NABORS INDUSTRIES LTD (NBR) Top Institutional Shareholders
NABORS INDUSTRIES LTD (NBR) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $970.53M in NBR holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of NBR tracked by InsiderSet, reporting ownership valued at approximately $111.77M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $115.78M, representing an estimated gain of +3.59% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 54% of the total disclosed NBR value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Adage Capital Partners Gp, L.L.C., Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in NABORS INDUSTRIES LTD (NBR).
This page ranks the largest institutional NBR shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
230
Total Reported Value
$970.53M
Largest Holder
Blackrock, Inc.
Largest Position
$111.77M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
175
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 1,298,692 | $111,765,469 | $115,778,392 | +$4,012,923 | +3.59% | |
| Adage Capital Partners Gp, L.L.C. | 0.10% | 740,000 | $63,684,400 | $65,971,000 | +$2,286,600 | +3.59% | |
| Vanguard Capital Management Llc | 0.00% | 629,289 | $54,156,611 | $56,101,114 | +$1,944,503 | +3.59% | |
| Storebrand Asset Management As | 0.02% | 500,307 | $49,289,729 | $44,602,369 | -$4,687,360 | -9.51% | |
| American Century Companies Inc | 0.02% | 505,900 | $43,537,754 | $45,100,985 | +$1,563,231 | +3.59% | |
| Charles Schwab Investment Management Inc | 0.01% | 471,718 | $40,596,051 | $42,053,660 | +$1,457,609 | +3.59% | |
| Cibc World Market Inc. | 0.07% | 467,701 | $40,250,348 | $41,695,544 | +$1,445,196 | +3.59% | |
| State Street Corp | 0.00% | 465,000 | $40,017,900 | $41,454,750 | +$1,436,850 | +3.59% | |
| Dimensional Fund Advisors Lp | 0.01% | 447,833 | $38,544,854 | $39,924,312 | +$1,379,458 | +3.58% | |
| Miller Value Partners | Bill Miller | 9.98% | 444,430 | $38,247,646 | $39,620,935 | +$1,373,289 | +3.59% |
| Two Sigma Investments, Lp | 0.03% | 393,208 | $33,839,480 | $35,054,493 | +$1,215,013 | +3.59% | |
| Vanguard Portfolio Management Llc | 0.00% | 383,857 | $33,034,733 | $34,220,852 | +$1,186,119 | +3.59% | |
| Geode Capital Management, Llc | 0.00% | 351,865 | $30,288,466 | $31,368,765 | +$1,080,299 | +3.57% | |
| Gendell Jeffrey L | 0.40% | 342,799 | $29,501,282 | $30,560,531 | +$1,059,249 | +3.59% | |
| Aqr Capital Management Llc | 0.01% | 282,614 | $24,321,761 | $25,195,038 | +$873,277 | +3.59% | |
| Morgan Stanley | 0.00% | 201,956 | $17,380,357 | $18,004,377 | +$624,020 | +3.59% | |
| Bank Of America Corp | 0.00% | 151,922 | $13,074,407 | $13,543,846 | +$469,439 | +3.59% | |
| Invesco Ltd. | 0.00% | 145,362 | $12,509,854 | $12,959,022 | +$449,168 | +3.59% | |
| Goldman Sachs Group Inc | 0.00% | 138,661 | $11,933,165 | $12,361,628 | +$428,463 | +3.59% | |
| Northern Trust Corp | 0.00% | 136,552 | $11,751,665 | $12,173,611 | +$421,946 | +3.59% | |
| Hara Capital Llc | 4.83% | 112,412 | $9,674,177 | $10,021,530 | +$347,353 | +3.59% | |
