Ken Griffin Options Holdings

Citadel Advisors LLC

  • $509 Billion
  • Q1 2025

Options Holdings Table

Stock Option Type Value Options Held Last Trade Trade History
REFR
Research Frontiers Inc

Technology
CALL
$123,000
110K
Q1 2025
Added 1821.05%
REZI
Resideo Technologies, Inc.

Industrials
CALL
$175,000
9.9K
Q1 2025
Added 121.15%
REZI
Resideo Technologies, Inc.

Industrials
PUT
$203,000
11.5K
Q1 2025
Added 121.15%
RMD
Resmed Inc

Healthcare
CALL
$23.4 Million
104K
Q1 2025
Reduced 49.02%
RMD
Resmed Inc

Healthcare
PUT
$9.29 Million
41.5K
Q1 2025
Reduced 49.02%
RGP
Resources Connection, Inc.

Industrials
CALL
$7,000
1.1K
Q1 2025
Reduced 67.5%
RGP
Resources Connection, Inc.

Industrials
PUT
$17,000
2.6K
Q1 2025
Reduced 67.5%
QSR
Restaurant Brands International Inc.

Consumer Cyclical
CALL
$18.2 Million
273K
Q1 2025
Added 96.95%
QSR
Restaurant Brands International Inc.

Consumer Cyclical
PUT
$24.5 Million
368K
Q1 2025
Added 96.95%
RVP
Retractable Technologies Inc

Healthcare
CALL
$10,000
15.5K
Q1 2025
New holding
REVG
Rev Group, Inc.

Industrials
CALL
$786,000
24.9K
Q1 2025
Added 208.11%
REVG
Rev Group, Inc.

Industrials
PUT
$360,000
11.4K
Q1 2025
Added 208.11%
RVPH
Reviva Pharmaceuticals Holdings, Inc.

Healthcare
CALL
$450,000
475K
Q1 2025
Reduced 61.77%
RVPH
Reviva Pharmaceuticals Holdings, Inc.

Healthcare
PUT
$22,000
23.7K
Q1 2025
Reduced 61.77%
RVMD
Revolution Medicines, Inc.

Healthcare
CALL
$1.14 Million
32.1K
Q1 2025
Reduced 21.74%
RVMD
Revolution Medicines, Inc.

Healthcare
PUT
$3.72 Million
105K
Q1 2025
Reduced 21.74%
RVLV
Revolve Group, Inc.

Consumer Cyclical
CALL
$1.35 Million
62.6K
Q1 2025
Reduced 71.5%
RVLV
Revolve Group, Inc.

Consumer Cyclical
PUT
$590,000
27.5K
Q1 2025
Reduced 71.5%
PKI
Perkinelmer Inc

Healthcare
CALL
$435,000
3.6K
Q1 2025
Reduced 21.05%
PKI
Perkinelmer Inc

Healthcare
PUT
$363,000
3K
Q1 2025
Reduced 21.05%
REX
Rex American Resources Corp

Basic Materials
CALL
$980,000
26.1K
Q1 2025
Added 90.64%
REX
Rex American Resources Corp

Basic Materials
PUT
$1.45 Million
38.7K
Q1 2025
Added 90.64%
REXR
Rexford Industrial Realty, Inc.

Real Estate
CALL
$7.65 Million
195K
Q1 2025
Reduced 24.68%
REXR
Rexford Industrial Realty, Inc.

Real Estate
PUT
$3.25 Million
83K
Q1 2025
Reduced 24.68%
REYN
Reynolds Consumer Products Inc.

Consumer Cyclical
CALL
$59,000
2.5K
Q1 2025
Added 6850.0%
REYN
Reynolds Consumer Products Inc.

Consumer Cyclical
PUT
$331,000
13.9K
Q1 2025
Added 6850.0%
RZLT
Rezolute, Inc.

Healthcare
CALL
$17,000
5.9K
Q1 2025
Reduced 46.43%
RZLT
Rezolute, Inc.

Healthcare
PUT
$4,000
1.5K
Q1 2025
Reduced 46.43%
Rezolve Ai LTD
CALL
$0
44.9K
Q1 2025
New holding
Rezolve Ai LTD
PUT
$0
22.2K
Q1 2025
New holding
RFIL
R F Industries LTD

Industrials
CALL
$28,000
6.1K
Q1 2025
Reduced 56.45%
RFIL
R F Industries LTD

Industrials
PUT
$12,000
2.7K
Q1 2025
Reduced 56.45%
RGCO
Rgc Resources Inc

Utilities
CALL
$73,000
3.5K
Q1 2025
Added 72.0%
RGCO
Rgc Resources Inc

Utilities
PUT
$89,000
4.3K
Q1 2025
Added 72.0%
RYTM
Rhythm Pharmaceuticals, Inc.

Healthcare
CALL
$1.9 Million
35.8K
Q1 2025
Reduced 76.42%
RYTM
Rhythm Pharmaceuticals, Inc.

Healthcare
PUT
$132,000
2.5K
Q1 2025
Reduced 76.42%
RBBN
Ribbon Communications Inc.

Communication Services
CALL
$22,000
5.8K
Q1 2025
Added 2666.67%
RBBN
Ribbon Communications Inc.

Communication Services
PUT
$32,000
8.3K
Q1 2025
Added 2666.67%
RELL
Richardson Electronics, Ltd.

Technology
CALL
$1,000
100
Q1 2025
Added 82.14%
RELL
Richardson Electronics, Ltd.

Technology
PUT
$227,000
20.4K
Q1 2025
Added 82.14%
Rigel Pharmaceuticals Inc
CALL
$0
14.8K
Q1 2025
Added 340.0%
Rigel Pharmaceuticals Inc
PUT
$0
8.8K
Q1 2025
Added 340.0%
REPX
Riley Exploration Permian, Inc.

Energy
CALL
$274,000
9.4K
Q1 2025
Added 40.0%
REPX
Riley Exploration Permian, Inc.

Energy
PUT
$326,000
11.2K
Q1 2025
Added 40.0%
RMNI
Rimini Street, Inc.

Technology
CALL
$5,000
1.6K
Q1 2025
Added 220.0%
RMNI
Rimini Street, Inc.

Technology
PUT
$1,000
400
Q1 2025
Added 220.0%
REI
Ring Energy, Inc.

Energy
CALL
$17,000
14.8K
Q1 2025
Reduced 23.18%
REI
Ring Energy, Inc.

Energy
PUT
$38,000
33.8K
Q1 2025
Reduced 23.18%
RNG
Ring Central, Inc.

Technology
CALL
$3.43 Million
138K
Q1 2025
Reduced 10.15%
Ken Griffin

Ken Griffin

Ken Griffin is the founder and CEO of Citadel Advisors, a successful investment firm that uses technology and data-driven approaches to investing. Griffin is known for his expertise in quantitative investing and his innovative approach to investing. He has generated strong returns for his clients over the long term.
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Summary

  • Portfolio
  • No. of Stocks 17,161
  • Current Value $509 Billion
  • Prior Value $559 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 15, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 1,248 stocks
  • Additional Purchases 2,438 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 2,161 stocks
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