First Solar Inc
Ownership
Ownership Structure
Who owns First Solar Inc (FSLR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 94.6% of the shares are freely tradable; institutional investors hold 94.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 12.86 | 13,821,076 | +9.6 | 03/31/2026 |
| Vanguard Capital Management, LLC | 6.32 | 6,788,934 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 5.30 | 5,696,888 | +0.0 | 03/31/2026 |
| State Street Corp | 4.92 | 5,284,617 | +0.4 | 03/31/2026 |
| Capital World Investors | 3.83 | 4,114,639 | +0.0 | 06/30/2026 |
| Geode Capital Management, LLC | 2.89 | 3,106,826 | +6.4 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.02 | 3,249,604 | +0.3 | 07/31/2026 |
| Vanguard 500 Index Investor | 2.62 | 2,820,186 | +1.1 | 07/31/2026 |
| Capital Group Growth Fnd of Amer Comp | 2.61 | 2,800,000 | +607.9 | 06/30/2026 |
| American Funds Growth Fd of Amer A | 2.61 | 2,800,000 | +607.9 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Ahearn Michael J | Director | 66,057 | 13,290,668 $ | Aug 4, 2026 | direct |
| Koralewski Michael | Chief Supply Chain Officer | 7,642 | 1,537,570 $ | Aug 3, 2026 | direct |
| Gloeckler Markus | Chief Technology Officer | 5,842 | 1,175,410 $ | Sep 1, 2026 | direct |
| Dymbort Jason E. | General Counsel and Secretary | 5,624 | 1,131,549 $ | Aug 11, 2026 | direct |
| Sloan Samantha L. | EVP, Corporate Affairs | 2,353 | 473,424 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Sloan Samantha L. | EVP, Corporate Affairs | Other | 134 | 199.65 | 26,753 |
| Sep 1, 2026 | Sloan Samantha L. | EVP, Corporate Affairs | Other | 469 | 0.00 | – |
| Sep 1, 2026 | Gloeckler Markus | Chief Technology Officer | Sell | 800 | 200.00 | 160,000 |
| Aug 17, 2026 | Sloan Samantha L. | EVP, Corporate Affairs | Sell | 127 | 222.95 | 28,315 |
| Aug 14, 2026 | Sloan Samantha L. | EVP, Corporate Affairs | Other | 437 | 0.00 | – |
| Aug 11, 2026 | Dymbort Jason E. | General Counsel and Secretary | Sell | 3,700 | 249.38 | 922,706 |
| Aug 4, 2026 | Gloeckler Markus | Chief Technology Officer | Sell | 829 | 248.00 | 205,592 |
| Aug 4, 2026 | Ahearn Michael J | Director | Other | 44,584 | – | – |
| Aug 3, 2026 | Gloeckler Markus | Chief Technology Officer | Sell | 2,625 | 218.02 | 572,303 |
| Aug 3, 2026 | Gloeckler Markus | Chief Technology Officer | Sell | 800 | 222.00 | 177,600 |
| Aug 3, 2026 | Koralewski Michael | Chief Supply Chain Officer | Sell | 3,500 | 225.00 | 787,500 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.