Vault-13

ISHARES TR IBB

ISHARES BIOTECH · ETP · CUSIP 464287556 · ISIN US4642875565

801 institutional holders -38 vs Q1 2025
31,911,81631.9m shares reported held*
$4.0bnreported value*
43 new 142 added 350 reduced 83 sold out net bought ≈ $91.4m (+729.4k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Implied quarter-end price ≈ $126.69. Options: 13 managers hold calls ($221.1m notional), 16 hold puts ($183.9m).

Trends to Q2 2025

Institutional holders

Managers reporting a position, each quarter

05001kQ3 22: 830Q4 22: 905Q1 23: 867Q2 23: 845Q3 23: 837Q4 23: 878Q1 24: 903Q2 24: 902Q3 24: 898Q4 24: 880Q1 25: 839Q2 25: 801801Q3 22Q2 23Q1 24Q4 24Q2 25
Numbers
QuarterHolders
Q3 2022830
Q4 2022905
Q1 2023867
Q2 2023845
Q3 2023837
Q4 2023878
Q1 2024903
Q2 2024902
Q3 2024898
Q4 2024880
Q1 2025839
Q2 2025801

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
5000500Q3 23: 223 bought or addedQ3 23: 399 cut or sold outQ4 23: 260 bought or addedQ4 23: 451 cut or sold outQ4 23Q1 24: 341 bought or addedQ1 24: 378 cut or sold outQ2 24: 264 bought or addedQ2 24: 398 cut or sold outQ2 24Q3 24: 310 bought or addedQ3 24: 396 cut or sold outQ4 24: 280 bought or addedQ4 24: 437 cut or sold outQ4 24Q1 25: 239 bought or addedQ1 25: 440 cut or sold outQ2 25: 185 bought or addedQ2 25: 433 cut or sold outQ2 25
Numbers
QuarterBought or addedCut or sold out
Q3 2023223399
Q4 2023260451
Q1 2024341378
Q2 2024264398
Q3 2024310396
Q4 2024280437
Q1 2025239440
Q2 2025185433

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$250m$500m$750m$1bnQ3 24 calls: $496.2mQ3 24 puts: $810.4mQ3 24P/C 1.63Q4 24 calls: $424.4mQ4 24 puts: $828.6mQ4 24P/C 1.95Q1 25 calls: $292.6mQ1 25 puts: $630.3mQ1 25P/C 2.15Q2 25 calls: $221.1mQ2 25 puts: $183.9mQ2 25P/C 0.83
Numbers
QuarterCallsPutsP/C
Q3 2024$496.2m$810.4m1.63
Q4 2024$424.4m$828.6m1.95
Q1 2025$292.6m$630.3m2.15
Q2 2025$221.1m$183.9m0.83

Biggest buyers

GOLDMAN SACHS GROUP INC Added +1,952,538+2.0m
CITIGROUP INC Added +865,823+865.8k
MORGAN STANLEY Added +817,621+817.6k
ROYAL BANK OF CANADA Added +496,723+496.7k
JPMORGAN CHASE & CO Added +355,000+355.0k
Employees Retirement System of Texas New +198,000+198.0k
CITADEL ADVISORS LLC Added +141,667+141.7k
Rockefeller Capital Management L.P. Added +119,739+119.7k
MILLENNIUM MANAGEMENT LLC Added +66,724+66.7k
Ashton Thomas Private Wealth, LLC Added +56,369+56.4k

Biggest sellers

BANK OF AMERICA CORP /DE/ Reduced -830,457-830.5k
Main Management ETF Advisors, LLC Sold out -612,180-612.2k
BNP PARIBAS FINANCIAL MARKETS Reduced -452,032-452.0k
BARCLAYS PLC Reduced -330,506-330.5k
TWO SIGMA INVESTMENTS, LP Sold out -277,807-277.8k
JANE STREET GROUP, LLC Reduced -249,550-249.6k
WELLS FARGO & COMPANY/MN Reduced -205,622-205.6k
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Reduced -200,000-200.0k
Gray Foundation Reduced -103,360-103.4k
Aprio Wealth Management, LLC Reduced -96,985-97.0k

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP Added $75.3m595.3k shares
CITADEL ADVISORS LLC Added $54.9m433.6k shares
Twin Tree Management, LP New $39.8m314.6k shares
JANE STREET GROUP, LLC Added $11.8m93.1k shares
PEAK6 LLC Reduced $10.8m85.6k shares
CAPITAL FUND MANAGEMENT S.A. Added $9.6m75.9k shares
BARCLAYS PLC Added $6.3m50.0k shares
WOLVERINE TRADING, LLC Reduced $6.0m47.1k shares
Cubist Systematic Strategies, LLC Added $2.4m19.1k shares
Parallax Volatility Advisers, L.P. Unchanged $2.3m17.8k shares

