Save your place

Sign in to WhoBought

Please try again later.

Joel Greenblatt's Repligen Corporation (RGEN) position

Yes: as of Q1 2026, Joel Greenblatt holds 29K shares of RGEN worth $3.4M (0.0% of the disclosed portfolio). Held since at least Q1 2021; that opening coverage snapshot is not counted as a purchase.
View full portfolio →
Current value
$3.4M
Shares held
29K
% of portfolio
0.0%
Est. average buy price (i)
$141.24
est. since Q1 2021
Quarter-end price
$117.82

Estimated trade prices

Average price in quarters with purchases
$147.52
Average prices in quarters with sales
  • Q1 2026: $139.70 (22K shares sold)
  • Q4 2024: $143.40 (25K shares sold)
  • Q3 2023: $163.47 (12K shares sold)
  • Q1 2023: $178.42 (2K shares sold)
  • Q4 2022: $181.39 (687 shares sold)
  • Q3 2022: $210.87 (3K shares sold)
  • Q3 2021: $256.54 (769 shares sold)

RGEN price vs Greenblatt's position

1Y 3Y 5Y MAX
Dates
$100$200$40020222023202420252026Sold 769 shares (11.4%) · Q3 2021. Average closing price $256.54 · Price range $194.77–$324.21769sharessoldAdded 327 shares (5.5%) · Q4 2021. Average closing price $269.41 · Price range $247.59–$304.47327sharespurchasedAdded 2K shares (25.4%) · Q1 2022. Average closing price $189.96 · Price range $161.19–$257.962KsharespurchasedAdded 3K shares (38.7%) · Q2 2022. Average closing price $158.16 · Price range $140.68–$188.023KsharespurchasedSold 3K shares (27.9%) · Q3 2022. Average closing price $210.87 · Price range $160.42–$256.213KsharessoldSold 687 shares (8.7%) · Q4 2022. Average closing price $181.39 · Price range $162.42–$220.56687sharessoldSold 2K shares (29.2%) · Q1 2023. Average closing price $178.42 · Price range $154.26–$198.102KsharessoldAdded 11K shares (225.2%) · Q2 2023. Average closing price $160.35 · Price range $138.42–$180.3111KsharespurchasedSold 12K shares (72.3%) · Q3 2023. Average closing price $163.47 · Price range $138.78–$176.5112KsharessoldAdded 174 shares (3.8%) · Q4 2023. Average closing price $155.67 · Price range $114.17–$185.35174sharespurchasedAdded 33 shares (0.7%) · Q1 2024. Average closing price $190.44 · Price range $170.78–$208.4233sharespurchasedAdded 13K shares (270.7%) · Q2 2024. Average closing price $156.74 · Price range $120.00–$182.9513KsharespurchasedAdded 14K shares (76.1%) · Q3 2024. Average closing price $143.39 · Price range $119.79–$167.3514KsharespurchasedSold 25K shares (78.5%) · Q4 2024. Average closing price $143.40 · Price range $123.41–$160.9225KsharessoldAdded 16K shares (242.4%) · Q1 2025. Average closing price $153.93 · Price range $127.24–$174.2416KsharespurchasedAdded 618 shares (2.7%) · Q2 2025. Average closing price $127.25 · Price range $108.89–$145.23618sharespurchasedAdded 20K shares (83.4%) · Q3 2025. Average closing price $121.47 · Price range $111.43–$134.0020KsharespurchasedAdded 7K shares (16.9%) · Q4 2025. Average closing price $156.63 · Price range $142.82–$171.767KsharespurchasedSold 22K shares (43.1%) · Q1 2026. Average closing price $139.70 · Price range $110.12–$172.2622Ksharessold
Average closing price · filing quarter
$139.70
Price range · filing quarter
$110.12 – $172.26
Sign in to see who bought

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Reduced −22K −$3.0M −43.1% 29K May 15, 2026
Q4 2025 Added +7K +$1.1M +16.9% 51K Feb 17, 2026
Q3 2025 Added +20K +$2.4M +83.4% 43K Nov 14, 2025
Q2 2025 Added +618 +$79K +2.7% 24K Aug 14, 2025
Q1 2025 Added +16K +$2.5M +242.4% 23K May 15, 2025
Q4 2024 Reduced −25K −$3.5M −78.5% 7K Feb 14, 2025
Q3 2024 Added +14K +$1.9M +76.1% 31K Nov 14, 2024
Q2 2024 Added +13K +$2.0M +270.7% 18K Aug 14, 2024
Q1 2024 Added +33 +$6K +0.7% 5K May 15, 2024
Q4 2023 Added +174 +$27K +3.8% 5K Feb 14, 2024
Q3 2023 Reduced −12K −$2.0M −72.3% 5K Nov 14, 2023
Q2 2023 Added +11K +$1.8M +225.2% 17K Aug 14, 2023
Q1 2023 Reduced −2K −$375K −29.2% 5K May 15, 2023
Q4 2022 Reduced −687 −$125K −8.7% 7K Feb 14, 2023
Q3 2022 Reduced −3K −$644K −27.9% 8K Nov 14, 2022
Q2 2022 Added +3K +$482K +38.7% 11K Aug 15, 2022
Q1 2022 Added +2K +$304K +25.4% 8K May 16, 2022
Q4 2021 Added +327 +$88K +5.5% 6K Feb 14, 2022
Q3 2021 Reduced −769 −$197K −11.4% 6K Nov 15, 2021
Q2 2021 Unchanged – – – 7K Aug 16, 2021
Q1 2021 First covered – – – 7K May 17, 2021
Data through Q1 2026 · filed May 15, 2026
21 grouped rows from 21 quarters

More Greenblatt positions

Apple Inc.(AAPL)
$727M
2.2% of portfolio

NVIDIA Corporation(NVDA)
$715M
2.2% of portfolio

Amazon.com, Inc.(AMZN)
$163M
0.5% of portfolio

Alphabet Inc.(GOOGL)
$155M
0.5% of portfolio

Snowflake Inc.(SNOW)
$150M
0.5% of portfolio

Common questions

Does Joel Greenblatt own RGEN?

Yes. As of Q1 2026, Joel Greenblatt disclosed 29K shares of RGEN, worth $3.4M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Joel Greenblatt buy RGEN?

Joel Greenblatt held RGEN 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 Joel Greenblatt sell RGEN?

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

How many shares of RGEN does Joel Greenblatt own?

Joel Greenblatt disclosed 29K shares of RGEN as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Joel Greenblatt pay for RGEN?

Joel Greenblatt began building the RGEN 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.