Assenagon Asset Management
INSP icon

Assenagon Asset Management’s Inspire Medical Systems INSP Stock Holding History

Assenagon Asset Management’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 		$38.6M Buy
864,395
+344,221
+66% +$16.3M 0.05% 282
2026
Q1 		$26.8M Buy
520,174
+255,175
+96% +$17.9M 0.04% 291
2025
Q4 		$24.4M Buy
+264,999
New +$25.4M 0.03% 333
2024
Q4 		– Sell
-1,541
Closed -$325K – 1390
2024
Q3 		$325K Hold
1,541
– – ﹤0.01% 1291
2024
Q2 		$206K Sell
1,541
-1,796
-54% -$340K ﹤0.01% 1370
2024
Q1 		$717K Sell
3,337
-9,812
-75% -$1.92M ﹤0.01% 1125
2023
Q4 		$2.67M Sell
13,149
-23,820
-64% -$3.86M 0.01% 828
2023
Q3 		$7.34M Sell
36,969
-55,377
-60% -$14M 0.02% 466
2023
Q2 		$30M Buy
92,346
+51,280
+125% +$14.7M 0.1% 158
2023
Q1 		$9.61M Sell
41,066
-298,563
-88% -$75.5M 0.03% 395
2022
Q4 		$85.5M Buy
+339,629
New +$72.4M 0.31% 72
2022
Q2 		– Sell
-1,052
Closed -$270K – 1520
2022
Q1 		$270K Hold
1,052
– – ﹤0.01% 1312
2021
Q4 		$242K Sell
1,052
-55,000
-98% -$13.4M ﹤0.01% 1335
2021
Q3 		$13.1M Buy
56,052
+35,014
+166% +$7.31M 0.04% 257
2021
Q2 		$4.07M Buy
+21,038
New +$4.17M 0.01% 530
2020
Q3 		– Sell
-39,856
Closed -$3.47M – 1233
2020
Q2 		$3.47M Buy
39,856
+30,983
+349% +$2.38M 0.02% 426
2020
Q1 		$535K Buy
+8,873
New +$657K ﹤0.01% 630
2019
Q3 		– Sell
-18,206
Closed -$1.1M – 945
2019
Q2 		$1.1M Buy
+18,206
New +$981K 0.01% 692

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

Assenagon Asset Management's INSP Position: Q2 2026 in Review

Assenagon Asset Management increased its Inspire Medical Systems (INSP) stake by 66% in Q2 2026, buying an estimated $16.3M and bringing the position to 864,395 shares worth $38.6M. The position accounts for 0.05% of the portfolio, ranked #282.

Assenagon Asset Management first reported a position in INSP in Q2 2019 and has held it in 18 quarters since. The position peaked at $85.5M in Q4 2022. 276 funds tracked by Wall St. Rank hold INSP as of Q2 2026.

  • Assenagon Asset Management held 864,395 shares of Inspire Medical Systems worth $38.6M as of Q2 2026.
  • Assenagon Asset Management bought 344,221 Inspire Medical Systems shares in Q2 2026, an estimated $16.3M.
  • Inspire Medical Systems made up 0.05% of Assenagon Asset Management's portfolio in Q2 2026, its #282 holding.
  • Assenagon Asset Management first reported a position in Inspire Medical Systems in Q2 2019 and has held it in 18 quarters since.
  • Assenagon Asset Management's Inspire Medical Systems position peaked at $85.5M in Q4 2022.
  • 276 funds tracked by Wall St. Rank held Inspire Medical Systems as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.