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
Q2 		$281K Buy
6,300
+4,400
+232% +$209K ﹤0.01% 4299
2026
Q1 		$98K Buy
1,900
+700
+58% +$49K ﹤0.01% 5115
2025
Q4 		$111K Buy
1,200
+200
+20% +$19.1K ﹤0.01% 4896
2025
Q3 		$74K Sell
1,000
-900
-47% -$91.1K ﹤0.01% 6063
2025
Q2 		$246K Buy
1,900
+700
+58% +$102K ﹤0.01% 4281
2025
Q1 		$191K Sell
1,200
-9,900
-89% -$1.79M ﹤0.01% 4378
2024
Q4 		$2.06M Buy
11,100
+1,300
+13% +$252K ﹤0.01% 2166
2024
Q3 		$2.07M Sell
9,800
-7,500
-43% -$1.3M ﹤0.01% 2248
2024
Q2 		$2.31M Sell
17,300
-35,300
-67% -$6.68M ﹤0.01% 2067
2024
Q1 		$11.3M Buy
52,600
+28,000
+114% +$5.49M 0.01% 1050
2023
Q4 		$5M Sell
24,600
-14,800
-38% -$2.4M ﹤0.01% 1553
2023
Q3 		$7.82M Buy
39,400
+28,100
+249% +$7.09M 0.01% 1051
2023
Q2 		$3.67M Sell
11,300
-2,800
-20% -$800K ﹤0.01% 1524
2023
Q1 		$3.3M Buy
14,100
+11,200
+386% +$2.83M ﹤0.01% 1556
2022
Q4 		$730K Sell
2,900
-2,000
-41% -$426K ﹤0.01% 2783
2022
Q3 		$869K Sell
4,900
-1,900
-28% -$382K ﹤0.01% 2817
2022
Q2 		$1.24M Buy
6,800
+4,200
+162% +$838K ﹤0.01% 2393
2022
Q1 		$667K Buy
2,600
+2,100
+420% +$480K ﹤0.01% 3453
2021
Q4 		$115K Sell
500
-700
-58% -$171K ﹤0.01% 6027
2021
Q3 		$237K Hold
1,200
– – ﹤0.01% 5335
2021
Q2 		$231K Buy
1,200
+1,188
+9,900% +$236K ﹤0.01% 5449
2021
Q1 		$248K Buy
+12
New +$2.55K ﹤0.01% 4415
2020
Q4 		– Sell
-9
Closed -$116K – 8669
2020
Q3 		$116K Buy
9
+1
+13% +$110 ﹤0.01% 4736
2020
Q2 		$69K Hold
8
– – ﹤0.01% 5183
2020
Q1 		$48K Sell
8
-9
-53% -$666 ﹤0.01% 5167
2019
Q4 		$126K Sell
17
-21
-55% -$1.35K ﹤0.01% 4269
2019
Q3 		$231K Sell
38
-30
-44% -$1.98K ﹤0.01% 3411
2019
Q2 		$412K Sell
68
-59
-46% -$3.18K ﹤0.01% 2754
2019
Q1 		$721K Buy
+127
New +$6.86K ﹤0.01% 2282

Other funds holding INSP

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
SCM
Soleus Capital Management Greenwich, Connecticut $2.9B AUM 169.69% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Nomura Holdings
Nomura Holdings Tokyo, Japan $85.4B AUM 91.09% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Simplex Trading's INSP Position: Q2 2026 in Review

Simplex Trading opened a new position in Inspire Medical Systems (INSP) in Q2 2026: 2,441 shares worth $109K. The stake represents ﹤0.01% of the portfolio and ranks #5439 among its holdings. This is a return to the name: Simplex Trading previously reported a position in INSP as recently as Q3 2025.

Simplex Trading first reported a position in INSP in Q1 2019 and has held it in 11 quarters since. The position peaked at $563K in Q4 2024. 276 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • Simplex Trading held 2,441 shares of Inspire Medical Systems worth $109K as of Q2 2026.
  • Inspire Medical Systems was a new Simplex Trading position in Q2 2026.
  • Inspire Medical Systems made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #5439 holding.
  • Simplex Trading first reported a position in Inspire Medical Systems in Q1 2019 and has held it in 11 quarters since.
  • Simplex Trading's Inspire Medical Systems position peaked at $563K in Q4 2024.
  • 276 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.