Biggest puts

Sofinnova Investments, Inc. New $47.4m375.0k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Reduced $39.2m309.8k shares
PEAK6 LLC Added $31.7m250.6k shares
CITADEL ADVISORS LLC Reduced $11.6m91.3k shares
CAPITAL FUND MANAGEMENT S.A. Added $11.3m89.0k shares
BARCLAYS PLC Added $8.3m65.7k shares
Parallax Volatility Advisers, L.P. New $7.4m58.5k shares
UBS Group AG New $6.3m50.0k shares
JANE STREET GROUP, LLC Added $6.1m47.9k shares
WOLVERINE TRADING, LLC Reduced $5.7m45.1k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Holders, Q2 2025

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BANK OF AMERICA CORP /DE/ 0.06% of their portfolio CHARLOTTE, NC 6,136,9496.1m $776.4m $776.4m 0.06% Reduced -830.5k -830,457
2 CITIGROUP INC 0.36% of their portfolio NEW YORK, NY 4,073,9674.1m $515.4m $515.4m 0.36% Added +865.8k +865,823
3 MORGAN STANLEY 0.03% of their portfolio NEW YORK, NY 3,620,7953.6m $458.1m $458.1m 0.03% Added +817.6k +817,621
4 GOLDMAN SACHS GROUP INC 0.05% of their portfolio NEW YORK, NY 2,482,1422.5m $314.0m $314.0m 0.05% Added +2.0m +1,952,538
5 UBS Group AG 0.04% of their portfolio ZURICH, V8 1,467,3671.5m $185.6m $185.6m 0.04% Added +52.2k +52,237
6 ROYAL BANK OF CANADA 0.02% of their portfolio TORONTO, A6 1,261,0781.3m $159.5m $159.5m 0.02% Added +496.7k +496,723
7 JPMORGAN CHASE & CO 0.01% of their portfolio NEW YORK, NY 833,196833.2k $105.4m $105.4m 0.01% Added +355.0k +355,000
8 WELLS FARGO & COMPANY/MN 0.02% of their portfolio SAN FRANCISCO, CA 678,506678.5k $85.8m $85.8m 0.02% Reduced -205.6k -205,622
9 HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.15% of their portfolio TORONTO, A6 600,000600.0k $75.9m $75.9m 0.15% Reduced -200.0k -200,000
10 COMMERCE BANK 0.42% of their portfolio KANSAS CITY, MO 559,240559.2k $70.7m $70.7m 0.42% Reduced -40.5k -40,460
11 BNP PARIBAS FINANCIAL MARKETS 0.05% of their portfolio PARIS, I0 463,575463.6k $58.6m $58.6m 0.05% Reduced -452.0k -452,032
12 BARCLAYS PLC 0.02% of their portfolio LONDON, X0 390,159390.2k $49.4m $49.4m 0.02% Reduced -330.5k -330,506
13 LPL Financial LLC 0.02% of their portfolio FORT MILL, SC 376,733376.7k $47.7m $47.7m 0.02% Reduced -27.1k -27,130
14 PNC Financial Services Group, Inc. 0.03% of their portfolio Pittsburgh, PA 312,712312.7k $39.6m $39.6m 0.03% Reduced -21.9k -21,876
15 Bronte Capital Management Pty Ltd. 3.31% of their portfolio Bondi Junction, C3 295,346295.3k $42.1m $42.1m 3.31% Added +32.9k +32,947
16 Rockefeller Capital Management L.P. 0.04% of their portfolio NEW YORK, NY 263,070263.1k $33.3m $33.3m 0.04% Added +119.7k +119,739
17 RAYMOND JAMES FINANCIAL INC 0.01% of their portfolio ST. PETERSBURG, FL 259,741259.7k $32.9m $32.9m 0.01% Reduced -91.5k -91,459
18 Employees Retirement System of Texas 0.20% of their portfolio AUSTIN, TX 198,000198.0k $25.0m $25.0m 0.20% New
19 COMMONWEALTH EQUITY SERVICES, LLC 0.03% of their portfolio WALTHAM, MA 180,619180.6k $22.9m $22.9m 0.03% Reduced -13.9k -13,897
20 CITADEL ADVISORS LLC 0.02% of their portfolio MIAMI, FL 158,385158.4k $20.0m $20.0m 0.02% Added +141.7k +141,667
21 ALBION FINANCIAL GROUP /UT 1.02% of their portfolio SALT LAKE CITY, UT 123,993124.0k $15.7m $15.7m 1.02% Added +172 +172
