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CITADEL ADVISORS LLC

Position in REFR — Research Frontiers Inc

CIK 1423053 MIAMI, FL

Position in REFR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$0
-$79,008 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
22 quarters on record

Common Shares in REFR Over Time

Shares Held

Position Value (USD)

Derivatives in REFR

reported options exposure · as of Jun 30, 2026
CallValue
$6,864
CallShares
13,200
PutValue
$0
PutShares
0

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 Electronic Components

Technology · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $1,046,614,802 across 34 Electronic Components names.

# Ticker Company Shares Value (USD) Open

All Filings in REFR

Export CSV
41 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,864 13,200
2025-12-31 $79,008 60,312
2025-12-31 $20,174 15,400
2025-09-30 $240,567 151,300
2025-06-30 $36,572 22,300
2025-03-31 $123,735 109,500
2025-03-31 $22,877 20,246
2024-12-31 $10,773 6,300
2024-12-31 $9,747 5,700
2024-06-30 $552 300
2024-06-30 $61,498 33,423
2024-06-30 $5,520 3,000
2024-03-31 $60,652 46,656
2024-03-31 $390 300
2024-03-31 $113,360 87,200
2023-12-31 $202 200
2023-12-31 $47,784 47,311
2023-09-30 $21,155 19,588
2023-06-30 $44,126 27,579
2023-06-30 $960 600
2023-03-31 $20,761 12,141
2023-03-31 $2,907 1,700
2022-12-31 $1,528 800
2022-12-31 $17,877 9,360
2022-03-31 $56,918 29,645
2021-12-31 $26,488 15,400
2021-12-31 $33,242 19,327
2021-09-30 $55,296 21,600
2021-09-30 $77,706 30,354
2021-09-30 $62,720 24,500
2021-06-30 $57,117 24,100
2021-03-31 $40,612 14,300
2021-03-31 $67,592 23,800
2020-12-31 $71,832 25,563
2020-12-31 $50,580 18,000
2020-09-30 $110,160 40,800
2020-09-30 $57,240 21,200
2020-06-30 $121,028 29,810
2020-06-30 $195,692 48,200
2020-03-31 $59,714 25,519
2020-03-31 $30,186 12,900