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Ken Griffin's ImmunityBio, Inc. (IBRX) position

Yes: as of Q1 2026, Ken Griffin holds 306K shares of IBRX worth $2.3M (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
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Current value
$2.3M
Shares held
306K
% of portfolio
0.0%
Est. average buy price (i)
$6.85
est. since Q1 2026
Quarter-end price
$7.67

Estimated trade prices

Average price in quarters with purchases
$4.32
Average prices in quarters with sales
  • Q4 2025: $2.27 (426K shares sold)
  • Q4 2022: $5.49 (395K shares sold)
  • Q3 2022: $4.56 (230K shares sold)
  • Q4 2021: $7.51 (135K shares sold)

IBRX price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$1$5$10$1520222023202420252026Added 128K shares (351.7%) · Q3 2021. Average closing price $11.00 · Price range $9.17–$14.24128KsharespurchasedSold 135K shares (81.7%) · Q4 2021. Average closing price $7.51 · Price range $5.67–$10.18135KsharessoldAdded 310K shares (over 1,000%) · Q1 2022. Average closing price $6.14 · Price range $5.05–$7.53310KsharespurchasedAdded 438K shares (128.9%) · Q2 2022. Average closing price $4.02 · Price range $2.68–$6.14438KsharespurchasedSold 230K shares (29.5%) · Q3 2022. Average closing price $4.56 · Price range $3.65–$6.43230KsharessoldSold 395K shares (72.1%) · Q4 2022. Average closing price $5.49 · Price range $4.35–$6.77395KsharessoldNew position of 48 shares · Q1 2024. Average closing price $4.53 · Price range $3.23–$6.1748sharespurchasedAdded 99K shares (45.7%) · Q3 2024. Average closing price $4.63 · Price range $3.32–$6.7099KsharespurchasedAdded 407K shares (566.6%) · Q1 2025. Average closing price $3.03 · Price range $2.32–$3.90407KsharespurchasedAdded 308K shares (64.4%) · Q2 2025. Average closing price $2.69 · Price range $1.89–$3.44308KsharespurchasedAdded 345K shares (43.8%) · Q3 2025. Average closing price $2.58 · Price range $2.24–$3.01345KsharespurchasedSold 426K shares (37.7%) · Q4 2025. Average closing price $2.27 · Price range $1.98–$2.66426Ksharessold← Earlier —1 purchase
Average closing price · filing quarter
$2.27
Price range · filing quarter
$1.98 – $2.66
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 First covered – – – 306K May 15, 2026
Q4 2025 Reduced −426K −$965K −37.7% 705K Feb 17, 2026
Q3 2025 Added +345K +$887K +43.8% 1.1M Nov 14, 2025
Q2 2025 Added +308K +$828K +64.4% 786K Aug 14, 2025
Q1 2025 Added +407K +$1.2M +566.6% 478K May 15, 2025
Q4 2024 First covered – – – 72K Feb 14, 2025
Q3 2024 Added +99K +$459K +45.7% 316K Nov 14, 2024
Q2 2024 First covered – – – 217K Aug 14, 2024
Q1 2024 New +48 +$217 – 48 May 15, 2024
Q1 2023 First covered – – – 245K May 15, 2023
Q4 2022 Reduced −395K −$2.2M −72.1% 153K Feb 14, 2023
Q3 2022 Reduced −230K −$1.0M −29.5% 548K Nov 14, 2022
Q2 2022 Added +438K +$1.8M +128.9% 778K Aug 15, 2022
Q1 2022 Added +310K +$1.9M +1,027.6% 340K May 16, 2022
Q4 2021 Reduced −135K −$1.0M −81.7% 30K Feb 14, 2022
Q3 2021 Added +128K +$1.4M +351.7% 165K Nov 15, 2021
Q2 2021 Added +26K +$429K +246.5% 37K Aug 16, 2021
Q1 2021 First covered – – – 11K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
18 grouped rows from 18 quarters

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Common questions

Does Ken Griffin own IBRX?

Yes. As of Q1 2026, Ken Griffin disclosed 306K shares of IBRX, worth $2.3M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy IBRX?

Ken Griffin held IBRX since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell IBRX?

The quarter-by-quarter table above shows each sale and reduction Ken Griffin disclosed in IBRX. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of IBRX does Ken Griffin own?

Ken Griffin disclosed 306K shares of IBRX as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Ken Griffin pay for IBRX?

Ken Griffin began building the IBRX position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.