22 Avalon Trust Co 1.13% of their portfolio SANTA FE, NM 122,015122.0k $15.4m $15.4m 1.13% Reduced -5.0k -5,030
23 Generali Investments CEE, investicni spolecnost, a.s. 1.21% of their portfolio PRAGUE, 2N 116,115116.1k $14.7m $14.7m 1.21% Added +30.1k +30,115
24 STIFEL FINANCIAL CORP 0.01% of their portfolio ST. LOUIS, MO 112,874112.9k $14.3m $14.3m 0.01% Reduced -21.1k -21,064
25 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 108,400108.4k $13.7m $13.7m 0.01% Added +66.7k +66,724
26 Focus Partners Wealth 0.03% of their portfolio ST LOUIS, MO 107,440107.4k $13.6m $13.6m 0.03% Reduced -6.6k -6,610
27 Thrivent Financial for Lutherans 0.03% of their portfolio Minneapolis, MN 105,706105.7k $13.4m $13.4m 0.03% Added +7.8k +7,750
28 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 104,144104.1k $13.2m $13.2m 0.00% Reduced -14.0k -13,991
29 DAFNA Capital Management LLC 3.58% of their portfolio LOS ANGELES, CA 102,500102.5k $13.0m $13.0m 3.58% Unchanged
30 CANADA LIFE ASSURANCE Co 0.02% of their portfolio WINNIPEG, A2 100,936100.9k $12.8m $12.8m 0.02% Reduced -1.7k -1,717
31 INVESTMENT HOUSE LLC 0.61% of their portfolio REDONDO BEACH, CA 94,94894.9k $12.0m $12.0m 0.61% Added +9.3k +9,292
32 CAPITAL FUND MANAGEMENT S.A. 0.13% of their portfolio PARIS, I0 92,56792.6k $11.7m $11.7m 0.13% Reduced -48.6k -48,619
33 OSAIC HOLDINGS, INC. 0.02% of their portfolio SCOTTSDALE, AZ 91,00291.0k $11.5m $11.5m 0.02% Reduced -334 -334
34 Miller Investment Management, LP 1.09% of their portfolio WEST CONSHOHOCKEN, PA 81,94981.9k $10.4m $10.4m 1.09% Reduced -115 -115
35 Destiny Wealth Partners, LLC 1.29% of their portfolio TAVARES, FL 75,78475.8k $9.6m $9.6m 1.29% Added +5.9k +5,919
36 APPLETON PARTNERS INC/MA 0.66% of their portfolio BOSTON, MA 73,89473.9k $9.3m $9.3m 0.66% Reduced -4.5k -4,488
37 FACTORY MUTUAL INSURANCE CO 0.10% of their portfolio WALTHAM, MA 71,00071.0k $9.0m $9.0m 0.10% Unchanged
38 MAI Capital Management 0.06% of their portfolio INDEPENDENCE, OH 70,34670.3k $8.9m $8.9m 0.06% Reduced -27.8k -27,812
39 MML INVESTORS SERVICES, LLC 0.02% of their portfolio SPRINGFIELD, MA 67,35567.4k $8.5m $8.5m 0.02% Added +2.3k +2,302
40 CUMBERLAND ADVISORS INC 3.51% of their portfolio SARASOTA, FL 65,91865.9k $8.3m $8.3m 3.51% Reduced -7.5k -7,525
41 Creative Planning 0.01% of their portfolio OVERLAND PARK, KS 65,44665.4k $8.3m $8.3m 0.01% Reduced -2.2k -2,180
42 Squarepoint Ops LLC 0.02% of their portfolio NEW YORK, NY 65,44265.4k $8.3m $8.3m 0.02% Reduced -6.6k -6,554
43 Erste Asset Management GmbH 0.07% of their portfolio VIENNA, C4 64,10064.1k $8.1m $8.1m 0.07% Added +1.1k +1,100
44 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio BALA CYNWYD, PA 63,87363.9k $8.1m $8.1m 0.01% Reduced -42.1k -42,060
45 Ashton Thomas Private Wealth, LLC 0.28% of their portfolio SCOTTSDALE, AZ 63,69163.7k $8.1m $8.1m 0.28% Added +56.4k +56,369
46 FOLGER NOLAN FLEMING DOUGLAS CAPITAL MANAGEMENT, INC 0.88% of their portfolio WASHINGTON, DC 62,61762.6k $7.9m $7.9m 0.88% Reduced -1.5k -1,495
47 Gray Foundation 2.20% of their portfolio Cohoes, NY 61,51261.5k $7.8m $7.8m 2.20% Reduced -103.4k -103,360
