Simplex Trading
INSP icon

Simplex Trading’s Inspire Medical Systems INSP Stock Holding History

Simplex Trading’s Portfolio INSP Stock Details INSP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$72.2K Sell
1,400
-3,300
-70% -$231K ﹤0.01% 5460
2025
Q4 		$433K Buy
4,700
+1,800
+62% +$172K ﹤0.01% 3436
2025
Q3 		$215K Sell
2,900
-2,800
-49% -$283K ﹤0.01% 4863
2025
Q2 		$739K Buy
5,700
+4,700
+470% +$682K ﹤0.01% 3105
2025
Q1 		$159K Sell
1,000
-5,800
-85% -$1.05M ﹤0.01% 4564
2024
Q4 		$1.26M Sell
6,800
-24,900
-79% -$4.83M ﹤0.01% 2623
2024
Q3 		$6.69M Buy
31,700
+21,200
+202% +$3.68M ﹤0.01% 1290
2024
Q2 		$1.41M Sell
10,500
-33,100
-76% -$6.26M ﹤0.01% 2557
2024
Q1 		$9.36M Buy
43,600
+28,800
+195% +$5.65M 0.01% 1165
2023
Q4 		$3.01M Sell
14,800
-200
-1% -$32.4K ﹤0.01% 2003
2023
Q3 		$2.98M Buy
15,000
+1,200
+9% +$303K ﹤0.01% 1742
2023
Q2 		$4.48M Buy
13,800
+5,800
+73% +$1.66M ﹤0.01% 1392
2023
Q1 		$1.87M Buy
8,000
+7,300
+1,043% +$1.85M ﹤0.01% 2000
2022
Q4 		$176K Sell
700
-16,400
-96% -$3.5M ﹤0.01% 4377
2022
Q3 		$3.03M Buy
17,100
+7,400
+76% +$1.49M ﹤0.01% 1601
2022
Q2 		$1.77M Buy
9,700
+2,900
+43% +$578K ﹤0.01% 1993
2022
Q1 		$1.75M Buy
6,800
+3,300
+94% +$754K ﹤0.01% 2247
2021
Q4 		$805K Buy
3,500
+3,200
+1,067% +$781K ﹤0.01% 3163
2021
Q3 		$59K Hold
300
– – ﹤0.01% 7316
2021
Q2 		$57K Buy
300
+297
+9,900% +$58.9K ﹤0.01% 7481
2021
Q1 		$62K Buy
+3
New +$638 ﹤0.01% 6347
2020
Q4 		– Sell
-65
Closed -$838K – 8668
2020
Q3 		$838K Buy
65
+19
+41% +$2.09K ﹤0.01% 2431
2020
Q2 		$400K Buy
46
+23
+100% +$1.77K ﹤0.01% 3179
2020
Q1 		$138K Sell
23
-396
-95% -$29.3K ﹤0.01% 4026
2019
Q4 		$3.11M Buy
419
+360
+610% +$23.1K 0.01% 1123
2019
Q3 		$360K Sell
59
-131
-69% -$8.63K ﹤0.01% 2971
2019
Q2 		$1.15M Buy
190
+188
+9,400% +$10.1K ﹤0.01% 1780
2019
Q1 		$11K Sell
2
-8
-80% -$432 ﹤0.01% 6097
2018
Q4 		$42K Buy
10
+7
+233% +$298 ﹤0.01% 4686
2018
Q3 		$12K Buy
+3
New +$141 ﹤0.01% 6314

Other funds holding INSP

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 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
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Simplex Trading's INSP Position: Q4 2025 in Review

Simplex Trading sold out of Inspire Medical Systems (INSP) in Q4 2025, closing a stake of 133 shares — an estimated $12.7K sold.

Simplex Trading first reported a position in INSP in Q1 2019 and held it in 10 quarters. The position peaked at $563K in Q4 2024. 342 funds tracked by Wall St. Rank hold INSP as of Q4 2025.

  • Simplex Trading reported no remaining Inspire Medical Systems position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 133 Inspire Medical Systems shares in Q4 2025, an estimated $12.7K.
  • Simplex Trading first reported a position in Inspire Medical Systems in Q1 2019 and held it in 10 quarters.
  • Simplex Trading's Inspire Medical Systems position peaked at $563K in Q4 2024.
  • 342 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.