Save your place

Sign in to WhoBought

Please try again later.

Jeremy Grantham's FONAR Corporation (FONR) position

Not anymore: Jeremy Grantham fully exited FONR in Q3 2022. The position peaked at an amount we cannot price in Q1 2021.
View full portfolio →
Value at exit
an amount we cannot price
Shares at exit
16K
Quarter-end price
No quarter-end price available

Average buy price is hidden here: this position was already held before our 13F history begins, so the opening cost is unknown and any average would understate it.

FONR price vs Grantham's position

Dates
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
Q3 2022 Exited −16K −100.0% 0 Nov 10, 2022
Q2 2022 Reduced −3K −15.6% 16K Aug 12, 2022
Q1 2022 Reduced −2K −7.2% 19K May 13, 2022
No change · Q3–Q4 2021 (2 quarters)
No change 21K
Q2 2021 Reduced −700 −3.3% 21K Aug 12, 2021
Q1 2021 First covered 21K May 13, 2021
Data through Q3 2022 · filed Nov 10, 2022
6 grouped rows from 7 quarters

More Grantham positions

Common questions

Does Jeremy Grantham own FONR?

Not currently. Jeremy Grantham fully exited FONR in Q3 2022, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jeremy Grantham buy FONR?

Jeremy Grantham held FONR 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 Jeremy Grantham sell FONR?

Yes. Jeremy Grantham reduced and then fully exited FONR by Q3 2022; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of FONR does Jeremy Grantham own?

None as of the latest filing: Jeremy Grantham has exited FONR. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jeremy Grantham pay for FONR?

Jeremy Grantham began building the FONR 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.