48 Cetera Investment Advisers 0.01% of their portfolio SCHAUMBURG, IL 61,45461.5k $7.8m $7.8m 0.01% Reduced -1.5k -1,467
49 BROWN ADVISORY INC 0.01% of their portfolio BALTIMORE, MD 59,92059.9k $7.6m $7.6m 0.01% Reduced -20.6k -20,590
50 PEAPACK GLADSTONE FINANCIAL CORP 0.10% of their portfolio BEDMINSTER, NJ 58,42958.4k $7.4m $7.4m 0.10% Reduced -3.9k -3,886
51 Tradition Wealth Management, LLC 0.59% of their portfolio EDINA, MN 58,06258.1k $7.3m $7.3m 0.59% Added +245 +245
52 Cambridge Investment Research Advisors, Inc. 0.02% of their portfolio FAIRFIELD, IA 58,05158.1k $7.3m $7.3m 0.02% Reduced -9.5k -9,529
53 Corient Private Wealth LP 0.01% of their portfolio MIAMI, FL 56,53056.5k $7.2m $7.2m 0.01% Reduced -63.8k -63,814
54 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 56,07956.1k $7.1m $7.1m 0.00% Added +3.1k +3,051
55 NTV Asset Management LLC 0.80% of their portfolio Charleston, WV 52,96853.0k $6.7m $6.7m 0.80% Reduced -1.5k -1,465
56 HighTower Advisors, LLC 0.01% of their portfolio CHICAGO, IL 51,70751.7k $6.5m $6.5m 0.01% Reduced -5.1k -5,142
57 Blume Capital Management, Inc. 1.32% of their portfolio BERKELEY, CA 51,18551.2k $6.5m $6.5m 1.32% Added +16 +16
58 Tower Research Capital LLC (TRC) 0.17% of their portfolio NEW YORK, NY 51,03751.0k $6.5m $6.5m 0.17% Added +30.5k +30,474
59 Janney Montgomery Scott LLC 0.02% of their portfolio PHILADELPHIA, PA 47,53447.5k $6.0m $6.0m 0.02% Reduced -2.9k -2,923
60 SP Asset Management LLC 0.49% of their portfolio CUPERTINO, CA 47,14047.1k $6.0m $6.0m 0.49% Reduced -4.0k -4,050
61 Cerity Partners LLC 0.01% of their portfolio NEW YORK, NY 46,51246.5k $5.9m $5.9m 0.01% Reduced -2.6k -2,555
62 NEVILLE RODIE & SHAW INC 0.41% of their portfolio NEW YORK, NY 43,35443.4k $5.5m $5.5m 0.41% Reduced -2.1k -2,120
63 FORBES J M & CO LLP 0.49% of their portfolio Boston, MA 42,73142.7k $5.4m $5.4m 0.49% Reduced -256 -256
64 MMBG INVESTMENT ADVISORS CO. 0.53% of their portfolio MIAMI, FL 42,34942.3k $5.4m $5.4m 0.53% Unchanged
65 Kestra Advisory Services, LLC 0.03% of their portfolio AUSTIN, TX 42,00842.0k $5.3m $5.3m 0.03% Added +3.8k +3,831
66 Beacon Pointe Advisors, LLC 0.05% of their portfolio NEWPORT BEACH, CA 41,34141.3k $5.2m $5.2m 0.05% Reduced -8.7k -8,734
67 HARBOUR INVESTMENT MANAGEMENT LLC 2.21% of their portfolio EDMONDS, WA 40,40940.4k $5.1m $5.1m 2.21% Reduced -740 -740
68 Williams Jones Wealth Management, LLC. 0.06% of their portfolio NEW YORK, NY 40,08540.1k $5.1m $5.1m 0.06% Reduced -3.0k -3,023
69 Howard Capital Management Group, LLC 0.34% of their portfolio Los Angeles, CA 38,82738.8k $4.9m $4.9m 0.34% Reduced -840 -840
70 WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 0.01% of their portfolio PLYMOUTH, MN 37,16137.2k $4.8m $4.8m 0.01% Reduced -4.8k -4,760
71 Associated Banc-Corp 0.13% of their portfolio Green Bay, WI 37,13437.1k $4.7m $4.7m 0.13% Reduced -5.9k -5,948
72 SOL Capital Management CO 0.45% of their portfolio ROCKVILLE, MD 36,50736.5k $4.6m $4.6m 0.45% Reduced -1.4k -1,373
73 First Interstate Bank 0.27% of their portfolio Billings, MT 36,35436.4k $4.6m $4.6m 0.27% Reduced -1.0k -1,023
