IMMUNITYBIO INC (IBRX) Institutional Shareholders
IMMUNITYBIO INC (IBRX) 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 $1.31B in IBRX holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of IBRX tracked by InsiderSet, reporting ownership valued at approximately $202.08M 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 $183.63M, representing an estimated loss of -9.13% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 65% of the total disclosed IBRX value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., State Street Corp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in IMMUNITYBIO INC (IBRX).
This page ranks the largest institutional IBRX 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
382
Total Reported Value
$1.31B
Largest Holder
Blackrock, Inc.
Largest Position
$202.08M
Insider Transactions (90d)
14
Latest Filing Quarter
Q2 2026
New Institutional Positions
119
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% | 26,346,443 | $202,077,217 | $183,634,708 | -$18,442,509 | -9.13% | |
| State Street Corp | 0.00% | 17,708,103 | $135,821,150 | $123,425,478 | -$12,395,672 | -9.13% | |
| Vanguard Portfolio Management Llc | 0.01% | 16,322,844 | $125,196,213 | $113,770,223 | -$11,425,990 | -9.13% | |
| Vanguard Capital Management Llc | 0.00% | 15,127,714 | $116,029,566 | $105,440,167 | -$10,589,399 | -9.13% | |
| D. E. Shaw & Co., Inc. | 0.08% | 12,571,597 | $96,424,149 | $87,624,031 | -$8,800,118 | -9.13% | |
| Geode Capital Management, Llc | 0.00% | 8,031,921 | $61,616,480 | $55,982,489 | -$5,633,991 | -9.14% | |
| Two Sigma Investments, Lp | 0.03% | 4,385,500 | $33,636,785 | $30,566,935 | -$3,069,850 | -9.13% | |
| Morgan Stanley | 0.00% | 4,018,869 | $30,824,725 | $28,011,517 | -$2,813,208 | -9.13% | |
| Woodline Partners Lp | 0.10% | 3,447,346 | $26,441,144 | $24,028,002 | -$2,413,142 | -9.13% | |
| Goldman Sachs Group Inc | 0.00% | 3,237,078 | $24,828,388 | $22,562,434 | -$2,265,954 | -9.13% | |
| Ubs Group Ag | 0.00% | 2,944,888 | $22,587,291 | $20,525,869 | -$2,061,422 | -9.13% | |
| Voloridge Investment Management, Llc | 0.09% | 2,927,552 | $22,454,324 | $20,405,037 | -$2,049,287 | -9.13% | |
| Northern Trust Corp | 0.00% | 2,504,781 | $19,211,671 | $17,458,324 | -$1,753,347 | -9.13% | |
| Charles Schwab Investment Management Inc | 0.00% | 2,477,941 | $19,005,807 | $17,271,249 | -$1,734,558 | -9.13% | |
| Bank Of America Corp | 0.00% | 2,447,843 | $18,774,956 | $17,061,466 | -$1,713,490 | -9.13% | |
| Seb Asset Management Ab | 0.08% | 2,447,150 | $18,769,617 | $17,056,636 | -$1,712,982 | -9.13% | |
| Vanguard Fiduciary Trust Co | 0.00% | 2,123,128 | $16,284,392 | $14,798,202 | -$1,486,190 | -9.13% | |
| Barclays Plc | 0.01% | 1,890,100 | $14,497,069 | $13,173,997 | -$1,323,072 | -9.13% | |
| Royal Bank Of Canada | 0.00% | 1,486,049 | $11,399,000 | $10,357,762 | -$1,041,238 | -9.13% | |
| Millennium Management Llc | 0.01% | 1,420,244 | $10,893,271 | $9,899,101 | -$994,170 | -9.13% | |
| Federated Hermes, Inc. | 0.02% | 1,386,591 | $10,635,153 | $9,664,539 | -$970,614 | -9.13% | |
| Susquehanna International Group, Llp | 0.01% | 1,179,276 | $9,045,047 | $8,219,554 | -$825,493 | -9.13% | |
