Ken Griffin Markel Corp Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Markel Corp stock. As of the latest transaction made, Citadel Advisors LLC holds 11,400 shares of MKL stock, worth $23.5 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

11,400

Previous 7,890 44.49%

Holding current value

$23.5 Million

Previous $15.8 Million 38.26%

% of portfolio

0.0%

Previous 0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$1678.5 - $1997.36 $12.2 Million - $14.6 Million	7,297 Added 1230.52%	7,890 $15.8 Million
Q1 2025 May 15, 2025	BUY	$1660.14 - $2059.83 $200,876 - $249,239	121 Added 25.64%	593 $1.11 Million
Q4 2024 Feb 14, 2025	SELL	$1542.01 - $1785.11 $43.4 Million - $50.2 Million	-28,116 Reduced 98.35%	472 $814,000
Q3 2024 Nov 14, 2024	BUY	$1494.55 - $1645.69 $28.9 Million - $31.9 Million	19,361 Added 209.83%	28,588 $44.8 Million
Q2 2024 Aug 14, 2024	BUY	$1423.66 - $1663.21 $13.1 Million - $15.3 Million	9,227 New	9,227 $14.5 Million

Q4 2023 Feb 14, 2024	SELL	$1301.3 - $1505.62 $18.4 Million - $21.3 Million	-14,170 Reduced 96.29%	546 $775,000
Q3 2023 Nov 14, 2023	BUY	$1365.16 - $1543.95 $20.1 Million - $22.7 Million	14,716 New	14,716 $21.7 Million
Q1 2023 May 15, 2023	SELL	$1191.46 - $1440.27 $7.28 Million - $8.8 Million	-6,111 Reduced 99.98%	1 $1,000
Q4 2022 Feb 14, 2023	SELL	$1120.45 - $1344.96 $8.65 Million - $10.4 Million	-7,716 Reduced 55.8%	6,112 $8.05 Million
Q3 2022 Nov 14, 2022	BUY	$1069.89 - $1321.87 $4.43 Million - $5.47 Million	4,139 Added 42.72%	13,828 $15 Million
Q2 2022 Aug 15, 2022	SELL	$1261.21 - $1497.39 $36.3 Million - $43.1 Million	-28,811 Reduced 74.83%	9,689 $12.5 Million
Q4 2021 Feb 14, 2022	BUY	$1188.0 - $1330.53 $27.1 Million - $30.3 Million	22,810 Added 145.38%	38,500 $47.5 Million
Q3 2021 Nov 15, 2021	BUY	$1184.0 - $1282.99 $15.1 Million - $16.4 Million	12,792 Added 441.41%	15,690 $18.8 Million
Q2 2021 Aug 16, 2021	SELL	$1155.0 - $1248.87 $15.8 Million - $17.1 Million	-13,689 Reduced 82.53%	2,898 $3.44 Million
Q1 2021 May 17, 2021	SELL	$943.6 - $1156.17 $40.9 Million - $50.1 Million	-43,354 Reduced 72.33%	16,587 $18.9 Million
Q4 2020 Feb 16, 2021	BUY	$932.8 - $1068.74 $34.7 Million - $39.7 Million	37,190 Added 163.47%	59,941 $61.9 Million
Q3 2020 Nov 16, 2020	BUY	$892.91 - $1111.62 $19.2 Million - $23.9 Million	21,498 Added 1715.72%	22,751 $22.2 Million
Q2 2020 Aug 14, 2020	SELL	$790.45 - $1049.55 $16.2 Million - $21.6 Million	-20,545 Reduced 94.25%	1,253 $1.16 Million
Q1 2020 May 15, 2020	BUY	$742.21 - $1341.08 $2.55 Million - $4.6 Million	3,433 Added 18.69%	21,798 $20.2 Million
Q4 2019 Feb 14, 2020	SELL	$1102.5 - $1179.77 $25.5 Million - $27.3 Million	-23,114 Reduced 55.72%	18,365 $21 Million
Q3 2019 Nov 14, 2019	SELL	$1080.02 - $1196.23 $18.1 Million - $20.1 Million	-16,803 Reduced 28.83%	41,479 $49 Million
Q2 2019 Aug 14, 2019	BUY	$978.74 - $1095.88 $48.2 Million - $54 Million	49,251 Added 545.35%	58,282 $63.5 Million
Q1 2019 May 15, 2019	SELL	$957.49 - $1069.2 $22.1 Million - $24.7 Million	-23,065 Reduced 71.86%	9,031 $0
Q4 2018 Feb 14, 2019	BUY	$954.39 - $1191.73 $25.6 Million - $31.9 Million	26,800 Added 506.04%	32,096 $33.3 Million
Q3 2018 Nov 13, 2018	SELL	$1083.48 - $1218.38 $526,571 - $592,132	-486 Reduced 8.41%	5,296 $0
Q2 2018 Aug 10, 2018	BUY	$1084.35 - $1165.11 $5.94 Million - $6.38 Million	5,476 Added 1789.54%	5,782 $0
Q1 2018 May 11, 2018	BUY	$1058.06 - $1182.13 $323,766 - $361,731	306 New	306 $358,000

Others Institutions Holding MKL

# of Institutions

941

Shares Held

21.1M

Call Options Held

60.8K

Put Options Held

73.6K

View Full List

About MARKEL CORP

Ticker MKL
Exchange NYSE
Sector Financial Services
Industry Insurance—Property & Casualty
Shares Outstandng 13,525,400
Market Cap $27.9B
Description
Markel Corporation, a diverse financial holding company, markets and underwrites specialty insurance products in the United States, Bermuda, the United Kingdom, rest of Europe, Canada, the Asia Pacific, and the Middle East. Its Insurance segment offers general and professional liability, personal lines, marine and energy, specialty programs, and...

More about MKL

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