Citadel Advisors
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Citadel Advisors’s Outset Medical OM Stock Holding History

Citadel Advisors’s Portfolio OM Stock Details OM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$264K Sell
61,000
-26,500
-30% -$116K ﹤0.01% 11416
2026
Q1 		$336K Buy
+87,500
New +$359K ﹤0.01% 10215
2025
Q2 		– Sell
-7,876
Closed -$87.1K – 14336
2025
Q1 		$87.1K Buy
7,876
+7,823
+14,760% +$93.3K ﹤0.01% 11661
2024
Q4 		$888 Sell
53
-3,027
-98% -$37.8K ﹤0.01% 14259
2024
Q3 		$31.3K Sell
3,080
-1,260
-29% -$37.5K ﹤0.01% 12398
2024
Q2 		$251K Buy
4,340
+113
+3% +$5.54K ﹤0.01% 9493
2024
Q1 		$141K Buy
4,227
+3,580
+553% +$181K ﹤0.01% 10862
2023
Q4 		$52.5K Sell
647
-820
-56% -$66.7K ﹤0.01% 11736
2023
Q3 		$239K Sell
1,467
-186
-11% -$43.9K ﹤0.01% 9577
2023
Q2 		$542K Buy
1,653
+1,366
+476% +$417K ﹤0.01% 7767
2023
Q1 		$79.1K Sell
287
-413
-59% -$152K ﹤0.01% 11572
2022
Q4 		$271K Buy
+700
New +$197K ﹤0.01% 9537
2022
Q2 		– Sell
-3,667
Closed -$2.5M – 13738
2022
Q1 		$2.5M Sell
3,667
-3,833
-51% -$2.31M ﹤0.01% 5604
2021
Q4 		$5.18M Buy
7,500
+6,440
+608% +$4.76M ﹤0.01% 4225
2021
Q3 		$786K Buy
+1,060
New +$722K ﹤0.01% 8748

Other funds holding OM

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BCM
BML Capital Management Zionsville, Indiana $176M AUM 123.21% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
PA
Perceptive Advisors New York $6.66B AUM 360.84% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
PHS
PFM Health Sciences San Francisco, California $1.17B AUM 92.19% 1-Year Est. Return
Ensign Peak Advisors
Ensign Peak Advisors Salt Lake City, Utah $60.8B AUM 42.06% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.56% 1-Year Est. Return

Citadel Advisors's OM Position: Q2 2026 in Review

Citadel Advisors opened a new position in Outset Medical (OM) in Q2 2026: 11,179 shares worth $48.3K. The stake represents ﹤0.01% of the portfolio and ranks #13131 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in OM as recently as Q4 2025.

Citadel Advisors first reported a position in OM in Q3 2020 and has held it in 23 quarters since. The position peaked at $50.4M in Q3 2021. 93 funds tracked by Wall St. Rank hold OM as of Q2 2026.

  • Citadel Advisors held 11,179 shares of Outset Medical worth $48.3K as of Q2 2026.
  • Outset Medical was a new Citadel Advisors position in Q2 2026.
  • Outset Medical made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #13131 holding.
  • Citadel Advisors first reported a position in Outset Medical in Q3 2020 and has held it in 23 quarters since.
  • Citadel Advisors's Outset Medical position peaked at $50.4M in Q3 2021.
  • 93 funds tracked by Wall St. Rank held Outset Medical as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.