Position in MRSH
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$23,673,670
-$128,892,597 QoQ
Shares Held
136,487
-83.4% QoQ
Ownership
0.028%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MRSH Over Time
Shares Held
Position Value (USD)
Derivatives in MRSH
reported options exposure · as of Mar 31, 2026CallValue
$19,530,470
CallShares
112,600
PutValue
$1,075,390
PutShares
6,200
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 Insurance Brokers
Financial Services · as of Mar 31, 2026CITADEL ADVISORS LLC holds $479,024,060 across 14 Insurance Brokers names. MRSH ranks #5 (4.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WTW |
Willis Towers Watson PLC
|
574,298 | $166,948,428 | |
| 2 | AJG |
Arthur J. Gallagher & Co.
|
762,692 | $165,183,833 | |
| 3 | BRO |
Brown & Brown, Inc.
|
986,733 | $64,344,858 | |
| 4 | AON |
Aon plc
|
80,300 | $25,919,233 | |
| 5 | MRSH |
Marsh & Mclennan Companies, Inc.
This page
|
136,487 | $23,673,670 | |
| 6 | ARX |
Accelerant Holdings
|
1,144,206 | $15,286,591 | |
| 7 | ERIE |
Erie Indemnity Co
|
24,949 | $6,269,933 | |
| 8 | LIFE |
Ethos Technologies Inc.
|
390,000 | $4,356,300 |
All Filings in MRSH
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $19,530,470 | 112,600 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $23,673,670 | 136,487 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $1,075,390 | 6,200 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $1,409,952 | 7,600 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $21,780,048 | 117,400 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $152,566,267 | 822,371 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $17,351,733 | 86,100 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $78,904,839 | 391,529 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $1,773,464 | 8,800 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $30,789,540 | 140,823 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $3,345,192 | 15,300 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $22,476,192 | 102,800 | Call | Defined | 2025-08-14 | |
| 2025-03-31 | $1,464,180 | 6,000 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $49,824,824 | 204,175 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $15,056,651 | 61,700 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $81,033,140 | 381,494 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $16,610,462 | 78,200 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $8,623,846 | 40,600 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $26,971,581 | 120,900 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $73,633,308 | 330,061 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $28,934,773 | 129,700 | Put | Defined | 2024-11-14 | |
| 2024-06-30 | $11,842,464 | 56,200 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $33,715,200 | 160,000 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $32,996,012 | 156,587 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $6,611,958 | 32,100 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $11,118,182 | 53,977 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $33,554,142 | 162,900 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $28,761,546 | 151,800 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $23,494 | 124 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $1,098,926 | 5,800 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $14,462,800 | 76,000 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $13,682,570 | 71,900 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $22,251,588 | 116,929 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $50,015,173 | 265,925 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $8,933,800 | 47,500 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $6,883,728 | 36,600 | Put | Defined | 2023-08-14 | |
| 2023-03-31 | $19,203,215 | 115,300 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $14,223,370 | 85,400 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $21,536,747 | 129,311 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $20,105,820 | 121,500 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $43,128,389 | 260,626 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $17,425,044 | 105,300 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $36,736,834 | 246,077 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $18,482,102 | 123,800 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $25,200,152 | 168,800 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $21,050,967 | 135,594 | Shares | Defined | 2022-08-15 | |
| 2022-06-30 | $21,905,775 | 141,100 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $34,574,175 | 222,700 | Put | Defined | 2022-08-15 | |
| 2022-03-31 | $10,378,578 | 60,900 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $35,585,911 | 208,813 | Shares | Defined | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||