Mariner
FTNT icon

Mariner’s Fortinet FTNT Stock Holding History

Mariner’s Portfolio FTNT Stock Details FTNT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$63.6M Sell
413,710
-27,913
-6% -$3.23M 0.07% 224
2026
Q1 		$36.1M Buy
441,623
+139,035
+46% +$11.2M 0.04% 327
2025
Q4 		$24M Buy
302,588
+116,093
+62% +$9.63M 0.03% 400
2025
Q3 		$15.7M Sell
186,495
-54,294
-23% -$4.84M 0.02% 485
2025
Q2 		$25.5M Buy
240,789
+28,382
+13% +$2.86M 0.04% 356
2025
Q1 		$20.4M Buy
212,407
+4,697
+2% +$476K 0.03% 375
2024
Q4 		$19.6M Buy
207,710
+25,323
+14% +$2.25M 0.03% 370
2024
Q3 		$14.1M Sell
182,387
-7,524
-4% -$514K 0.03% 435
2024
Q2 		$11.4M Sell
189,911
-1,066,508
-85% -$66.3M 0.02% 477
2024
Q1 		$85.8M Buy
1,256,419
+176,458
+16% +$11.7M 0.18% 117
2023
Q4 		$63.2M Buy
1,079,961
+127,117
+13% +$7.03M 0.15% 136
2023
Q3 		$55.9M Buy
952,844
+87,509
+10% +$5.79M 0.15% 132
2023
Q2 		$65.4M Buy
865,335
+100,052
+13% +$6.8M 0.17% 116
2023
Q1 		$50.9M Buy
765,283
+659,813
+626% +$37.5M 0.15% 143
2022
Q4 		$5.16M Buy
105,470
+25,964
+33% +$1.35M 0.02% 592
2022
Q3 		$3.91M Sell
79,506
-4,542
-5% -$246K 0.02% 577
2022
Q2 		$4.76M Buy
84,048
+4,713
+6% +$280K 0.02% 508
2022
Q1 		$5.42M Buy
79,335
+27,670
+54% +$1.72M 0.02% 478
2021
Q4 		$3.71M Buy
+51,665
New +$3.4M 0.02% 505
2019
Q3 		– Sell
-22,870
Closed -$351K – 816
2019
Q2 		$351K Buy
22,870
+2,605
+13% +$42.9K ﹤0.01% 824
2019
Q1 		$340K Buy
+20,265
New +$323K ﹤0.01% 775
2018
Q4 		– Sell
-16,225
Closed -$299K – 865
2018
Q3 		$299K Buy
+16,225
New +$248K 0.01% 659

Other funds holding FTNT

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Mariner's FTNT Position: Q2 2026 in Review

Mariner reduced its Fortinet (FTNT) stake by 6.3% in Q2 2026, selling an estimated $3.23M and leaving 413,710 shares worth $63.6M. The position accounts for 0.07% of the portfolio, ranked #224.

Mariner first reported a position in FTNT in Q3 2018 and has held it in 22 quarters since. The position peaked at $85.8M in Q1 2024. 1,578 funds tracked by Wall St. Rank hold FTNT as of Q2 2026.

  • Mariner held 413,710 shares of Fortinet worth $63.6M as of Q2 2026.
  • Mariner sold 27,913 Fortinet shares in Q2 2026, an estimated $3.23M.
  • Fortinet made up 0.07% of Mariner's portfolio in Q2 2026, its #224 holding.
  • Mariner first reported a position in Fortinet in Q3 2018 and has held it in 22 quarters since.
  • Mariner's Fortinet position peaked at $85.8M in Q1 2024.
  • 1,578 funds tracked by Wall St. Rank held Fortinet as of Q2 2026.

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