Mariner
EXPO icon

Mariner’s Exponent EXPO Stock Holding History

Mariner’s Portfolio EXPO Stock Details EXPO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$436K Sell
7,419
-19,652
-73% -$1.21M ﹤0.01% 2548
2026
Q1 		$1.77M Buy
27,071
+9,970
+58% +$709K ﹤0.01% 1588
2025
Q4 		$1.19M Buy
17,101
+2,014
+13% +$141K ﹤0.01% 1830
2025
Q3 		$1.05M Buy
15,087
+260
+2% +$18.6K ﹤0.01% 1869
2025
Q2 		$1.11M Sell
14,827
-1,013
-6% -$78.5K ﹤0.01% 1725
2025
Q1 		$1.28M Sell
15,840
-1,027
-6% -$89.5K ﹤0.01% 1515
2024
Q4 		$1.5M Sell
16,867
-326
-2% -$32.8K ﹤0.01% 1380
2024
Q3 		$1.98M Sell
17,193
-256
-1% -$26.8K ﹤0.01% 1194
2024
Q2 		$1.66M Buy
17,449
+322
+2% +$29K ﹤0.01% 1205
2024
Q1 		$1.42M Buy
17,127
+385
+2% +$31.8K ﹤0.01% 1287
2023
Q4 		$1.47M Buy
16,742
+3
+0% +$246 ﹤0.01% 1197
2023
Q3 		$1.43M Buy
16,739
+1,539
+10% +$139K ﹤0.01% 1142
2023
Q2 		$1.42M Sell
15,200
-368
-2% -$34.6K ﹤0.01% 1115
2023
Q1 		$1.55M Buy
15,568
+1,137
+8% +$116K ﹤0.01% 1066
2022
Q4 		$1.43M Buy
14,431
+2,163
+18% +$210K ﹤0.01% 1071
2022
Q3 		$1.08M Buy
12,268
+389
+3% +$36.9K ﹤0.01% 1017
2022
Q2 		$1.09M Buy
11,879
+1,192
+11% +$112K ﹤0.01% 882
2022
Q1 		$1.15M Buy
+10,687
New +$1.03M ﹤0.01% 887
2019
Q3 		– Sell
-12,147
Closed -$711K – 797
2019
Q2 		$711K Sell
12,147
-155
-1% -$8.83K 0.01% 611
2019
Q1 		$710K Buy
12,302
+7,916
+180% +$428K 0.01% 575
2018
Q4 		$222K Sell
4,386
-93
-2% -$4.67K ﹤0.01% 749
2018
Q3 		$240K Sell
4,479
-325
-7% -$16.6K 0.01% 719
2018
Q2 		$232K Buy
+4,804
New +$220K 0.01% 711

Other funds holding EXPO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
GCM
Geneva Capital Management Milwaukee, Wisconsin $4.36B AUM 17.81% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Mariner's EXPO Position: Q2 2026 in Review

Mariner reduced its Exponent (EXPO) stake by 73% in Q2 2026, selling an estimated $1.21M and leaving 7,419 shares worth $436K. The position accounts for ﹤0.01% of the portfolio, ranked #2548.

Mariner first reported a position in EXPO in Q2 2018 and has held it in 23 quarters since. The position peaked at $1.98M in Q3 2024. 341 funds tracked by Wall St. Rank hold EXPO as of Q2 2026.

  • Mariner held 7,419 shares of Exponent worth $436K as of Q2 2026.
  • Mariner sold 19,652 Exponent shares in Q2 2026, an estimated $1.21M.
  • Exponent made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2548 holding.
  • Mariner first reported a position in Exponent in Q2 2018 and has held it in 23 quarters since.
  • Mariner's Exponent position peaked at $1.98M in Q3 2024.
  • 341 funds tracked by Wall St. Rank held Exponent as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.