Ardsley Advisory Partners’s Fortinet FTNT Stock Holding History

Ardsley Advisory Partners’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
2025 Q1	–	Sell	-55,000	Closed	-$5.2M	–	164
2024 Q4	$5.2M	Buy	+55,000	New	+$4.89M	0.82%	50
2024 Q3	–	Sell	-40,000	Closed	-$2.41M	–	156
2024 Q2	$2.41M	Buy	+40,000	New	+$2.49M	0.35%	69
2024 Q1	–	Sell	-11,000	Closed	-$644K	–	147
2023 Q4	$644K	Buy	+11,000	New	+$608K	0.1%	109

Other funds holding FTNT

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

ACM

Argent Capital Management St Louis, Missouri $3.17B AUM 36.16% 1-Year Est. Return

Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return

Asset Management One Tokyo, Japan $39B AUM 37.51% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

EOJOAM

E. Ohman J:or Asset Management Stockholm, Sweden $4.3B AUM 29.55% 1-Year Est. Return

CTB

Country Trust Bank Bloomington, Illinois $5.71B AUM 25.48% 1-Year Est. Return

Ardsley Advisory Partners's FTNT Position: Q2 2026 in Review

Ardsley Advisory Partners sold out of Fortinet (FTNT) in Q2 2026, closing a stake of 25,600 shares — an estimated $2.09M sold.

Ardsley Advisory Partners first reported a position in FTNT in Q2 2014 and held it in 5 quarters. The position peaked at $2.09M in Q1 2026. 524 funds tracked by Wall St. Rank hold FTNT as of Q2 2026.

Ardsley Advisory Partners reported no remaining Fortinet position as of Q2 2026 after selling out during the quarter.
Ardsley Advisory Partners sold 25,600 Fortinet shares in Q2 2026, an estimated $2.09M.
Ardsley Advisory Partners first reported a position in Fortinet in Q2 2014 and held it in 5 quarters.
Ardsley Advisory Partners's Fortinet position peaked at $2.09M in Q1 2026.
524 funds tracked by Wall St. Rank held Fortinet as of Q2 2026.

Based on Ardsley Advisory Partners's 13F filing for Q2 2026, filed 13 Jul 2026.