Silphium Asset Management’s Intuitive Surgical ISRG Stock Holding History

Silphium Asset Management’s Portfolio ISRG Stock Details ISRG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$629K	Buy	1,582 +160	+11%	+$69.9K	0.21%	42
2026 Q1	$656K	Sell	1,422 -413	-23%	-$209K	0.25%	38
2025 Q4	$1.04M	Buy	+1,835	New	+$977K	0.44%	42
2020 Q1	–	Sell	-1,200	Closed	-$236K	–	25
2019 Q4	$236K	Sell	1,200 -300	-20%	-$56.2K	0.12%	59
2019 Q3	$270K	Sell	1,500 -450	-23%	-$77.8K	0.1%	82
2019 Q2	$341K	Buy	1,950 +360	+23%	+$61.7K	0.1%	72
2019 Q1	$302K	Buy	+1,590	New	+$283K	0.16%	60

Other funds holding ISRG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Norges Bank Oslo, Norway $1T AUM

Silphium Asset Management's ISRG Position: Q2 2026 in Review

Silphium Asset Management increased its Intuitive Surgical (ISRG) stake by 11% in Q2 2026, buying an estimated $69.9K and bringing the position to 1,582 shares worth $629K. The position accounts for 0.21% of the portfolio, ranked #42.

Silphium Asset Management first reported a position in ISRG in Q1 2019 and has held it in 7 quarters since. The position peaked at $1.04M in Q4 2025. 2,258 funds tracked by Wall St. Rank hold ISRG as of Q2 2026.

Silphium Asset Management held 1,582 shares of Intuitive Surgical worth $629K as of Q2 2026.
Silphium Asset Management bought 160 Intuitive Surgical shares in Q2 2026, an estimated $69.9K.
Intuitive Surgical made up 0.21% of Silphium Asset Management's portfolio in Q2 2026, its #42 holding.
Silphium Asset Management first reported a position in Intuitive Surgical in Q1 2019 and has held it in 7 quarters since.
Silphium Asset Management's Intuitive Surgical position peaked at $1.04M in Q4 2025.
2,258 funds tracked by Wall St. Rank held Intuitive Surgical as of Q2 2026.

Based on Silphium Asset Management's 13F filing for Q2 2026, filed 30 Jul 2026.