| Voleon Capital Management Lp | 0.19% | 1,157,158 | $8,875,402 | $8,065,391 | -$810,011 | -9.13% | |
| Cetera Investment Advisers | 0.01% | 946,709 | $7,261,258 | $6,598,562 | -$662,696 | -9.13% | |
| Nuveen, Llc | 0.00% | 879,571 | $6,746,309 | $6,130,610 | -$615,699 | -9.13% | |
| Lpl Financial Llc | 0.00% | 864,630 | $6,631,712 | $6,026,471 | -$605,241 | -9.13% | |
| Bank Of New York Mellon Corp | 0.00% | 831,430 | $6,377,065 | $5,795,067 | -$581,998 | -9.13% | |
| Pictet Asset Management Holding Sa | 0.01% | 830,137 | $5,585,823 | $5,786,055 | +$200,232 | +3.58% | |
| Clearwater Capital Advisors, Llc | 0.44% | 717,524 | $5,503,410 | $5,001,142 | -$502,268 | -9.13% | |
| Jane Street Group, Llc | 0.01% | 704,232 | $5,401,460 | $4,908,497 | -$492,963 | -9.13% | |
| Allen Holding Inc | 0.52% | 687,571 | $5,273,670 | $4,792,370 | -$481,300 | -9.13% | |
| Swiss National Bank | 0.00% | 682,400 | $5,234,008 | $4,756,328 | -$477,680 | -9.13% | |
| Kercheville Advisors, Llc | 1.58% | 643,137 | $4,932,862 | $4,482,665 | -$450,197 | -9.13% | |
| D.A. Davidson & Co. | 0.03% | 538,924 | $4,718,279 | $3,756,300 | -$961,979 | -20.39% | |
| National Bank Of Canada | 0.00% | 608,774 | $4,668,353 | $4,243,155 | -$425,198 | -9.11% | |
| Arete Wealth Advisors, Llc | 0.34% | 586,734 | $4,500,249 | $4,089,536 | -$410,713 | -9.13% | |
| Sheets Smith Wealth Management | 0.45% | 512,572 | $4,487,568 | $3,572,627 | -$914,941 | -20.39% | |
| Tudor Investment Corp Et Al | 0.02% | 573,021 | $4,395,071 | $3,993,956 | -$401,115 | -9.13% | |
| Rafferty Asset Management, Llc | 0.02% | 545,404 | $4,183,249 | $3,801,466 | -$381,783 | -9.13% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 532,675 | $4,085,618 | $3,712,745 | -$372,873 | -9.13% | |
| Wells Fargo & Company/Mn | 0.00% | 514,721 | $3,947,908 | $3,587,605 | -$360,303 | -9.13% | |
| Franklin Resources Inc | 0.00% | 491,093 | $3,766,684 | $3,422,918 | -$343,766 | -9.13% | |
| Hennion & Walsh Asset Management, Inc. | 0.10% | 403,910 | $3,536,232 | $2,815,253 | -$720,979 | -20.39% | |
| Plancorp, Llc | 0.08% | 396,354 | $3,087,598 | $2,762,587 | -$325,011 | -10.53% | |
| Headlands Technologies Llc | 0.35% | 397,170 | $3,046,294 | $2,768,275 | -$278,019 | -9.13% | |
| Xtx Topco Ltd | 0.05% | 389,102 | $2,984,412 | $2,712,041 | -$272,371 | -9.13% | |
| California State Teachers Retirement System | 0.00% | 386,334 | $2,963,182 | $2,692,748 | -$270,434 | -9.13% | |
| Raymond James Financial Inc | 0.00% | 375,701 | $2,881,627 | $2,618,636 | -$262,991 | -9.13% | |
| Rhumbline Advisers | 0.00% | 362,055 | $2,776,950 | $2,523,523 | -$253,427 | -9.13% | |
| Virtus Investment Advisers, Llc | 0.76% | 357,747 | $2,743,919 | $2,493,497 | -$250,422 | -9.13% |
Frequently asked questions about IBRX
Who owns the most IBRX stock?
The largest holders of IBRX 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 IMMUNITYBIO INC (IBRX).
Is IBRX widely held by superinvestors?
Many widely followed stocks like IBRX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly IBRX 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.