Save your place

Sign in to WhoBought

Please try again later.

Ken Griffin's First Solar, Inc. (FSLR) position

Yes: as of Q1 2026, Ken Griffin holds 338K shares of FSLR worth $67M (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
$67M
Shares held
338K
% of portfolio
0.0%
Est. average buy price (i)
$168.76
est. since Q1 2021
Quarter-end price
$197.26

Estimated trade prices

Average price in quarters with purchases
$134.09
Average prices in quarters with sales
  • Q3 2025: $191.91 (836K shares sold)
  • Q1 2025: $156.16 (84K shares sold)
  • Q3 2024: $225.17 (62K shares sold)
  • Q2 2024: $218.00 (577K shares sold)
  • Q2 2023: $198.09 (33K shares sold)
  • Q1 2023: $182.57 (78K shares sold)
  • Q4 2022: $148.17 (690K shares sold)
  • Q3 2022: $107.16 (50K shares sold)
  • Q4 2021: $102.83 (91K shares sold)
  • Q2 2021: $79.13 (418K shares sold)

FSLR price vs Griffin's position

1Y 3Y 5Y MAX
Dates
$60$200$40020222023202420252026Added 328K shares (over 1,000%) · Q3 2021. Average closing price $92.85 · Price range $81.35–$106.17328KsharespurchasedSold 91K shares (26.9%) · Q4 2021. Average closing price $102.83 · Price range $85.76–$121.1491KsharessoldAdded 549K shares (222.6%) · Q1 2022. Average closing price $76.57 · Price range $64.90–$88.58549KsharespurchasedAdded 86K shares (10.8%) · Q2 2022. Average closing price $71.18 · Price range $61.40–$84.0186KsharespurchasedSold 50K shares (5.6%) · Q3 2022. Average closing price $107.16 · Price range $65.27–$137.5350KsharessoldSold 690K shares (82.9%) · Q4 2022. Average closing price $148.17 · Price range $118.28–$172.53690KsharessoldSold 78K shares (55.1%) · Q1 2023. Average closing price $182.57 · Price range $145.46–$217.5078KsharessoldSold 33K shares (51.2%) · Q2 2023. Average closing price $198.09 · Price range $171.59–$231.6933KsharessoldAdded 235K shares (756.0%) · Q3 2023. Average closing price $186.58 · Price range $158.61–$211.43235KsharespurchasedAdded 16K shares (5.8%) · Q4 2023. Average closing price $152.94 · Price range $132.53–$173.2216KsharespurchasedAdded 485K shares (172.2%) · Q1 2024. Average closing price $153.74 · Price range $139.80–$172.16485KsharespurchasedSold 577K shares (75.4%) · Q2 2024. Average closing price $218.00 · Price range $166.73–$300.71577KsharessoldSold 62K shares (32.8%) · Q3 2024. Average closing price $225.17 · Price range $205.36–$255.7562KsharessoldAdded 144K shares (113.9%) · Q4 2024. Average closing price $199.06 · Price range $175.88–$240.66144KsharespurchasedSold 84K shares (30.9%) · Q1 2025. Average closing price $156.16 · Price range $126.34–$197.7384KsharessoldAdded 911K shares (485.9%) · Q2 2025. Average closing price $147.64 · Price range $120.38–$192.98911KsharespurchasedSold 836K shares (76.1%) · Q3 2025. Average closing price $191.91 · Price range $160.84–$223.53836KsharessoldAdded 2K shares (0.7%) · Q4 2025. Average closing price $251.67 · Price range $223.36–$277.352KsharespurchasedAdded 74K shares (27.9%) · Q1 2026. Average closing price $221.49 · Price range $183.86–$276.4174Ksharespurchased← Earlier —1 sell
Average closing price · filing quarter
$221.49
Price range · filing quarter
$183.86 – $276.41
Sign in to see who bought

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +74K +$16M +27.9% 338K May 15, 2026
Q4 2025 Added +2K +$446K +0.7% 264K Feb 17, 2026
Q3 2025 Reduced −836K −$160M −76.1% 263K Nov 14, 2025
Q2 2025 Added +911K +$134M +485.9% 1.1M Aug 14, 2025
Q1 2025 Reduced −84K −$13M −30.9% 187K May 15, 2025
Q4 2024 Added +144K +$29M +113.9% 271K Feb 14, 2025
Q3 2024 Reduced −62K −$14M −32.8% 127K Nov 14, 2024
Q2 2024 Reduced −577K −$126M −75.4% 189K Aug 14, 2024
Q1 2024 Added +485K +$75M +172.2% 766K May 15, 2024
Q4 2023 Added +16K +$2.4M +5.8% 281K Feb 14, 2024
Q3 2023 Added +235K +$44M +756.0% 266K Nov 14, 2023
Q2 2023 Reduced −33K −$6.5M −51.2% 31K Aug 14, 2023
Q1 2023 Reduced −78K −$14M −55.1% 64K May 15, 2023
Q4 2022 Reduced −690K −$102M −82.9% 142K Feb 14, 2023
Q3 2022 Reduced −50K −$5.3M −5.6% 832K Nov 14, 2022
Q2 2022 Added +86K +$6.1M +10.8% 882K Aug 15, 2022
Q1 2022 Added +549K +$42M +222.6% 795K May 16, 2022
Q4 2021 Reduced −91K −$9.3M −26.9% 247K Feb 14, 2022
Q3 2021 Added +328K +$30M +3,723.7% 337K Nov 15, 2021
Q2 2021 Reduced −418K −$33M −97.9% 9K Aug 16, 2021
Q1 2021 First covered – – – 426K May 21, 2021
Data through Q1 2026 · filed May 15, 2026
21 grouped rows from 21 quarters

More Griffin positions

NVIDIA Corporation(NVDA)
$3.2B
2.3% of portfolio

Amazon.com, Inc.(AMZN)
$1.7B
1.2% of portfolio

Micron Technology, Inc.(MU)
$1.6B
1.1% of portfolio

Taiwan Semiconductor Manufacturing Company Limited(TSM)
$1.4B
1.0% of portfolio

Apple Inc.(AAPL)
$1.3B
0.9% of portfolio

Meta Platforms, Inc.(META)
$1.0B
0.7% of portfolio

Common questions

Does Ken Griffin own FSLR?

Yes. As of Q1 2026, Ken Griffin disclosed 338K shares of FSLR, worth $67M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Ken Griffin buy FSLR?

Ken Griffin held FSLR 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 FSLR?

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

How many shares of FSLR does Ken Griffin own?

Ken Griffin disclosed 338K shares of FSLR 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 FSLR?

Ken Griffin began building the FSLR 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.