Group One Trading
MCY icon

Group One Trading’s Mercury Insurance MCY Stock Holding History

Group One Trading’s Portfolio MCY Stock Details MCY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$533K Sell
5,000
-19,300
-79% -$1.9M ﹤0.01% 3437
2026
Q1 		$2.14M Buy
24,300
+24,200
+24,200% +$2.16M ﹤0.01% 2012
2025
Q4 		$9.41K Buy
+100
New +$8.68K ﹤0.01% 6843
2025
Q3 		– Sell
-3,500
Closed -$236K – 8831
2025
Q2 		$236K Sell
3,500
-25,600
-88% -$1.52M ﹤0.01% 4166
2025
Q1 		$1.63M Buy
+29,100
New +$1.57M ﹤0.01% 2016
2024
Q2 		– Sell
-100
Closed -$5.16K – 7169
2024
Q1 		$5.16K Hold
100
– – ﹤0.01% 6175
2023
Q4 		$3.73K Sell
100
-4,900
-98% -$170K ﹤0.01% 6621
2023
Q3 		$140K Sell
5,000
-1,100
-18% -$32.4K ﹤0.01% 4127
2023
Q2 		$185K Buy
+6,100
New +$186K ﹤0.01% 4019
2023
Q1 		– Sell
-3,400
Closed -$116K – 7631
2022
Q4 		$116K Sell
3,400
-500
-13% -$16.6K ﹤0.01% 4306
2022
Q3 		$111K Buy
3,900
+2,700
+225% +$97.9K ﹤0.01% 4680
2022
Q2 		$53K Sell
1,200
-1,700
-59% -$84K ﹤0.01% 5504
2022
Q1 		$160K Buy
+2,900
New +$156K ﹤0.01% 5037
2021
Q3 		– Sell
-3,100
Closed -$201K – 8521
2021
Q2 		$201K Sell
3,100
-700
-18% -$44.4K ﹤0.01% 5243
2021
Q1 		$231K Buy
3,800
+2,800
+280% +$160K ﹤0.01% 4881
2020
Q4 		$52K Buy
1,000
+200
+25% +$8.94K ﹤0.01% 4984
2020
Q3 		$33K Buy
800
+700
+700% +$30.1K ﹤0.01% 4891
2020
Q2 		$4K Sell
100
-900
-90% -$36.1K ﹤0.01% 5429
2020
Q1 		$41K Buy
+1,000
New +$45.6K ﹤0.01% 3837
2019
Q1 		– Sell
-100
Closed -$5K – 5122
2018
Q4 		$5K Buy
+100
New +$5.44K ﹤0.01% 4470

Other funds holding MCY

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Group One Trading's MCY Position: Q2 2026 in Review

Group One Trading opened a new position in Mercury Insurance (MCY) in Q2 2026: 6,220 shares worth $663K. The stake represents ﹤0.01% of the portfolio and ranks #3234 among its holdings. This is a return to the name: Group One Trading previously reported a position in MCY as recently as Q4 2025.

Group One Trading first reported a position in MCY in Q4 2020 and has held it in 7 quarters since. The position peaked at $3.4M in Q4 2025. 349 funds tracked by Wall St. Rank hold MCY as of Q2 2026.

  • Group One Trading held 6,220 shares of Mercury Insurance worth $663K as of Q2 2026.
  • Mercury Insurance was a new Group One Trading position in Q2 2026.
  • Mercury Insurance made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #3234 holding.
  • Group One Trading first reported a position in Mercury Insurance in Q4 2020 and has held it in 7 quarters since.
  • Group One Trading's Mercury Insurance position peaked at $3.4M in Q4 2025.
  • 349 funds tracked by Wall St. Rank held Mercury Insurance as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.