Simplex Trading
ISRG icon

Simplex Trading’s Intuitive Surgical ISRG Stock Holding History

Simplex Trading’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 		$20M Sell
43,400
-56,900
-57% -$28.8M 0.01% 431
2025
Q4 		$56.8M Buy
100,300
+22,600
+29% +$12M 0.03% 255
2025
Q3 		$34.7M Buy
77,700
+15,200
+24% +$7.29M 0.02% 448
2025
Q2 		$34M Sell
62,500
-30,600
-33% -$16M 0.02% 388
2025
Q1 		$46.1M Sell
93,100
-2,200
-2% -$1.22M 0.03% 295
2024
Q4 		$49.7M Sell
95,300
-41,100
-30% -$21.4M 0.03% 308
2024
Q3 		$67M Buy
136,400
+26,100
+24% +$12.2M 0.04% 240
2024
Q2 		$49.1M Sell
110,300
-215,200
-66% -$85.7M 0.03% 302
2024
Q1 		$130M Buy
325,500
+1,600
+0.5% +$605K 0.08% 131
2023
Q4 		$109M Buy
323,900
+110,200
+52% +$32.8M 0.07% 166
2023
Q3 		$62.5M Buy
213,700
+167,300
+361% +$52.2M 0.05% 230
2023
Q2 		$15.9M Sell
46,400
-14,800
-24% -$4.48M 0.01% 672
2023
Q1 		$15.6M Sell
61,200
-112,800
-65% -$27.8M 0.01% 687
2022
Q4 		$46.2M Sell
174,000
-24,100
-12% -$5.88M 0.05% 290
2022
Q3 		$37.1M Buy
198,100
+78,000
+65% +$16.8M 0.04% 324
2022
Q2 		$24.1M Buy
120,100
+63,100
+111% +$14.8M 0.03% 433
2022
Q1 		$17.2M Sell
57,000
-212,600
-79% -$62.1M 0.02% 596
2021
Q4 		$96.9M Sell
269,600
-117,400
-30% -$40.4M 0.1% 155
2021
Q3 		$120M Buy
387,000
+300
+0.1% +$101K 0.11% 117
2021
Q2 		$119M Buy
386,700
+386,193
+76,172% +$108M 0.11% 115
2021
Q1 		$12.5M Sell
507
-981
-66% -$247K 0.02% 391
2020
Q4 		$40.6M Buy
1,488
+552
+59% +$137K 0.05% 205
2020
Q3 		$22.1M Buy
936
+375
+67% +$84.2K 0.03% 310
2020
Q2 		$10.7M Sell
561
-2,595
-82% -$465K 0.02% 502
2020
Q1 		$52.1M Sell
3,156
-2,088
-40% -$382K 0.09% 109
2019
Q4 		$103M Buy
5,244
+1,566
+43% +$293K 0.23% 47
2019
Q3 		$66.2M Buy
3,678
+444
+14% +$76.8K 0.19% 68
2019
Q2 		$56.5M Buy
3,234
+228
+8% +$39.1K 0.15% 70
2019
Q1 		$57.2M Sell
3,006
-1,227
-29% -$218K 0.16% 81
2018
Q4 		$67.6M Buy
4,233
+141
+3% +$23.9K 0.2% 60
2018
Q3 		$78.3M Sell
4,092
-687
-14% -$122K 0.25% 51
2018
Q2 		$76.2M Sell
4,779
-579
-11% -$88.3K 0.3% 40
2018
Q1 		$1.86M Sell
5,358
-2,928
-35% -$409K 0.08% 205
2017
Q4 		$2.04M Buy
8,286
+2,229
+37% +$279K 0.09% 188
2017
Q3 		$470K Buy
6,057
+720
+13% +$78.4K 0.02% 706
2017
Q2 		$317K Buy
5,337
+1,683
+46% +$162K 0.01% 913
2017
Q1 		$157K Sell
3,654
-2,457
-40% -$194K 0.01% 1400
2016
Q4 		$642K Buy
6,111
+2,934
+92% +$216K 0.04% 423
2016
Q3 		$71K Buy
3,177
+2,178
+218% +$167K ﹤0.01% 1812
2016
Q2 		$71K Sell
999
-531
-35% -$37.4K ﹤0.01% 1738
2016
Q1 		$167K Buy
1,530
+279
+22% +$17.3K 0.01% 987
2015
Q4 		$525K Sell
1,251
-729
-37% -$40.9K 0.04% 413
2015
Q3 		$599K Buy
1,980
+198
+11% +$11.2K 0.04% 387
2015
Q2 		$267K Buy
1,782
+1,368
+330% +$76.5K 0.02% 655
2015
Q1 		$106K Sell
414
-1,179
-74% -$66.7K 0.01% 1065
2014
Q4 		$140K Buy
+1,593
New +$88.7K 0.02% 754

Other funds holding ISRG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital World Investors
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
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Simplex Trading's ISRG Position: Q1 2026 in Review

Simplex Trading sold out of Intuitive Surgical (ISRG) in Q1 2026, closing a stake of 6,141 shares — an estimated $3.11M sold.

Simplex Trading first reported a position in ISRG in Q4 2014 and held it in 25 quarters. The position peaked at $29.5M in Q3 2021. 2,302 funds tracked by Wall St. Rank hold ISRG as of Q1 2026.

  • Simplex Trading reported no remaining Intuitive Surgical position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 6,141 Intuitive Surgical shares in Q1 2026, an estimated $3.11M.
  • Simplex Trading first reported a position in Intuitive Surgical in Q4 2014 and held it in 25 quarters.
  • Simplex Trading's Intuitive Surgical position peaked at $29.5M in Q3 2021.
  • 2,302 funds tracked by Wall St. Rank held Intuitive Surgical as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.