | $1,306,830 | 0.04% | 47,573 | Shares | 2026-08-14 | |
| Large FIFTH THIRD BANCORP Bank | $1,296,062 | 0.04% | 47,181 | Shares | 2026-08-05 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | $1,249,885 | 0.04% | 45,500 | Put | 2026-08-14 | |
| Small BAROMETER CAPITAL MANAGEMENT INC. | $1,247,138 | 0.04% | 45,400 | Shares | 2026-08-12 | |
| Mega CITADEL ADVISORS LLC | $1,244,391 | 0.04% | 45,300 | Put | 2026-09-02 | |
| Large Vident Advisory, LLC | $1,219,667 | 0.04% | 44,400 | Shares | 2026-08-12 | |
| Large Walleye Capital LLC | $1,216,921 | 0.04% | 44,300 | Call | 2026-08-03 | |
| Large ExodusPoint Capital Management, LP | $1,185,934 | 0.04% | 43,172 | Shares | 2026-08-14 | |
| Mega Nuveen, LLC | $1,179,781 | 0.04% | 42,948 | Shares | 2026-08-11 |
Key facts
CIK
1434265
CUSIP
372303206
13F (30d)
204 filings
198 filers
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