Aigen Investment Management’s Intuitive Surgical ISRG Stock Holding History

Aigen Investment 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 Q1	$3.57M	Buy	7,747 +7,169	+1,240%	+$3.63M	0.92%	13
2025 Q4	$327K	Sell	578 -7,371	-93%	-$3.92M	0.08%	338
2025 Q3	$3.56M	Buy	7,949 +6,230	+362%	+$2.99M	0.55%	20
2025 Q2	$934K	Buy	1,719 +994	+137%	+$520K	0.13%	260
2025 Q1	$359K	Buy	+725	New	+$401K	0.06%	441
2024 Q2	–	Sell	-1,251	Closed	-$499K	–	902
2024 Q1	$499K	Buy	+1,251	New	+$473K	0.11%	280
2022 Q4	–	Sell	-18,387	Closed	-$3.45M	–	655
2022 Q3	$3.45M	Sell	18,387 -8,518	-32%	-$1.83M	0.49%	54
2022 Q2	$5.4M	Buy	+26,905	New	+$6.31M	0.91%	14
2022 Q1	–	Sell	-1,846	Closed	-$635K	–	811
2021 Q4	$635K	Buy	+1,846	New	+$635K	0.04%	554
2020 Q1	–	Sell	-369	Closed	-$73K	–	1405
2019 Q4	$73K	Buy	+369	New	+$69.1K	0.01%	740

Other funds holding ISRG

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Aigen Investment Management's ISRG Position: Q1 2026 in Review

Aigen Investment Management increased its Intuitive Surgical (ISRG) stake by 1,240% in Q1 2026, buying an estimated $3.63M and bringing the position to 7,747 shares worth $3.57M. The position accounts for 0.92% of the portfolio, ranked #13.

Aigen Investment Management first reported a position in ISRG in Q4 2019 and has held it in 10 quarters since. The position peaked at $5.4M in Q2 2022. 2,303 funds tracked by Wall St. Rank hold ISRG as of Q1 2026.

Aigen Investment Management held 7,747 shares of Intuitive Surgical worth $3.57M as of Q1 2026.
Aigen Investment Management bought 7,169 Intuitive Surgical shares in Q1 2026, an estimated $3.63M.
Intuitive Surgical made up 0.92% of Aigen Investment Management's portfolio in Q1 2026, its #13 holding.
Aigen Investment Management first reported a position in Intuitive Surgical in Q4 2019 and has held it in 10 quarters since.
Aigen Investment Management's Intuitive Surgical position peaked at $5.4M in Q2 2022.
2,303 funds tracked by Wall St. Rank held Intuitive Surgical as of Q1 2026.

Based on Aigen Investment Management's 13F filing for Q1 2026, filed 15 May 2026.