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Home / Hedge Funds / Baker Bros Advisors
SEC 13F-HR Holdings Tracker

Baker Bros Advisors

25 filings available Β· SEC EDGAR β†—

⚠️13F Filing Disclosure

AUM figures shown are calculated by summing the reported market value of all positions in SEC 13F-HR filings β€” not the fund's actual assets under management.

  • Excludes cash, bonds, private equity, short positions, and foreign-listed stocks not required to be reported.
  • For PUT and CALL options, the reported Value is the notional value of the underlying shares β€” not the option premium paid. This significantly overstates the actual capital at risk.
  • Actual fund AUM is typically higher and includes strategies, instruments, and positions that never appear in a 13F.
  • 13F filings cover institutional managers with β‰₯$100M in 13F securities. Positions reflect end-of-quarter holdings, disclosed up to 45 days after the period ends.

Data sourced from SEC EDGAR. This tracker is for informational purposes only and does not constitute investment advice.

Select a Filing Period

Q2 2026
Latest
$20.0B
AUM
84
positions
+8 new-8 exited↑8 increased↓7 trimmed
Period end: 2026-06-30
Filed: 2026-08-14
β€Ί
Q1 2026
$17.4B
AUM
84
positions
+7 new-8 exited↑8 increased↓6 trimmed
Period end: 2026-03-31
Filed: 2026-05-15
β€Ί
Q4 2025
$17.1B
AUM
86
positions
+8 new-8 exited↑8 increased↓7 trimmed
Period end: 2025-12-31
Filed: 2026-02-17
β€Ί
Q3 2025
$13.8B
AUM
91
positions
+8 new-8 exited↑8 increased↓5 trimmed
Period end: 2025-09-30
Filed: 2025-11-14
β€Ί
Q2 2025
$10.3B
AUM
89
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2025-06-30
Filed: 2025-08-14
β€Ί
Q1 2025
$9.0B
AUM
89
positions
+4 new-8 exited↑8 increased↓8 trimmed
Period end: 2025-03-31
Filed: 2025-05-15
β€Ί
Q4 2024
$9.4B
AUM
95
positions
+8 new-8 exited↑8 increased↓4 trimmed
Period end: 2024-12-31
Filed: 2025-02-14
β€Ί
Q3 2024
$9.7B
AUM
93
positions
+6 new-8 exited↑8 increased↓2 trimmed
Period end: 2024-09-30
Filed: 2024-11-14
β€Ί
Q2 2024
$7.8B
AUM
95
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2024-06-30
Filed: 2024-08-14
β€Ί
Q1 2024
$8.0B
AUM
87
positions
+8 new-8 exited↑8 increased↓7 trimmed
Period end: 2024-03-31
Filed: 2024-05-15
β€Ί
Q4 2023
$8.8B
AUM
84
positions
+5 new-8 exited↑8 increased↓8 trimmed
Period end: 2023-12-31
Filed: 2024-02-14
β€Ί
Q3 2023
$17.4B
AUM
101
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2023-09-30
Filed: 2023-11-14
β€Ί
Q2 2023
$17.3B
AUM
107
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2023-06-30
Filed: 2023-08-14
β€Ί
Q1 2023
$18.4B
AUM
105
positions
+7 new-8 exited↑8 increased↓7 trimmed
Period end: 2023-03-31
Filed: 2023-05-15
β€Ί
Q4 2022
$16.6B
AUM
113
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2022-12-31
Filed: 2023-02-14
β€Ί
Q3 2022
$15.3B
AUM
115
positions
+8 new-8 exited↑7 increased↓8 trimmed
Period end: 2022-09-30
Filed: 2022-11-14
β€Ί
Q2 2022
$17.6B
AUM
117
positions
+5 new-6 exited↑8 increased↓7 trimmed
Period end: 2022-06-30
Filed: 2022-08-15
β€Ί
Q1 2022
$17.4B
AUM
118
positions
+2 new-5 exited↑8 increased↓4 trimmed
Period end: 2022-03-31
Filed: 2022-05-16
β€Ί
Q4 2021
$20.6B
AUM
121
positions
+5 new-6 exited↑8 increased↓8 trimmed
Period end: 2021-12-31
Filed: 2022-02-14
β€Ί
Q3 2021
$22.8B
AUM
122
positions
+8 new-8 exited↑8 increased↓7 trimmed
Period end: 2021-09-30
Filed: 2021-11-15
β€Ί
Q2 2021
$22.8B
AUM
120
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2021-06-30
Filed: 2021-08-16
β€Ί
Q1 2021
$23.1B
AUM
126
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2021-03-31
Filed: 2021-05-17
β€Ί
Q4 2020
$26.5B
AUM
126
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2020-12-31
Filed: 2021-02-16
β€Ί
Q3 2020
$25.0B
AUM
120
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2020-09-30
Filed: 2020-11-16
β€Ί
Q2 2020
$22.7B
AUM
114
positions
+8 new-8 exited↑8 increased↓8 trimmed
Period end: 2020-06-30
Filed: 2020-08-14
β€Ί

Data sourced from SEC EDGAR 13F-HR filings. Holdings reflect end-of-quarter positions.

Baker Bros Advisors β€” 13F Filing History | MarketsFN