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Optiver Holding B.V.

Period ended Jun 30, 2026 · Latest filing Aug 12, 2026

These quarterly holdings are delayed and may not include all assets or short positions. Values are from the reporting date, not current prices or purchase costs. The same security may appear in multiple rows.

Source: SEC

Reported portfolio value

Quarter-end reported holdings; not current value or investment performance.

View reported values
  • Sep 30, 2024: $191,834,017,807
  • Dec 31, 2024: $193,619,593,079
  • Mar 31, 2025: $171,973,730,791
  • Jun 30, 2025: $210,240,698,886
  • Sep 30, 2025: $250,608,892,198
  • Dec 31, 2025: $268,814,260,748
  • Mar 31, 2026: $289,476,255,670
  • Jun 30, 2026: $370,667,754,666

Top holdings

Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.

View top holdings values
  1. STATE STR SPDR S&P 500 ETF T · TR UNIT · 78462F953 · shares · PUT: $64,406,448,159
  2. STATE STR SPDR S&P 500 ETF T · TR UNIT · 78462F903 · shares · CALL: $55,468,806,091
  3. INVESCO QQQ TR · UNIT SER 1 · 46090E903 · shares · CALL: $33,752,378,520
  4. INVESCO QQQ TR · UNIT SER 1 · 46090E953 · shares · PUT: $28,433,876,800
  5. ISHARES TR · RUSSELL 2000 ETF · 464287955 · shares · PUT: $14,665,715,625
  6. MICRON TECHNOLOGY INC · COM · 595112903 · shares · CALL: $11,073,796,544
  7. ISHARES TR · RUSSELL 2000 ETF · 464287905 · shares · CALL: $10,076,702,415
  8. SPDR GOLD TR · GOLD SHS · 78463V907 · shares · CALL: $9,521,002,128
  9. MICRON TECHNOLOGY INC · COM · 595112953 · shares · PUT: $8,691,919,129
  10. TESLA INC · COM · 88160R901 · shares · CALL: $6,089,530,920