74 Colonial Trust Advisors 0.38% of their portfolio SPARTANBURG, SC 36,03036.0k $4.6m $4.6m 0.38% Reduced -2.2k -2,194
75 Michelson Medical Research Foundation, Inc. 4.26% of their portfolio Los Angeles, CA 35,09535.1k $4.4m $4.4m 4.26% Reduced -8.3k -8,300
76 FRG Family Wealth Advisors LLC 0.76% of their portfolio BELLEVUE, WA 34,37134.4k $4.3m $4.3m 0.76% Unchanged
77 Lido Advisors, LLC 0.02% of their portfolio Los Angeles, CA 33,95034.0k $4.3m $4.3m 0.02% Added +133 +133
78 Analyst IMS Investment Management Services Ltd. 0.15% of their portfolio Tel-aviv, L3 33,75833.8k $4.3m $4.3m 0.15% Unchanged
79 BEARING POINT CAPITAL, LLC 0.77% of their portfolio BLOOMINGTON, MN 33,11733.1k $4.2m $4.2m 0.77% Added +30.6k +30,617
80 BANK OF MONTREAL /CAN/ 0.00% of their portfolio TORONTO, A6 32,89932.9k $4.2m $4.2m 0.00% Added +392 +392
81 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.01% of their portfolio CAUSEWAY BAY, K3 32,50032.5k $4.1m $4.1m 0.01% New
82 Crescent Grove Advisors, LLC 0.39% of their portfolio LAKE FOREST, IL 31,67231.7k $4.0m $4.0m 0.39% Reduced -730 -730
83 OPPENHEIMER & CO INC 0.05% of their portfolio NEW YORK, NY 30,81930.8k $3.9m $3.9m 0.05% Reduced -3.5k -3,544
84 Militia Capital Partners, LP 0.90% of their portfolio AUSTIN, TX 30,00030.0k $3.8m $3.8m 0.90% New
85 Atom Investors LP 0.33% of their portfolio AUSTIN, TX 29,42629.4k $3.7m $3.7m 0.33% Added +6.9k +6,904
86 Steward Partners Investment Advisory, LLC 0.03% of their portfolio STAMFORD, CT 28,99829.0k $3.7m $3.7m 0.03% Added +632 +632
87 NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 0.00% of their portfolio MILWAUKEE, WI 28,74228.7k $3.6m $3.6m 0.00% Reduced -7.8k -7,805
88 Aristides Capital LLC 1.15% of their portfolio LOUISVILLE, KY 28,46728.5k $3.6m $3.6m 1.15% New
89 TRUIST FINANCIAL CORP 0.01% of their portfolio CHARLOTTE, NC 28,36128.4k $3.6m $3.6m 0.01% Reduced -17.3k -17,325
90 Moors & Cabot, Inc. 0.17% of their portfolio BOSTON, MA 28,14828.1k $3.6m $3.6m 0.17% Reduced -905 -905
91 Mariner, LLC 0.01% of their portfolio Overland Park, KS 27,87327.9k $3.5m $3.5m 0.01% Reduced -5.8k -5,800
92 Sanctuary Advisors, LLC 0.02% of their portfolio INDIANAPOLIS, IN 26,33226.3k $3.3m $3.3m 0.02% Reduced -7.3k -7,257
93 EVERGREEN CAPITAL MANAGEMENT LLC 0.10% of their portfolio Bellevue, WA 25,62925.6k $3.2m $3.2m 0.10% Reduced -3.1k -3,124
94 Audent Global Asset Management, LLC 2.31% of their portfolio West Hollywood, CA 25,60925.6k $3.2m $3.2m 2.31% Added +57 +57
95 Chesley Taft & Associates LLC 0.14% of their portfolio CHICAGO, IL 25,51225.5k $3.2m $3.2m 0.14% Reduced -1.1k -1,101
96 NBT BANK, N.A. 0.22% of their portfolio NORWICH, NY 25,04725.0k $3.2m $3.2m 0.22% Reduced -3.2k -3,244
97 Private Advisor Group, LLC 0.02% of their portfolio MORRISTOWN, NJ 24,58024.6k $3.1m $3.1m 0.02% Reduced -3.0k -2,981
98 Rye Brook Capital LLC 3.21% of their portfolio GREENWICH, CT 24,30024.3k $3.1m $3.1m 3.21% Added +2.8k +2,800
99 Snider Financial Group 0.88% of their portfolio BELLEVUE, WA 24,00024.0k $3.0m $3.0m 0.88% Unchanged
100 Glenmede Investment Management, LP 0.01% of their portfolio PHILADELPHIA, PA 22,98023.0k $2.9m $2.9m 0.01% First filing