Save your place

Sign in to WhoBought

Please try again later.

Ken Griffin's NWPX Infrastructure, Inc. (NWPX) position

Yes: as of Q1 2026, Ken Griffin holds 12K shares of NWPX worth an amount we cannot price (0.0% of the disclosed portfolio). Last quarter the position was increased by 104.4%. First disclosed Q4 2021.
View full portfolio →
Current value
an amount we cannot price
Shares held
12K
% of portfolio
0.0%
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

NWPX price vs Griffin's position

Dates
$130$135$140← Earlier —11 purchases, 6 sells
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +6K +104.4% 12K May 15, 2026
Q4 2025 New +6K 6K Feb 17, 2026
Q2 2025 Reduced −18K −39.3% 28K Aug 14, 2025
Q1 2025 Reduced −5K −9.8% 47K May 15, 2025
Q4 2024 Added +24K +84.9% 52K Feb 14, 2025
Q3 2024 Reduced −305 −1.1% 28K Nov 14, 2024
Q2 2024 Added +5K +20.1% 28K Aug 14, 2024
Q1 2024 Added +6K +32.7% 24K May 15, 2024
Q4 2023 Added +13K +294.3% 18K Feb 14, 2024
Q3 2023 Reduced −24K −84.5% 4K Nov 14, 2023
Q2 2023 Added +6K +25.7% 29K Aug 14, 2023
Q1 2023 Reduced −4K −14.1% 23K May 15, 2023
Q4 2022 Reduced −14K −34.0% 27K Feb 14, 2023
Q3 2022 Added +12K +43.6% 41K Nov 14, 2022
Q2 2022 Added +12K +73.7% 28K Aug 15, 2022
Q1 2022 Added +8K +103.3% 16K May 16, 2022
Q4 2021 New +8K 8K Feb 14, 2022
Data through Q1 2026 · filed May 15, 2026
17 grouped rows from 17 quarters

More Griffin positions

Common questions

Does Ken Griffin own NWPX?

Yes. As of Q1 2026, Ken Griffin disclosed 12K shares of NWPX, worth an amount we cannot price. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy NWPX?

Ken Griffin first disclosed a NWPX position in Q4 2021; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Ken Griffin sell NWPX?

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

How many shares of NWPX does Ken Griffin own?

Ken Griffin disclosed 12K shares of NWPX 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 NWPX?

Ken Griffin began building the NWPX 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.