SEI Investments
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SEI Investments’s Inogen INGN Stock Holding History

SEI Investments’s Portfolio INGN Stock Details INGN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-18,768
Closed -$153K – 3156
2025
Q3 		$153K Sell
18,768
-13,248
-41% -$99.1K ﹤0.01% 2663
2025
Q2 		$225K Sell
32,016
-6,323
-16% -$42.5K ﹤0.01% 2514
2025
Q1 		$273K Buy
38,339
+21,655
+130% +$204K ﹤0.01% 2372
2024
Q4 		$153K Buy
+16,684
New +$156K ﹤0.01% 2523
2021
Q1 		– Sell
-7,489
Closed -$335K – 2503
2020
Q4 		$335K Buy
+7,489
New +$259K ﹤0.01% 2156
2020
Q2 		– Sell
-5,044
Closed -$261K – 2418
2020
Q1 		$261K Buy
+5,044
New +$242K ﹤0.01% 2001
2019
Q3 		– Sell
-9,781
Closed -$653K – 2402
2019
Q2 		$653K Buy
9,781
+1,728
+21% +$132K ﹤0.01% 1753
2019
Q1 		$768K Buy
8,053
+3,844
+91% +$479K ﹤0.01% 1695
2018
Q4 		$865K Buy
4,209
+1,015
+32% +$167K ﹤0.01% 1573
2018
Q3 		$778K Sell
3,194
-5,646
-64% -$1.31M ﹤0.01% 1543
2018
Q2 		$1.65M Buy
8,840
+5,767
+188% +$960K 0.01% 1400
2018
Q1 		$377K Buy
3,073
+293
+11% +$35.8K ﹤0.01% 1703
2017
Q4 		$331K Buy
2,780
+183
+7% +$20.1K ﹤0.01% 1782
2017
Q3 		$247K Buy
2,597
+991
+62% +$95.5K ﹤0.01% 1816
2017
Q2 		$153K Buy
1,606
+443
+38% +$37.9K ﹤0.01% 1948
2017
Q1 		$90K Sell
1,163
-20,064
-95% -$1.39M ﹤0.01% 1972
2016
Q4 		$1.43M Buy
21,227
+10,125
+91% +$624K 0.01% 1261
2016
Q3 		$665K Buy
11,102
+3,179
+40% +$177K ﹤0.01% 1386
2016
Q2 		$397K Sell
7,923
-26,611
-77% -$1.27M ﹤0.01% 1405
2016
Q1 		$1.55M Buy
34,534
+2,683
+8% +$95.6K 0.01% 1036
2015
Q4 		$1.28M Buy
31,851
+4,880
+18% +$206K 0.01% 1147
2015
Q3 		$1.31M Buy
26,971
+4,042
+18% +$192K 0.01% 962
2015
Q2 		$1.02M Buy
+22,929
New +$880K 0.01% 972

Other funds holding INGN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
DCM
DAFNA Capital Management Los Angeles, California $524M AUM 164.42% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

SEI Investments's INGN Position: Q4 2025 in Review

SEI Investments sold out of Inogen (INGN) in Q4 2025, closing a stake of 18,768 shares — an estimated $153K sold.

SEI Investments first reported a position in INGN in Q2 2015 and held it in 23 quarters. The position peaked at $1.65M in Q2 2018. 133 funds tracked by Wall St. Rank hold INGN as of Q4 2025.

  • SEI Investments reported no remaining Inogen position as of Q4 2025 after selling out during the quarter.
  • SEI Investments sold 18,768 Inogen shares in Q4 2025, an estimated $153K.
  • SEI Investments first reported a position in Inogen in Q2 2015 and held it in 23 quarters.
  • SEI Investments's Inogen position peaked at $1.65M in Q2 2018.
  • 133 funds tracked by Wall St. Rank held Inogen as of Q4 2025.

Based on SEI Investments's 13F filing for Q4 2025, filed 13 Feb 2026.