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CITADEL ADVISORS LLC

Position in OSS — One Stop Systems, Inc.

CIK 1423053 MIAMI, FL

Position in OSS

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$2,700,036
+$1,654,083 QoQ
Shares Held
356,676
+144.8% QoQ
Ownership
1.44%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#9
of 77 holders
Holding Since
Mar 2021
18 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in OSS Over Time

Shares Held

Position Value (USD)

Derivatives in OSS

reported options exposure · as of Mar 31, 2026
CallValue
$1,318,694
CallShares
174,200
PutValue
$1,620,737
PutShares
214,100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Computer Hardware

Technology · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $1,023,292,055 across 25 Computer Hardware names. OSS ranks #16 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in OSS

Export CSV
45 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $2,700,036 356,676
2026-03-31 $1,620,737 214,100
2026-03-31 $1,318,694 174,200
2025-12-31 $1,234,242 171,900
2025-12-31 $508,344 70,800
2025-12-31 $1,045,953 145,676
2025-09-30 $408,432 76,200
2025-09-30 $119,528 22,300
2025-09-30 $4,636,072 864,939
2025-06-30 $545,059 153,538
2025-06-30 $423,515 119,300
2025-06-30 $52,185 14,700
2025-03-31 $53,824 23,200
2025-03-31 $9,744 4,200
2025-03-31 $70,599 30,431
2024-12-31 $325,194 97,073
2024-12-31 $6,365 1,900
2024-12-31 $83,750 25,000
2024-09-30 $13,145 5,500
2024-09-30 $151,597 63,430
2024-09-30 $43,737 18,300
2024-06-30 $20,244 8,400
2024-06-30 $193,503 80,292
2024-06-30 $8,194 3,400
2024-03-31 $2,826 867
2024-03-31 $36,512 11,200
2024-03-31 $2,934 900
2023-12-31 $210 100
2023-12-31 $23,034 10,969
2023-06-30 $86,100 30,000
2023-06-30 $94,543 32,942
2023-06-30 $861 300
2023-03-31 $90,636 36,547
2023-03-31 $3,224 1,300
2023-03-31 $496 200
2022-09-30 $35,065 10,958
2022-09-30 $40,000 12,500
2022-03-31 $65,704 17,200
2021-12-31 $151,965 30,700
2021-12-31 $174,735 35,300
2021-09-30 $134,587 26,757
2021-09-30 $216,290 43,000
2021-06-30 $59,579 10,290
2021-06-30 $264,603 45,700
2021-03-31 $162,145 25,575