| D. E. Shaw & Co., Inc. | 0.01% | 112,146 | $9,651,285 | $9,997,816 | +$346,531 | +3.59% | |
| Citadel Advisors Llc | 0.01% | 109,821 | $9,451,195 | $9,790,542 | +$339,347 | +3.59% | |
| Bridgeway Capital Management, Llc | 0.17% | 97,665 | $8,405,050 | $8,706,835 | +$301,785 | +3.59% | |
| Allianz Asset Management Gmbh | 0.01% | 95,618 | $8,228,885 | $8,524,345 | +$295,460 | +3.59% | |
| Vanguard Fiduciary Trust Co | 0.00% | 93,392 | $8,037,316 | $8,325,897 | +$288,581 | +3.59% | |
| Nuveen, Llc | 0.00% | 91,459 | $7,870,961 | $8,153,570 | +$282,609 | +3.59% | |
| Barclays Plc | 0.00% | 74,040 | $6,371,882 | $6,600,666 | +$228,784 | +3.59% | |
| Bank Of New York Mellon Corp | 0.00% | 69,053 | $5,942,661 | $6,156,075 | +$213,414 | +3.59% | |
| Voloridge Investment Management, Llc | 0.02% | 68,563 | $5,900,532 | $6,112,391 | +$211,859 | +3.59% | |
| Empowered Funds, Llc | 0.04% | 65,665 | $5,651,130 | $5,854,035 | +$202,905 | +3.59% | |
| Marshall Wace, Llp | 0.01% | 62,897 | $5,412,914 | $5,607,268 | +$194,354 | +3.59% | |
| Royal Bank Of Canada | 0.00% | 58,099 | $5,000,000 | $5,179,526 | +$179,526 | +3.59% | |
| Millennium Management Llc | 0.00% | 54,278 | $4,671,165 | $4,838,884 | +$167,719 | +3.59% | |
| Creative Planning | 0.00% | 50,315 | $4,330,145 | $4,485,582 | +$155,437 | +3.59% | |
| Fulcrum Asset Management Llp | 0.65% | 49,420 | $4,320,791 | $4,405,793 | +$85,002 | +1.97% | |
| Hightower Advisors, Llc | 0.00% | 46,503 | $4,002,048 | $4,145,742 | +$143,694 | +3.59% | |
| Mackenzie Financial Corp | 0.00% | 45,704 | $3,933,286 | $4,074,512 | +$141,226 | +3.59% | |
| Rhumbline Advisers | 0.00% | 42,791 | $3,682,581 | $3,814,818 | +$132,237 | +3.59% | |
| Ubs Group Ag | 0.00% | 41,200 | $3,545,672 | $3,672,980 | +$127,308 | +3.59% | |
| De Lisle Partners Llp | 0.42% | 40,765 | $3,510,886 | $3,634,200 | +$123,314 | +3.51% | |
| Federated Hermes, Inc. | 0.01% | 35,847 | $3,084,992 | $3,195,760 | +$110,768 | +3.59% | |
| Fmr Llc | 0.00% | 35,779 | $3,079,152 | $3,189,698 | +$110,546 | +3.59% | |
| Prudential Financial Inc | 0.00% | 31,793 | $2,736,106 | $2,834,346 | +$98,240 | +3.59% | |
| Jump Financial, Llc | 0.04% | 31,521 | $2,712,697 | $2,810,097 | +$97,400 | +3.59% | |
| Lombard Odier Asset Management (Usa) Corp | 1.45% | 31,000 | $2,667,860 | $2,763,650 | +$95,790 | +3.59% | |
| Wolverine Asset Management Llc | 0.04% | 30,248 | $2,603,143 | $2,696,609 | +$93,466 | +3.59% | |
| Knights Of Columbus Asset Advisors Llc | 0.14% | 28,673 | $2,467,598 | $2,556,198 | +$88,600 | +3.59% | |
| Wells Fargo & Company/Mn | 0.00% | 26,832 | $2,309,198 | $2,392,073 | +$82,875 | +3.59% | |
| Numerai Gp Llc | 0.23% | 26,496 | $2,280,246 | $2,362,118 | +$81,872 | +3.59% |
Frequently asked questions about NBR
Who owns the most NBR stock?
The largest holders of NBR are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NABORS INDUSTRIES LTD (NBR).
Is NBR widely held by superinvestors?
Many widely followed stocks like NBR appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NBR is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.