Form 13-F position report

ISHARES SILVER TR Call options

Reported by GROUP ONE TRADING L P

SLV CUSIP 46428Q909 Manager CIK 0000932540

Reported 7,176,500 underlying shares controlled, up 2,868,500 (66.6%) from the prior quarter.

Reported value 76.2%; share count 66.6% vs. the prior quarter.

Added
% of reported 13F value 0.94% This manager · Q1 2026
Underlying shares 7,176,500 Quarter-end amount reported
Reported notional value $489,006,710 Underlying-share value; not option premium
Consecutive quarters held 46 Through Q1 2026

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2021-09-30 188029000
2021-12-31 171893000
2022-03-31 124087000
2022-06-30 75926000
2022-09-30 70543000
2022-12-31 73383852
2023-03-31 36843072
2023-06-30 37123619
2023-09-30 22858092
2023-12-31 26144712
2024-03-31 7969325
2024-06-30 22199235
2024-09-30 30566319
2024-12-31 70909323
2025-03-31 135119499
2025-06-30 131971663
2025-09-30 169174936
2025-12-31 277521360
2026-03-31 489006710
2026-06-30 259238601

Quarterly position history

How this manager's reported quarter-end position changed over time.

20 quarters
Quarterly reported position history for ISHARES SILVER TR held by GROUP ONE TRADING L P.
Quarter Activity Underlying shares Change % of reported 13F Reported notional value Filed Source filing
Q2 2026 Reduced 4,848,300 -2,328,200 (-32.4%) 0.36% $259,238,601 2026-08-13
Q1 2026 Added 7,176,500 +2,868,500 (66.6%) 0.94% $489,006,710 2026-05-13
Q4 2025 Added 4,308,000 +315,200 (7.9%) 0.48% $277,521,360 2026-02-12
Q3 2025 Reduced 3,992,800 -29,500 (-0.7%) 0.3% $169,174,936 2025-11-12
Q2 2025 Reduced 4,022,300 -337,800 (-7.7%) 0.29% $131,971,663 2025-08-14
Q1 2025 Added 4,360,100 +1,667,000 (61.9%) 0.39% $135,119,499 2025-05-14
Q4 2024 Added 2,693,100 +1,617,200 (150.3%) 0.16% $70,909,323 2025-02-14
Q3 2024 Added 1,075,900 +240,400 (28.8%) 0.09% $30,566,319 2024-11-14
Q2 2024 Added 835,500 +485,200 (138.5%) 0.09% $22,199,235 2024-08-14
Q1 2024 Reduced 350,300 -850,100 (-70.8%) 0.03% $7,969,325 2024-05-10
Q4 2023 Added 1,200,400 +76,600 (6.8%) 0.07% $26,144,712 2024-02-14
Q3 2023 Reduced 1,123,800 -653,300 (-36.8%) 0.08% $22,858,092 2023-11-09
Q2 2023 Added 1,777,100 +111,500 (6.7%) 0.12% $37,123,619 2023-08-09
Q1 2023 Reduced 1,665,600 -1,667,000 (-50.0%) 0.13% $36,843,072 2023-05-12
Q4 2022 Reduced 3,332,600 -698,400 (-17.3%) 0.17% $73,383,852 2023-02-09
Q3 2022 Reduced 4,031,000 -42,300 (-1.0%) 0.14% $70,543,000 2022-11-09
Q2 2022 Reduced 4,073,300 -1,350,100 (-24.9%) 0.12% $75,926,000 2022-08-11
Q1 2022 Reduced 5,423,400 -2,567,900 (-32.1%) 0.12% $124,087,000 2022-05-12
Q4 2021 Reduced 7,991,300 -1,171,900 (-12.8%) 0.14% $171,893,000 2022-02-11
Q3 2021 Reduced 9,163,200 -1,038,700 (-10.2%) 0.2% $188,029,000 2021-11-12
Five years are shown. A free account unlocks the complete reported history. Unlock full history

Who else reported the position

21 managers reported ISHARES SILVER TR for Q1 2026.

Managers reporting ISHARES SILVER TR in Q1 2026.
Manager Activity Underlying shares Change % of reported 13F Reported notional value Tenure
Optiver Holding B V Added 38,478,300 +16,507,200 0.91% $2,621,911,362 14 qtrs
SIMPLEX TRADING LLC Added 19,990,100 +2,085,200 0.91% $1,362,125,414 45 qtrs
Marathon Trading Investment Management LLC Reduced 14,436,600 -3,805,500 26.79% $983,709,924 8 qtrs
IMC-Chicago LLC Added 11,740,100 +1,455,400 0.29% $799,970,414 30 qtrs
JPMorgan Chase & Co Reduced 10,682,300 -3,060,700 0.04% $678,539,696 27 qtrs
GROUP ONE TRADING L P This report Added 7,176,500 +2,868,500 0.94% $489,006,710 46 qtrs
CMT Capital Markets Trading GmbH Added 226,500 +32,000 0.16% $15,434,000 5 qtrs
Kurv Investment Management LLC Reduced 6,860 -3,303 4.86% $8,413,572 2 qtrs
CIBC Bancorp USA Inc Reduced 72,200 -4,590,500 < 0.01% $4,919,708 1 qtr
SG Americas Securities LLC Reduced 162,300 -232,700 < 0.01% $2,137,000 8 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
March 31, 2026
Filed
May 13, 2026
Filing type
13F-HR
Position type
Call options

Voting authority reported

Sole
7,176,500
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.