Reported holdings

2,950 reported entries
IssuerClassCUSIPTypeShares / principalReported value (USD)
NATIONAL CINEMEDIA INCCOM NEW635309206 — 744 shares $2,827
PARK AEROSPACE CORPCOM70014A104 — 74 shares $2,824
MAMAS CREATIONS INCCOM56146T103 — 158 shares $2,820
MISSION PRODUCE INCCOM60510V108 — 239 shares $2,818
RINGCENTRAL INCCL A76680R206 — 72 shares $2,807
GCM GROSVENOR INCCOM CL A36831E108 — 228 shares $2,804
AMES NATL CORPCOM031001100 — 94 shares $2,783
THE REALREAL INCCOM88339P101 — 235 shares $2,771
GREEN DOT CORPCL A39304D102 — 204 shares $2,756
AMALGAMATED FINANCIAL CORPCOM022671101 — 60 shares $2,754
JOHN MARSHALL BANCORP INCCOM47805L101 — 126 shares $2,747
NEXXEN INTL LTDSHS NEWM8T80P204 — 304 shares $2,745
NUTEX HEALTH INCCOM67079U306 — 16 shares $2,734
AMPLITUDE INCCOM CL A03213A104 — 357 shares $2,731
SAVARA INCCOM805111101 — 442 shares $2,723
KFORCE INCCOM493732101 — 58 shares $2,721
CANDEL THERAPEUTICS INCCOM137404109 — 264 shares $2,719
SI BONE INCCOM825704109 — 166 shares $2,709
SINCLAIR INCCL A829242106 — 190 shares $2,708
8X8 INC NEWCOM282914100 — 1,581 shares $2,704
CAMPING WORLD HLDGS INCCL A13462K109 — 354 shares $2,701
TRANSCAT INCCOM893529107 — 29 shares $2,690
ORIC PHARMACEUTICALS INCCOM68622P109 — 248 shares $2,686
ENOVIX CORPORATIONCOM293594107 — 441 shares $2,677
JOHNSON OUTDOORS INCCL A479167108 — 58 shares $2,670
UROGEN PHARMA LTDCOMM96088105 — 72 shares $2,650
ATN INTL INCCOM00215F107 — 100 shares $2,649
ALUMIS INCCOM022307102 — 94 shares $2,645
SELECT MED HLDGS CORPCOM81619Q105 — 160 shares $2,642
EVE HLDG INCCOM29970N104 — 1,052 shares $2,641
SOLID BIOSCIENCES INCCOM NEW83422E204 — 264 shares $2,637
ROOT INCCL A NEW77664L207 — 47 shares $2,628
WASHINGTON TR BANCORP INCCOM940610108 — 72 shares $2,627
IVANHOE ELECTRIC INCCOM46578C108 — 273 shares $2,624
EVOLENT HEALTH INCCL A30050B101 — 484 shares $2,623
RUSH ENTERPRISES INCCL B781846308 — 34 shares $2,601
IBOTTA INCCLASS A COM SHS451051106 — 76 shares $2,596
COSTAMARE INCSHSY1771G102 — 185 shares $2,594
PROSHARES TRULTRASHORT QQQ74349Y829 — 189 shares $2,557
BIGLARI HLDGS INCCOM STK CL B08986R309 — 6 shares $2,556
CULLINAN THERAPEUTICS INCCOM230031106 — 140 shares $2,549
OLEMA PHARMACEUTICALS INCCOM68062P106 — 203 shares $2,540
LEXEO THERAPEUTICS INCCOM52886X107 — 544 shares $2,532
ASP ISOTOPES INCCOM00218A105 — 406 shares $2,525
LAZARD INCCOM52110M109 — 60 shares $2,516
CANNAE HLDGS INCCOM13765N107 — 174 shares $2,506
THE REAL BROKERAGE INCCOM NEW75585H206 — 1,376 shares $2,504
MCEWEN INC.COM NEW58039P305 — 138 shares $2,502
HOMEBANCORP INCCOM43689E107 — 36 shares $2,467
LIMBACH HLDGS INCCOM53263P105 — 32 shares $2,464
STAGWELL INCCOM CL A85256A109 — 330 shares $2,452
MANNKIND CORPCOM NEW56400P706 — 575 shares $2,450
IDT CORPCL B NEW448947507 — 42 shares $2,443
ASTRONICS CORPCOM046433108 — 30 shares $2,438
CUSTOM TRUCK ONE SOURCE INCCOM CL A23204X103 — 206 shares $2,433
PHIBRO ANIMAL HEALTH CORPCL A COM71742Q106 — 77 shares $2,418
PACIFIC BIOSCIENCES CALIF INCOM69404D108 — 1,436 shares $2,412
FRESHWORKS INCCLASS A COM358054104 — 238 shares $2,409
HALLADOR ENERGY COMPANYCOM40609P105 — 137 shares $2,382
AH RLTY TR INCCOM04208T108 — 336 shares $2,379
ANTERIX INCCOM03676C100 — 23 shares $2,368
KYNDRYL HLDGS INCCOMMON STOCK50155Q100 — 209 shares $2,364
TPG RE FIN TR INCCOM87266M107 — 282 shares $2,360
HIVE DIGITAL TECHNOLOGIES LTCOM NEW433921103 — 643 shares $2,341
TRONOX HOLDINGS PLCSHSG9087Q102 — 371 shares $2,337
LSB INDS INCCOM502160104 — 216 shares $2,335
TRAVERE THERAPEUTICS INCCOM89422G107 — 41 shares $2,329
ANNEXON INCCOM03589W102 — 406 shares $2,318
DESIGN THERAPEUTICS INCCOM25056L103 — 160 shares $2,315
JADE BIOSCIENCES INCCOM NEW008064206 — 104 shares $2,311
FRONTIER GROUP HLDGS INCCOM35909R108 — 291 shares $2,302
KURA SUSHI USA INCCL A COM501270102 — 40 shares $2,302
RLJ LODGING TRCOM74965L101 — 194 shares $2,299
TIC SOLUTIONS INCCOM00510N102 — 283 shares $2,289
ARDELYX INCCOM039697107 — 448 shares $2,285
VERTEX INCCL A92538J106 — 199 shares $2,285
BOWMAN CONSULTING GROUP LTDCOM103002101 — 78 shares $2,278
GREENWICH LIFESCIENCES INCCOM396879108 — 96 shares $2,252
RAPPORT THERAPEUTICS INCCOM75383L102 — 54 shares $2,250
TAYLOR DEVICES INCCOM877163105 — 38 shares $2,230
BLUELINX HLDGS INCCOM NEW09624H208 — 36 shares $2,228
CANADIAN SOLAR INCCOM136635109 — 139 shares $2,227
CELSIUS HLDGS INCCOM NEW15118V207 — 76 shares $2,225
EASTERLY GOVT PPTYS INCCOM SHS27616P301 — 89 shares $2,219
HIPPO HLDGS INCCOM NEW433539202 — 78 shares $2,204
PENGUIN SOLUTIONS INCCOM706915105 — 29 shares $2,204
THREDUP INCCL A88556E102 — 320 shares $2,192
GRANITE RIDGE RESOURCES INCCOM387432107 — 494 shares $2,179
ARRAY TECHNOLOGIES INCCOM SHS04271T100 — 293 shares $2,171
OXFORD INDS INCCOM691497309 — 62 shares $2,162
FORUM ENERGY TECHNOLOGIES INCOM34984V209 — 43 shares $2,160
GRINDR INCCOM39854F101 — 150 shares $2,156
RACKSPACE TECHNOLOGY INCCOM750102105 — 329 shares $2,148
CERUS CORPCOM157085101 — 735 shares $2,146
EVERQUOTE INCCOM CL A30041R108 — 88 shares $2,094
OMNIAB INCCOM68218J103 — 848 shares $2,086
ETHAN ALLEN INTERIORS INCCOM297602104 — 93 shares $2,078
WEBTOON ENTMT INCCOM94845U105 — 182 shares $2,078
PAR TECHNOLOGY CORPCOM698884103 — 119 shares $2,073
ARHAUS INCCOM CL A04035M102 — 246 shares $2,071